BE526591A - - Google Patents

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Publication number: BE526591A
Authority: BE; Belgium
Prior art keywords: pregnadiene; acid; dihydroxy; hydroxy; glycol
Prior art date

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Publication of BE526591A publication Critical patent/BE526591A/fr

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239000002253 acid Substances 0.000 claims description 56
-1 carbonyloxy steroid Chemical class 0.000 claims description 30
LYCAIKOWRPUZTN-UHFFFAOYSA-N glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 29
HPQVWDOOUQVBTO-UHFFFAOYSA-N lithium aluminium hydride Substances [Li+].[Al-] HPQVWDOOUQVBTO-UHFFFAOYSA-N 0.000 claims description 24
238000006243 chemical reaction Methods 0.000 claims description 23
OCZDCIYGECBNKL-UHFFFAOYSA-N lithium;alumanuide Chemical compound [Li+].[AlH4-] OCZDCIYGECBNKL-UHFFFAOYSA-N 0.000 claims description 23
238000000034 method Methods 0.000 claims description 22
150000002148 esters Chemical class 0.000 claims description 20
VEXZGXHMUGYJMC-UHFFFAOYSA-N HCl Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 19
150000003431 steroids Chemical class 0.000 claims description 16
238000006460 hydrolysis reaction Methods 0.000 claims description 13
239000004215 Carbon black (E152) Substances 0.000 claims description 11
150000004702 methyl esters Chemical class 0.000 claims description 11
150000001875 compounds Chemical class 0.000 claims description 10
239000003377 acid catalyst Substances 0.000 claims description 9
125000005907 alkyl ester group Chemical group 0.000 claims description 8
239000003795 chemical substances by application Substances 0.000 claims description 8
239000003960 organic solvent Substances 0.000 claims description 8
238000005903 acid hydrolysis reaction Methods 0.000 claims description 6
229910052739 hydrogen Inorganic materials 0.000 claims description 6
238000004519 manufacturing process Methods 0.000 claims description 6
125000001979 organolithium group Chemical group 0.000 claims description 6
239000001257 hydrogen Substances 0.000 claims description 5
125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 5
125000004432 carbon atoms Chemical group C* 0.000 claims description 4
125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 4
150000002430 hydrocarbons Chemical class 0.000 claims description 3
UFHFLCQGNIYNRP-UHFFFAOYSA-N hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 3
229910052744 lithium Inorganic materials 0.000 claims description 3
125000004435 hydrogen atoms Chemical group [H]* 0.000 claims description 2
WHXSMMKQMYFTQS-UHFFFAOYSA-N lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 2
SRTHRWZAMDZJOS-UHFFFAOYSA-N Lithium hydride Chemical compound [H-].[Li+] SRTHRWZAMDZJOS-UHFFFAOYSA-N 0.000 claims 2
229910052782 aluminium Inorganic materials 0.000 claims 2
XAGFODPZIPBFFR-UHFFFAOYSA-N aluminum Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims 2
XZOQKKWZJQZFKX-PLZYTAMHSA-N C=CC1=CC[C@H]2[C@@H]3CCC4CC(CC[C@]4(C)[C@H]3CC[C@]12C)=O Chemical compound C=CC1=CC[C@H]2[C@@H]3CCC4CC(CC[C@]4(C)[C@H]3CC[C@]12C)=O XZOQKKWZJQZFKX-PLZYTAMHSA-N 0.000 claims 1
MVLYYRYIEZOWIZ-RGBOINFLSA-N COC(C=C1CC[C@H]2[C@@H]3CCC4=CC(CC[C@]4(C)[C@H]3C(C[C@]12C)=O)=O)=O Chemical compound COC(C=C1CC[C@H]2[C@@H]3CCC4=CC(CC[C@]4(C)[C@H]3C(C[C@]12C)=O)=O)=O MVLYYRYIEZOWIZ-RGBOINFLSA-N 0.000 claims 1
CSAVPAYTZSHJBR-YOWRRBNZSA-N COC(C=C1CC[C@H]2[C@@H]3CCC4=CCCC[C@]4(C)[C@H]3CC[C@]12C)=O Chemical compound COC(C=C1CC[C@H]2[C@@H]3CCC4=CCCC[C@]4(C)[C@H]3CC[C@]12C)=O CSAVPAYTZSHJBR-YOWRRBNZSA-N 0.000 claims 1
150000007933 aliphatic carboxylic acids Chemical class 0.000 claims 1
125000000217 alkyl group Chemical group 0.000 claims 1
CSCPPACGZOOCGX-UHFFFAOYSA-N acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 38
RTZKZFJDLAIYFH-UHFFFAOYSA-N diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 30
239000000243 solution Substances 0.000 description 28
239000000047 product Substances 0.000 description 24
239000002904 solvent Substances 0.000 description 24
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 24
239000011541 reaction mixture Substances 0.000 description 21
UHOVQNZJYSORNB-UHFFFAOYSA-N benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 20
YMWUJEATGCHHMB-UHFFFAOYSA-N methylene dichloride Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 18
239000000203 mixture Substances 0.000 description 18
VLKZOEOYAKHREP-UHFFFAOYSA-N hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 15
XEKOWRVHYACXOJ-UHFFFAOYSA-N acetic acid ethyl ester Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 12
238000004821 distillation Methods 0.000 description 12
239000010410 layer Substances 0.000 description 12
OKKJLVBELUTLKV-UHFFFAOYSA-N methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 12
JUJWROOIHBZHMG-UHFFFAOYSA-N pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 12
UIIMBOGNXHQVGW-UHFFFAOYSA-M NaHCO3 Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 10
QTBSBXVTEAMEQO-UHFFFAOYSA-N acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 9
BDAGIHXWWSANSR-UHFFFAOYSA-N formic acid Chemical compound OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 9
HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
239000002585 base Substances 0.000 description 8
QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 8
JOXIMZWYDAKGHI-UHFFFAOYSA-N P-Toluenesulfonic acid Chemical compound CC1=CC=C(S(O)(=O)=O)C=C1 JOXIMZWYDAKGHI-UHFFFAOYSA-N 0.000 description 7
239000008079 hexane Substances 0.000 description 7
PMZURENOXWZQFD-UHFFFAOYSA-L na2so4 Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 7
238000007792 addition Methods 0.000 description 6
238000002955 isolation Methods 0.000 description 6
KWYUFKZDYYNOTN-UHFFFAOYSA-M potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 6
238000002360 preparation method Methods 0.000 description 6
229910052708 sodium Inorganic materials 0.000 description 6
239000011734 sodium Substances 0.000 description 6
WQDUMFSSJAZKTM-UHFFFAOYSA-N sodium methoxide Chemical compound [Na+].[O-]C WQDUMFSSJAZKTM-UHFFFAOYSA-N 0.000 description 6
229910052938 sodium sulfate Inorganic materials 0.000 description 6
235000011152 sodium sulphate Nutrition 0.000 description 6
WYURNTSHIVDZCO-UHFFFAOYSA-N tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 6
229960000583 Acetic Acid Drugs 0.000 description 5
238000002844 melting Methods 0.000 description 5
DNIAPMSPPWPWGF-UHFFFAOYSA-N propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 5
KEAYESYHFKHZAL-UHFFFAOYSA-N sodium Chemical compound [Na] KEAYESYHFKHZAL-UHFFFAOYSA-N 0.000 description 5
229910000030 sodium bicarbonate Inorganic materials 0.000 description 5
235000017557 sodium bicarbonate Nutrition 0.000 description 5
239000007787 solid Substances 0.000 description 5
238000005406 washing Methods 0.000 description 5
VZGDMQKNWNREIO-UHFFFAOYSA-N Carbon tetrachloride Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 4
WFDIJRYMOXRFFG-UHFFFAOYSA-N acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 description 4
150000007513 acids Chemical class 0.000 description 4
125000002252 acyl group Chemical group 0.000 description 4
239000003054 catalyst Substances 0.000 description 4
YXFVVABEGXRONW-UHFFFAOYSA-N toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 4
RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 3
239000005977 Ethylene Substances 0.000 description 3
229960004063 Propylene glycol Drugs 0.000 description 3
FKHIFSZMMVMEQY-UHFFFAOYSA-N Talc Chemical compound [Mg+2].[O-][Si]([O-])=O FKHIFSZMMVMEQY-UHFFFAOYSA-N 0.000 description 3
230000002378 acidificating Effects 0.000 description 3
238000004458 analytical method Methods 0.000 description 3
125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 3
239000007810 chemical reaction solvent Substances 0.000 description 3
125000004494 ethyl ester group Chemical group 0.000 description 3
235000019253 formic acid Nutrition 0.000 description 3
239000012362 glacial acetic acid Substances 0.000 description 3
238000010438 heat treatment Methods 0.000 description 3
125000003187 heptyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 3
125000004051 hexyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 3
125000000468 ketone group Chemical group 0.000 description 3
239000000391 magnesium silicate Substances 0.000 description 3
229910052919 magnesium silicate Inorganic materials 0.000 description 3
235000019792 magnesium silicate Nutrition 0.000 description 3
239000000463 material Substances 0.000 description 3
IMNFDUFMRHMDMM-UHFFFAOYSA-N n-heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 3
125000000740 n-pentyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 3
125000002347 octyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 3
239000012071 phase Substances 0.000 description 3
XBDQKXXYIPTUBI-UHFFFAOYSA-N propionic acid Chemical compound CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 description 3
125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 3
235000013772 propylene glycol Nutrition 0.000 description 3
238000000746 purification Methods 0.000 description 3
150000003254 radicals Chemical group 0.000 description 3
230000035484 reaction time Effects 0.000 description 3
238000000926 separation method Methods 0.000 description 3
238000003756 stirring Methods 0.000 description 3
JVSFQJZRHXAUGT-UHFFFAOYSA-N 2,2-dimethylpropanoyl chloride Chemical compound CC(C)(C)C(Cl)=O JVSFQJZRHXAUGT-UHFFFAOYSA-N 0.000 description 2
SRSXLGNVWSONIS-UHFFFAOYSA-N Benzenesulfonic acid Chemical compound OS(=O)(=O)C1=CC=CC=C1 SRSXLGNVWSONIS-UHFFFAOYSA-N 0.000 description 2
MVPPADPHJFYWMZ-UHFFFAOYSA-N Chlorobenzene Chemical compound ClC1=CC=CC=C1 MVPPADPHJFYWMZ-UHFFFAOYSA-N 0.000 description 2
KRVSOGSZCMJSLX-UHFFFAOYSA-L Chromic acid Chemical compound O[Cr](O)(=O)=O KRVSOGSZCMJSLX-UHFFFAOYSA-L 0.000 description 2
MFYSYFVPBJMHGN-ZPOLXVRWSA-N Cortisone Chemical compound O=C1CC[C@]2(C)[C@H]3C(=O)C[C@](C)([C@@](CC4)(O)C(=O)CO)[C@@H]4[C@@H]3CCC2=C1 MFYSYFVPBJMHGN-ZPOLXVRWSA-N 0.000 description 2
GEHJYWRUCIMESM-UHFFFAOYSA-L Sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 2
239000011260 aqueous acid Substances 0.000 description 2
229940092714 benzenesulfonic acid Drugs 0.000 description 2
WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid group Chemical group C(C1=CC=CC=C1)(=O)O WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 description 2
238000009835 boiling Methods 0.000 description 2
GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 2
WKBOTKDWSSQWDR-UHFFFAOYSA-N bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 2
239000007795 chemical reaction product Substances 0.000 description 2
VEXZGXHMUGYJMC-UHFFFAOYSA-M chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
HEDRZPFGACZZDS-UHFFFAOYSA-N chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
238000004587 chromatography analysis Methods 0.000 description 2
229960004544 cortisone Drugs 0.000 description 2
238000000354 decomposition reaction Methods 0.000 description 2
238000005886 esterification reaction Methods 0.000 description 2
LFQSCWFLJHTTHZ-UHFFFAOYSA-N ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
VGGSQFUCUMXWEO-UHFFFAOYSA-N ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 2
239000012259 ether extract Substances 0.000 description 2
125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 2
150000002334 glycols Chemical class 0.000 description 2
MHAJPDPJQMAIIY-UHFFFAOYSA-N hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
230000003301 hydrolyzing Effects 0.000 description 2
229910052500 inorganic mineral Inorganic materials 0.000 description 2
239000011707 mineral Substances 0.000 description 2
235000010755 mineral Nutrition 0.000 description 2
230000001264 neutralization Effects 0.000 description 2
230000003647 oxidation Effects 0.000 description 2
238000007254 oxidation reaction Methods 0.000 description 2
150000002978 peroxides Chemical class 0.000 description 2
150000003124 pregnadienes Chemical class 0.000 description 2
238000001953 recrystallisation Methods 0.000 description 2
230000001603 reducing Effects 0.000 description 2
239000003638 reducing agent Substances 0.000 description 2
238000006722 reduction reaction Methods 0.000 description 2
238000010992 reflux Methods 0.000 description 2
CDBYLPFSWZWCQE-UHFFFAOYSA-L sodium carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
239000007858 starting material Substances 0.000 description 2
JFGNAYZCSHYUJF-FCMAGTKHSA-N (8S,9S,10R,13S,14S)-17-ethylidene-10,13-dimethyl-2,6,7,8,9,11,12,14,15,16-decahydro-1H-cyclopenta[a]phenanthren-3-one Chemical compound C1CC2=CC(=O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CCC(=CC)[C@@]1(C)CC2 JFGNAYZCSHYUJF-FCMAGTKHSA-N 0.000 description 1
DCTMXCOHGKSXIZ-UHFFFAOYSA-N (R)-1,3-Octanediol Chemical compound CCCCCC(O)CCO DCTMXCOHGKSXIZ-UHFFFAOYSA-N 0.000 description 1
BMRWNKZVCUKKSR-UHFFFAOYSA-N 1,2-Butanediol Chemical compound CCC(O)CO BMRWNKZVCUKKSR-UHFFFAOYSA-N 0.000 description 1
OWBTYPJTUOEWEK-UHFFFAOYSA-N 2,3-Butanediol Chemical compound CC(O)C(C)O OWBTYPJTUOEWEK-UHFFFAOYSA-N 0.000 description 1
JRMAQQQTXDJDNC-UHFFFAOYSA-M 2-ethoxy-2-oxoacetate Chemical compound CCOC(=O)C([O-])=O JRMAQQQTXDJDNC-UHFFFAOYSA-M 0.000 description 1
HJJZIMFAIMUSBW-UHFFFAOYSA-N 3-methylbutane-1,2-diol Chemical compound CC(C)C(O)CO HJJZIMFAIMUSBW-UHFFFAOYSA-N 0.000 description 1
DCBLTYZAUIEBCX-UHFFFAOYSA-N 4-methylpentane-1,3-diol Chemical compound CC(C)C(O)CCO DCBLTYZAUIEBCX-UHFFFAOYSA-N 0.000 description 1
AZDRQVAHHNSJOQ-UHFFFAOYSA-N Aluminium hydride Chemical compound [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
239000004358 Butane-1, 3-diol Substances 0.000 description 1
XWVITTVDIULQLN-UHFFFAOYSA-N CC(CC(C(C)O)O)(CCC)C Chemical compound CC(CC(C(C)O)O)(CCC)C XWVITTVDIULQLN-UHFFFAOYSA-N 0.000 description 1
ILNVXVSYTXBYAG-GREDKLIVSA-N COC(C=C1CC[C@H]2[C@@H]3CCC4=CC(CC[C@]4(C)[C@H]3C(C[C@]12C)O)=O)=O Chemical compound COC(C=C1CC[C@H]2[C@@H]3CCC4=CC(CC[C@]4(C)[C@H]3C(C[C@]12C)O)=O)=O ILNVXVSYTXBYAG-GREDKLIVSA-N 0.000 description 1
239000005909 Kieselgur Substances 0.000 description 1
241001272996 Polyphylla fullo Species 0.000 description 1
VKJKEPKFPUWCAS-UHFFFAOYSA-M Potassium chlorate Chemical compound [K+].[O-]Cl(=O)=O VKJKEPKFPUWCAS-UHFFFAOYSA-M 0.000 description 1
OIGNJSKKLXVSLS-VWUMJDOOSA-N Prednisolone Chemical class O=C1C=C[C@]2(C)[C@H]3[C@@H](O)C[C@](C)([C@@](CC4)(O)C(=O)CO)[C@@H]4[C@@H]3CCC2=C1 OIGNJSKKLXVSLS-VWUMJDOOSA-N 0.000 description 1
239000004146 Propane-1,2-diol Substances 0.000 description 1
238000005917 acylation reaction Methods 0.000 description 1
230000001476 alcoholic Effects 0.000 description 1
239000003513 alkali Substances 0.000 description 1
229910052783 alkali metal Inorganic materials 0.000 description 1
150000001340 alkali metals Chemical class 0.000 description 1
150000004703 alkoxides Chemical class 0.000 description 1
150000008064 anhydrides Chemical class 0.000 description 1
239000007864 aqueous solution Substances 0.000 description 1
235000019437 butane-1,3-diol Nutrition 0.000 description 1
PUPZLCDOIYMWBV-UHFFFAOYSA-N butylene glycol Chemical compound CC(O)CCO PUPZLCDOIYMWBV-UHFFFAOYSA-N 0.000 description 1
230000003197 catalytic Effects 0.000 description 1
230000005591 charge neutralization Effects 0.000 description 1
239000007809 chemical reaction catalyst Substances 0.000 description 1
239000000460 chlorine Substances 0.000 description 1
229910052801 chlorine Inorganic materials 0.000 description 1
ZAMOUSCENKQFHK-UHFFFAOYSA-N chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
150000001805 chlorine compounds Chemical class 0.000 description 1
238000001816 cooling Methods 0.000 description 1
230000000875 corresponding Effects 0.000 description 1
230000005712 crystallization Effects 0.000 description 1
230000003247 decreasing Effects 0.000 description 1
238000010790 dilution Methods 0.000 description 1
238000001035 drying Methods 0.000 description 1
150000002170 ethers Chemical class 0.000 description 1
239000000284 extract Substances 0.000 description 1
239000012065 filter cake Substances 0.000 description 1
238000001640 fractional crystallisation Methods 0.000 description 1
PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
239000010931 gold Substances 0.000 description 1
229910052737 gold Inorganic materials 0.000 description 1
150000008282 halocarbons Chemical class 0.000 description 1
229910052736 halogen Inorganic materials 0.000 description 1
150000002367 halogens Chemical group 0.000 description 1
KLGZELKXQMTEMM-UHFFFAOYSA-N hydride Chemical compound [H-] KLGZELKXQMTEMM-UHFFFAOYSA-N 0.000 description 1
150000002431 hydrogen Chemical group 0.000 description 1
239000011630 iodine Substances 0.000 description 1
PNDPGZBMCMUPRI-UHFFFAOYSA-N iodine Chemical compound II PNDPGZBMCMUPRI-UHFFFAOYSA-N 0.000 description 1
229910052740 iodine Inorganic materials 0.000 description 1
125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
238000005907 ketalization reaction Methods 0.000 description 1
150000002576 ketones Chemical class 0.000 description 1
229910052751 metal Inorganic materials 0.000 description 1
239000002184 metal Substances 0.000 description 1
230000004048 modification Effects 0.000 description 1
238000006011 modification reaction Methods 0.000 description 1
238000006386 neutralization reaction Methods 0.000 description 1
230000003472 neutralizing Effects 0.000 description 1
CTQNGGLPUBDAKN-UHFFFAOYSA-N o-xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 1
AEIJTFQOBWATKX-UHFFFAOYSA-N octane-1,2-diol Chemical compound CCCCCCC(O)CO AEIJTFQOBWATKX-UHFFFAOYSA-N 0.000 description 1
150000007524 organic acids Chemical class 0.000 description 1
239000012044 organic layer Substances 0.000 description 1
239000012074 organic phase Substances 0.000 description 1
229910052762 osmium Inorganic materials 0.000 description 1
239000007800 oxidant agent Substances 0.000 description 1
XLMFDCKSFJWJTP-UHFFFAOYSA-N pentane-2,3-diol Chemical compound CCC(O)C(C)O XLMFDCKSFJWJTP-UHFFFAOYSA-N 0.000 description 1
GTCCGKPBSJZVRZ-UHFFFAOYSA-N pentane-2,4-diol Chemical compound CC(O)CC(C)O GTCCGKPBSJZVRZ-UHFFFAOYSA-N 0.000 description 1
238000007747 plating Methods 0.000 description 1
230000001376 precipitating Effects 0.000 description 1
238000001556 precipitation Methods 0.000 description 1
235000019260 propionic acid Nutrition 0.000 description 1
125000006239 protecting group Chemical group 0.000 description 1
150000003839 salts Chemical class 0.000 description 1
VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
239000001187 sodium carbonate Substances 0.000 description 1
229910000029 sodium carbonate Inorganic materials 0.000 description 1
239000011780 sodium chloride Substances 0.000 description 1
235000010265 sodium sulphite Nutrition 0.000 description 1
150000003432 sterols Chemical class 0.000 description 1
235000003702 sterols Nutrition 0.000 description 1
239000000126 substance Substances 0.000 description 1
125000000547 substituted alkyl group Chemical group 0.000 description 1
239000000725 suspension Substances 0.000 description 1
DKGAVHZHDRPRBM-UHFFFAOYSA-N t-BuOH Chemical compound CC(C)(C)O DKGAVHZHDRPRBM-UHFFFAOYSA-N 0.000 description 1
239000008096 xylene Substances 0.000 description 1

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Steroid Compounds (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

BE526591D BE526591A (fi)

Publications (1)

Publication Number	Publication Date
BE526591A true BE526591A (fi)

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ID=160505

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Application Number	Title	Priority Date	Filing Date
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BE (1)	BE526591A (fi)

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EP0072293A2 (fr)	1983-02-16	Procédé de préparation de l'acide ursodésoxycholique à partir de l'acide 3 alpha, 7 beta, 12 alpha-trihydroxycholanique et produits intermédiaires utilisés
CH316155A (fr)	1956-09-30	Procédé de préparation d'un 5-prégnène-17a,21-diol-3,11,20-trione-3,20-dialcoylène-cétal
BE526590A (fi)
EP0005653B1 (fr)	1982-07-28	Procédé de préparation de dihydroxy-24,25-cholestérol à partir du desmostérol
BE515950A (fi)
US2750364A (en)	1956-06-12	Compounds derivable from dehydroabietonitrile
BE543682A (fi)
BE560182A (fi)
CH339203A (fr)	1959-06-30	Procédé de préparation de 9x-fluoro-stéroïdes du groupe pregnane
BE632212A (fi)
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BE557190A (fi)
CH344057A (fr)	1960-01-31	Procédé de préparation de dérivés de l'alloprégnane
BE558012A (fi)
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CH304885A (fr)	1955-01-31	Procédé de préparation d'un dérivé du 4-prégnène.