CH289283A - A method of making a disazo dye. - Google Patents

A method of making a disazo dye.

Info

Publication number: CH289283A
Authority: CH; Switzerland
Prior art keywords: making; disazo dye; disazo; dye
Prior art date: 1950-08-17

Application number

Other languages

French (fr)

Inventor

Sandoz S A

Original Assignee

Sandoz Sa

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.)

1950-08-17

Filing date

1950-08-17

Publication date

1953-02-28

1950-08-17 Application filed by Sandoz Sa filed Critical Sandoz Sa

1953-02-28 Publication of CH289283A publication Critical patent/CH289283A/en

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
- C09B43/00—Preparation of azo dyes from other azo compounds
- C09B43/08—Preparation of azo dyes from other azo compounds by reduction

Landscapes

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

CH289283D 1950-08-17 1950-08-17 A method of making a disazo dye. CH289283A (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
CH289283T		1950-08-17
CH286114T		1950-08-17

Publications (1)

Publication Number	Publication Date
CH289283A true CH289283A (en)	1953-02-28

Family

ID=25732578

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH289283D CH289283A (en)	1950-08-17	1950-08-17	A method of making a disazo dye.

Country Status (1)

Country	Link
CH (1)	CH289283A (en)

1950
- 1950-08-17 CH CH289283D patent/CH289283A/en unknown

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