DE2422376B2 - Verfahren zur Herstellung von Zitronensäure, deren Salzen oder Estern - Google Patents
Verfahren zur Herstellung von Zitronensäure, deren Salzen oder EsternInfo
- Publication number
- DE2422376B2 DE2422376B2 DE2422376A DE2422376A DE2422376B2 DE 2422376 B2 DE2422376 B2 DE 2422376B2 DE 2422376 A DE2422376 A DE 2422376A DE 2422376 A DE2422376 A DE 2422376A DE 2422376 B2 DE2422376 B2 DE 2422376B2
- Authority
- DE
- Germany
- Prior art keywords
- salts
- citric acid
- esters
- production
- acid
- 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.)
- Withdrawn
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D303/00—Compounds containing three-membered rings having one oxygen atom as the only ring hetero atom
- C07D303/02—Compounds containing oxirane rings
- C07D303/48—Compounds containing oxirane rings with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, directly attached to ring carbon atoms, e.g. ester or nitrile radicals
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT23863/73A IT987222B (it) | 1973-05-09 | 1973-05-09 | Processo per la preparazione di acido citrico e di suoi derivati |
Publications (2)
Publication Number | Publication Date |
---|---|
DE2422376A1 DE2422376A1 (de) | 1974-11-28 |
DE2422376B2 true DE2422376B2 (de) | 1979-07-05 |
Family
ID=11210493
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE2422376A Withdrawn DE2422376B2 (de) | 1973-05-09 | 1974-05-09 | Verfahren zur Herstellung von Zitronensäure, deren Salzen oder Estern |
Country Status (24)
Country | Link |
---|---|
JP (1) | JPS5628894B2 (es) |
AR (1) | AR201865A1 (es) |
AT (1) | AT332366B (es) |
BE (1) | BE814615A (es) |
BG (1) | BG24404A3 (es) |
BR (1) | BR7403406D0 (es) |
CH (1) | CH603530A5 (es) |
CS (1) | CS181759B2 (es) |
DD (1) | DD111366A5 (es) |
DE (1) | DE2422376B2 (es) |
EG (1) | EG11325A (es) |
ES (1) | ES426383A1 (es) |
FR (1) | FR2228762B1 (es) |
GB (1) | GB1421310A (es) |
HU (1) | HU169263B (es) |
IE (1) | IE39249B1 (es) |
IT (1) | IT987222B (es) |
LU (1) | LU70020A1 (es) |
MW (1) | MW1674A1 (es) |
NL (1) | NL7406208A (es) |
RO (1) | RO63038A (es) |
YU (1) | YU36142B (es) |
ZA (1) | ZA742521B (es) |
ZM (1) | ZM7174A1 (es) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3836271A1 (de) * | 1988-10-25 | 1990-04-26 | Guenter Schmidt | Verfahren zur herstellung von (+)isocitronensaeure und deren derivaten |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58213895A (ja) * | 1982-06-07 | 1983-12-12 | Nippon Alum Mfg Co Ltd:The | アルミニウム及びアルミニウム合金の多色電解着色法 |
JPS59128389U (ja) * | 1983-02-18 | 1984-08-29 | 株式会社明電舎 | 作業機器の着脱装置 |
JPS6015478U (ja) * | 1983-07-11 | 1985-02-01 | トヨタ自動車株式会社 | 溶接用ロボツトの溶接ガン交換用脱着装置 |
JPS6130390A (ja) * | 1984-07-20 | 1986-02-12 | 日東精工株式会社 | 産業用ロボツトの作業ツ−ル位置決め装置 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3156709A (en) * | 1962-03-06 | 1964-11-10 | Du Pont | Oxidation process |
US3769337A (en) * | 1971-08-18 | 1973-10-30 | Ethyl Corp | Process for the preparation of citric acid |
-
1973
- 1973-05-09 IT IT23863/73A patent/IT987222B/it active
-
1974
- 1974-04-19 ZA ZA00742521A patent/ZA742521B/xx unknown
- 1974-04-22 RO RO7400078517A patent/RO63038A/ro unknown
- 1974-04-24 EG EG139/74A patent/EG11325A/xx active
- 1974-04-25 BR BR3406/74A patent/BR7403406D0/pt unknown
- 1974-04-26 MW MW16/74*UA patent/MW1674A1/xx unknown
- 1974-04-29 FR FR7414889A patent/FR2228762B1/fr not_active Expired
- 1974-04-30 ZM ZM71/74A patent/ZM7174A1/xx unknown
- 1974-05-01 GB GB1919674A patent/GB1421310A/en not_active Expired
- 1974-05-02 IE IE940/74A patent/IE39249B1/xx unknown
- 1974-05-06 BE BE143981A patent/BE814615A/xx unknown
- 1974-05-07 YU YU1250/74A patent/YU36142B/xx unknown
- 1974-05-07 CH CH621574A patent/CH603530A5/xx not_active IP Right Cessation
- 1974-05-08 LU LU70020A patent/LU70020A1/xx unknown
- 1974-05-08 NL NL7406208A patent/NL7406208A/xx not_active Application Discontinuation
- 1974-05-08 ES ES426383A patent/ES426383A1/es not_active Expired
- 1974-05-08 DD DD178364A patent/DD111366A5/xx unknown
- 1974-05-08 AT AT379774A patent/AT332366B/de not_active IP Right Cessation
- 1974-05-08 CS CS7400003336A patent/CS181759B2/cs unknown
- 1974-05-08 HU HUSA2641A patent/HU169263B/hu unknown
- 1974-05-09 JP JP5079974A patent/JPS5628894B2/ja not_active Expired
- 1974-05-09 BG BG7400026641A patent/BG24404A3/xx unknown
- 1974-05-09 AR AR253660A patent/AR201865A1/es active
- 1974-05-09 DE DE2422376A patent/DE2422376B2/de not_active Withdrawn
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3836271A1 (de) * | 1988-10-25 | 1990-04-26 | Guenter Schmidt | Verfahren zur herstellung von (+)isocitronensaeure und deren derivaten |
Also Published As
Publication number | Publication date |
---|---|
JPS5014624A (es) | 1975-02-15 |
GB1421310A (en) | 1976-01-14 |
EG11325A (en) | 1978-03-29 |
DE2422376A1 (de) | 1974-11-28 |
BG24404A3 (en) | 1978-02-10 |
FR2228762A1 (es) | 1974-12-06 |
AT332366B (de) | 1976-09-27 |
HU169263B (es) | 1976-10-28 |
DD111366A5 (es) | 1975-02-12 |
CS181759B2 (en) | 1978-03-31 |
ZM7174A1 (en) | 1975-02-21 |
ZA742521B (en) | 1975-06-25 |
IE39249L (en) | 1974-11-09 |
BE814615A (fr) | 1974-09-02 |
YU125074A (en) | 1981-04-30 |
YU36142B (en) | 1982-02-25 |
ES426383A1 (es) | 1976-07-01 |
LU70020A1 (es) | 1974-10-01 |
IT987222B (it) | 1975-02-20 |
BR7403406D0 (pt) | 1974-12-24 |
RO63038A (fr) | 1978-05-15 |
MW1674A1 (en) | 1975-04-09 |
ATA379774A (de) | 1976-01-15 |
IE39249B1 (en) | 1978-08-30 |
FR2228762B1 (es) | 1978-02-03 |
JPS5628894B2 (es) | 1981-07-04 |
AR201865A1 (es) | 1975-04-24 |
NL7406208A (es) | 1974-11-12 |
AU6834274A (en) | 1975-10-30 |
CH603530A5 (es) | 1978-08-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE1148551B (de) | Verfahren zur Herstellung von Phosphonsaeuren bzw. deren Salzen mit mindestens 2 Phosphoratomen im Molekuel | |
DE2240257B2 (de) | Verfahren zur Herstellung eines optisch aktiven Alkylchrysi nthemats | |
DE2637204C2 (es) | ||
DE2422376B2 (de) | Verfahren zur Herstellung von Zitronensäure, deren Salzen oder Estern | |
DE1793679B2 (de) | S-d'-R-r-X-S'-Oxo-cyclopentyl)propionsSuren und deren Allylester | |
DE2104976C2 (de) | Ätherpolycarbonsäuren, ihre Herstellung und Verwendung | |
DE3026094C2 (de) | Verfahren zur Herstellung von Cyclopropancarbonsäureamiden | |
DE2919974A1 (de) | Verfahren zur herstellung von cyanhydrinacylaten von aldehyden | |
DE2558508C3 (de) | Verfahren zur Racematspaltung von DL-Pantolacton | |
DE1963991B2 (de) | Verfahren zur Gewinnung eines Derivates von L-3,4-dihydroxyphenylalanin | |
EP0171046B1 (de) | Verfahren zur Herstellung von Pantolacton | |
DE960813C (de) | Verfahren zur Herstellung von ungesaettigten ª†- und ª€-Laktonen | |
DE2831555C2 (es) | ||
DE2337610C3 (de) | Verfahren zur Herstellung von Acetylsalicylsäure-N,N-dimethylaminoäthylester bzw. dessen Salzen | |
DE4126580A1 (de) | D-2,4-dihydroxy-3,3-dimethylbutansaeurenitril, seine herstellung und verwendung | |
DE2130110A1 (de) | Verfahren zur Herstellung von Cyanessigsaeure | |
DE969341C (de) | Verfahren zur Herstellung von Terephthalsaeuredimethylester | |
DE69910345T2 (de) | Verfahren zum Herstellen von Cyclopropancarboxylatverbindungen | |
US4166060A (en) | Process for producing enamines | |
DE3100502C2 (es) | ||
DE1695762A1 (de) | Verfahren zur Herstellung von 3-Hydroxyisoxazolverbindungen und deren Alkalimetallsalzen | |
DE2258410B2 (de) | Verfahren zur Racematspaltung von d J-1 -Phenyl-2-amino-1 -propanol | |
DE1044085B (de) | Verfahren zur Herstellung von N-Methyl-ª-phenyl-ª-methylsuccinimid | |
DE2229226B2 (de) | Verfahren zur Herstellung von d-3,4-(l'3'-Dibenzyl-2'-oxoimidazolido)-2-oxo-5-hydroxytetra-hydrofuran | |
DE1468526A1 (de) | Verfahren zur Herstellung von Bis-Cyanformimidoestern und von Bis-Cyanameisensaeureestern |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
OGA | New person/name/address of the applicant | ||
8239 | Disposal/non-payment of the annual fee |