RO72828A - Procedeu pentru prepararea sarurilor diesterilor acidului p-dihidroxilbenzensulfonic - Google Patents
Procedeu pentru prepararea sarurilor diesterilor acidului p-dihidroxilbenzensulfonicInfo
- Publication number
- RO72828A RO72828A RO7584261A RO8426175A RO72828A RO 72828 A RO72828 A RO 72828A RO 7584261 A RO7584261 A RO 7584261A RO 8426175 A RO8426175 A RO 8426175A RO 72828 A RO72828 A RO 72828A
- Authority
- RO
- Romania
- Prior art keywords
- dioxide
- dihydroxybenzene
- preparation
- sulfur dioxide
- sulfur
- 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)
- 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 (ro) | 1975-05-16 | 1975-05-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| RO72828A true RO72828A (ro) | 1981-05-30 |
Family
ID=4307867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO7584261A RO72828A (ro) | 1975-05-16 | 1975-12-20 | Procedeu pentru prepararea sarurilor diesterilor acidului p-dihidroxilbenzensulfonic |
Country Status (13)
| Country | Link |
|---|---|
| JP (1) | JPS51148011A (ro) |
| AU (1) | AU1107276A (ro) |
| BE (1) | BE838182R (ro) |
| CA (1) | CA1055939A (ro) |
| CH (1) | CH591438A5 (ro) |
| DD (1) | DD125201A6 (ro) |
| DE (1) | DE2618450A1 (ro) |
| DK (1) | DK131476A (ro) |
| FR (1) | FR2310755A2 (ro) |
| GB (1) | GB1500481A (ro) |
| NL (1) | NL182050C (ro) |
| RO (1) | RO72828A (ro) |
| ZA (1) | ZA76689B (ro) |
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 (ro) * | 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 DD DD192854A patent/DD125201A6/xx unknown
- 1976-05-14 JP JP51054442A patent/JPS51148011A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2310755B2 (ro) | 1978-11-03 |
| CA1055939A (en) | 1979-06-05 |
| NL7600527A (nl) | 1976-11-18 |
| DE2618450A1 (de) | 1976-11-25 |
| NL182050B (nl) | 1987-08-03 |
| BE838182R (fr) | 1976-05-28 |
| NL182050C (nl) | 1988-01-04 |
| AU1107276A (en) | 1977-08-18 |
| JPS51148011A (en) | 1976-12-18 |
| GB1500481A (en) | 1978-02-08 |
| FR2310755A2 (fr) | 1976-12-10 |
| DK131476A (da) | 1976-11-17 |
| ZA76689B (en) | 1977-09-28 |
| DD125201A6 (ro) | 1977-04-06 |
| CH591438A5 (ro) | 1977-09-15 |
| DE2618450C2 (ro) | 1987-11-12 |
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