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31778-10-6

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31778-10-6 Structure

31778-10-6 Structure
IdentificationMore
[Name]

Butyl 2-[[3-[[(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)amino]carbonyl]-2-hydroxy-1-naphthyl]azo]benzoate
[CAS]

31778-10-6
[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
2-[[3-[[(2,3-Dihydro-2-oxo-1H-benzimidazol-5-yl)amino]carbonyl]-2-hydroxy-1-naphtyl]azo]benzoic acid butyl ester
C.I.12514
[EINECS(EC#)]

250-800-0
[Molecular Formula]

C29H27N5O5
[Molecular Weight]

525.555
[MOL File]

31778-10-6.mol
Chemical PropertiesBack Directory
[Boiling point ]

632.0±55.0 °C(Predicted)
[density ]

1.39±0.1 g/cm3(Predicted)
[pka]

11.41±0.30(Predicted)
[Water Solubility ]

3.2μg/L at 24℃
[CAS DataBase Reference]

31778-10-6(CAS DataBase Reference)
[EPA Substance Registry System]

31778-10-6(EPA Substance)
Raw materials And Preparation ProductsBack Directory
[Raw materials]

Sodium nitrite-->Aniline-->Benzamide-->Benzimidazole-->AminobenzoicAcid-->Butyl benzoate
Hazard InformationBack Directory
[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 %

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