31778-10-6

Basic information

• Product Name: Butyl 2-[[3-[[(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)amino]carbonyl]-2-hydroxy-1-naphthyl]azo]benzoate
• Synonyms: butyl 2-[[3-[[(2,3-dihydro-2-oxo-1h-benzimidazol-5-yl)amino]carbonyl]-2-hydroxy-1-naphthyl]azo]benzoate;Pigment Red 208;BUTYL 2-[(2Z)-2-[2-OXO-3-[(2-OXO-1,3-DIHYDROBENZOIMIDAZOL-5-YL)CARBAMOYL]NAPHTHALEN-1-YLIDENE]HYDRAZINYL]BENZOATE;BUTYL 2-3-(2,3-DIHYDRO-2-OXO-1H-BENZIMIDAZOL-5-YL)AMINOCARBONYL-2-HYDROXY-1-NAPHTHYLAZOBENZOATE;Benzoic acid, 2-3-(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)aminocarbonyl-2-hydroxy-1-naphthalenylazo-, butyl ester;BENZIMIDAZOLONE RED;PIGMETNTRED208;Red HF2B
• CAS NO: 31778-10-6
• Molecular Formula: C29H25N5O5
• Molecular Weight: 523.55
• EINECS: 250-800-0
• Product Categories: Organics
• Mol File: 31778-10-6.mol
• Article Data: 0

Chemical Properties

• Boiling Point: 632 °C at 760 mmHg
• Flash Point: 336 °C
• Appearance: /
• Density: 1.39 g/cm³
• Vapor Pressure: 1.44E-16mmHg at 25°C
• Refractive Index: 1.691
• PKA: 11.41±0.30(Predicted)
• Water Solubility: 3.2μg/L at 24℃
• CAS DataBase Reference: Butyl 2-[[3-[[(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)amino]carbonyl]-2-hydroxy-1-naphthyl]azo]benzoate(CAS DataBase Reference)
• NIST Chemistry Reference: Butyl 2-[[3-[[(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)amino]carbonyl]-2-hydroxy-1-naphthyl]azo]benzoate(31778-10-6)
• EPA Substance Registry System: Butyl 2-[[3-[[(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)amino]carbonyl]-2-hydroxy-1-naphthyl]azo]benzoate(31778-10-6)

Safety Data

• Hazardous Substances Data: 31778-10-6(Hazardous Substances Data)

Usage

Flammability and Explosibility

Notclassified

Properties and Applications

TEST ITEMS SPECIFICATION APPEARANCE RED POWDER SHADE BLUISH HEAT RESISTANCE 300 °C min LIGHT FASTNESS 8 ACID RESISTANCE 5 ALKALI RESISTANCE 5 FASTNESS TO BLEEDING 5 OIL ABSORPTION 40-45% SPECIFIC SURFACE 28 m 2 /g DENSITY 1.60 g/cm 3 RESIDUE ON 80 MESH 5.0% max WATER SOLUBLE 1.0% max VOLATITE 105 °C 1.0% max TINTING STRENGTH 100-105 %

TEST ITEMS

SPECIFICATION

APPEARANCE

RED POWDER

SHADE

BLUISH

HEAT RESISTANCE

300 °C min

LIGHT FASTNESS

8

ACID RESISTANCE

5

ALKALI RESISTANCE

5

FASTNESS TO BLEEDING

5

OIL ABSORPTION

40-45%

SPECIFIC SURFACE

28 m 2 /g

DENSITY

1.60 g/cm 3

RESIDUE ON 80 MESH

5.0% max

WATER SOLUBLE

1.0% max

VOLATITE 105 °C

1.0% max

TINTING STRENGTH

100-105 %

InChI:InChI=1/C29H25N5O5/c1-2-3-14-39-28(37)20-10-6-7-11-22(20)33-34-25-19-9-5-4-8-17(19)15-21(26(25)35)27(36)30-18-12-13-23-24(16-18)32-29(38)31-23/h4-13,15-16,35H,2-3,14H2,1H3,(H,30,36)(H2,31,32,38)