ChemicalBook--->CAS DataBase List--->81-39-0

81-39-0

81-39-0 Structure

81-39-0 Structure
IdentificationMore
[Name]

Solvent Red 52
[CAS]

81-39-0
[Synonyms]

3-Methyl-6-(p-toluidino)-3H-dibenz[f,ij]isoquinoline-2,7-dione
CI SOLVENT RED 52
SOLVENT RED 52
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
Solvent red 52 (C.I. 68210)
C.I.68210
3H-Naphtho[1, 2, 3-de]quinoline-2, 7-dione, 2-methyl-6-[(4-methylphenyl)amino]
Amarsol Red 5B
Elbaplast Red 5B
Fabriperm Solvent Red 52
Kenawax Rubine 2RP
Keyplast Red 5B
Polysolve Red 52
Rosaplast Red 5B
Sumiplast Red HL 5B
Transparent Red H5B
2,3-Dihydro-3-methyl-6-(p-toluidino)-7H-dibenz[f,ij]isoquinoline-2,7-dione
[EINECS(EC#)]

201-346-7
[Molecular Formula]

C24H18N2O2
[MDL Number]

MFCD00272416
[Molecular Weight]

366.41
[MOL File]

81-39-0.mol
Chemical PropertiesBack Directory
[Boiling point ]

585.0±50.0 °C(Predicted)
[density ]

1.36±0.1 g/cm3(Predicted)
[pka]

0.46±0.20(Predicted)
[CAS DataBase Reference]

81-39-0(CAS DataBase Reference)
[EPA Substance Registry System]

81-39-0(EPA Substance)
Raw materials And Preparation ProductsBack Directory
[Raw materials]

Anthrone-->Methyl propyl carbonate-->3-METHYL-3H-NAPHTHO[1,2,3-DE]QUINOLINE-2,7-DIONE-->N-(4-(p-toluidion)-9,10-dioxo-9,10-dihydroanthracen-1-yl)-N-methylacetamide-->6-bromo-3-methyl-3H-dibenz[f,ij]isoquinoline-2,7-dione-->p-Toluidine-->1-bromo-4-(N-methylacetamido)anthraquinone-->6-bromo-3-methyl-3H-dibenz[f,ij]isoquinoline-2,7-dione-->p-Toluidine
[Preparation Products]

ACID RED 80
Hazard InformationBack Directory
[Uses]

Solvent Red 52 is used in method for production of Poly(trimethylene furandicarboxylate) using Zinc catalyst.
[Preparation]

(a) 6-Bromo-3-methyl-3H-naphtho[1,2,3-de]quinoline-2,7-dione or 1-Bromo-4-(N-methylacetamido)anthraquinone and p-Methylaniline condensation; (b)N-(4-(p-toluidino)-9,10-dioxo-9,10-dihydroanthracen-1-yl)-N-methylacetamide closed loop into Anthrapyridone.
[Properties and Applications]

blue light red. Soluble in water and Pyridine . In concentrated sulfuric acid for deep red, red precipitation after dilution. Used for acetate, polyethylene, thermal plastic coloring.
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