CS172340B2 - - Google Patents
Info
- Publication number
- CS172340B2 CS172340B2 CS8555A CS855570A CS172340B2 CS 172340 B2 CS172340 B2 CS 172340B2 CS 8555 A CS8555 A CS 8555A CS 855570 A CS855570 A CS 855570A CS 172340 B2 CS172340 B2 CS 172340B2
- Authority
- CS
- Czechoslovakia
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
- C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D311/74—Benzo[b]pyrans, hydrogenated in the carbocyclic ring
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/006—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by hydrogenation of aromatic hydroxy compounds
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
- C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
- C07C45/68—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms
- C07C45/72—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction of compounds containing >C = O groups with the same or other compounds containing >C = O groups
- C07C45/73—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction of compounds containing >C = O groups with the same or other compounds containing >C = O groups combined with hydrogenation
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
- C07C49/385—Saturated compounds containing a keto group being part of a ring
- C07C49/403—Saturated compounds containing a keto group being part of a ring of a six-membered ring
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Steroid Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE702006372A DE2006372C3 (de) | 1970-02-06 | 1970-02-06 | Verfahren zur Herstellung von Hexahydrobenzopyran-Derivaten |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS172340B2 true CS172340B2 (cs) | 1976-12-29 |
Family
ID=5762080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS8555A CS172340B2 (cs) | 1970-02-06 | 1970-12-17 |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US3723471A (cs) |
| AT (1) | AT301543B (cs) |
| BE (1) | BE762568A (cs) |
| CH (1) | CH547795A (cs) |
| CS (1) | CS172340B2 (cs) |
| DE (1) | DE2006372C3 (cs) |
| DK (1) | DK126324B (cs) |
| ES (1) | ES387227A1 (cs) |
| FR (1) | FR2078235A5 (cs) |
| GB (1) | GB1341622A (cs) |
| NL (1) | NL7101514A (cs) |
| SE (1) | SE384862B (cs) |
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1970
- 1970-02-06 DE DE702006372A patent/DE2006372C3/de not_active Expired
- 1970-12-17 CS CS8555A patent/CS172340B2/cs unknown
- 1970-12-30 CH CH1933170A patent/CH547795A/xx not_active IP Right Cessation
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1971
- 1971-01-04 DK DK1171AA patent/DK126324B/da unknown
- 1971-01-13 ES ES387227A patent/ES387227A1/es not_active Expired
- 1971-02-02 SE SE7101288A patent/SE384862B/xx unknown
- 1971-02-03 AT AT91271A patent/AT301543B/de not_active IP Right Cessation
- 1971-02-04 NL NL7101514A patent/NL7101514A/xx unknown
- 1971-02-04 US US00112764A patent/US3723471A/en not_active Expired - Lifetime
- 1971-02-05 FR FR7103896A patent/FR2078235A5/fr not_active Expired
- 1971-02-05 BE BE762568A patent/BE762568A/xx unknown
- 1971-04-19 GB GB2072471A patent/GB1341622A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2006372A1 (de) | 1971-08-19 |
| DE2006372B2 (de) | 1978-06-29 |
| DK126324B (da) | 1973-07-02 |
| CH547795A (de) | 1974-04-11 |
| ES387227A1 (es) | 1973-12-16 |
| BE762568A (fr) | 1971-08-05 |
| GB1341622A (en) | 1973-12-25 |
| FR2078235A5 (cs) | 1971-11-05 |
| SE384862B (sv) | 1976-05-24 |
| DE2006372C3 (de) | 1979-03-08 |
| NL7101514A (cs) | 1971-08-10 |
| AT301543B (de) | 1972-09-11 |
| US3723471A (en) | 1973-03-27 |