31837-42-0 Pigment Yellow 151 Pigment Yellow 151

Synonyms： 13980; Benzoic acid, 2-(2-(1-(((2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)amino)carbonyl)-2-oxopropyl)diazenyl)-; pigment yellow 151; 2-[[1-[[(2,3-Dihydro-2-oxo-1H-benzimidazol-5-yl)amino]carbonyl]-2-oxopropyl]azo]benzoic acid; C.I. 13980; fast yellow h4g; 2-[2-OXO-1-[(2-OXO-1,3-DIHYDROBENZOIMIDAZOL-5-YL)CARBAMOY; PROPYL]DIAZENYLBENZOIC ACID; Benzoic acid, 2-1-(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)aminocarbonyl-2-oxopropylazo-; BENZIMIDAZOLONE YELLOS H4G; Benzimidazolone Yellow H4G(Pigment Yellow 151); 2-[(E)-{1,3-dioxo-1-[(2-oxo-2,3-dihydro-1H-benzimidazol-5-yl)amino]butan-2-yl}diazenyl]benzoic acid; 2-[2-oxo-1-[(2-oxo-1,3-dihydrobenzimidazol-5-yl)carbamoyl]propyl]azobenzoic acid
CAS Number：31837-42-0
EINECS：250-830-4
Molecular Formula：C₁₈H₁₅N₅O₅
Molecular Weight：381.3422
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)
Molecular Structure：
Density：1.55g/cm³
Boiling point：546.6°C at 760 mmHg
Refractive index：1.721
Flash point：284.4°C
Vapour Pressur：8.84E-13mmHg at 25°C
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