NL6909776A - - Google Patents
Info
- Publication number
- NL6909776A NL6909776A NL6909776A NL6909776A NL6909776A NL 6909776 A NL6909776 A NL 6909776A NL 6909776 A NL6909776 A NL 6909776A NL 6909776 A NL6909776 A NL 6909776A NL 6909776 A NL6909776 A NL 6909776A
- Authority
- NL
- Netherlands
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D307/78—Benzo [b] furans; Hydrogenated benzo [b] furans
- C07D307/79—Benzo [b] furans; Hydrogenated benzo [b] furans with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to carbon atoms of the hetero ring
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B35/00—Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
- C09B35/02—Disazo dyes
- C09B35/039—Disazo dyes characterised by the tetrazo component
- C09B35/08—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of biphenyl
- C09B35/10—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of biphenyl from two coupling components of the same type
- C09B35/105—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of biphenyl from two coupling components of the same type from two coupling components with reactive methylene groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Furan Compounds (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US74010768A | 1968-06-26 | 1968-06-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6909776A true NL6909776A (https=) | 1969-12-30 |
Family
ID=24975071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6909776A NL6909776A (https=) | 1968-06-26 | 1969-06-25 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3634462A (https=) |
| BE (1) | BE734702A (https=) |
| CH (1) | CH516548A (https=) |
| DE (1) | DE1931213A1 (https=) |
| FR (1) | FR2014242A1 (https=) |
| GB (1) | GB1225330A (https=) |
| NL (1) | NL6909776A (https=) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0004611A1 (de) * | 1978-03-31 | 1979-10-17 | Ciba-Geigy Ag | Verfahren zur Herstellung von Acetoacetylarylamiden |
| DE3838070A1 (de) * | 1988-11-10 | 1990-05-17 | Nikolaus Hammerschmitt | Leichtfluessigkeitsabscheider |
| WO1992012144A1 (en) * | 1990-12-28 | 1992-07-23 | Teijin Limited | Condensed benzoxa ring compound, production thereof, and pharmaceutical composition containing the same |
-
1968
- 1968-06-26 US US740107A patent/US3634462A/en not_active Expired - Lifetime
-
1969
- 1969-06-06 GB GB1225330D patent/GB1225330A/en not_active Expired
- 1969-06-17 BE BE734702D patent/BE734702A/xx unknown
- 1969-06-20 DE DE19691931213 patent/DE1931213A1/de active Pending
- 1969-06-24 CH CH968369A patent/CH516548A/de not_active IP Right Cessation
- 1969-06-25 FR FR6921349A patent/FR2014242A1/fr not_active Withdrawn
- 1969-06-25 NL NL6909776A patent/NL6909776A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1225330A (https=) | 1971-03-17 |
| DE1931213A1 (de) | 1970-01-08 |
| FR2014242A1 (https=) | 1970-04-17 |
| BE734702A (https=) | 1969-12-01 |
| CH516548A (de) | 1971-12-15 |
| US3634462A (en) | 1972-01-11 |