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Solvent Red 52

Solvent Red 52 / CAS : 81-39-0

Appearance Purplish red crystal, melting point 269-270 ℃. Soluble in water. It is dark red in concentrated sulfuric acid and produces red precipitation after dilution. UN 2810 6.1/PG 3
HS 0.0 DG Class 6.1
Synonyms 1'-Methyl-4-P-Toluidino-Anthrapyridon; 3H-Naphtho1,2,3-Dequinoline-2,7-Dione, 3-Methyl-6-(4-Methylphenyl)Amino-; 3-Methyl-6-[(4-Methylphenyl)Amino]-3H-Dibenz[F,Ij]Isoquinoline-2,7-Dione; Abcol Red 5B; 2,3-Dihydro-3-Methyl-6-(P-Toluidino)-7H-Dibenz[F,Ij]Isoquinoline-2,7-Dione
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Properties

Summary

Formula
C24H18N2O2
Molecular Mass
366.41200
Exact Mass
366.13700
PSA
51.10000
Logp
4.76790
IUPAC
14-methyl-10-(4-methylanilino)-14-azatetracyclo[7.7.1.02,7.013,17]heptadeca-1(16),2,4,6,9,11,13(17)-heptaene-8,15-dione
SMILES
CC1=CC=C(C=C1)NC2=C3C4=C(C=C2)N(C(=O)C=C4C5=CC=CC=C5C3=O)C

Attribute classification

Matter Classification
organic
Category
Food(Feed) Additives > Additives For Food Packaging
Auxiliary > Other Auxiliary Agent
Dyestuffs and Pigments > Solvent Dyes

Chemical and Physical Properties

Melting Point
269-270℃
Density
1.36 g/cm3
Boiling Point
585ºC at 760 mmHg
Flash Point
307.6ºC
Appearance
Purplish red crystal, melting point 269-270 ℃. Soluble in water. It is dark red in concentrated sulfuric acid and produces red precipitation after dilution.

Export information

HS Code
0.0
UN No.
2810 6.1/PG 3
DG-Class
6.1
Risk Code
R20/22; R36/37/38
Safety Label
Xn; F; Xi

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