BE524609A - - Google Patents
Info
- Publication number
- BE524609A BE524609A BE524609DA BE524609A BE 524609 A BE524609 A BE 524609A BE 524609D A BE524609D A BE 524609DA BE 524609 A BE524609 A BE 524609A
- Authority
- BE
- Belgium
- Prior art keywords
- parts
- weight
- volume
- alpha
- hydrogen sulfide
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom 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
- C07D213/62—Oxygen or sulfur atoms
- C07D213/70—Sulfur atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pyridine Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Hydrogenated Pyridines (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH310985T | 1952-12-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE524609A true BE524609A (es) |
Family
ID=4494383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE524609D BE524609A (es) | 1952-12-04 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE524609A (es) |
| CH (1) | CH310985A (es) |
| DE (1) | DE1000381C2 (es) |
| GB (1) | GB735686A (es) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE634284C (de) * | 1935-06-18 | 1936-08-25 | Hoffmann La Roche & Co Akt Ges | Verfahren zur Darstellung von 2, 4-Dioxo-3, 3-dialkyltetrahydropyridinen |
-
0
- BE BE524609D patent/BE524609A/fr unknown
-
1952
- 1952-12-04 CH CH310985D patent/CH310985A/de unknown
-
1953
- 1953-11-02 DE DE1953H0018193 patent/DE1000381C2/de not_active Expired
- 1953-11-18 GB GB31959/53A patent/GB735686A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1000381C2 (de) | 1957-06-19 |
| CH310985A (de) | 1955-11-15 |
| DE1000381B (de) | 1957-01-10 |
| GB735686A (en) | 1955-08-24 |
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