DD109380A1 - - Google Patents
Info
- Publication number
- DD109380A1 DD109380A1 DD171272A DD17127273A DD109380A1 DD 109380 A1 DD109380 A1 DD 109380A1 DD 171272 A DD171272 A DD 171272A DD 17127273 A DD17127273 A DD 17127273A DD 109380 A1 DD109380 A1 DD 109380A1
- Authority
- DD
- German Democratic Republic
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
- C07D307/26—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
- C07D307/30—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D307/32—Oxygen atoms
- C07D307/33—Oxygen atoms in position 2, the oxygen atom being in its keto or unsubstituted enol form
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C59/00—Compounds having carboxyl groups bound to acyclic carbon atoms and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
- C07C59/01—Saturated compounds having only one carboxyl group and containing hydroxy or O-metal groups
- C07C59/10—Polyhydroxy carboxylic acids
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Furan Compounds (AREA)
Priority Applications (21)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DD171272A DD109380A1 (en) | 1973-06-04 | 1973-06-04 | |
DE2350610A DE2350610C3 (en) | 1973-06-04 | 1973-10-09 | DL-Lithiumpantoat, D (+) - üthiumpantoat, L (-) - Lithiumpantoat and process for the production of the optical antipodes of pantolactone |
GB5016973A GB1395458A (en) | 1973-06-04 | 1973-10-29 | Process for the preparation of the optical antipodes of pantolactone |
JP745374A JPS5512433B2 (en) | 1973-06-04 | 1974-01-14 | |
IE126/74A IE38777B1 (en) | 1973-06-04 | 1974-01-22 | Process for the preparation of the optical antipodes of pantolactone |
IT51089/74A IT1035078B (en) | 1973-06-04 | 1974-05-17 | PRODUCTION FOR THE PRODUCTION OF THE PANTOLACTONE OPTICAL ANTIOPODS |
AR253919A AR201439A1 (en) | 1973-06-04 | 1974-05-24 | PROCEDURE FOR OBTAINING THE OPTICAL ANTIPODS OF PANTOLACTONE |
AU69423/74A AU477947B2 (en) | 1974-05-27 | Process forthe preparation ofthe optical antipodes of pantolactone | |
AT435974A AT339511B (en) | 1973-06-04 | 1974-05-27 | METHOD OF MANUFACTURING THE OPTICAL ANTIPODES OF PANTOLAKTON |
IS2215A IS949B6 (en) | 1973-06-04 | 1974-05-31 | Method for producing a reflection of pantolactones |
SE7407275A SE417511B (en) | 1973-06-04 | 1974-05-31 | PROCEDURE FOR MANUFACTURING THE OPTICAL ANTIPODES OF PANTOLAKTON |
NL7407401A NL7407401A (en) | 1973-06-04 | 1974-05-31 | |
FR7419015A FR2231638B1 (en) | 1973-06-04 | 1974-05-31 | |
CS7400003903A CS179302B1 (en) | 1973-06-04 | 1974-05-31 | Method for production of pantolactone optical antipodes |
SU7402031936A SU577997A3 (en) | 1973-06-04 | 1974-06-03 | Method of preparing pantolactone optical antipodes |
RO7487342A RO69917A (en) | 1973-06-04 | 1974-06-03 | PROCEDURE FOR PREPARING THE LITHIUM PANEL |
RO7400079036A RO63651A (en) | 1973-06-04 | 1974-06-03 | PROCESS FOR THE PREPARATION OF OPTICAL ANTIPODES OF PANTOLACTONE |
YU1528/74A YU36945B (en) | 1973-06-04 | 1974-06-03 | Process for obtaining optical antipodes of pantolactone |
CH758674A CH602691A5 (en) | 1973-06-04 | 1974-06-04 | |
CH1318077A CH603613A5 (en) | 1973-06-04 | 1974-06-04 | |
BE155773A BE828391Q (en) | 1973-06-04 | 1975-04-25 | PROCESS FOR PREPARING THE OPTICAL ANTIPODES OF PANTOLACTONE |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DD171272A DD109380A1 (en) | 1973-06-04 | 1973-06-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
DD109380A1 true DD109380A1 (en) | 1974-11-05 |
Family
ID=5491480
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DD171272A DD109380A1 (en) | 1973-06-04 | 1973-06-04 |
Country Status (18)
Country | Link |
---|---|
JP (1) | JPS5512433B2 (en) |
AR (1) | AR201439A1 (en) |
AT (1) | AT339511B (en) |
BE (1) | BE828391Q (en) |
CH (2) | CH602691A5 (en) |
CS (1) | CS179302B1 (en) |
DD (1) | DD109380A1 (en) |
DE (1) | DE2350610C3 (en) |
FR (1) | FR2231638B1 (en) |
GB (1) | GB1395458A (en) |
IE (1) | IE38777B1 (en) |
IS (1) | IS949B6 (en) |
IT (1) | IT1035078B (en) |
NL (1) | NL7407401A (en) |
RO (2) | RO63651A (en) |
SE (1) | SE417511B (en) |
SU (1) | SU577997A3 (en) |
YU (1) | YU36945B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2401898A1 (en) * | 1977-09-05 | 1979-03-30 | Aec Chim Organ Biolog | NEW SALT OF PATOIC ACID |
CN112047906A (en) * | 2019-06-07 | 2020-12-08 | 帝斯曼知识产权资产管理有限公司 | Racemization method of pantoyl lactone |
CN111499602B (en) * | 2020-05-14 | 2022-06-07 | 安徽泰格生物科技有限公司 | Method for extracting D-pantolactone from DL-pantolactone split liquid by calcium salt method |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1522111A (en) * | 1966-05-10 | 1968-04-19 | Fuji Chemical Ind | Process for resolving racemic ammonium pantoate |
JPS5021448B1 (en) * | 1966-05-10 | 1975-07-23 |
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1973
- 1973-06-04 DD DD171272A patent/DD109380A1/xx unknown
- 1973-10-09 DE DE2350610A patent/DE2350610C3/en not_active Expired
- 1973-10-29 GB GB5016973A patent/GB1395458A/en not_active Expired
-
1974
- 1974-01-14 JP JP745374A patent/JPS5512433B2/ja not_active Expired
- 1974-01-22 IE IE126/74A patent/IE38777B1/en unknown
- 1974-05-17 IT IT51089/74A patent/IT1035078B/en active
- 1974-05-24 AR AR253919A patent/AR201439A1/en active
- 1974-05-27 AT AT435974A patent/AT339511B/en not_active IP Right Cessation
- 1974-05-31 NL NL7407401A patent/NL7407401A/xx not_active Application Discontinuation
- 1974-05-31 IS IS2215A patent/IS949B6/en unknown
- 1974-05-31 CS CS7400003903A patent/CS179302B1/en unknown
- 1974-05-31 SE SE7407275A patent/SE417511B/en unknown
- 1974-05-31 FR FR7419015A patent/FR2231638B1/fr not_active Expired
- 1974-06-03 SU SU7402031936A patent/SU577997A3/en active
- 1974-06-03 YU YU1528/74A patent/YU36945B/en unknown
- 1974-06-03 RO RO7400079036A patent/RO63651A/en unknown
- 1974-06-03 RO RO7487342A patent/RO69917A/en unknown
- 1974-06-04 CH CH758674A patent/CH602691A5/xx not_active IP Right Cessation
- 1974-06-04 CH CH1318077A patent/CH603613A5/xx not_active IP Right Cessation
-
1975
- 1975-04-25 BE BE155773A patent/BE828391Q/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE2350610B2 (en) | 1975-05-22 |
FR2231638B1 (en) | 1976-06-25 |
JPS5512433B2 (en) | 1980-04-02 |
SE7407275L (en) | 1974-12-05 |
SU577997A3 (en) | 1977-10-25 |
RO69917A (en) | 1981-06-21 |
IT1035078B (en) | 1979-10-20 |
SE417511B (en) | 1981-03-23 |
RO63651A (en) | 1978-09-15 |
IS949B6 (en) | 1976-10-04 |
GB1395458A (en) | 1975-05-29 |
ATA435974A (en) | 1977-02-15 |
AU6942374A (en) | 1975-11-27 |
CS179302B1 (en) | 1977-10-31 |
JPS5052052A (en) | 1975-05-09 |
AT339511B (en) | 1977-10-25 |
CH602691A5 (en) | 1978-07-31 |
IE38777L (en) | 1974-12-04 |
AR201439A1 (en) | 1975-03-14 |
FR2231638A1 (en) | 1974-12-27 |
YU152874A (en) | 1982-06-18 |
DE2350610A1 (en) | 1974-12-19 |
NL7407401A (en) | 1974-12-06 |
YU36945B (en) | 1984-08-31 |
IS2215A7 (en) | 1974-12-05 |
CH603613A5 (en) | 1978-08-31 |
BE828391Q (en) | 1975-08-18 |
DE2350610C3 (en) | 1976-01-02 |
IE38777B1 (en) | 1978-05-24 |