BE838182R - MONO- AND DIESTERS OF 2,5-DIHYDROXYBENZENESULPHONIC ACID - Google Patents
MONO- AND DIESTERS OF 2,5-DIHYDROXYBENZENESULPHONIC ACIDInfo
- Publication number
- BE838182R BE838182R BE164018A BE164018A BE838182R BE 838182 R BE838182 R BE 838182R BE 164018 A BE164018 A BE 164018A BE 164018 A BE164018 A BE 164018A BE 838182 R BE838182 R BE 838182R
- Authority
- BE
- Belgium
- Prior art keywords
- diesters
- mono
- dihydroxybenzenesulphonic
- acid
- dihydroxybenzenesulphonic acid
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D295/00—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms
- C07D295/02—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms containing only hydrogen and carbon atoms in addition to the ring hetero elements
- C07D295/027—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms containing only hydrogen and carbon atoms in addition to the ring hetero elements containing only one hetero ring
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C309/00—Sulfonic acids; Halides, esters, or anhydrides thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH633275A CH591438A5 (en) | 1975-05-16 | 1975-05-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE838182R true BE838182R (en) | 1976-05-28 |
Family
ID=4307867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE164018A BE838182R (en) | 1975-05-16 | 1976-02-02 | MONO- AND DIESTERS OF 2,5-DIHYDROXYBENZENESULPHONIC ACID |
Country Status (13)
| Country | Link |
|---|---|
| JP (1) | JPS51148011A (en) |
| AU (1) | AU1107276A (en) |
| BE (1) | BE838182R (en) |
| CA (1) | CA1055939A (en) |
| CH (1) | CH591438A5 (en) |
| DD (1) | DD125201A6 (en) |
| DE (1) | DE2618450A1 (en) |
| DK (1) | DK131476A (en) |
| FR (1) | FR2310755A2 (en) |
| GB (1) | GB1500481A (en) |
| NL (1) | NL182050C (en) |
| RO (1) | RO72828A (en) |
| ZA (1) | ZA76689B (en) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AR204506A1 (en) * | 1972-05-17 | 1976-02-12 | Esteve Labor Dr | PROCEDURE FOR THE PREPARATION OF SALTS OF P-DIHYDROXYBENE DISULPHONIC ACIDS |
| CH563356A5 (en) * | 1972-05-17 | 1975-06-30 | Esteve Dr Lab Del Sa | |
| CH551956A (en) * | 1972-05-17 | 1974-07-31 | Esteve Lab Del Dr Sa | PROCESS FOR THE PREPARATION OF SULPHONES SALTS DERIVED FROM 2,5-DIHYDROXYBENZENEMONOSULPHONIC AND 2,5DIHYDROXYBENZENEDISULPHONIC ACIDS. |
-
1975
- 1975-05-16 CH CH633275A patent/CH591438A5/xx not_active IP Right Cessation
- 1975-12-20 RO RO7584261A patent/RO72828A/en unknown
-
1976
- 1976-01-20 NL NLAANVRAGE7600527,A patent/NL182050C/en active Search and Examination
- 1976-01-23 FR FR7601920A patent/FR2310755A2/en active Granted
- 1976-01-29 GB GB3629/76A patent/GB1500481A/en not_active Expired
- 1976-02-02 BE BE164018A patent/BE838182R/en not_active IP Right Cessation
- 1976-02-06 ZA ZA760689A patent/ZA76689B/en unknown
- 1976-02-12 AU AU11072/76A patent/AU1107276A/en not_active Expired
- 1976-03-25 DK DK131476A patent/DK131476A/en unknown
- 1976-04-27 DE DE19762618450 patent/DE2618450A1/en active Granted
- 1976-05-11 CA CA252,259A patent/CA1055939A/en not_active Expired
- 1976-05-14 JP JP51054442A patent/JPS51148011A/en active Pending
- 1976-05-14 DD DD192854A patent/DD125201A6/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH591438A5 (en) | 1977-09-15 |
| JPS51148011A (en) | 1976-12-18 |
| GB1500481A (en) | 1978-02-08 |
| DE2618450C2 (en) | 1987-11-12 |
| NL7600527A (en) | 1976-11-18 |
| FR2310755B2 (en) | 1978-11-03 |
| NL182050C (en) | 1988-01-04 |
| DD125201A6 (en) | 1977-04-06 |
| DE2618450A1 (en) | 1976-11-25 |
| FR2310755A2 (en) | 1976-12-10 |
| DK131476A (en) | 1976-11-17 |
| ZA76689B (en) | 1977-09-28 |
| AU1107276A (en) | 1977-08-18 |
| CA1055939A (en) | 1979-06-05 |
| NL182050B (en) | 1987-08-03 |
| RO72828A (en) | 1981-05-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE20 | Patent expired |
Owner name: LABORATORIOS DEL DR. ESTEVE S.A. Effective date: 19930514 |