BE850040A - Phosgenation a chaud des acides en chlorures d'acides avec des diamides d'acides carboxyliques comme catalyseurs - Google Patents
Phosgenation a chaud des acides en chlorures d'acides avec des diamides d'acides carboxyliques comme catalyseursInfo
- Publication number
- BE850040A BE850040A BE173794A BE173794A BE850040A BE 850040 A BE850040 A BE 850040A BE 173794 A BE173794 A BE 173794A BE 173794 A BE173794 A BE 173794A BE 850040 A BE850040 A BE 850040A
- Authority
- BE
- Belgium
- Prior art keywords
- diamids
- catalysts
- acids
- carboxylic acid
- acid
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/58—Preparation of carboxylic acid halides
- C07C51/60—Preparation of carboxylic acid halides by conversion of carboxylic acids or their anhydrides or esters, lactones, salts into halides with the same carboxylic acid part
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7540209A FR2337121B1 (fr) | 1975-12-31 | 1975-12-31 | Phosgenation a chaud des acides en chlorures d'acides avec des diamides d'acides carboxyliques comme catalyseurs |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE850040A true BE850040A (fr) | 1977-06-30 |
Family
ID=9164352
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE173794A BE850040A (fr) | 1975-12-31 | 1976-12-31 | Phosgenation a chaud des acides en chlorures d'acides avec des diamides d'acides carboxyliques comme catalyseurs |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS52102205A (fr) |
| BE (1) | BE850040A (fr) |
| DE (1) | DE2656126A1 (fr) |
| DK (1) | DK587976A (fr) |
| FR (1) | FR2337121B1 (fr) |
| IT (1) | IT1068740B (fr) |
| LU (1) | LU76485A1 (fr) |
| NL (1) | NL7614323A (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5235082B2 (ja) * | 2008-02-25 | 2013-07-10 | 日本曹達株式会社 | クロル化方法及びその反応終点の検知方法 |
| US9187407B2 (en) * | 2012-08-23 | 2015-11-17 | Galaxy Surfactants Ltd. | Method to produce N-acyl amino acid surfactants using N-acyl amino acid surfactants or the corresponding anhydrides as catalysts |
| CN114478300B (zh) * | 2021-07-16 | 2023-05-23 | 丰益表面活性材料（连云港）有限公司 | 新型酰氯催化剂及其制备方法与应用 |
-
1975
- 1975-12-31 FR FR7540209A patent/FR2337121B1/fr not_active Expired
-
1976
- 1976-12-10 DE DE19762656126 patent/DE2656126A1/de active Pending
- 1976-12-20 IT IT7004076A patent/IT1068740B/it active
- 1976-12-23 NL NL7614323A patent/NL7614323A/xx not_active Application Discontinuation
- 1976-12-28 JP JP15764076A patent/JPS52102205A/ja active Pending
- 1976-12-28 LU LU76485A patent/LU76485A1/xx unknown
- 1976-12-30 DK DK587976A patent/DK587976A/da unknown
- 1976-12-31 BE BE173794A patent/BE850040A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| LU76485A1 (fr) | 1978-07-10 |
| IT1068740B (it) | 1985-03-21 |
| DE2656126A1 (de) | 1977-07-14 |
| FR2337121A1 (en) | 1977-07-29 |
| NL7614323A (nl) | 1977-07-04 |
| DK587976A (da) | 1977-07-01 |
| FR2337121B1 (fr) | 1978-07-28 |
| JPS52102205A (en) | 1977-08-27 |
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