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Methyl Blue

Methyl Blue / CAS : 28983-56-4

Appearance Brown crystalline solid UN 0.0
HS 32041200 DG Class 0.0
Synonyms Acid Blue 93; Cotton blue; Inkbluewgs; Inkblueg; Silkblueh; Aniline Bluecotton Blue; Skyblueg; Inkbluen; Blue G; Inkbluem; Inkblueba; Acidinkblueg; Acidleatherblueher; Benzenesulfonicacid,((4-(Bis(4-((Sulfophenyl)Amino)Phenyl)Methylene)-2,5-Cycl; Water Blue; Water Blue 6B Extra P; Poirrier Blue C 4B; Poirriers Blue
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Properties

Summary

Formula
C37H27N3Na2O9S3
Molecular Mass
799.80000
Exact Mass
799.07000
PSA
230.33000
Logp
10.31770
IUPAC
disodium;4-[4-[[4-(4-sulfoanilino)phenyl]-[4-(4-sulfonatophenyl)iminocyclohexa-2,5-dien-1-ylidene]methyl]anilino]benzenesulfonate
SMILES
C1=CC(=NC2=CC=C(C=C2)S(=O)(=O)O)C=CC1=C(C3=CC=C(C=C3)NC4=CC=C(C=C4)S(=O)(=O)[O-])C5=CC=C(C=C5)NC6=CC=C(C=C6)S(=O)(=O)[O-].[Na+].[Na+]

Attribute classification

Matter Classification
organic
Category
Dyestuffs and Pigments > Acid Dyes

Chemical and Physical Properties

Melting Point
>250℃
Appearance
Brown crystalline solid
Acidity and Basicity
acidness

Export information

HS Code
32041200
Export Rebate
0%
UN No.
0.0
DG-Class
0.0
Risk Code
22-36/37/38
Safety Label
Xn

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