disodium 2-[[1-(2,5-dichloro-4-sulphonatophenyl)-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-4-yl]azo]naphthalene-1-sulphonate

CAS 12220-64-3 · C20H12Cl2N4Na2O7S2 · 601.34 g/mol

Basic information

CAS number 12220-64-3
Product name disodium 2-[[1-(2,5-dichloro-4-sulphonatophenyl)-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-4-yl]azo]naphthalene-1-sulphonate
Chinese name 弱酸性嫩黄 E-GNL
Synonyms disodium 2-[[1-(2,5-dichloro-4-sulphonatophenyl)-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-4-yl]azo]naphthalene-1-sulphonate
Chinese synonyms 弱酸性嫩黄 E-GNL; 2-[[1-(2,5-二氯-4-磺苯基)-4,5-二氢-3-甲基-5-氧代-1H-吡唑-4-基]偶氮]-1-萘磺酸二钠盐(9CL); 酸性黄 E-GNL
Molecular formula C20H12Cl2N4Na2O7S2
Molecular weight 601.34 g/mol
EC number 235-409-5

Certificate of Analysis

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Packaging

Bulk quantities and custom packaging are available on request.

Properties & storage

Appearance yellow powder