BE557525A - - Google Patents
Info
- Publication number
- BE557525A BE557525A BE557525DA BE557525A BE 557525 A BE557525 A BE 557525A BE 557525D A BE557525D A BE 557525DA BE 557525 A BE557525 A BE 557525A
- Authority
- BE
- Belgium
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
- C07D311/58—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4
- C07D311/60—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4 with aryl radicals attached in position 2
-
- 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
- C07D311/58—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL360696X | 1956-05-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE557525A true BE557525A (de) |
Family
ID=19785392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE557525D BE557525A (de) | 1956-05-17 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2947760A (de) |
| BE (1) | BE557525A (de) |
| CH (1) | CH360696A (de) |
| DE (1) | DE1119294B (de) |
| FR (1) | FR1175199A (de) |
| GB (1) | GB822659A (de) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3123586A (en) * | 1964-03-03 | Glycidyl ethers of mononuclear poly- | ||
| BE588976A (de) * | 1959-03-24 | |||
| US3314975A (en) * | 1963-01-25 | 1967-04-18 | Jurd Leonard | Flavylium compounds and methods of using them |
| US4177170A (en) * | 1977-06-21 | 1979-12-04 | Bush Boake Allen Limited | 3,3,7,8-Tetramethyl-2-oxabicyclo-[4,4,0]-decane derivatives and their use in perfume compositions |
| JPS565475A (en) * | 1979-06-27 | 1981-01-20 | Mitsui Petrochem Ind Ltd | Polyalkyl-7-hydroxy-4h-chromene and its preparation |
| US4672102A (en) * | 1985-12-23 | 1987-06-09 | The Dow Chemical Company | Polyhydroxy ethers containing spirobiindanols |
| JP3232673B2 (ja) * | 1992-08-07 | 2001-11-26 | 住友化学工業株式会社 | 多価フェノール化合物の製造方法 |
| JP3528242B2 (ja) | 1994-06-23 | 2004-05-17 | 住友化学工業株式会社 | ヒドロキシフラバン化合物の製造方法 |
| CN100398530C (zh) * | 2006-10-13 | 2008-07-02 | 北京化工大学 | 一种多烷基羟基苯并二氢吡喃衍生物的制备方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2418458A (en) * | 1943-06-12 | 1947-04-08 | Du Pont | Pest control |
| US2418459A (en) * | 1943-06-12 | 1947-04-08 | Du Pont | Pest control |
-
0
- BE BE557525D patent/BE557525A/xx unknown
-
1957
- 1957-05-15 CH CH360696D patent/CH360696A/de unknown
- 1957-05-15 GB GB15430/57A patent/GB822659A/en not_active Expired
- 1957-05-15 FR FR1175199D patent/FR1175199A/fr not_active Expired
- 1957-05-15 DE DEN13655A patent/DE1119294B/de active Pending
- 1957-05-16 US US659462A patent/US2947760A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE1119294B (de) | 1961-12-14 |
| CH360696A (de) | 1962-03-15 |
| US2947760A (en) | 1960-08-02 |
| GB822659A (en) | 1959-10-28 |
| FR1175199A (fr) | 1959-03-20 |