| Identification | |
| Name: | Pigment Yellow 151 |
| Synonyms: | Benzoicacid, 2-[[1-[[(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)amino]carbonyl]-2-oxopropyl]azo]-(9CI);5-[2-[(o-Carboxyphenyl)azo]acetoacetamido]-2-benzimidazolinone;C.I.Pigment Yellow 151;Chromofine Yellow 307;Hostaperm Yellow H 4G;Benzoic acid,2-[2-[1-[[(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)amino]carbonyl]-2-oxopropyl]diazenyl]-;Irgazin Yellow 2088;Ket Yellow 416;SymulerFast Yellow 4GO; |
| CAS: | 31837-42-0 |
| EINECS: | 250-830-4 |
| Molecular Formula: | C18H15N5O5 |
| Molecular Weight: | 381.35 |
| InChI: | InChI=1/C18H15N5O5/c1-9(24)15(23-22-12-5-3-2-4-11(12)17(26)27)16(25)19-10-6-7-13-14(8-10)21-18(28)20-13/h2-8,15H,1H3,(H,19,25)(H,26,27)(H2,20,21,28)/b23-22+ |
| Molecular Structure: | ![(C18H15N5O5) Benzoicacid, 2-[[1-[[(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)amino]carbonyl]-2-oxopropyl]azo]-(9CI);...](https://img.guidechem.com/casimg/31837-42-0.gif) |
| Properties | |
| Flash Point: | 284.4 oC |
| Boiling Point: | 546.6 oC at 760 mmHg |
| Density: | 1.55 g/cm3 |
| Refractive index: | 1.721 |
| Appearance: | bright yellow powder |
| Specification: |
? Pigment Yellow 151 (CAS NO.31837-42-0), its Synonyms are 2-((1-(((2,3-Dihydro-2-oxo-1H-benzimidazol-5-yl)amino)carbonyl)-2-oxopropyl)azo)benzoic acid ; Benzoic acid, 2-((1-(((2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)amino)carbonyl)-2-oxopropyl)azo)- ; Benzoic acid, 2-(2-(1-(((2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)amino)carbonyl)-2-oxopropyl)diazenyl)- ; Benzoic acid, 2-((1-(((2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)amino)carbonyl)-2-oxopropyl)azo) . |
| Flash Point: | 284.4 oC |
| Safety Data | |
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