Solvent Red 52 CAS# 81-39-0
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| Solvent Red 52 Basic information |
| Product Name: |
Solvent Red 52 |
| Synonyms: |
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;SOLVENT RED 52;2,3-Dihydro-3-methyl-6-(p-toluidino)-7H-dibenz[f,ij]isoquinoline-2,7-dione;3H-Dibenz(F,ij)isoquinoline-2,7-dione, 3-methyl-6-((4-methylphenyl)amino)- |
| CAS: |
81-39-0 |
| MF: |
C24H18N2O2 |
| MW: |
366.41 |
| EINECS: |
201-346-7 |
| Product Categories: |
Solvent Dyestuff |
| Mol File: |
81-39-0.mol |
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| Solvent Red 52 Chemical Properties |
| Boiling point |
585.0±50.0 °C(Predicted) |
| density |
1.36±0.1 g/cm3(Predicted) |
| vapor pressure |
0-0Pa at 25℃ |
| solubility |
Chloroform (Slightly), Methanol (Slightly), Pyridine (Slightly) |
| form |
Solid |
| pka |
0.46±0.20(Predicted) |
| color |
Dark Purple to Black |
| Water Solubility |
750-2880900ng/L at 20-30℃ |
| LogP |
4.506-4.8 at 25℃ |
| CAS DataBase Reference |
81-39-0(CAS DataBase Reference) |
| EPA Substance Registry System |
3H-Dibenz[f,ij]isoquinoline-2,7-dione, 3-methyl-6-[(4-methylphenyl)amino]- (81-39-0) |
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| Solvent Red 52 Usage And Synthesis |
| 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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| Solvent Red 52 Preparation Products And Raw materials |
| 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 |
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