CN100516015C - 制备2,2-二氯-或二溴-苯乙酸烷基酯的方法 - Google Patents
制备2,2-二氯-或二溴-苯乙酸烷基酯的方法 Download PDFInfo
- Publication number
- CN100516015C CN100516015C CNB038074966A CN03807496A CN100516015C CN 100516015 C CN100516015 C CN 100516015C CN B038074966 A CNB038074966 A CN B038074966A CN 03807496 A CN03807496 A CN 03807496A CN 100516015 C CN100516015 C CN 100516015C
- Authority
- CN
- China
- Prior art keywords
- formula
- nitrile
- alcohol
- dichloro
- water
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims abstract description 30
- 238000002360 preparation method Methods 0.000 title claims description 21
- 230000008569 process Effects 0.000 title claims description 9
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 82
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 56
- 150000002825 nitriles Chemical class 0.000 claims abstract description 42
- 238000006243 chemical reaction Methods 0.000 claims abstract description 41
- -1 dibromo-phenyl Chemical group 0.000 claims abstract description 31
- 229910052801 chlorine Inorganic materials 0.000 claims abstract description 21
- 125000003118 aryl group Chemical group 0.000 claims abstract description 19
- 125000001072 heteroaryl group Chemical group 0.000 claims abstract description 15
- 239000011541 reaction mixture Substances 0.000 claims abstract description 14
- 239000001257 hydrogen Substances 0.000 claims abstract description 13
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 13
- 125000004104 aryloxy group Chemical group 0.000 claims abstract description 12
- 229910052736 halogen Inorganic materials 0.000 claims abstract description 12
- 150000002367 halogens Chemical class 0.000 claims abstract description 12
- 150000002431 hydrogen Chemical group 0.000 claims abstract description 11
- 229910052794 bromium Inorganic materials 0.000 claims abstract description 9
- 239000002904 solvent Substances 0.000 claims abstract description 4
- LUCUKMQQOXOQTM-UHFFFAOYSA-N 2,2-dibromo-2-phenylacetonitrile Chemical compound N#CC(Br)(Br)C1=CC=CC=C1 LUCUKMQQOXOQTM-UHFFFAOYSA-N 0.000 claims abstract 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 75
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 claims description 41
- 239000007789 gas Substances 0.000 claims description 35
- 239000000460 chlorine Substances 0.000 claims description 21
- 239000000203 mixture Substances 0.000 claims description 17
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 14
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 12
- 238000000605 extraction Methods 0.000 claims description 11
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 10
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 9
- 239000012074 organic phase Substances 0.000 claims description 9
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 claims description 8
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims description 8
- 239000003795 chemical substances by application Substances 0.000 claims description 8
- 238000004821 distillation Methods 0.000 claims description 8
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 8
- 239000006227 byproduct Substances 0.000 claims description 7
- 239000000243 solution Substances 0.000 claims description 7
- 125000000217 alkyl group Chemical group 0.000 claims description 6
- 239000012442 inert solvent Substances 0.000 claims description 6
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 5
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 claims description 4
- BZLVMXJERCGZMT-UHFFFAOYSA-N Methyl tert-butyl ether Chemical compound COC(C)(C)C BZLVMXJERCGZMT-UHFFFAOYSA-N 0.000 claims description 4
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 claims description 4
- MVPPADPHJFYWMZ-UHFFFAOYSA-N chlorobenzene Chemical compound ClC1=CC=CC=C1 MVPPADPHJFYWMZ-UHFFFAOYSA-N 0.000 claims description 4
- 239000012071 phase Substances 0.000 claims description 4
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims description 4
- XTHFKEDIFFGKHM-UHFFFAOYSA-N Dimethoxyethane Chemical compound COCCOC XTHFKEDIFFGKHM-UHFFFAOYSA-N 0.000 claims description 3
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 claims description 3
- 239000008346 aqueous phase Substances 0.000 claims description 3
- 230000003197 catalytic effect Effects 0.000 claims description 3
- 150000002148 esters Chemical class 0.000 claims description 3
- 150000007524 organic acids Chemical class 0.000 claims description 3
- 230000001476 alcoholic effect Effects 0.000 claims description 2
- 239000007864 aqueous solution Substances 0.000 claims description 2
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- PNDPGZBMCMUPRI-UHFFFAOYSA-N iodine Chemical compound II PNDPGZBMCMUPRI-UHFFFAOYSA-N 0.000 claims description 2
- LSKUGLNYEFXFCG-UHFFFAOYSA-N 2,2-dibromo-2-phenylacetic acid Chemical compound OC(=O)C(Br)(Br)C1=CC=CC=C1 LSKUGLNYEFXFCG-UHFFFAOYSA-N 0.000 claims 3
- SUSQOBVLVYHIEX-UHFFFAOYSA-N phenylacetonitrile Chemical class N#CCC1=CC=CC=C1 SUSQOBVLVYHIEX-UHFFFAOYSA-N 0.000 claims 3
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 claims 1
- CPELXLSAUQHCOX-UHFFFAOYSA-N Hydrogen bromide Chemical compound Br CPELXLSAUQHCOX-UHFFFAOYSA-N 0.000 claims 1
- VZEXJUAYWWLSEP-UHFFFAOYSA-N N.[Cl].Cl Chemical compound N.[Cl].Cl VZEXJUAYWWLSEP-UHFFFAOYSA-N 0.000 claims 1
- 150000001298 alcohols Chemical class 0.000 claims 1
- SWLVFNYSXGMGBS-UHFFFAOYSA-N ammonium bromide Chemical compound [NH4+].[Br-] SWLVFNYSXGMGBS-UHFFFAOYSA-N 0.000 claims 1
- 238000007865 diluting Methods 0.000 claims 1
- 150000002170 ethers Chemical class 0.000 claims 1
- NNQIBXKOCAMOOS-UHFFFAOYSA-N phenyl hypofluorite Chemical compound FOC1=CC=CC=C1 NNQIBXKOCAMOOS-UHFFFAOYSA-N 0.000 claims 1
- 238000000746 purification Methods 0.000 claims 1
- 125000003545 alkoxy group Chemical group 0.000 abstract description 8
- 229910052799 carbon Inorganic materials 0.000 abstract description 4
- 125000004209 (C1-C8) alkyl group Chemical group 0.000 abstract 2
- 150000001242 acetic acid derivatives Chemical class 0.000 abstract 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 235000011167 hydrochloric acid Nutrition 0.000 description 18
- 238000003756 stirring Methods 0.000 description 18
- DULCUDSUACXJJC-UHFFFAOYSA-N Ethyl phenylacetate Chemical compound CCOC(=O)CC1=CC=CC=C1 DULCUDSUACXJJC-UHFFFAOYSA-N 0.000 description 15
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 12
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 12
- 238000005660 chlorination reaction Methods 0.000 description 10
- 230000008676 import Effects 0.000 description 10
- 239000000047 product Substances 0.000 description 10
- 239000007795 chemical reaction product Substances 0.000 description 8
- 235000019270 ammonium chloride Nutrition 0.000 description 6
- VTESCYNPUGSWKG-UHFFFAOYSA-N (4-tert-butylphenyl)hydrazine;hydrochloride Chemical compound [Cl-].CC(C)(C)C1=CC=C(N[NH3+])C=C1 VTESCYNPUGSWKG-UHFFFAOYSA-N 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 4
- 238000011020 pilot scale process Methods 0.000 description 4
- 239000000376 reactant Substances 0.000 description 4
- NAKVVPIOOXQHNR-UHFFFAOYSA-N 2-(6,6-dichlorocyclohexa-2,4-dien-1-yl)acetonitrile Chemical compound ClC1(Cl)C=CC=CC1CC#N NAKVVPIOOXQHNR-UHFFFAOYSA-N 0.000 description 3
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- GJQBHOAJJGIPRH-UHFFFAOYSA-N benzoyl cyanide Chemical compound N#CC(=O)C1=CC=CC=C1 GJQBHOAJJGIPRH-UHFFFAOYSA-N 0.000 description 3
- 150000001721 carbon Chemical group 0.000 description 3
- 238000010790 dilution Methods 0.000 description 3
- 239000012895 dilution Substances 0.000 description 3
- 238000005194 fractionation Methods 0.000 description 3
- 230000026030 halogenation Effects 0.000 description 3
- 238000005658 halogenation reaction Methods 0.000 description 3
- 230000007062 hydrolysis Effects 0.000 description 3
- 238000006460 hydrolysis reaction Methods 0.000 description 3
- 125000000951 phenoxy group Chemical group [H]C1=C([H])C([H])=C(O*)C([H])=C1[H] 0.000 description 3
- 238000010572 single replacement reaction Methods 0.000 description 3
- 125000003107 substituted aryl group Chemical group 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- RFFLAFLAYFXFSW-UHFFFAOYSA-N 1,2-dichlorobenzene Chemical compound ClC1=CC=CC=C1Cl RFFLAFLAYFXFSW-UHFFFAOYSA-N 0.000 description 2
- YBYIRNPNPLQARY-UHFFFAOYSA-N 1H-indene Natural products C1=CC=C2CC=CC2=C1 YBYIRNPNPLQARY-UHFFFAOYSA-N 0.000 description 2
- 241000282326 Felis catus Species 0.000 description 2
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 2
- 150000001335 aliphatic alkanes Chemical class 0.000 description 2
- QARVLSVVCXYDNA-UHFFFAOYSA-N bromobenzene Chemical compound BrC1=CC=CC=C1 QARVLSVVCXYDNA-UHFFFAOYSA-N 0.000 description 2
- 150000007961 bromobenzyl cyanides Chemical class 0.000 description 2
- 125000001309 chloro group Chemical group Cl* 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000012043 crude product Substances 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 125000001559 cyclopropyl group Chemical group [H]C1([H])C([H])([H])C1([H])* 0.000 description 2
- 125000003983 fluorenyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3CC12)* 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- ZSIAUFGUXNUGDI-UHFFFAOYSA-N hexan-1-ol Chemical compound CCCCCCO ZSIAUFGUXNUGDI-UHFFFAOYSA-N 0.000 description 2
- 125000003454 indenyl group Chemical group C1(C=CC2=CC=CC=C12)* 0.000 description 2
- 125000004123 n-propyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])* 0.000 description 2
- 125000001624 naphthyl group Chemical group 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 2
- 125000005493 quinolyl group Chemical group 0.000 description 2
- DLFVBJFMPXGRIB-UHFFFAOYSA-N Acetamide Chemical compound CC(N)=O DLFVBJFMPXGRIB-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 1
- AMQJEAYHLZJPGS-UHFFFAOYSA-N N-Pentanol Chemical compound CCCCCO AMQJEAYHLZJPGS-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 239000003905 agrochemical Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 125000004618 benzofuryl group Chemical group O1C(=CC2=C1C=CC=C2)* 0.000 description 1
- 125000004196 benzothienyl group Chemical group S1C(=CC2=C1C=CC=C2)* 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000031709 bromination Effects 0.000 description 1
- 238000005893 bromination reaction Methods 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- HRYZWHHZPQKTII-UHFFFAOYSA-N chloroethane Chemical compound CCCl HRYZWHHZPQKTII-UHFFFAOYSA-N 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000002939 deleterious effect Effects 0.000 description 1
- 210000003298 dental enamel Anatomy 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 125000001033 ether group Chemical group 0.000 description 1
- 235000019439 ethyl acetate Nutrition 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- QKLCQKPAECHXCQ-UHFFFAOYSA-N ethyl phenylglyoxylate Chemical compound CCOC(=O)C(=O)C1=CC=CC=C1 QKLCQKPAECHXCQ-UHFFFAOYSA-N 0.000 description 1
- 125000002541 furyl group Chemical group 0.000 description 1
- 150000008282 halocarbons Chemical class 0.000 description 1
- 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 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 229910000039 hydrogen halide Inorganic materials 0.000 description 1
- 239000012433 hydrogen halide Substances 0.000 description 1
- 239000000413 hydrolysate Substances 0.000 description 1
- 125000002883 imidazolyl group Chemical group 0.000 description 1
- 238000012432 intermediate storage Methods 0.000 description 1
- ZXEKIIBDNHEJCQ-UHFFFAOYSA-N isobutanol Chemical compound CC(C)CO ZXEKIIBDNHEJCQ-UHFFFAOYSA-N 0.000 description 1
- 125000003253 isopropoxy group Chemical group [H]C([H])([H])C([H])(O*)C([H])([H])[H] 0.000 description 1
- 125000001786 isothiazolyl group Chemical group 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 125000004433 nitrogen atom Chemical group N* 0.000 description 1
- 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 1
- 125000005447 octyloxy group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])O* 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- UHZYTMXLRWXGPK-UHFFFAOYSA-N phosphorus pentachloride Chemical compound ClP(Cl)(Cl)(Cl)Cl UHZYTMXLRWXGPK-UHFFFAOYSA-N 0.000 description 1
- 125000004592 phthalazinyl group Chemical group C1(=NN=CC2=CC=CC=C12)* 0.000 description 1
- 125000004076 pyridyl group Chemical group 0.000 description 1
- 125000000714 pyrimidinyl group Chemical group 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- APSBXTVYXVQYAB-UHFFFAOYSA-M sodium docusate Chemical compound [Na+].CCCCC(CC)COC(=O)CC(S([O-])(=O)=O)C(=O)OCC(CC)CCCC APSBXTVYXVQYAB-UHFFFAOYSA-M 0.000 description 1
- 125000001544 thienyl group Chemical group 0.000 description 1
- 238000004073 vulcanization Methods 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/18—Preparation of carboxylic acid esters by conversion of a group containing nitrogen into an ester group
- C07C67/22—Preparation of carboxylic acid esters by conversion of a group containing nitrogen into an ester group from nitriles
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Abstract
Description
Claims (10)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT0052302A AT500469B1 (de) | 2002-04-04 | 2002-04-04 | Verbessertes verfahren zur herstellung von 2,2-dichlorophenylessigsäurealkylestern |
ATA523/2002 | 2002-04-04 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1642898A CN1642898A (zh) | 2005-07-20 |
CN100516015C true CN100516015C (zh) | 2009-07-22 |
Family
ID=28679361
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB038074966A Expired - Fee Related CN100516015C (zh) | 2002-04-04 | 2003-03-10 | 制备2,2-二氯-或二溴-苯乙酸烷基酯的方法 |
Country Status (13)
Country | Link |
---|---|
US (1) | US20050131246A1 (zh) |
EP (1) | EP1490322B1 (zh) |
JP (1) | JP4686129B2 (zh) |
CN (1) | CN100516015C (zh) |
AT (1) | AT500469B1 (zh) |
AU (1) | AU2003212321B2 (zh) |
BR (2) | BRPI0308929B1 (zh) |
CA (1) | CA2479643C (zh) |
ES (1) | ES2549401T3 (zh) |
IL (1) | IL163964A (zh) |
PL (1) | PL215180B1 (zh) |
RU (1) | RU2320639C2 (zh) |
WO (1) | WO2003084918A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109020834A (zh) * | 2018-08-30 | 2018-12-18 | 南平铭正医药化学有限公司 | 一种2,2-二氯苯乙腈的制备方法 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102911057B (zh) * | 2011-08-04 | 2016-01-27 | 浙江九洲药业股份有限公司 | 一种酮洛芬乙酯的制备方法 |
CN109485566B (zh) * | 2018-11-23 | 2019-10-11 | 宁波江润化工有限公司 | 一种氧代苯乙酸酯的新合成方法 |
CN118791400B (zh) * | 2024-06-05 | 2025-02-18 | 辽宁众辉生物科技有限公司 | 一种(e)-2-(2-氯甲基苯基)-2-甲氧亚胺基乙酸甲酯的新合成方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2827977A1 (de) * | 1978-06-26 | 1980-01-17 | Bayer Ag | Verfahren zur herstellung von mandelsaeureestern |
NL8104287A (nl) * | 1981-09-17 | 1983-04-18 | Stamicarbon | De bereiding van derivaten van dichloorazijnzure esters. |
NL8104286A (nl) * | 1981-09-17 | 1983-04-18 | Stamicarbon | Werkwijze voor de bereiding van 2,2-dichloorfenylazijnzure esters. |
NL9100979A (nl) * | 1991-06-07 | 1993-01-04 | Dsm Nv | Werkwijze voor de alpha-chlorering van fenylacetonitrillen. |
-
2002
- 2002-04-04 AT AT0052302A patent/AT500469B1/de not_active IP Right Cessation
-
2003
- 2003-03-10 PL PL374094A patent/PL215180B1/pl unknown
- 2003-03-10 AU AU2003212321A patent/AU2003212321B2/en not_active Ceased
- 2003-03-10 WO PCT/EP2003/002407 patent/WO2003084918A1/de active Application Filing
- 2003-03-10 US US10/507,305 patent/US20050131246A1/en not_active Abandoned
- 2003-03-10 BR BRPI0308929-0A patent/BRPI0308929B1/pt unknown
- 2003-03-10 JP JP2003582117A patent/JP4686129B2/ja not_active Expired - Fee Related
- 2003-03-10 BR BR0308929-0A patent/BR0308929A/pt not_active IP Right Cessation
- 2003-03-10 EP EP03708200.5A patent/EP1490322B1/de not_active Expired - Lifetime
- 2003-03-10 RU RU2004132213/04A patent/RU2320639C2/ru not_active IP Right Cessation
- 2003-03-10 CA CA2479643A patent/CA2479643C/en not_active Expired - Fee Related
- 2003-03-10 ES ES03708200.5T patent/ES2549401T3/es not_active Expired - Lifetime
- 2003-03-10 CN CNB038074966A patent/CN100516015C/zh not_active Expired - Fee Related
-
2004
- 2004-09-08 IL IL163964A patent/IL163964A/en not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109020834A (zh) * | 2018-08-30 | 2018-12-18 | 南平铭正医药化学有限公司 | 一种2,2-二氯苯乙腈的制备方法 |
Also Published As
Publication number | Publication date |
---|---|
EP1490322B1 (de) | 2015-07-29 |
IL163964A0 (en) | 2005-12-18 |
PL215180B1 (pl) | 2013-10-31 |
IL163964A (en) | 2011-02-28 |
WO2003084918A1 (de) | 2003-10-16 |
RU2320639C2 (ru) | 2008-03-27 |
JP4686129B2 (ja) | 2011-05-18 |
RU2004132213A (ru) | 2005-04-20 |
US20050131246A1 (en) | 2005-06-16 |
EP1490322A1 (de) | 2004-12-29 |
BR0308929A (pt) | 2005-01-04 |
CA2479643A1 (en) | 2003-10-16 |
BRPI0308929B1 (pt) | 2019-04-24 |
AT500469B1 (de) | 2007-04-15 |
AU2003212321A1 (en) | 2003-10-20 |
JP2006508024A (ja) | 2006-03-09 |
AU2003212321B2 (en) | 2009-05-28 |
CN1642898A (zh) | 2005-07-20 |
PL374094A1 (en) | 2005-09-19 |
CA2479643C (en) | 2011-01-25 |
ES2549401T3 (es) | 2015-10-27 |
AT500469A1 (de) | 2006-01-15 |
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