disodium 4,4'-[(phenylmethylene)bis[4,1-phenyleneazo(4,5-dihydro-3-methyl-5-oxo-1H-pyrazole-4,1-diyl)]]bis[3-chloro-5-methylbenzenesulphonate]

CAS No.
6548-24-9
Chemical Name:
disodium 4,4'-[(phenylmethylene)bis[4,1-phenyleneazo(4,5-dihydro-3-methyl-5-oxo-1H-pyrazole-4,1-diyl)]]bis[3-chloro-5-methylbenzenesulphonate]
Synonyms
Acid Yellow 56;C.I. Acid Yellow 56;C.I.Acid Yellow 56:C.I.24825;disodium 4,4'-[(phenylmethylene)bis[4,1-phenyleneazo(4,5-dihydro-3-methyl-5-oxo-1H-pyrazole-4,1-diyl)]]bis[3-chloro-5-methylbenzenesulphonate];Benzenesulfonic acid, 4,4'-[(phenylmethylene)bis[4,1-phenyleneazo(4,5-dihydro-3-methyl-5-oxo-1H-pyrazole-4,1-diyl)]]bis[3-chloro-5-methyl-, disodium salt;disodium,3-chloro-4-[4-[[4-[[4-[[1-(2-chloro-6-methyl-4-sulfonatophenyl)-3-methyl-5-oxo-4H-pyrazol-4-yl]diazenyl]phenyl]-phenylmethyl]phenyl]diazenyl]-3-methyl-5-oxo-4H-pyrazol-1-yl]-5-methylbenzenesulfonate
CBNumber:
CB0877628
Molecular Formula:
C41H32Cl2N8Na2O8S2
Molecular Weight:
945.75712
MDL Number:
MOL File:
6548-24-9.mol

disodium 4,4'-[(phenylmethylene)bis[4,1-phenyleneazo(4,5-dihydro-3-methyl-5-oxo-1H-pyrazole-4,1-diyl)]]bis[3-chloro-5-methylbenzenesulphonate] Properties

disodium 4,4'-[(phenylmethylene)bis[4,1-phenyleneazo(4,5-dihydro-3-methyl-5-oxo-1H-pyrazole-4,1-diyl)]]bis[3-chloro-5-methylbenzenesulphonate] Chemical Properties,Uses,Production

Preparation

4-((4-Ammophenyl)(phenyl)methyl)benzenamine double nitriding, and 1-(2-Methyl-4-sulfo-6-chlorophenyl)-3-methyl-5-pyrazolone?(2 Moore) coupled.

Properties and Applications

yellow. Used for wool, silk, polyamide fiber dyeing, also used in leather dyeing and manufacturing organic pigments.

Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 4-5 4-5 4-5 4-5 4-5 4-5

disodium 4,4'-[(phenylmethylene)bis[4,1-phenyleneazo(4,5-dihydro-3-methyl-5-oxo-1H-pyrazole-4,1-diyl)]]bis[3-chloro-5-methylbenzenesulphonate] Preparation Products And Raw materials

disodium 4,4'-[(phenylmethylene)bis[4,1-phenyleneazo(4,5-dihydro-3-methyl-5-oxo-1H-pyrazole-4,1-diyl)]]bis[3-chloro-5-methylbenzenesulphonate] Benzenesulfonic acid, 4,4'-[(phenylmethylene)bis[4,1-phenyleneazo(4,5-dihydro-3-methyl-5-oxo-1H-pyrazole-4,1-diyl)]]bis[3-chloro-5-methyl-, disodium salt C.I. Acid Yellow 56 disodium,3-chloro-4-[4-[[4-[[4-[[1-(2-chloro-6-methyl-4-sulfonatophenyl)-3-methyl-5-oxo-4H-pyrazol-4-yl]diazenyl]phenyl]-phenylmethyl]phenyl]diazenyl]-3-methyl-5-oxo-4H-pyrazol-1-yl]-5-methylbenzenesulfonate Acid Yellow 56 C.I.Acid Yellow 56:C.I.24825 6548-24-9