ZA74247B - Xanthene derivatives and processes for their preparation - Google Patents
Xanthene derivatives and processes for their preparationInfo
- Publication number
- ZA74247B ZA74247B ZA740247A ZA74247A ZA74247B ZA 74247 B ZA74247 B ZA 74247B ZA 740247 A ZA740247 A ZA 740247A ZA 74247 A ZA74247 A ZA 74247A ZA 74247 B ZA74247 B ZA 74247B
- Authority
- ZA
- South Africa
- Prior art keywords
- processes
- preparation
- xanthene derivatives
- xanthene
- derivatives
- Prior art date
Links
- 125000001834 xanthenyl group Chemical class C1=CC=CC=2OC3=CC=CC=C3C(C12)* 0.000 title 1
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
- C07D311/78—Ring systems having three or more relevant rings
- C07D311/80—Dibenzopyrans; Hydrogenated dibenzopyrans
- C07D311/82—Xanthenes
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F1/00—Compounds containing elements of Groups 1 or 11 of the Periodic Table
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pyrane Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2304763A DE2304763A1 (de) | 1973-02-01 | 1973-02-01 | Xanthenderivate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA74247B true ZA74247B (en) | 1974-12-24 |
Family
ID=5870528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA740247A ZA74247B (en) | 1973-02-01 | 1974-01-14 | Xanthene derivatives and processes for their preparation |
Country Status (17)
| Country | Link |
|---|---|
| US (1) | US3948949A (xx) |
| JP (1) | JPS49102677A (xx) |
| AT (1) | AT339296B (xx) |
| AU (1) | AU471340B2 (xx) |
| BE (1) | BE810427A (xx) |
| CA (1) | CA1023371A (xx) |
| CH (1) | CH603618A5 (xx) |
| CS (1) | CS176262B2 (xx) |
| DD (1) | DD109382A5 (xx) |
| DE (1) | DE2304763A1 (xx) |
| DK (1) | DK136249C (xx) |
| FR (1) | FR2215959B1 (xx) |
| GB (1) | GB1405869A (xx) |
| HU (1) | HU170466B (xx) |
| IL (1) | IL44114A (xx) |
| NL (1) | NL7401346A (xx) |
| ZA (1) | ZA74247B (xx) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4007205A (en) * | 1976-03-16 | 1977-02-08 | Warner-Lambert Company | 7-Substituted-9-oxoxanthene-2-carboxaldehydes |
| US4743694A (en) * | 1986-04-11 | 1988-05-10 | Mercek & Co., Inc. | Diastereocontrolled synthesis of 2-amino alcohols |
| EP0360622B1 (en) * | 1988-09-22 | 1999-07-28 | Sumitomo Chemical Company Limited | Novel optically active benzene derivatives, process for producing the same and liquid-crystalline composition containing said derivatives as liquid-crystalline compound and light switching elements |
| DE102004017398A1 (de) * | 2004-04-05 | 2005-10-20 | Clariant Internat Ltd Muttenz | Fluorierte Xanthene und ihre Verwendung in Flüssigkristallmischungen |
| DE102004019098A1 (de) * | 2004-04-20 | 2005-11-10 | Chemogenix Gmbh | Photolabile Schutzgruppen |
| CN109790137B (zh) | 2016-09-02 | 2020-10-30 | Igm集团公司 | 多环乙醛酸酯作为光引发剂 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3639612A (en) * | 1969-05-16 | 1972-02-01 | Lilly Co Eli | Chalcogen containing heterocyclics as an in vitro anti-viral agent |
-
1973
- 1973-02-01 DE DE2304763A patent/DE2304763A1/de active Pending
-
1974
- 1974-01-14 ZA ZA740247A patent/ZA74247B/xx unknown
- 1974-01-17 CH CH62674A patent/CH603618A5/xx not_active IP Right Cessation
- 1974-01-21 AU AU64729/74A patent/AU471340B2/en not_active Expired
- 1974-01-28 AT AT67474A patent/AT339296B/de not_active IP Right Cessation
- 1974-01-28 US US05/436,849 patent/US3948949A/en not_active Expired - Lifetime
- 1974-01-29 IL IL44114A patent/IL44114A/en unknown
- 1974-01-29 DK DK46074A patent/DK136249C/da active
- 1974-01-30 FR FR7403033A patent/FR2215959B1/fr not_active Expired
- 1974-01-30 GB GB432974A patent/GB1405869A/en not_active Expired
- 1974-01-30 DD DD176269A patent/DD109382A5/xx unknown
- 1974-01-31 CA CA191,442A patent/CA1023371A/en not_active Expired
- 1974-01-31 HU HUME1700A patent/HU170466B/hu unknown
- 1974-01-31 BE BE140393A patent/BE810427A/xx unknown
- 1974-01-31 NL NL7401346A patent/NL7401346A/xx not_active Application Discontinuation
- 1974-01-31 JP JP49013269A patent/JPS49102677A/ja active Pending
- 1974-02-01 CS CS694A patent/CS176262B2/cs unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CS176262B2 (xx) | 1977-06-30 |
| GB1405869A (en) | 1975-09-10 |
| US3948949A (en) | 1976-04-06 |
| IL44114A (en) | 1977-03-31 |
| DK136249C (da) | 1978-02-13 |
| BE810427A (fr) | 1974-07-31 |
| DD109382A5 (xx) | 1974-11-05 |
| JPS49102677A (xx) | 1974-09-27 |
| ATA67474A (de) | 1977-02-15 |
| DE2304763A1 (de) | 1974-08-08 |
| FR2215959A1 (xx) | 1974-08-30 |
| NL7401346A (xx) | 1974-08-05 |
| HU170466B (xx) | 1977-06-28 |
| DK136249B (da) | 1977-09-12 |
| CH603618A5 (xx) | 1978-08-31 |
| FR2215959B1 (xx) | 1977-07-01 |
| IL44114A0 (en) | 1974-05-16 |
| AU6472974A (en) | 1975-07-24 |
| AU471340B2 (en) | 1976-04-15 |
| CA1023371A (en) | 1977-12-27 |
| AT339296B (de) | 1977-10-10 |
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