JPS4938276B1 - - Google Patents
Info
- Publication number
- JPS4938276B1 JPS4938276B1 JP47059086A JP5908672A JPS4938276B1 JP S4938276 B1 JPS4938276 B1 JP S4938276B1 JP 47059086 A JP47059086 A JP 47059086A JP 5908672 A JP5908672 A JP 5908672A JP S4938276 B1 JPS4938276 B1 JP S4938276B1
- Authority
- JP
- Japan
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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
- C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
- C07D311/22—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4
- C07D311/24—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4 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 in position 2
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pyrane Compounds (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT26560/71A IT1050358B (it) | 1971-07-02 | 1971-07-02 | Procedimento per la preparazione di derivati del 5 idrossi 2 carrossi cromone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4938276B1 true JPS4938276B1 (ja) | 1974-10-16 |
Family
ID=11219776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP47059086A Pending JPS4938276B1 (ja) | 1971-07-02 | 1972-06-15 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3843687A (ja) |
| JP (1) | JPS4938276B1 (ja) |
| AU (1) | AU5969373A (ja) |
| BR (1) | BR7204230D0 (ja) |
| CA (1) | CA978196A (ja) |
| DE (1) | DE2226825A1 (ja) |
| GB (1) | GB1363747A (ja) |
| IT (1) | IT1050358B (ja) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4145438A (en) * | 1975-09-10 | 1979-03-20 | Fisons Limited | Method for treatment of eczema or psoriasis |
| US4067992A (en) * | 1975-09-10 | 1978-01-10 | Fisons Limited | Method of treating a psychiatric condition |
| MXPA05001491A (es) * | 2002-08-07 | 2005-10-18 | Penn State Res Found | Sistema y metodo para unir y separar una pieza a maquina a un portapieza industrial. |
-
1971
- 1971-07-02 IT IT26560/71A patent/IT1050358B/it active
- 1971-09-21 GB GB4384871A patent/GB1363747A/en not_active Expired
-
1972
- 1972-06-02 DE DE2226825A patent/DE2226825A1/de active Pending
- 1972-06-06 US US00260273A patent/US3843687A/en not_active Expired - Lifetime
- 1972-06-06 CA CA144,061A patent/CA978196A/en not_active Expired
- 1972-06-15 JP JP47059086A patent/JPS4938276B1/ja active Pending
- 1972-06-28 BR BR4230/72A patent/BR7204230D0/pt unknown
-
1973
- 1973-08-28 AU AU59693/73A patent/AU5969373A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2226825A1 (de) | 1973-01-18 |
| BR7204230D0 (pt) | 1973-06-14 |
| AU5969373A (en) | 1975-03-06 |
| GB1363747A (en) | 1974-08-14 |
| US3843687A (en) | 1974-10-22 |
| CA978196A (en) | 1975-11-18 |
| IT1050358B (it) | 1981-03-10 |