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CN105732755B - The aryl androstane 5 (6), 8 (14) of 3 β hydroxyls 16, the ketone of 15 (16) triolefin 17 - Google Patents

The aryl androstane 5 (6), 8 (14) of 3 β hydroxyls 16, the ketone of 15 (16) triolefin 17 Download PDF

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CN105732755B
CN105732755B CN201610093315.4A CN201610093315A CN105732755B CN 105732755 B CN105732755 B CN 105732755B CN 201610093315 A CN201610093315 A CN 201610093315A CN 105732755 B CN105732755 B CN 105732755B
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ketone
triolefin
androstane
nmr
dcm
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CN105732755A (en
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王立中
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Taizhou Polytechnic College
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    • C07ORGANIC CHEMISTRY
    • C07JSTEROIDS
    • C07J1/00Normal steroids containing carbon, hydrogen, halogen or oxygen, not substituted in position 17 beta by a carbon atom, e.g. estrane, androstane
    • C07J1/0003Androstane derivatives
    • C07J1/0011Androstane derivatives substituted in position 17 by a keto group
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07JSTEROIDS
    • C07J43/00Normal steroids having a nitrogen-containing hetero ring spiro-condensed or not condensed with the cyclopenta(a)hydrophenanthrene skeleton
    • C07J43/003Normal steroids having a nitrogen-containing hetero ring spiro-condensed or not condensed with the cyclopenta(a)hydrophenanthrene skeleton not condensed

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Abstract

The present invention relates to a kind of compound, including:The aryl androstane 5 (6), 8 (14) of 3 β hydroxyls 16, the ketone of 15 (16) triolefin 17, its structural formula is as follows:Wherein, Ar is selected from the one kind in having structure:Its compound has following 8:

Description

(16)-triolefin -17- ketone of 3 beta-hydroxy -16- aryl androstane -5 (6), 8 (14), 15
Technical field
The invention belongs to the field of chemical synthesis, it is related to 3 beta-hydroxy -16- aryl androstanes -5 (6), 8 (14), 15 (16)-three Alkene -17- ketone, 8 compounds of (16)-triolefin -17- ketone of specifically 3 beta-hydroxy -16- aryl androstane -5 (6), 8 (14), 15.
Background technology
The transformation and modification of natural steroid are increasingly paid close attention to by people, by some specific modifications, such as steroid The modification of body ring, side chain, can obtain some important better than parent bioactive steroid derivatives【Levina, I.S.;Pokrovskaya,E.V.;Kulikova,L.E.;Kamernitzky,A.V.;Kachala,V.V.;Smirnov, A.N.Steroids.2008,73,815】.Such as have been used to the Abiraterone acetate ester (abiraterone of clinic Acetate), chemical entitled 17- (3- pyridine radicals) androstane -5, -3 β of 16- diene-acetic acid esters are public by Centocor Ortho The enzyme irreversible inhibitors of orally active CYP 17 of exploitation are taken charge of, by changing into abiraterone to testis and other body parts Such as the androgen of adrenal gland generation plays inhibitory action.The approval listing of the Nikkei U.S. FDA of April 28 in 2011, is combined with metacortandracin Treatment prostate cancer【G.A.Potter,S.E.Barrie,M.Jarman and M.G.Rowlands,J.Med.Chem., 1995,38,2463.】.
Many researchs find, when steroidal D rings are modified, if it is possible to retain the carbonyl of steroidal C-17, and in the neighbour of carbonyl Some characteristic side chains are introduced on position C-16, the physiological function better than parent compound is equally obtained in that 【Chattopadhaya,R.;Jindal,D.P.;Minu,M.;Gupta,R.Arzneim.Forsch.2004,54,551; Bansal,R.;Guleria,S.Steroids.2008,73,1391;Dubey,S.;Kaur,P.;Jindal,D.P.; Satyanarayan,Y.D.;Piplani,P.Med.Chem.2008,4,229;Guo,H.;Wu,H.;Yang,J.;Xiao,Y.; Altenbach,H.;Qiu,G.;Hu,H.;Wu,Z.;He,X.;Zhou,D.;Hu,X.Steroids.2011,76,709; Moreira,V.M.;Salvador,J.A.R.;Bejad,A.M.;Paixaod,J.A.Steroids.2011,76,582.】.Such as 2004, Dubey et al. synthesized a series of 16- (styryl that 4- replaces)-androstane -5- ene derivatives by multistep, carefully Cytoactive test shows that this is the new cytotoxic drug of a class, by three kinds of cancer cells to human body:Breast cancer cell The anticancer experiment in vitro of MCF-7, lung carcinoma cell NCI-H460 and central nerve tumor cell SF-268 these three human cancer cells, It was found that these compounds can induce the cancer cell-apoptosis of human body, so as to suppress the propagation of tumour cell【Dubey,S.; Piplani,P.;Jindal,D.P.Chem Biodiver.2004,1,1529.】.2007, Gamal seminars reported Epiandrosterone D- environmental protection has been bonded a heterocycle structure in the case of staying 17- carbonyl, obtain good antibacterial activity 【Mervat,M.;Abdelhalim.;Manal,M.T.;Samira,T.;Rabie.;Gamal,A.Steroids.2007,72, 459.】.2012, Bansa et al. on the carbon atom of 16 of steroidal D rings, was retaining with androstane dehydroepiandros-sterone as raw material An imidazole radicals is bonded on the basis of 17- carbonyl, biological activity test shows the work with very strong suppression cancer cell With【Ranju,B.;Sheetal,G.;Sridhar,T.;Subhash,L.;Patwar,R.Steroids.2012,77,621.】.
Recently research finds such as there are multiple alkenyls in steroidal ring, can more strengthen the physiologically active of steroidal compounds.Such as Gabriele M. in 2015Et al. three polyene-based steroids are separated to from sponge Callyspongia cf.C.flammea Body compound, especially it is worth noting that there is C (8)=C that general steroid derivative is not commonly formed in these steroidal compounds (14) alkenyl.There is these compounds suppression Aftin-5 cells to produce Ab-42 and be used to treat senile dementia.
The content of the invention
For the above defect, the invention provides 3 beta-hydroxy -16- aryl androstanes -5 (6), 8 (14), 15 (16)-three Alkene -17- ketone, structural formula is as follows:
Wherein, Ar- is selected from the one kind in having structure:
Its compound has following 8:
C3 is 3 beta-hydroxies in structural formula of the present invention;It is double bond between C8 and C14;It is double bond between C5 and C6;C15 and C16 Between be double bond.
Except remaining the due active structure of steroidal in the present invention, while 17- carbonyl of reservation on steroidal D rings, α is built in steroidal rigid backbone, beta-unsaturated carbonyl construction unit can be combined with various acceptors, show extensive biology Activity.
Further, (16)-triolefin -17- ketone of 3 beta-hydroxy -16- aryl androstane -5 (6), 8 (14), 15 is in active anticancer Using.
Before (16)-triolefin -17- ketone of 3 beta-hydroxy -16- aryl androstane -5 (6), 8 (14), 15 of the invention can be as medicine Body, used as clinical medicine screening compounds, further research can be pharmaceutically acceptable with one or more pharmaceutic adjuvant academic title Any formulation.
Specific embodiment
(16)-triolefin -17- ketone of 3 beta-hydroxy -16- aryl androstane -5 (6), 8 (14), 15 of the invention, its structural formula is as follows:
Wherein, Ar- is selected from the one kind in having structure:
Its compound has following 8:
C3 is 3 beta-hydroxies in structural formula of the present invention;It is double bond between C8 and C14;It is double bond between C5 and C6;C15 and C16 Between be double bond.
Tester
Infrared spectrum analysis:The infrared spectrometers of Bruker tensor 27, KBr pressed disc methods, detection range be 4000~ 400cm-1;Fusing point is measured:WRR melting point apparatus (Shanghai Precision Scientific Apparatus Co., Ltd), data are not calibrated.1H-NMR and13C- NMR is analyzed:Bruker Advance 600 (German Bruker companies);Reaction process TLC tracing detections.
Embodiment 1:Key intermediate (3 β)-hydroxy-androst -5 (6), the conjunction of 8 (14), 15 (16)-triolefin -17- ketone (3) Into
Take compound (6) 3.67g (0.01mol), water lithium bromide 3.67g (0.035mol), lithium carbonate 2.96g (0.04mol), 30mL DMF, backflow, nitrogen protection.Stop reaction after 8h, be added dropwise in trash ice after cooling, stir, there is solid Body is separated out, and suction filtration obtains yellow solid.Dissolved with DCM, washed with water successively, saturated common salt is washed 1-2 times, is then collected organic Phase, anhydrous sodium sulfate drying is spin-dried for obtaining yellow, viscous solid, column chromatography, DCM:EA=20:1, collect second point and obtain 0.88g, yield 31.0%;IR(KBr,cm-1):3312,2930,2858,1709,1643,1519,1453,1219,1108, 1009,940,865,700;13C-NMR(150MHz,CDCl3)δ(ppm):212.2,152.69,141.65,139.34, 133.78,128.06,118.87,70.98,48.28,45.75,41.59,38.87,36.34,31.50,28.97,27.63, 22.95,19.50,18.82;Mp:194-195℃;1H NMR(600MHz,CDCl3)δ(ppm):7.81 (d, J=5.7Hz, 1H), 5.94 (d, J=5.7Hz, 1H), 5.28 (s, 1H), 3.52 (m, 1H), 1.12 (s, 3H), 0.95 (s, 3H);MS(EI)(m/z): 285.43[(M+1)+] (100%)
Embodiment 2:The iodo- androstanes -5 of (3 β)-hydroxyl -16- (6), the synthesis of 8 (14), 15 (16)-triolefin -17- ketone (4)
Take compound (7) 0.50g (1.74mmol), iodine 0.89g (3.48mmol), DMAP 0.01g (0.087mmol), pyrrole Pyridine 6mL (0.07mmol), CCl415mL is stirred overnight in being stirred at 0 DEG C.After reaction is spin-dried for solvent after terminating, extracted with DCM Afterwards, washed 1-2 times with the solution of the sodium thiosulfate of saturation, 20% watery hydrochloric acid washes 1-2 after, and saturated common salt is washed one time, Collect organic phase, anhydrous sodium sulfate drying.Column chromatography, DCM:EA=20:1, obtain light brown product, yield 80%.1H-NMR (600MHz,CDCl3)δ(ppm):8.16(s,1H),5.28(s,1H),3.68-3.39(m,1H),1.15(s,3H),0.94(s, 3H);13C-NMR(150MHz,CDCl3)δ(ppm):204.62,158.00,140.59,138.94,133.13,117.62, 97.47,69.95,47.06,43.82,40.52,37.88,35.24,30.46,28.06,26.81,22.11,18.52, 17.70.IR(KBr):3468,2929,2858,1700,1657,1513,1450,1370,1276,1211,1062,1004, 937,918,846,734;HRMS(ESI)calcd for C19H23IO2[M+H]412.0822;Found 411.0818;Mp: 135-136℃(PE/AcOEt).
Embodiment 3:The synthesis of (16)-triolefin -17- ketone (5a) of (3 β)-hydroxyl -16- phenyl androstane -5 (6), 8 (14), 15
Take compound (3 the β)-iodo- androstanes -5 of hydroxyl -16- (6), 8 (14), 15 (16)-triolefin -17- ketone 0.50g (1.2mmol), phenyl boric acid 0.26g (2.13mmol), bis-triphenylphosphipalladium palladium dichloride 0.017g (0.024mmol), cuprous iodide 0.0024g (0.013mmol), THF20mL, methyl alcohol 4mL, are subsequently added 2M sodium carbonate liquor 2.4mL, are warming up to backflow.After 10h Consumption of raw materials is finished.Reaction terminates, and after being spin-dried for solvent, is extracted with DCM, afterwards, washes with water 1-2 times, saturated common salt washing 1-2 Time, collect organic phase, anhydrous sodium sulfate drying.Column chromatography, DCM:EA=10:1, obtain faint yellow solid product, yield: 91%.Mp:175-176℃(PE/AcOEt);1H-NMR(600MHz,CDCl3)δ(ppm):7.96 (s, 1H), 7.77 (d, J= 7.7Hz, 2H), 7.31 (t, J=7.6Hz, 2H), 7.24 (t, J=7.3Hz, 1H), 5.31 (s, 1H), 3.53 (m, 1H), 1.19 (s,3H),0.96(s,3H);13C-NMR(150MHz,CDCl3)δ(ppm):209.53,146.57,141.62,137.77, 136.78,133.70,132.22,128.49,128.29,127.12,119.04,71.05,48.53,47.50,41.61, 38.98,36.33,31.52,29.11,27.87,23.36,19.58,18.87;IR(KBr,cm-1):3462,2929,2856, 1684,1450,1339,1292,1176,1059,927,795,750,654;HRMS(ESI)calcd for C25H28O2[M+H] 361.2168;Found 361.2164.
Pd catalyst optional Pd (dppf) Cl2, Pd (PPh3)4,Pd(acac)2,PdCl2(DPPE), Pd/C or Pd (CH3CN) Cl2
Embodiment 4:(3 β)-hydroxyl -16- (3- pyridine radicals) androstane -5 (6), 8 (14), 15 (16)-triolefin -17- ketone (5b) Synthesis
Take compound (3 the β)-iodo- androstanes -5 of hydroxyl -16- (6), 8 (14), 15 (16)-triolefin -17- ketone 0.50g (1.2mmol), pyridine -3- boric acid 0.26g (2.13mmol), bis-triphenylphosphipalladium palladium dichloride 0.017g (0.024mmol), iodate Cuprous 0.0024g (0.013mmol), THF20mL, methyl alcohol 4mL are subsequently added 2M sodium carbonate liquor 2.4mL, are warming up to backflow. Consumption of raw materials is finished after 10h.Reaction terminates, and after being spin-dried for solvent, is extracted with DCM, afterwards, washes with water 1-2 times, saturated common salt washing 1-2 times, collect organic phase, anhydrous sodium sulfate drying.Column chromatography, DCM:EA=10:1, obtain faint yellow solid product, yield: 85%, Mp:167-168℃(PE/AcOEt);1H-NMR(600MHz,CDCl3)δ(ppm):8.91 (s, 1H), 8.46 (d, J= 4.4Hz, 1H), 8.17 (d, J=7.9Hz, 1H), 8.06 (s, 1H), 7.28-7.23 (m, 1H), 5.32 (s, 1H), 3.58-3.51 (m,1H),1.98(s,1H),1.20(s,3H),0.98(s,3H);13C-NMR(150MHz,CDCl3)δ(ppm):208.10, 147.92,147.00,146.13,140.75,136.75,134.59,133.43,132.83,122.32,119.83,117.80, 69.99,47.61,46.25,40.57,38.05,35.31,30.49,29.90,26.80,22.26,18.57,17.80;IR (KBr,cm-1):3472,2928,2857,1697,1647,1458,1415,1376,1299,1066,933,808;HRMS(ESI) calcd forC24H27NO2[M+H]362.2121;Found 362.2112.
Embodiment 5:(3 β)-hydroxyl -16- (2- fluorophenyls) androstane -5 (6), 8 (14), 15 (16)-triolefin -17- ketone (5c) Synthesis
Take compound (3 the β)-iodo- androstanes -5 of hydroxyl -16- (6), 8 (14), 15 (16)-triolefin -17- ketone 0.50g (1.2mmol), 2- fluorobenzoic boric acids 0.30g (2.13mmol), bis-triphenylphosphipalladium palladium dichloride 0.017g (0.024mmol), iodate Cuprous 0.0024g (0.013mmol), THF20mL, methyl alcohol 4mL are subsequently added 2M sodium carbonate liquor 2.4mL, are warming up to backflow. Consumption of raw materials is finished after 10h.Reaction terminates, and after being spin-dried for solvent, is extracted with DCM, afterwards, washes with water 1-2 times, saturated common salt washing 1-2 times, collect organic phase, anhydrous sodium sulfate drying.Column chromatography, DCM:EA=10:1, obtain faint yellow solid product, yield: 86%, Mp:164-165℃(PE/AcOEt);1H-NMR(600MHz,CDCl3)δ(ppm):8.17 (s, 1H), 8.01 (t, J= 7.2Hz, 1H), 7.22-7.17 (m, 2H), 7.10 (dd, J=13.5,6.1Hz, 1H), 5.31 (s, 1H), 3.53 (m, 1H), 1.20(s,3H),0.97(s,3H);13C-NMR(150MHz,CDCl3)δ(ppm):(d, J=249.6Hz), 209.43,159.53 149.42 (d, J=10.2Hz), 140.49,137.02,133.70,130.16,129.91,128.32 (d, J=8.5Hz), 123.03 (d, J=3.3Hz), 119.13 (d, J=12.3Hz), 118.02,114.62 (d, J=22.3Hz), 70.02, 47.58,45.45,40.58,37.98,35.32,30.49,28.05,26.82,22.31,18.54,17.84;IR(KBr,cm-1):3491,3043,2930,2859,1691,1562,1480,1449,1274,1213,1110,1055,930,875,800, 758,722;HRMS(ESI)calcd for C25H27FO2[M+H]379.2074;Found 379.2074.
Embodiment 6:(3 β)-hydroxyl -16- (3- fluorophenyls) androstane -5 (6), 8 (14), 15 (16)-triolefin -17- ketone (5d) Synthesis
Take compound (3 the β)-iodo- androstanes -5 of hydroxyl -16- (6), 8 (14), 15 (16)-triolefin -17- ketone 0.50g (1.2mmol), 3- fluorobenzoic boric acids 0.30g (2.13mmol), bis-triphenylphosphipalladium palladium dichloride 0.017g (0.024mmol), iodate Cuprous 0.0024g (0.013mmol), THF20mL, methyl alcohol 4mL are subsequently added 2M sodium carbonate liquor 2.4mL, are warming up to backflow. Consumption of raw materials is finished after 10h.Reaction terminates, and after being spin-dried for solvent, is extracted with DCM, afterwards, washes with water 1-2 times, saturated common salt washing 1-2 times, collect organic phase, anhydrous sodium sulfate drying.Column chromatography, DCM:EA=10:1, obtain faint yellow solid product, yield: 84%, Mp:190-191℃(PE/AcOEt);1H-NMR(600MHz,CDCl3)δ(ppm):7.97 (s, 1H), 7.55 (t, J= 7.7Hz, 2H), 7.27 (dd, J=14.3,7.8Hz, 1H), 6.93 (t, J=7.6Hz, 1H), 5.32 (s, 1H), 3.53 (m, 1H),1.19(s,3H),0.97(s,3H);13C-NMR(150MHz,CDCl3)δ(ppm):207.90,161.88 (d, J= 245.6Hz), 146.03,140.69,136.62,134.57 (d, J=2.1Hz), 133.75,133.32,128.89 (d, J= 8.1Hz), 121.69 (d, J=2.8Hz), 117.90,114.04 (d, J=21.3Hz), 112.96 (d, J=22.8Hz), 70.05,47.64,46.57,40.63,38.02,35.35,30.56,28.13,26.88,22.32,18.56,17.84;IR (KBr,cm-1):3500,3075,2928,2857,1679,1577,1426,1340,1263,1185,1058,886,790,681; HRMS(ESI)calcd for C25H27FO2[M+H]379.2074;Found 379.2074.
Embodiment 7:(3 β)-hydroxyl -16- (4- fluoro-3-pyridines) androstane -5 (6), 8 (14), 15 (16)-triolefin -17- ketone The synthesis of (5e)
Take compound (3 the β)-iodo- androstanes -5 of hydroxyl -16- (6), 8 (14), 15 (16)-triolefin -17- ketone 0.50g (1.2mmol), 4- fluoro-3-pyridine boric acid 0.30g (2.13mmol), bis-triphenylphosphipalladium palladium dichloride 0.017g (0.024mmol), Cuprous iodide 0.0024g (0.013mmol), THF20mL, methyl alcohol 4mL, are subsequently added 2M sodium carbonate liquor 2.4mL, are warming up to back Stream.Consumption of raw materials is finished after 10h.Reaction terminates, and after being spin-dried for solvent, is extracted with DCM, afterwards, washes with water 1-2 times, saturated common salt Washing 1-2 times, collects organic phase, anhydrous sodium sulfate drying.Column chromatography, DCM:EA=10:1, faint yellow solid product is obtained, produce Rate:90%, Mp:180-181℃(PE/AcOEt);1H-NMR(600MHz,CDCl3)δ(ppm):8.56(s,1H),8.26(t,J =7.2Hz, 1H), 8.02 (s, 1H), 6.89 (d, J=6.6Hz, 1H), 5.32 (s, 1H), 3.54 (m, 1H), 1.20 (s, 3H), 0.98(s,3H);13C-NMR(150MHz,CDCl3)δ(ppm):(d, J=238.5Hz), 207.92,162.11 145.84, 145.04 (d, J=14.7Hz), 140.67,138.64 (d, J=8.0Hz), 136.54,134.65,131.76 (d, J= 2.9Hz), 125.34,117.74,108.24 (d, J=37.3Hz), 70.00,47.61,46.19,40.57,38.05,35.31, 30.49,28.17,26.78,22.25,18.56,17.79;IR(KBr,cm-1):3497,2696,2930,2851,2818, 1680,1587,1472,1376,1297,1176,1120,1069,1022,928,834,744,670;HRMS(ESI)calcd for C24H26FNO2[M+H]380.2027;Found 380.2012.
Embodiment 8:(3 β)-hydroxyl -16- (5- pyrimidines) androstane -5 (6), 8 (14), 15 (16)-triolefin -17-'s ketone (5f) Synthesis
Take compound (3 the β)-iodo- androstanes -5 of hydroxyl -16- (6), 8 (14), 15 (16)-triolefin -17- ketone 0.50g (1.2mmol), 5- pyrimidine boronic acids 0.26g (2.13mmol), bis-triphenylphosphipalladium palladium dichloride 0.017g (0.024mmol), iodate Cuprous 0.0024g (0.013mmol), THF20mL, methyl alcohol 4mL are subsequently added 2M sodium carbonate liquor 2.4mL, are warming up to backflow. Consumption of raw materials is finished after 10h.Reaction terminates, and after being spin-dried for solvent, is extracted with DCM, afterwards, washes with water 1-2 times, saturated common salt washing 1-2 times, collect organic phase, anhydrous sodium sulfate drying.Column chromatography, DCM:EA=10:1, obtain faint yellow solid product, yield: 87%, Mp:203-204℃(PE/AcOEt);1H-NMR(600MHz,CDCl3)δ(ppm):9.11(s,2H),9.07(s,1H), 8.13(s,1H),5.32(s,1H),3.59–3.50(m,1H),1.21(s,3H),0.98(s,3H);13C-NMR(150MHz, CDCl3)δ(ppm):207.56,156.63,153.76,146.98,140.77,136.67,136.43,129.91,125.53, 117.52,69.89,47.69,46.10,40.54,38.16,35.32,30.46,28.26,26.73,22.19,18.60, 17.75;IR(KBr,cm-1):3487,3034,2940,2861,2799,1701,1644,1558,1406,1299,1144, 1009,932,721;HRMS(ESI)calcd for C23H26N2O2[M+H]363.2073;Found 363.2068.
Embodiment 9:(3 β)-hydroxyl -16- (3- trifluoromethyls) androstane -5 (6), 8 (14), 15 (16)-triolefin -17- The synthesis of ketone (5g)
Take compound (3 the β)-iodo- androstanes -5 of hydroxyl -16- (6), 8 (14), 15 (16)-triolefin -17- ketone 0.50g (1.2mmol), 3- trifluoromethylbenzene boronic acids 0.40g (2.13mmol), bis-triphenylphosphipalladium palladium dichloride 0.017g (0.024mmol), cuprous iodide 0.0024g (0.013mmol), THF20mL, methyl alcohol 4mL, is subsequently added 2M sodium carbonate liquors 2.4mL, is warming up to backflow.Consumption of raw materials is finished after 10h.Reaction terminates, and after being spin-dried for solvent, is extracted with DCM, afterwards, washes with water 1-2 times, saturated common salt is washed 1-2 times, collects organic phase, anhydrous sodium sulfate drying.Column chromatography, DCM:EA=10:1, obtain light Yellow solid product, yield:93%, Mp:195-196℃(PE/AcOEt);1H-NMR(600MHz,CDCl3)δ(ppm):8.04 (s, 1H), 8.02 (s, 1H), 7.99 (d, J=7.8Hz, 1H), 7.49 (d, J=7.7Hz, 1H), 7.43 (t, J=7.8Hz, 1H),5.32(s,1H),3.56-3.52(m,1H),1.20(s,3H),0.98(s,3H);13C-NMR(150MHz,CDCl3)δ (ppm):(d, J=8.5Hz), 207.94,146.41,140.64,136.56,134.31 131.99,129.87 (q, J= 32.6Hz), 129.28,127.91,123.98,123.69 (q, J=3.7Hz), 123.07 (q, J=271.5Hz), 122.74 (q, J=3.5Hz), 117.83,70.02,47.63,46.50,40.58,38.03,35.31,30.50,28.17,2 6.82, 22.28,18.56,17.81;IR(KBr,cm-1):3489,3032,2939,2894,2827,1680,1587,1475,1419, 1322,1123,1006,805;HRMS(ESI)calcd for C26H27F3O2[M+H]429.2042;Found 429.2039.
Embodiment 10:(3 β)-hydroxyl -16- (5- methoxyl group -3- pyridines) androstane -5 (6), 8 (14), 15 (16)-triolefins - The synthesis of 17- ketone (5h)
Take compound (3 the β)-iodo- androstanes -5 of hydroxyl -16- (6), 8 (14), 15 (16)-triolefin -17- ketone 0.50g (1.2mmol), 5- methoxypyridines -3- boric acid 0.36g (2.13mmol), bis-triphenylphosphipalladium palladium dichloride 0.017g (0.024mmol), cuprous iodide 0.0024g (0.013mmol), THF20mL, methyl alcohol 4mL, is subsequently added 2M sodium carbonate liquors 2.4mL, is warming up to backflow.Consumption of raw materials is finished after 10h.Reaction terminates, and after being spin-dried for solvent, is extracted with DCM, afterwards, washes with water 1-2 times, saturated common salt is washed 1-2 times, collects organic phase, anhydrous sodium sulfate drying.Column chromatography, DCM:EA=10:1, obtain depth Yellow solid product, yield:74%, Mp:193-194℃(PE/AcOEt);1H-NMR(600MHz,CDCl3)δ(ppm):8.49 (s,1H),8.16(s,1H),8.07(s,1H),7.79(s,1H),5.32(s,1H),3.82(s,3H),3.57-3.50(m, 1H),1.20(s,3H),0.97(s,3H);13C-NMR(150MHz,CDCl3)δ(ppm):208.27,154.50,146.50, 140.67,139.05,136.60,136.17,134.84,132.37,127.83,117.76,117.45,69.95,54.57, 47.64,46.32,40.57,38.07,35.32,30.48,28.19,26.80,22.26,18.57,17.80;IR(KBr,cm-1):3488,2930,2872,1686,1610,1521,1450,1370,1296,1119,1008,940;HRMS(ESI)calcd for C25H29NO3[M+H]392.2226;Found 392.2229.
From CH2Cl2The crystal of 5a is obtained in solvent and from CHCl3The crystal of 5b is obtained in solvent, is spread out by X-ray monocrystalline Capable sign is injected, crystal data information is listed in Table 2 below.Crystal structure further demonstrates the structure of target compound, and can To find out the presence of the double bond on the position of steroidal 8 (14).
The molecular structure of compound 5a (contains CH2Cl2)
The molecular structure of compound 5b (contains CHCl3)
The crystal parameter of table 1 compound 5a and 5b
Embodiment 11:The test of active anticancer
Synthesized compound 5a-h to A549 human lung carcinoma cells, SKOV3 Proliferation of Human Ovarian Cell, MKN45 gastric carcinoma cells and The inhibitory action of MDA-MB-435 human breast carcinoma high-transfer cell in-vitro multiplications is tested.
Test result shows synthesized compound 5a-h to A549 human lung carcinoma cells, SKOV3 Proliferation of Human Ovarian Cell, MKN45 Gastric carcinoma cells and MDA-MB-435 human breast carcinoma high-transfer cells etc. are all inhibited, and all compounds are to SKOV3 people Ovarian cancer cell inhibitory action is better than to other three class human cancer cells.And there is the compound 5c, 5d, 5e of fluoro substituents on aryl It is best with 5g inhibitions.
Inhibitory action (half-inhibition concentration) of the compound 5a-h of table 2 to man―machine systems in-vitro multiplicationa
aExperimental result takes eight experimental data average value ± standard deviations
bA549:Human lung carcinoma cell, SKOV3:Proliferation of Human Ovarian Cell, MKN-45:Gastric carcinoma cells,
MDA-MB-435:Human breast carcinoma high-transfer cell.

Claims (1)

  1. (16)-triolefin -17- ketone of 1.3 beta-hydroxy -16- aryl androstane -5 (6), 8 (14), 15, it is characterised in that its structural formula is such as Under:
    Wherein, Ar- is selected from the one kind in having structure
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Citations (2)

* Cited by examiner, † Cited by third party
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US5001119A (en) * 1987-11-25 1991-03-19 Schwartz Arthur G 16-substituted androstanes and 16-substituted androstenes
CN103073607A (en) * 2013-02-26 2013-05-01 昆明理工大学 12[beta]-hydroxyandrostane-4,6,8(9),13(14)-tetraene-3,11,16-triketone and application thereof

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Publication number Priority date Publication date Assignee Title
US5001119A (en) * 1987-11-25 1991-03-19 Schwartz Arthur G 16-substituted androstanes and 16-substituted androstenes
CN103073607A (en) * 2013-02-26 2013-05-01 昆明理工大学 12[beta]-hydroxyandrostane-4,6,8(9),13(14)-tetraene-3,11,16-triketone and application thereof

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