4-[(1,5-dihydro-3-methyl-5-oxo-1-phenyl-4h-pyrazol-4-ylidene)methyl]-2,4-dihydro-5-methyl-2-phenyl-3h-pyrazol-3-one
Solvent Yellow 93
CAS: 4702-90-3;61969-52-6
Molecular Formula: C21H18N4O2
4-[(1,5-dihydro-3-methyl-5-oxo-1-phenyl-4h-pyrazol-4-ylidene)methyl]-2,4-dihydro-5-methyl-2-phenyl-3h-pyrazol-3-one - Names and Identifiers
| Name | Solvent Yellow 93 |
| Synonyms | S.Y93 Yellow 3G C.I. 48160 Plast yellow 1002 Solvent Yellow 93 Solvent Yellow 93 C.I.Solvent Yellow 93 Transparent Yellow 3G transparent yellow 3g C.I. Solvent Yellow 93 (61969-52-6) solvent yellow 93 Solvent yellow 93 (C.I. 48160) 4,4'-methylylidenebis(5-methyl-2-phenyl-2,4-dihydro-3H-pyrazol-3-one) (4'E)-4,4'-(E)-methylylidenebis(5-methyl-2-phenyl-2,4-dihydro-3H-pyrazol-3-one) 3H-Pyrazol-3-one, 4-(1,5-dihydro-3-methyl-5-oxo-1-phenyl-4H-pyrazol-4-ylidene)methyl-2,4-dihydro-5-methyl-2-phenyl- 4-[(1,5-Dihydro-3-methyl-5-oxo-1-phenyl-4H-pyrazol-4-ylidene)methyl]-2,4-dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one |
| CAS | 4702-90-3 61969-52-6 |
| EINECS | 225-184-1 |
| InChI | InChI=1/C21H18N4O2/c1-14-18(20(26)24(22-14)16-9-5-3-6-10-16)13-19-15(2)23-25(21(19)27)17-11-7-4-8-12-17/h3-13,18H,1-2H3/b19-13+ |
4-[(1,5-dihydro-3-methyl-5-oxo-1-phenyl-4h-pyrazol-4-ylidene)methyl]-2,4-dihydro-5-methyl-2-phenyl-3h-pyrazol-3-one - Physico-chemical Properties
| Molecular Formula | C21H18N4O2 |
| Molar Mass | 358.39 |
| Density | 1.27±0.1 g/cm3(Predicted) |
| Melting Point | 180 °C |
| Boling Point | 556.2±60.0 °C(Predicted) |
| Flash Point | 290.2°C |
| Water Solubility | 4.7μg/L at 23℃ |
| Vapor Presure | 2.07E-12mmHg at 25°C |
| pKa | 1.73±0.70(Predicted) |
| Refractive Index | 1.668 |
| Physical and Chemical Properties | Green light yellow powder. Insoluble in water, soluble in ethanol, chloroform, acetone and other organic solvents. |
4-[(1,5-dihydro-3-methyl-5-oxo-1-phenyl-4h-pyrazol-4-ylidene)methyl]-2,4-dihydro-5-methyl-2-phenyl-3h-pyrazol-3-one - Reference Information
| LogP | 5.02 at 23℃ |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| biological activity | Solvent Yellow 93 is an azomethylamine dye. Solvent Yellow 93 can be used as a colorant for toner. |
| use | transparent yellow 3G is used for coloring polyester fiber puree and also for manufacturing polyester masterbatch. It is mainly used for coloring polyester fiber puree, and can also be used to make polyester masterbatch |
Last Update：2024-04-09 19:05:09
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View History
4-[(1,5-dihydro-3-methyl-5-oxo-1-phenyl-4h-pyrazol-4-ylidene)methyl]-2,4-dihydro-5-methyl-2-phenyl-3h-pyrazol-3-one
caesium hydroxide
氯苯甲嗪相关物质B
反-2-十一烯醛
4-苯基-1H-吡唑-3-胺
Claviridenone c
870971-19-0
1-Phenylnaphthalene-2-carboxaldehyde
4-Methoxy-6-methyl-2-(methylthio)pyrimidine
MeNH-PEG3-NHMe
caesium hydroxide
氯苯甲嗪相关物质B
反-2-十一烯醛
4-苯基-1H-吡唑-3-胺
Claviridenone c
870971-19-0
1-Phenylnaphthalene-2-carboxaldehyde
4-Methoxy-6-methyl-2-(methylthio)pyrimidine
MeNH-PEG3-NHMe