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C.I. Direct Blue 53

C.I. Direct Blue 53 Structure
C.I. Direct Blue 53 structure
CAS No.
6968-33-8
Chemical Name:
C.I. Direct Blue 53
Synonyms
Evans blue free acid;1,3-Naphthalenedisulfonic acid, 6,6'-[(3,3'-dimethyl[1,1'-biphenyl]-4,4'-diyl)bis(2,1-diazenediyl)]bis[4-amino-5-hydroxy-
CBNumber:
CB91401708
Molecular Formula:
C34H28N6O14S4
Molecular Weight:
872.88
MDL Number:
MOL File:
6968-33-8.mol
Last updated:2022-12-21 16:56:50
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C.I. Direct Blue 53 Properties

FDA UNII D56DN867MV

C.I. Direct Blue 53 Chemical Properties,Uses,Production

Definition

ChEBI: A naphthalenesulfonic acid that is the free acid form of the dye Evans blue. The tetrasodium salt is used as a counterstain, especially in fluorescent methods to suppress background autofluorescence.

C.I. Direct Blue 53 Preparation Products And Raw materials

Raw materials

Preparation Products

Evans blue free acid 1,3-Naphthalenedisulfonic acid, 6,6'-[(3,3'-dimethyl[1,1'-biphenyl]-4,4'-diyl)bis(2,1-diazenediyl)]bis[4-amino-5-hydroxy- 6968-33-8