Mixture of: disodium 4-(3-ethoxycarbonyl-4-(5-(3-ethoxycarbonyl-5-hydroxy-1-(4-sulfonatophenyl)pyrazol-4-yl)penta-2,4-dienylidene)-4,5-dihydro-5-oxopyrazol-1-yl)benzenesulfonate; trisodium 4-(3-ethoxycarbonyl-4-(5-(3-ethoxycarbonyl-5-oxido-1-(4-sulfonatophenyl)pyrazol-4-yl)penta-2,4-dienylidene)-4,5-dihydro-5-oxopyrazol-1-yl)benzenesulfonate

CAS Number
EC-402-660-9
Name
Mixture of: disodium 4-(3-ethoxycarbonyl-4-(5-(3-ethoxycarbonyl-5-hydroxy-1-(4-sulfonatophenyl)pyrazol-4-yl)penta-2,4-dienylidene)-4,5-dihydro-5-oxopyrazol-1-yl)benzenesulfonate; trisodium 4-(3-ethoxycarbonyl-4-(5-(3-ethoxycarbonyl-5-oxido-1-(4-sulfonatophenyl)pyrazol-4-yl)penta-2,4-dienylidene)-4,5-dihydro-5-oxopyrazol-1-yl)benzenesulfonate
SIN Groups
Azo compounds
Reason for inclusion on the SIN List
Classified CMR according to Annex VI of Regulation 1272/2008
Date for inclusion on the SIN List
2008 September
Registration information
Source: ESIS
NONS registration
Hazard class and category code(s)
Source: ECHA
Repr. 1B
Aquatic Chronic 3

Chemical information

Synonyms
Dye K; pentasodium hydrogen bis(3-(ethoxycarbonyl)-4-[(1E,3E)-5-[(4Z)-3-(ethoxycarbonyl)-5-oxo-1-(4-sulfophenyl)-4,5-dihydro-1H-pyrazol-4-ylidene]penta-1,3-dien-1-yl]-1-(4-sulfophenyl)-1H-pyrazol-5-olate)
EC number
402-660-9
Hazard statement code(s)
Source: ECHA
H360D ***
H412
Registered production volume
Source: ECHA
Tonnage Data Confidential