BE784238A - Nouveau procede de preparation de l'acide citrique - Google Patents
Nouveau procede de preparation de l'acide citriqueInfo
- Publication number
- BE784238A BE784238A BE784238A BE784238A BE784238A BE 784238 A BE784238 A BE 784238A BE 784238 A BE784238 A BE 784238A BE 784238 A BE784238 A BE 784238A BE 784238 A BE784238 A BE 784238A
- Authority
- BE
- Belgium
- Prior art keywords
- citric acid
- new process
- preparing citric
- preparing
- new
- Prior art date
Links
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 title 3
- 238000004519 manufacturing process Methods 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
- C07C51/27—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with oxides of nitrogen or nitrogen-containing mineral acids
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US15085971A | 1971-06-01 | 1971-06-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE784238A true BE784238A (fr) | 1972-11-30 |
Family
ID=22536295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE784238A BE784238A (fr) | 1971-06-01 | 1972-05-31 | Nouveau procede de preparation de l'acide citrique |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS5233616B1 (cs) |
| BE (1) | BE784238A (cs) |
| CA (1) | CA967587A (cs) |
| DE (1) | DE2225986C3 (cs) |
| FR (1) | FR2139940B1 (cs) |
| GB (1) | GB1363410A (cs) |
-
1972
- 1972-04-11 CA CA139,432A patent/CA967587A/en not_active Expired
- 1972-05-16 GB GB2302972A patent/GB1363410A/en not_active Expired
- 1972-05-25 FR FR7218769A patent/FR2139940B1/fr not_active Expired
- 1972-05-29 DE DE19722225986 patent/DE2225986C3/de not_active Expired
- 1972-05-30 JP JP47053752A patent/JPS5233616B1/ja active Pending
- 1972-05-31 BE BE784238A patent/BE784238A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE2225986A1 (cs) | 1972-12-14 |
| DE2225986B2 (de) | 1978-11-02 |
| CA967587A (en) | 1975-05-13 |
| JPS5233616B1 (cs) | 1977-08-30 |
| DE2225986C3 (de) | 1984-02-09 |
| FR2139940B1 (cs) | 1980-03-21 |
| FR2139940A1 (cs) | 1973-01-12 |
| GB1363410A (en) | 1974-08-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| BE782619A (fr) | Procede de preparation d'acide terephtalique de haute purete | |
| BE793710A (fr) | Procede de preparation d'acide (&)-trans-chrysanthemique | |
| BE780604A (fr) | Procede de preparation de derives d'acide | |
| BE834080A (fr) | Procede de preparation d'acide 5-fluoro-2-methyl-1-(p-methyls ulfinylbenzylidene)-indenyl-3-acetique | |
| BE787770A (fr) | Procede de preparation d'acide glyoxylique | |
| BE776407A (fr) | Procede de preparation de l'acide phenyl-1-vinylphosphorique | |
| BE789049A (fr) | Procede pour la preparation de l'acide citrique | |
| BE786650A (fr) | Procede de preparation de l'acide squarique | |
| BE807260A (fr) | Procede de preparation d'acide trans- chrysanthemique | |
| BE834610A (fr) | Procede de preparation de l'acide 3-hydroxy-2-naphioique | |
| BE804372A (fr) | Procede de preparation de l'acide anthraquinone-1-carboxylique | |
| BE788142A (fr) | Procede de preparation de l'acide 7-aminocephalosporanique | |
| BE814615A (fr) | Procede de preparation d'acide citrique et de ses derives | |
| BE803648A (fr) | Procede de preparation de l'acide alpha- chloracrylique | |
| BE811684A (fr) | Procede de preparation de l'acide propionique | |
| BE784238A (fr) | Nouveau procede de preparation de l'acide citrique | |
| BE764873A (fr) | Procede de preparation du dichlorure de l'acide 2-chloro-ethanephosphonique | |
| BE824582A (fr) | Procede de preparation de l'acide 1h-tetrazole-1-acetique | |
| BE750309A (fr) | Procede de preparation de derives de l'acide lumilysergique | |
| BE804268A (fr) | Procede de preparation de l'acide acrylique | |
| BE793541A (fr) | Procede de preparation de l'acide sorbique | |
| BE785086A (fr) | Procede de preparation de l'acide 3-0-(beta- carboxypropionyl)-18beta-glycyrrhetique | |
| BE806668A (fr) | Procede de preparation de l'acide malique | |
| BE752968A (fr) | Procede de preparation de l'acide orthobenzoylbenzoique | |
| BE825524R (fr) | Procede de preparation de l'acide 3-hydroxy-2-naphtoique |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE20 | Patent expired |
Owner name: CHEVRON RESEARCH CY Effective date: 19920531 |