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Azoic Diazo Component 137

Name:C.I.Azoic Diazo Component 137,C.I.37330

Molecular Structure:

C.I.Azoic Diazo Component 137,C.I.37330,CAS 12221-12-4,344.37,C17H20N4O4

C.I.Azoic Diazo Component 137,C.I.37330,CAS 12221-12-4,344.37,C17H20N4O4,Variogen Base III

Molecular Formula:C17H20N4O4

Molecular Weight: 344.37

CAS Registry Number:12221-12-4

Manufacturing Methods :  4-Methoxy-2-nitrobenzenamine diazo, and 3,4-Diethoxyphenylsulfamic acid coupling, then use insurance powder reduction, again with hydrochloric acid acidification.

Properties and Applications: In the cotton fastness properties:

Coupling components Fast light Soda boiling Oxygen bleaching Ironing Chlorine bleaching
ISO AATCC ISO
1/3N 2N 2N
2/Cu 6 7-8 4-5 4 4
7/Cu 6 7 5 3-4 4
10/Cu 6 7-8 4-5 3-4 4
13/Cu 6 7 4 3-4 4
17/Cu 6 7 4-5 3-4 4
20/Cu 6 7 4-5 3-4 4
2/8Cu 6 7 4 3-4 4

List of Suppliers:

Variogen Base III (copper complex)( Hoechst A G )


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