RO70339A - PROCESS FOR THE PREPARATION OF 2,5-DIHYDROXYBENZENSULFONIC ACID ESTERS - Google Patents
PROCESS FOR THE PREPARATION OF 2,5-DIHYDROXYBENZENSULFONIC ACID ESTERSInfo
- Publication number
- RO70339A RO70339A RO7479827A RO7982774A RO70339A RO 70339 A RO70339 A RO 70339A RO 7479827 A RO7479827 A RO 7479827A RO 7982774 A RO7982774 A RO 7982774A RO 70339 A RO70339 A RO 70339A
- Authority
- RO
- Romania
- Prior art keywords
- preparation
- acid esters
- dihydroxybenzensulfonic
- dihydroxybenzensulfonic acid
- esters
- 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1296873A CH591436A5 (en) | 1973-09-11 | 1973-09-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| RO70339A true RO70339A (en) | 1980-06-15 |
Family
ID=4388083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO7479827A RO70339A (en) | 1973-09-11 | 1974-08-19 | PROCESS FOR THE PREPARATION OF 2,5-DIHYDROXYBENZENSULFONIC ACID ESTERS |
Country Status (13)
| Country | Link |
|---|---|
| JP (1) | JPS514143A (en) |
| BE (1) | BE819330A (en) |
| CA (1) | CA1028329A (en) |
| CH (1) | CH591436A5 (en) |
| DD (1) | DD116609A6 (en) |
| DE (1) | DE2440744A1 (en) |
| DK (1) | DK476674A (en) |
| FR (1) | FR2242975B2 (en) |
| GB (1) | GB1471897A (en) |
| NL (1) | NL182699C (en) |
| RO (1) | RO70339A (en) |
| SE (1) | SE7411414L (en) |
| ZA (1) | ZA745083B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2015433A6 (en) * | 1989-08-03 | 1990-08-16 | Esteve Quimica Sa | Process for preparing the piperazine salt of 2,5-dihydroxybenzenesulphonic acid monotosylate. |
| JP4605726B2 (en) * | 1997-09-02 | 2011-01-05 | 日本曹達株式会社 | Molecular compounds containing phenol derivatives as component compounds |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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. |
| 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 |
-
1973
- 1973-08-08 ZA ZA00745083A patent/ZA745083B/en unknown
- 1973-09-11 CH CH1296873A patent/CH591436A5/xx not_active IP Right Cessation
-
1974
- 1974-08-19 RO RO7479827A patent/RO70339A/en unknown
- 1974-08-21 FR FR7428705A patent/FR2242975B2/fr not_active Expired
- 1974-08-26 DE DE2440744A patent/DE2440744A1/en active Granted
- 1974-08-27 NL NLAANVRAGE7411382,A patent/NL182699C/en active Search and Examination
- 1974-08-29 BE BE148019A patent/BE819330A/en not_active IP Right Cessation
- 1974-09-05 GB GB3889574A patent/GB1471897A/en not_active Expired
- 1974-09-09 JP JP49103065A patent/JPS514143A/en active Granted
- 1974-09-10 DD DD181012A patent/DD116609A6/xx unknown
- 1974-09-10 SE SE7411414A patent/SE7411414L/xx not_active Application Discontinuation
- 1974-09-10 DK DK476674A patent/DK476674A/da unknown
- 1974-09-10 CA CA208,885A patent/CA1028329A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| SE7411414L (en) | 1975-03-12 |
| BE819330A (en) | 1974-12-16 |
| NL7411382A (en) | 1975-03-13 |
| JPS5653542B2 (en) | 1981-12-19 |
| FR2242975A2 (en) | 1975-04-04 |
| FR2242975B2 (en) | 1978-07-21 |
| ZA745083B (en) | 1975-08-27 |
| DK476674A (en) | 1975-05-12 |
| NL182699C (en) | 1988-05-02 |
| NL182699B (en) | 1987-12-01 |
| DE2440744C2 (en) | 1987-07-02 |
| CH591436A5 (en) | 1977-09-15 |
| CA1028329A (en) | 1978-03-21 |
| DD116609A6 (en) | 1975-12-05 |
| JPS514143A (en) | 1976-01-14 |
| AU7216274A (en) | 1976-02-12 |
| GB1471897A (en) | 1977-04-27 |
| DE2440744A1 (en) | 1975-03-13 |
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