CZ281079B6 - Způsob racemisace neracemických kyselin 3-oxocyklopentan- nebo 3-oxocyklohexankarboxylových nebo jejich esterů s alkoholy o 1 až 6 atomech uhlíku - Google Patents
Způsob racemisace neracemických kyselin 3-oxocyklopentan- nebo 3-oxocyklohexankarboxylových nebo jejich esterů s alkoholy o 1 až 6 atomech uhlíku Download PDFInfo
- Publication number
- CZ281079B6 CZ281079B6 CS93126A CS12693A CZ281079B6 CZ 281079 B6 CZ281079 B6 CZ 281079B6 CS 93126 A CS93126 A CS 93126A CS 12693 A CS12693 A CS 12693A CZ 281079 B6 CZ281079 B6 CZ 281079B6
- Authority
- CZ
- Czechia
- Prior art keywords
- acids
- racemic
- esters
- acid
- oxocyclohexanecarboxylic
- Prior art date
Links
- 150000002148 esters Chemical class 0.000 title claims abstract description 18
- WATQNARHYZXAGY-UHFFFAOYSA-N 3-oxocyclohexane-1-carboxylic acid Chemical class OC(=O)C1CCCC(=O)C1 WATQNARHYZXAGY-UHFFFAOYSA-N 0.000 title claims abstract description 10
- 238000000034 method Methods 0.000 title claims description 13
- 125000004432 carbon atom Chemical group C* 0.000 title claims description 6
- 230000006340 racemization Effects 0.000 title abstract description 6
- 150000001298 alcohols Chemical class 0.000 title description 3
- 230000007062 hydrolysis Effects 0.000 claims abstract description 5
- 238000006460 hydrolysis reaction Methods 0.000 claims abstract description 5
- FEWJPZIEWOKRBE-UHFFFAOYSA-N Tartaric Acid Chemical compound [H+].[H+].[O-]C(=O)C(O)C(O)C([O-])=O FEWJPZIEWOKRBE-UHFFFAOYSA-N 0.000 claims abstract description 4
- -1 orthoformic acid ester Chemical class 0.000 claims abstract 2
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 15
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 12
- 239000002253 acid Substances 0.000 claims description 11
- RDSNBKRWKBMPOP-UHFFFAOYSA-N 3-oxocyclopentanecarboxylic acid Chemical compound OC(=O)C1CCC(=O)C1 RDSNBKRWKBMPOP-UHFFFAOYSA-N 0.000 claims description 5
- 150000007513 acids Chemical class 0.000 claims description 5
- 239000012429 reaction media Substances 0.000 claims description 5
- 238000009835 boiling Methods 0.000 claims description 4
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 2
- RLAHWVDQYNDAGG-UHFFFAOYSA-N Methanetriol Chemical group OC(O)O RLAHWVDQYNDAGG-UHFFFAOYSA-N 0.000 claims description 2
- DHKHKXVYLBGOIT-UHFFFAOYSA-N acetaldehyde Diethyl Acetal Natural products CCOC(C)OCC DHKHKXVYLBGOIT-UHFFFAOYSA-N 0.000 claims description 2
- 125000002777 acetyl group Chemical class [H]C([H])([H])C(*)=O 0.000 claims description 2
- 150000004703 alkoxides Chemical class 0.000 claims description 2
- 229910052700 potassium Inorganic materials 0.000 claims description 2
- 239000011591 potassium Substances 0.000 claims description 2
- 229910052708 sodium Inorganic materials 0.000 claims description 2
- 239000011734 sodium Substances 0.000 claims description 2
- 239000007858 starting material Substances 0.000 claims description 2
- 150000002905 orthoesters Chemical class 0.000 claims 2
- 238000003776 cleavage reaction Methods 0.000 claims 1
- 238000011065 in-situ storage Methods 0.000 claims 1
- 230000007017 scission Effects 0.000 claims 1
- 230000032050 esterification Effects 0.000 abstract description 2
- 238000005886 esterification reaction Methods 0.000 abstract description 2
- 238000002955 isolation Methods 0.000 abstract description 2
- BGTOWKSIORTVQH-UHFFFAOYSA-N cyclopentanone Chemical compound O=C1CCCC1 BGTOWKSIORTVQH-UHFFFAOYSA-N 0.000 abstract 1
- 238000005907 ketalization reaction Methods 0.000 abstract 1
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 12
- 239000000203 mixture Substances 0.000 description 8
- HBAQYPYDRFILMT-UHFFFAOYSA-N 8-[3-(1-cyclopropylpyrazol-4-yl)-1H-pyrazolo[4,3-d]pyrimidin-5-yl]-3-methyl-3,8-diazabicyclo[3.2.1]octan-2-one Chemical class C1(CC1)N1N=CC(=C1)C1=NNC2=C1N=C(N=C2)N1C2C(N(CC1CC2)C)=O HBAQYPYDRFILMT-UHFFFAOYSA-N 0.000 description 7
- 239000000047 product Substances 0.000 description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- WQDUMFSSJAZKTM-UHFFFAOYSA-N Sodium methoxide Chemical compound [Na+].[O-]C WQDUMFSSJAZKTM-UHFFFAOYSA-N 0.000 description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- PYOKUURKVVELLB-UHFFFAOYSA-N trimethyl orthoformate Chemical compound COC(OC)OC PYOKUURKVVELLB-UHFFFAOYSA-N 0.000 description 4
- 239000012074 organic phase Substances 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- AFVFQIVMOAPDHO-UHFFFAOYSA-N Methanesulfonic acid Chemical compound CS(O)(=O)=O AFVFQIVMOAPDHO-UHFFFAOYSA-N 0.000 description 2
- 239000008346 aqueous phase Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- TZIHFWKZFHZASV-UHFFFAOYSA-N methyl formate Chemical compound COC=O TZIHFWKZFHZASV-UHFFFAOYSA-N 0.000 description 2
- 239000011541 reaction mixture Substances 0.000 description 2
- DNIAPMSPPWPWGF-GSVOUGTGSA-N (R)-(-)-Propylene glycol Chemical compound C[C@@H](O)CO DNIAPMSPPWPWGF-GSVOUGTGSA-N 0.000 description 1
- QCZZSANNLWPGEA-UHFFFAOYSA-N 1-(4-phenylphenyl)ethanone Chemical compound C1=CC(C(=O)C)=CC=C1C1=CC=CC=C1 QCZZSANNLWPGEA-UHFFFAOYSA-N 0.000 description 1
- LBLYYCQCTBFVLH-UHFFFAOYSA-N 2-Methylbenzenesulfonic acid Chemical compound CC1=CC=CC=C1S(O)(=O)=O LBLYYCQCTBFVLH-UHFFFAOYSA-N 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 125000004036 acetal group Chemical group 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000007859 condensation product Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 125000004185 ester group Chemical group 0.000 description 1
- VGJWAMLZUUGEQY-UHFFFAOYSA-N ethyl 3-oxocyclopentane-1-carboxylate Chemical compound CCOC(=O)C1CCC(=O)C1 VGJWAMLZUUGEQY-UHFFFAOYSA-N 0.000 description 1
- 150000004715 keto acids Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229940098779 methanesulfonic acid Drugs 0.000 description 1
- KTGCFXSELRVRFH-UHFFFAOYSA-N methyl 3-oxocyclopentane-1-carboxylate Chemical compound COC(=O)C1CCC(=O)C1 KTGCFXSELRVRFH-UHFFFAOYSA-N 0.000 description 1
- 150000007522 mineralic acids Chemical class 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- KJIFKLIQANRMOU-UHFFFAOYSA-N oxidanium;4-methylbenzenesulfonate Chemical compound O.CC1=CC=C(S(O)(=O)=O)C=C1 KJIFKLIQANRMOU-UHFFFAOYSA-N 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- BDAWXSQJJCIFIK-UHFFFAOYSA-N potassium methoxide Chemical compound [K+].[O-]C BDAWXSQJJCIFIK-UHFFFAOYSA-N 0.000 description 1
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- GKASDNZWUGIAMG-UHFFFAOYSA-N triethyl orthoformate Chemical compound CCOC(OCC)OCC GKASDNZWUGIAMG-UHFFFAOYSA-N 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C62/00—Compounds having carboxyl groups bound to carbon atoms of rings other than six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
- C07C62/18—Saturated compounds containing keto groups
- C07C62/24—Saturated compounds containing keto groups the keto group being part of a ring
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/487—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE4024836A DE4024836A1 (de) | 1990-08-04 | 1990-08-04 | Verfahren zur racemisierung |
| PCT/EP1991/001434 WO1992002483A1 (de) | 1990-08-04 | 1991-07-31 | Verfahren zur racemisierung von nichtracemischen 3-oxocyclopentan- bzw. -hexancarbonsäuren oder ihren estern mit c1-c6-alkoholen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CZ12693A3 CZ12693A3 (en) | 1994-01-19 |
| CZ281079B6 true CZ281079B6 (cs) | 1996-06-12 |
Family
ID=6411682
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS93126A CZ281079B6 (cs) | 1990-08-04 | 1991-07-31 | Způsob racemisace neracemických kyselin 3-oxocyklopentan- nebo 3-oxocyklohexankarboxylových nebo jejich esterů s alkoholy o 1 až 6 atomech uhlíku |
Country Status (18)
| Country | Link |
|---|---|
| US (1) | US5488136A (enExample) |
| EP (1) | EP0549593B1 (enExample) |
| JP (1) | JP3032987B2 (enExample) |
| KR (1) | KR100190773B1 (enExample) |
| AT (1) | ATE143937T1 (enExample) |
| AU (1) | AU645595B2 (enExample) |
| CA (1) | CA2088774C (enExample) |
| CZ (1) | CZ281079B6 (enExample) |
| DE (2) | DE4024836A1 (enExample) |
| DK (1) | DK0549593T3 (enExample) |
| ES (1) | ES2094817T3 (enExample) |
| GR (1) | GR3021370T3 (enExample) |
| HU (1) | HU212610B (enExample) |
| NO (1) | NO177422C (enExample) |
| PL (1) | PL166566B1 (enExample) |
| RU (1) | RU2058281C1 (enExample) |
| SK (1) | SK280699B6 (enExample) |
| WO (1) | WO1992002483A1 (enExample) |
-
1990
- 1990-08-04 DE DE4024836A patent/DE4024836A1/de active Granted
-
1991
- 1991-07-31 DK DK91913842.0T patent/DK0549593T3/da active
- 1991-07-31 PL PL91297847A patent/PL166566B1/pl not_active IP Right Cessation
- 1991-07-31 DE DE59108272T patent/DE59108272D1/de not_active Expired - Fee Related
- 1991-07-31 WO PCT/EP1991/001434 patent/WO1992002483A1/de not_active Ceased
- 1991-07-31 HU HU9300287A patent/HU212610B/hu not_active IP Right Cessation
- 1991-07-31 KR KR1019930700310A patent/KR100190773B1/ko not_active Expired - Fee Related
- 1991-07-31 EP EP91913842A patent/EP0549593B1/de not_active Expired - Lifetime
- 1991-07-31 CA CA002088774A patent/CA2088774C/en not_active Expired - Fee Related
- 1991-07-31 CZ CS93126A patent/CZ281079B6/cs not_active IP Right Cessation
- 1991-07-31 US US07/971,775 patent/US5488136A/en not_active Expired - Lifetime
- 1991-07-31 AT AT91913842T patent/ATE143937T1/de not_active IP Right Cessation
- 1991-07-31 ES ES91913842T patent/ES2094817T3/es not_active Expired - Lifetime
- 1991-07-31 AU AU82915/91A patent/AU645595B2/en not_active Ceased
- 1991-07-31 RU RU9193005135A patent/RU2058281C1/ru not_active IP Right Cessation
- 1991-07-31 JP JP3512767A patent/JP3032987B2/ja not_active Expired - Fee Related
-
1993
- 1993-02-02 SK SK51-93A patent/SK280699B6/sk unknown
- 1993-02-03 NO NO930383A patent/NO177422C/no unknown
-
1996
- 1996-10-16 GR GR960402743T patent/GR3021370T3/el unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DK0549593T3 (da) | 1996-11-18 |
| HU9300287D0 (en) | 1993-05-28 |
| CZ12693A3 (en) | 1994-01-19 |
| WO1992002483A1 (de) | 1992-02-20 |
| HU212610B (en) | 1996-09-30 |
| JPH06502393A (ja) | 1994-03-17 |
| EP0549593A1 (de) | 1993-07-07 |
| CA2088774C (en) | 2004-02-10 |
| ATE143937T1 (de) | 1996-10-15 |
| DE59108272D1 (de) | 1996-11-14 |
| SK5193A3 (en) | 1993-11-10 |
| HUT64291A (en) | 1993-12-28 |
| CA2088774A1 (en) | 1992-02-05 |
| RU2058281C1 (ru) | 1996-04-20 |
| NO930383L (no) | 1993-02-03 |
| AU645595B2 (en) | 1994-01-20 |
| NO177422C (no) | 1995-09-13 |
| SK280699B6 (sk) | 2000-06-12 |
| PL166566B1 (pl) | 1995-06-30 |
| EP0549593B1 (de) | 1996-10-09 |
| DE4024836A1 (de) | 1992-02-06 |
| GR3021370T3 (en) | 1997-01-31 |
| KR930701379A (ko) | 1993-06-11 |
| NO177422B (no) | 1995-06-06 |
| ES2094817T3 (es) | 1997-02-01 |
| AU8291591A (en) | 1992-03-02 |
| KR100190773B1 (ko) | 1999-06-01 |
| US5488136A (en) | 1996-01-30 |
| NO930383D0 (no) | 1993-02-03 |
| DE4024836C2 (enExample) | 1992-07-02 |
| JP3032987B2 (ja) | 2000-04-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1882592A (zh) | 维生素b6的制备 | |
| EP0098620B1 (en) | Alpha,beta-dihydropolyprenyl derivatives and a process for preparing these derivatives | |
| CZ281079B6 (cs) | Způsob racemisace neracemických kyselin 3-oxocyklopentan- nebo 3-oxocyklohexankarboxylových nebo jejich esterů s alkoholy o 1 až 6 atomech uhlíku | |
| US2570297A (en) | Amino acid synthesis | |
| US4656309A (en) | Preparation of alpha-pivaloyl-substituted acetic acid esters | |
| US3287372A (en) | Process and intermediates for manufacture of 2-(dialkylmethyl)-5-alkyl-2-cyclohexen-1-ones | |
| JPS638351A (ja) | 光学活性α−フエノキシプロピオン酸およびその誘導体のラセミ化法 | |
| US3468927A (en) | Process for preparing pimelic acid and a 2,2-dialkyl-1,3-propanediol | |
| US4789743A (en) | Process for the preparation of 2,4-diamino-5-benzylpyrimidines | |
| US2540307A (en) | 3, 4-diethoxymandelic acid and process for preparing same | |
| JP2755368B2 (ja) | ピリミジン誘導体及びチアミンの製造方法 | |
| JP2854266B2 (ja) | ３‐置換２‐ヒドロキシ‐３‐ホルミル‐プロピオン酸エステル及び該化合物の製法 | |
| KR100365526B1 (ko) | 바이시클로[3.3.1]노난 구조 화합물의 제조방법 | |
| JPH0784467B2 (ja) | 特定のビス−アザ２環式不安解消薬の製法およびその中間体 | |
| JP3010076B2 (ja) | アシラールの製造方法 | |
| SU545250A3 (ru) | Способ получени замещенной бифенилилмасл ной кислоты или ее сложных эфиров или ее солей | |
| US4249015A (en) | Preparation of organic acids and/or esters | |
| JPS61118348A (ja) | ヒドロキシメチレンアルコキシ酢酸エステルの製造方法 | |
| SU1046240A1 (ru) | Способ получени эфиров @ -алкоксиакриловой или @ -алкоксиметакриловой кислоты | |
| SU1468412A3 (ru) | Способ получени алкиловых эфиров 4-алкокси-3-пирролин-2-он-1-ил-уксусной кислоты | |
| JPH0225476A (ja) | 置換されたフラノンの改良製造方法 | |
| JPH06211747A (ja) | カルボン酸及びその誘導体の製造方法 | |
| JPH0648973A (ja) | １，３−シクロブタンジオン−ビスケタール、その製造方法およびその使用 | |
| JPH0755936B2 (ja) | ２−置換−２−オキサゾリンの製造法 | |
| JPH0219375A (ja) | ２‐および４‐アルコキシカルボニルチオラン‐３‐オンの製造方法 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| IF00 | In force as of 2000-06-30 in czech republic | ||
| MM4A | Patent lapsed due to non-payment of fee |
Effective date: 20070731 |