3520-72-7 Pigment Permanent Orange G

product Name	Pigment Permanent Orange G
CAS No	3520-72-7
Synonyms	C.I. 21110; C.I. Pigment Orange 13; Benzidine orange; 4,4'-[(3,3'-Dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[2,4-dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one]; PIGMENT ORANGE 13; PYRAZOLONE ORANGE; 4-dihydro-5-methyl-2-phenyl-; atulvulcanfastpigmentorangeg; benzidineorange; benzidineorange45-2850; FAST ORANGE G; Pigment Orange 13 (21110); (4E,4'E)-4,4'-[(3,3'-dichlorobiphenyl-4,4'-diyl)di(1E)hydrazin-2-yl-1-ylidene]bis(5-methyl-2-phenyl-2,4-dihydro-3H-pyrazol-3-one); 4,4'-[(3,3'-dichlorobiphenyl-4,4'-diyl)di(E)diazene-2,1-diyl]bis(5-methyl-2-phenyl-2,4-dihydro-3H-pyrazol-3-one)
Molecular Formula	C₃₂H₂₄Cl₂N₈O₂
Molecular Weight	623.4914
InChI	InChI=1/C32H24Cl2N8O2/c1-19-29(31(43)41(39-19)23-9-5-3-6-10-23)37-35-27-15-13-21(17-25(27)33)22-14-16-28(26(34)18-22)36-38-30-20(2)40-42(32(30)44)24-11-7-4-8-12-24/h3-18,29-30H,1-2H3/b37-35+,38-36+
EINECS	222-530-3
Molecular Structure
Density	1.42g/cm³
Boiling point	825.5°C at 760 mmHg
Refractive index	1.714
Flash point	453.1°C
Vapour Pressur	2.19E-27mmHg at 25°C
Hazard Symbols
Risk Codes	20/21/22-36/37/38:;
Safety Description	26-36/37/39:;

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