BE849215A - SEMI-CONTINUOUS PROCESS FOR THE PREPARATION OF AMINO COMPOUNDS - Google Patents
SEMI-CONTINUOUS PROCESS FOR THE PREPARATION OF AMINO COMPOUNDSInfo
- Publication number
- BE849215A BE849215A BE173092A BE173092A BE849215A BE 849215 A BE849215 A BE 849215A BE 173092 A BE173092 A BE 173092A BE 173092 A BE173092 A BE 173092A BE 849215 A BE849215 A BE 849215A
- Authority
- BE
- Belgium
- Prior art keywords
- semi
- preparation
- continuous process
- amino compounds
- amino
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
- C07B31/00—Reduction in general
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C309/00—Sulfonic acids; Halides, esters, or anhydrides thereof
- C07C309/01—Sulfonic acids
- C07C309/28—Sulfonic acids having sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton
- C07C309/40—Sulfonic acids having sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton containing nitro or nitroso groups bound to the carbon skeleton
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2534176A DE2534176B2 (en) | 1975-07-31 | 1975-07-31 | Semi-continuous process for the production of aromatic amino compounds |
CH781276A CH593906A5 (en) | 1975-07-31 | 1976-06-18 | |
GB31733/76A GB1520343A (en) | 1975-07-31 | 1976-07-29 | Semi-continuos process for preparing aromatic primary ami-ne compounds |
FR7623422A FR2319624A1 (en) | 1975-07-31 | 1976-07-30 | SEMI-CONTINUOUS PROCESS FOR THE PREPARATION OF AMINO COMPOUNDS |
BE173092A BE849215A (en) | 1975-07-31 | 1976-12-09 | SEMI-CONTINUOUS PROCESS FOR THE PREPARATION OF AMINO COMPOUNDS |
US05/854,443 US4179476A (en) | 1975-07-31 | 1977-11-23 | Semi-continuous process for obtaining amino compounds |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2534176A DE2534176B2 (en) | 1975-07-31 | 1975-07-31 | Semi-continuous process for the production of aromatic amino compounds |
BE173092A BE849215A (en) | 1975-07-31 | 1976-12-09 | SEMI-CONTINUOUS PROCESS FOR THE PREPARATION OF AMINO COMPOUNDS |
Publications (1)
Publication Number | Publication Date |
---|---|
BE849215A true BE849215A (en) | 1977-06-09 |
Family
ID=25649732
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE173092A BE849215A (en) | 1975-07-31 | 1976-12-09 | SEMI-CONTINUOUS PROCESS FOR THE PREPARATION OF AMINO COMPOUNDS |
Country Status (5)
Country | Link |
---|---|
BE (1) | BE849215A (en) |
CH (1) | CH593906A5 (en) |
DE (1) | DE2534176B2 (en) |
FR (1) | FR2319624A1 (en) |
GB (1) | GB1520343A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0347136A3 (en) * | 1988-06-14 | 1991-01-09 | EASTMAN KODAK COMPANY (a New Jersey corporation) | Method for reducing aromatic nitro groups |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH631962A5 (en) * | 1977-12-23 | 1982-09-15 | Ciba Geigy Ag | CONTINUOUS REDUCTION PROCESS. |
DE3025805A1 (en) * | 1980-07-08 | 1982-02-04 | Bayer Ag, 5090 Leverkusen | METHOD FOR PRODUCING 4-AMINO-3-METHYL-PHENOL |
GB2179030B (en) * | 1985-07-01 | 1988-12-21 | Mars Inc | Coin dispensers |
DE3666810D1 (en) * | 1985-10-16 | 1989-12-14 | Ciba Geigy Ag | Bechamp reduction of dns to das using h2so4 and trace of hoac |
DE3937342A1 (en) * | 1989-11-09 | 1991-05-16 | Bayer Ag | METHOD FOR PRODUCING 2-AMINOBENZENE DISULPHONIC ACID (1,4) AND THE NEW COMPOUND 6-CHLORINE-2-AMINOBENZOL DISULPHONIC ACID (1,4) |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2179919A (en) * | 1936-11-25 | 1939-11-14 | Du Pont | Treatment of sludges |
-
1975
- 1975-07-31 DE DE2534176A patent/DE2534176B2/en active Granted
-
1976
- 1976-06-18 CH CH781276A patent/CH593906A5/xx not_active IP Right Cessation
- 1976-07-29 GB GB31733/76A patent/GB1520343A/en not_active Expired
- 1976-07-30 FR FR7623422A patent/FR2319624A1/en active Granted
- 1976-12-09 BE BE173092A patent/BE849215A/en not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0347136A3 (en) * | 1988-06-14 | 1991-01-09 | EASTMAN KODAK COMPANY (a New Jersey corporation) | Method for reducing aromatic nitro groups |
Also Published As
Publication number | Publication date |
---|---|
DE2534176A1 (en) | 1977-02-10 |
DE2534176C3 (en) | 1987-06-19 |
FR2319624B1 (en) | 1979-09-28 |
CH593906A5 (en) | 1977-12-30 |
DE2534176B2 (en) | 1978-10-05 |
GB1520343A (en) | 1978-08-09 |
FR2319624A1 (en) | 1977-02-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: CIBA-GEIGY A.G. Effective date: 19941231 |