BE742589A - - Google Patents
Info
- Publication number
- BE742589A BE742589A BE742589DA BE742589A BE 742589 A BE742589 A BE 742589A BE 742589D A BE742589D A BE 742589DA BE 742589 A BE742589 A BE 742589A
- Authority
- BE
- Belgium
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D231/00—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
- C07D231/02—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
- C07D231/10—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
- C07D231/14—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D231/28—Two oxygen or sulfur atoms
- C07D231/30—Two oxygen or sulfur atoms attached in positions 3 and 5
- C07D231/32—Oxygen atoms
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C243/00—Compounds containing chains of nitrogen atoms singly-bound to each other, e.g. hydrazines, triazanes
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C321/00—Thiols, sulfides, hydropolysulfides or polysulfides
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19681814649 DE1814649A1 (de) | 1968-12-13 | 1968-12-13 | Verfahren zur Herstellung von 1,2-Diphenyl-3,5-dioxopyrazolidin und dessen Substitutionsprodukten |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE742589A true BE742589A (de) | 1970-05-14 |
Family
ID=5716195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE742589D BE742589A (de) | 1968-12-13 | 1969-12-03 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE742589A (de) |
| CH (1) | CH532582A (de) |
| DE (1) | DE1814649A1 (de) |
| FR (1) | FR2026129A1 (de) |
| NL (1) | NL6918657A (de) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1374641A (en) * | 1971-04-21 | 1974-11-20 | Richardson Merrell Spa | Phosphate ester derivatives containing a pyrazolidinyl ring |
| CN113929625B (zh) | 2021-10-14 | 2022-11-29 | 诚达药业股份有限公司 | 一种磺吡酮的制备方法 |
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1968
- 1968-12-13 DE DE19681814649 patent/DE1814649A1/de active Pending
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1969
- 1969-12-03 BE BE742589D patent/BE742589A/xx unknown
- 1969-12-11 CH CH1846269A patent/CH532582A/de not_active IP Right Cessation
- 1969-12-12 NL NL6918657A patent/NL6918657A/xx unknown
- 1969-12-12 FR FR6943257A patent/FR2026129A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| CH532582A (de) | 1973-01-15 |
| NL6918657A (de) | 1970-06-16 |
| DE1814649A1 (de) | 1970-06-25 |
| FR2026129A1 (en) | 1970-09-11 |