C.I.Pigment No. Yellow 1 CAS 2512-29-0 C.I.No. 11680 Physical Properties Specific Gravity 1.27-1.49 Specific Surface area(m2/g) 11-65 pH 7.5 Melting point 256 Specification Color Shade Similar to the standard Color Strength 97-103% of the standard Volatile matter at 105 2.0%max Soluble matter in water 1.5%max Oil absorption 35-45% Finess(100mesh) 5.0%max Fastness to Light 7 Heat 160 Bleeding resistance Water 5 Linseed Oil 4 Acid 5 Alkali 5 Alcohol 4 Xylene 2-3 Ethyl acetate 3
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CAS NO:2512-29-0

EC NO:219-730-8

Molecular Formula:C₁₇H₁₆O₄N₄

Molecular Weight:340.3333

Synonyms:;C.I. 11680;C.I. Pigment Yellow 1;2-(4-Methyl-2-nitrophenylazo)-N-phenyl-3-oxobutanamide;Butanamide,2-[(4-methyl-2-nitrophenyl)azo]-3-oxo-N-phenyl-;EXT. D & C Yellow No.5;Hanza Yellow;Pigment Yellow 1;2-[(E)-(4-methyl-2-nitrophenyl)diazenyl]-3-oxo-N-phenylbutanamide;(2E)-2-[2-(4-methyl-2-nitrophenyl)hydrazinylidene]-3-oxo-N-phenylbutanamide;Pigment Hansa Yellow G;

Molecular Structure:

CAS NO:2512-29-0

EC NO:219-730-8

Molecular Formula:C₁₇H₁₆O₄N₄

Molecular Weight:340.3333

Synonyms:;C.I. 11680;C.I. Pigment Yellow 1;2-(4-Methyl-2-nitrophenylazo)-N-phenyl-3-oxobutanamide;Butanamide,2-[(4-methyl-2-nitrophenyl)azo]-3-oxo-N-phenyl-;EXT. D & C Yellow No.5;Hanza Yellow;Pigment Yellow 1;2-[(E)-(4-methyl-2-nitrophenyl)diazenyl]-3-oxo-N-phenylbutanamide;(2E)-2-[2-(4-methyl-2-nitrophenyl)hydrazinylidene]-3-oxo-N-phenylbutanamide;Pigment Hansa Yellow G;

Molecular Structure:

CAS NO:2512-29-0

EC NO:219-730-8

Molecular Formula:C₁₇H₁₆O₄N₄

Molecular Weight:340.3333

Synonyms:;C.I. 11680;C.I. Pigment Yellow 1;2-(4-Methyl-2-nitrophenylazo)-N-phenyl-3-oxobutanamide;Butanamide,2-[(4-methyl-2-nitrophenyl)azo]-3-oxo-N-phenyl-;EXT. D & C Yellow No.5;Hanza Yellow;Pigment Yellow 1;2-[(E)-(4-methyl-2-nitrophenyl)diazenyl]-3-oxo-N-phenylbutanamide;(2E)-2-[2-(4-methyl-2-nitrophenyl)hydrazinylidene]-3-oxo-N-phenylbutanamide;Pigment Hansa Yellow G;

Molecular Structure: