GB1500481A - Process for preparing diesters of 2,5-dihydroxybenzene sulphonic acid - Google Patents
Process for preparing diesters of 2,5-dihydroxybenzene sulphonic acidInfo
- Publication number
- GB1500481A GB1500481A GB3629/76A GB362976A GB1500481A GB 1500481 A GB1500481 A GB 1500481A GB 3629/76 A GB3629/76 A GB 3629/76A GB 362976 A GB362976 A GB 362976A GB 1500481 A GB1500481 A GB 1500481A
- Authority
- GB
- United Kingdom
- Prior art keywords
- sulphonic acid
- dihydroxybenzene
- preparing diesters
- dihydroxybenzene sulphonic
- diesters
- 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.)
- Expired
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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (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 (enrdf_load_stackoverflow) | 1975-05-16 | 1975-05-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1500481A true GB1500481A (en) | 1978-02-08 |
Family
ID=4307867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB3629/76A Expired GB1500481A (en) | 1975-05-16 | 1976-01-29 | Process for preparing diesters of 2,5-dihydroxybenzene sulphonic acid |
Country Status (13)
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH551956A (fr) * | 1972-05-17 | 1974-07-31 | Esteve Lab Del Dr Sa | Procede pour la preparation de sels de sulfones derivant des acides 2,5-dihydroxybenzenemonosulfonique et 2,5dihydroxybenzenedisulfonique. |
| AR204506A1 (es) * | 1972-05-17 | 1976-02-12 | Esteve Labor Dr | Procedimiento de preparacion de sales de acidos p-dihidroxibencenodisulfonicos |
| CH563356A5 (enrdf_load_stackoverflow) * | 1972-05-17 | 1975-06-30 | Esteve Dr Lab Del Sa |
-
1975
- 1975-05-16 CH CH633275A patent/CH591438A5/xx not_active IP Right Cessation
- 1975-12-20 RO RO7584261A patent/RO72828A/ro unknown
-
1976
- 1976-01-20 NL NLAANVRAGE7600527,A patent/NL182050C/xx active Search and Examination
- 1976-01-23 FR FR7601920A patent/FR2310755A2/fr active Granted
- 1976-01-29 GB GB3629/76A patent/GB1500481A/en not_active Expired
- 1976-02-02 BE BE164018A patent/BE838182R/xx not_active IP Right Cessation
- 1976-02-06 ZA ZA760689A patent/ZA76689B/xx unknown
- 1976-02-12 AU AU11072/76A patent/AU1107276A/en not_active Expired
- 1976-03-25 DK DK131476A patent/DK131476A/da unknown
- 1976-04-27 DE DE19762618450 patent/DE2618450A1/de active Granted
- 1976-05-11 CA CA252,259A patent/CA1055939A/en not_active Expired
- 1976-05-14 JP JP51054442A patent/JPS51148011A/ja active Pending
- 1976-05-14 DD DD192854A patent/DD125201A6/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR2310755A2 (fr) | 1976-12-10 |
| AU1107276A (en) | 1977-08-18 |
| NL7600527A (nl) | 1976-11-18 |
| DK131476A (da) | 1976-11-17 |
| DE2618450C2 (enrdf_load_stackoverflow) | 1987-11-12 |
| NL182050C (nl) | 1988-01-04 |
| BE838182R (fr) | 1976-05-28 |
| CA1055939A (en) | 1979-06-05 |
| RO72828A (ro) | 1981-05-30 |
| NL182050B (nl) | 1987-08-03 |
| FR2310755B2 (enrdf_load_stackoverflow) | 1978-11-03 |
| ZA76689B (en) | 1977-09-28 |
| CH591438A5 (enrdf_load_stackoverflow) | 1977-09-15 |
| DD125201A6 (enrdf_load_stackoverflow) | 1977-04-06 |
| JPS51148011A (en) | 1976-12-18 |
| DE2618450A1 (de) | 1976-11-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| 732 | Registration of transactions, instruments or events in the register (sect. 32/1977) |