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Pigment Red 53:3

Name:C.I.Pigment Red 53:3,C.I.15585:3

Molecular Structure: Single azo

C.I.Pigment Red 53:3,C.I.15585:3,CAS 73263-40-8,376.81,17H13ClN2O4S,Pigment Red PR,Eupolen Red 36-9001,Lithol Red K 3690

C.I.Pigment Red 53:3,C.I.15585:3,CAS 73263-40-8,376.81,17H13ClN2O4S,Pigment Red PR,Eupolen Red 36-9001,Lithol Red K 3690

Molecular Formula:C17H13ClN2O4S

Molecular Weight: 376.81

CAS Registry Number:73263-40-8

Manufacturing Methods : 2-Amino-5-chloro-4-methylbenzenesulfonic acid diazotization, and Naphthalen-2-ol coupling, and then into strontium salt.

Properties and Applications:red. Slightly soluble in water and ethanol, not soluble in acetone and benzene. In concentrated sulfuric acid for cherry red, dilution after brown light red precipitation; In 10% sodium hydroxide solution slightly soluble, for yellow; In the potassium hydroxide ethanol solution for dark brown light red. Pigment solution to join concentrated hydrochloric acid red precipitation; Join concentrated sodium hydroxide solution have brick red precipitation

List of Suppliers:

Pigment Red PR

Acnalin Red LC5R ( BASF Aktiengesellschaft )

Eupolen Red 36-9001( BASF Aktiengesellschaft )

Lithol Red K 3690 ( BASF Aktiengesellschaft )

PigmentRed 53:3(CPMA)


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