CH487820A - Verfahren zur Herstellung von Acetalen und Mercaptalen - Google Patents
Verfahren zur Herstellung von Acetalen und MercaptalenInfo
- Publication number
- CH487820A CH487820A CH396967A CH396967A CH487820A CH 487820 A CH487820 A CH 487820A CH 396967 A CH396967 A CH 396967A CH 396967 A CH396967 A CH 396967A CH 487820 A CH487820 A CH 487820A
- Authority
- CH
- Switzerland
- Prior art keywords
- mercaptals
- acetals
- production
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C319/00—Preparation of thiols, sulfides, hydropolysulfides or polysulfides
- C07C319/14—Preparation of thiols, sulfides, hydropolysulfides or polysulfides of sulfides
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
- C07C41/48—Preparation of compounds having groups
- C07C41/50—Preparation of compounds having groups by reactions producing groups
- C07C41/56—Preparation of compounds having groups by reactions producing groups by condensation of aldehydes, paraformaldehyde, or ketones
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D317/00—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
- C07D317/08—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3
- C07D317/44—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D317/46—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 ortho- or peri-condensed with carbocyclic rings or ring systems condensed with one six-membered ring
- C07D317/48—Methylenedioxybenzenes or hydrogenated methylenedioxybenzenes, unsubstituted on the hetero ring
- C07D317/50—Methylenedioxybenzenes or hydrogenated methylenedioxybenzenes, unsubstituted on the hetero ring with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to atoms of the carbocyclic ring
- C07D317/54—Radicals substituted by oxygen atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB12938/66A GB1157603A (en) | 1966-03-24 | 1966-03-24 | Production of Acetals and Mercaptals. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH487820A true CH487820A (de) | 1970-03-31 |
Family
ID=10013898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH396967A CH487820A (de) | 1966-03-24 | 1967-03-20 | Verfahren zur Herstellung von Acetalen und Mercaptalen |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3509182A (OSRAM) |
| BE (1) | BE695979A (OSRAM) |
| CH (1) | CH487820A (OSRAM) |
| DE (1) | DE1618766A1 (OSRAM) |
| FR (1) | FR1515550A (OSRAM) |
| GB (1) | GB1157603A (OSRAM) |
| NL (1) | NL6704353A (OSRAM) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4493852A (en) * | 1981-09-21 | 1985-01-15 | General Foods Corporation | 1,1-Bis (thioalkyl) alkyl-2,4-diene as a flavoring agent |
-
1966
- 1966-03-24 GB GB12938/66A patent/GB1157603A/en not_active Expired
-
1967
- 1967-03-09 US US621771A patent/US3509182A/en not_active Expired - Lifetime
- 1967-03-20 CH CH396967A patent/CH487820A/de not_active IP Right Cessation
- 1967-03-21 DE DE19671618766 patent/DE1618766A1/de active Pending
- 1967-03-23 NL NL6704353A patent/NL6704353A/xx unknown
- 1967-03-23 BE BE695979D patent/BE695979A/xx unknown
- 1967-03-23 FR FR99998A patent/FR1515550A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL6704353A (OSRAM) | 1967-09-25 |
| GB1157603A (en) | 1969-07-09 |
| BE695979A (OSRAM) | 1967-09-25 |
| US3509182A (en) | 1970-04-28 |
| DE1618766A1 (de) | 1971-04-01 |
| FR1515550A (fr) | 1968-03-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |