pigment red 185

C.I.Pigment No. Red 185 CAS 51920-12-8 C.I.No. 12516 Physical Properties Specific Gravity 1.5 Specific Surface area(m2/g)   pH 7.0 Specification Color Shade Similar to the standard Color Strength 97-103% of the standard Volatile matter at 105 2.5%max Soluble matter in water 1.5%max Oil absorption 40-45% Finess(100mesh) 5.0% Fastness to Light 7 Heat 250 Bleeding resistance Water 5 Linseed Oil 5 Acid 5 Alkali 5 Alcohol 5 Xylene 5 Ethyl acetate 5
used for ink, paint, coating,plastic & textile

CAS NO:51920-12-8

EC NO:257-515-0

Molecular Formula:C₂₇H₂₄N₆O₆S

Molecular Weight:560.5811

Synonyms:;2-Naphthalenecarboxamide, N-(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxy-4-((2-methoxy-5-methyl-4-((methylamino)sulfonyl)phenyl)azo)-;2-Naphthalenecarboxamide, N-(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxy-4-(2-(2-methoxy-5-methyl-4-((methylamino)sulfonyl)phenyl)diazenyl)-;N-(2,3-Dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxy-4-((2-methoxy-5-methyl-4-((methylamino)sulphonyl)phenyl)azo)naphthalene-2-carboxamide;12516;Deep Scarlet; Permanent Carmine HF4C; Peony Red [HO]; ;(4Z)-4-{2-[2-methoxy-5-methyl-4-(methylsulfamoyl)phenyl]hydrazinylidene}-3-oxo-N-(2-oxo-2,3-dihydro-1H-benzimidazol-5-yl)-3,4-dihydronaphthalene-2-carboxamide;

Molecular Structure:

CAS NO:51920-12-8

EC NO:257-515-0

Molecular Formula:C₂₇H₂₄N₆O₆S

Molecular Weight:560.5811

Synonyms:;2-Naphthalenecarboxamide, N-(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxy-4-((2-methoxy-5-methyl-4-((methylamino)sulfonyl)phenyl)azo)-;2-Naphthalenecarboxamide, N-(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxy-4-(2-(2-methoxy-5-methyl-4-((methylamino)sulfonyl)phenyl)diazenyl)-;N-(2,3-Dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxy-4-((2-methoxy-5-methyl-4-((methylamino)sulphonyl)phenyl)azo)naphthalene-2-carboxamide;12516;Deep Scarlet; Permanent Carmine HF4C; Peony Red [HO]; ;(4Z)-4-{2-[2-methoxy-5-methyl-4-(methylsulfamoyl)phenyl]hydrazinylidene}-3-oxo-N-(2-oxo-2,3-dihydro-1H-benzimidazol-5-yl)-3,4-dihydronaphthalene-2-carboxamide;

Molecular Structure:

CAS NO:51920-12-8

EC NO:257-515-0

Molecular Formula:C₂₇H₂₄N₆O₆S

Molecular Weight:560.5811

Synonyms:;2-Naphthalenecarboxamide, N-(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxy-4-((2-methoxy-5-methyl-4-((methylamino)sulfonyl)phenyl)azo)-;2-Naphthalenecarboxamide, N-(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxy-4-(2-(2-methoxy-5-methyl-4-((methylamino)sulfonyl)phenyl)diazenyl)-;N-(2,3-Dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxy-4-((2-methoxy-5-methyl-4-((methylamino)sulphonyl)phenyl)azo)naphthalene-2-carboxamide;12516;Deep Scarlet; Permanent Carmine HF4C; Peony Red [HO]; ;(4Z)-4-{2-[2-methoxy-5-methyl-4-(methylsulfamoyl)phenyl]hydrazinylidene}-3-oxo-N-(2-oxo-2,3-dihydro-1H-benzimidazol-5-yl)-3,4-dihydronaphthalene-2-carboxamide;

Molecular Structure: