CH556896A - PROCESS FOR THE PREPARATION OF DISPERSE BISAZOIC DYES DERIVED FROM 1-PHENYL-5-PIRAZOLON-3-ACETIC ACID. - Google Patents

PROCESS FOR THE PREPARATION OF DISPERSE BISAZOIC DYES DERIVED FROM 1-PHENYL-5-PIRAZOLON-3-ACETIC ACID.

Info

Publication number: CH556896A
Authority: CH; Switzerland
Prior art keywords: pirazolon; bisazoic; disperse; phenyl; preparation
Prior art date: 1973-03-13

Application number

CH340074A

Other languages

Italian (it)

Original Assignee

Montedison Spa

Priority date (The priority date 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 date listed.)

1973-03-13

Filing date

1974-03-11

Publication date

1974-12-13

1974-03-11 Application filed by Montedison Spa filed Critical Montedison Spa

1974-12-13 Publication of CH556896A publication Critical patent/CH556896A/en

Links

Classifications

- 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
- C09B31/00—Disazo and polyazo dyes of the type A->B->C, A->B->C->D, or the like, prepared by diazotising and coupling
- C09B31/02—Disazo dyes
- C09B31/12—Disazo dyes from other coupling components "C"
- C09B31/14—Heterocyclic components
- C09B31/143—1,2-Diazoles
- C09B31/147—Pyrazoles

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Coloring (AREA)

CH340074A 1973-03-13 1974-03-11 PROCESS FOR THE PREPARATION OF DISPERSE BISAZOIC DYES DERIVED FROM 1-PHENYL-5-PIRAZOLON-3-ACETIC ACID. CH556896A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
IT2155573A IT981365B (en)	1973-03-13	1973-03-13	DISPERSED BISAZOIC DYES DERIVED FROM PHENYL ACID 5 PIRAZOLON 3 ACETIC

Publications (1)

Publication Number	Publication Date
CH556896A true CH556896A (en)	1974-12-13

Family

ID=11183529

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH340074A CH556896A (en)	1973-03-13	1974-03-11	PROCESS FOR THE PREPARATION OF DISPERSE BISAZOIC DYES DERIVED FROM 1-PHENYL-5-PIRAZOLON-3-ACETIC ACID.

Country Status (10)

Country	Link
JP (1)	JPS49120924A (en)
BE (1)	BE812257A (en)
CA (1)	CA1019325A (en)
CH (1)	CH556896A (en)
DE (1)	DE2411579A1 (en)
ES (1)	ES424171A1 (en)
FR (1)	FR2221494B1 (en)
GB (1)	GB1460482A (en)
IT (1)	IT981365B (en)
NL (1)	NL7403150A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2816505C2 (en) *	1978-04-15	1987-01-15	Basf Ag, 6700 Ludwigshafen	Azo dyes with thiazole residues, their preparation and use
JPS58178363A (en) *	1982-04-13	1983-10-19	Mita Ind Co Ltd	Electrophotographic receptor

1973
- 1973-03-13 IT IT2155573A patent/IT981365B/en active
1974
- 1974-03-08 NL NL7403150A patent/NL7403150A/xx not_active Application Discontinuation
- 1974-03-11 DE DE19742411579 patent/DE2411579A1/en active Pending
- 1974-03-11 JP JP2727274A patent/JPS49120924A/ja active Pending
- 1974-03-11 FR FR7408109A patent/FR2221494B1/fr not_active Expired
- 1974-03-11 CH CH340074A patent/CH556896A/en not_active IP Right Cessation
- 1974-03-12 ES ES424171A patent/ES424171A1/en not_active Expired
- 1974-03-12 CA CA194,797A patent/CA1019325A/en not_active Expired
- 1974-03-12 GB GB1104274A patent/GB1460482A/en not_active Expired
- 1974-03-13 BE BE141970A patent/BE812257A/en unknown

Also Published As

Publication number	Publication date
BE812257A (en)	1974-09-13
FR2221494B1 (en)	1976-10-08
DE2411579A1 (en)	1974-09-19
NL7403150A (en)	1974-09-17
CA1019325A (en)	1977-10-18
GB1460482A (en)	1977-01-06
JPS49120924A (en)	1974-11-19
ES424171A1 (en)	1976-05-16
FR2221494A1 (en)	1974-10-11
IT981365B (en)	1974-10-10

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Legal Events

Date	Code	Title	Description
1980-11-28	PL	Patent ceased