Yellow No.402

Legal color:	Yellow No.402
General name:	Polar Yellow 5G
Class:
FDA :
CI #:	C.I. 18950
Color #:	Acid Yellow 40
CAS #:	6372-96-9
CAS :	：Benzenesulfonic acid,5-chloro-2-[4,5-dihydro-3-methyl-4-[[4-[[(4-methylphenyl) sulfonyl]oxy]phenyl]azo]-5-oxo-1H-pyrazol-1-yl]-,sodium salt
IUPAC:	→1;Sodium 4-p-toluenesufonyl-1-[4,5-dihydro-3-methyl-1(4-chloro-3-sulfonatophenyl)-2- pyrazolin-4-ylazo]benzene (?) →2;4-p-Toluenesufonyl-1-[4,5-dihydro-3-methyl-1(4-chloro-3-sulfonatophenyl)-2- pyrazolin-4-ylazo]benzene sodium salt (?) →3;Sodium 5-chlor
Chemical structure :

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