Acid Yellow 49

Post Date:
Aug 14,2014
Expiry Date:
Feb 10,2015
Detailed Description:
Cas No. :12239-15-5 Packaging & Delivery

Packaging Details: 25KG Iron Drums , Cartons and Woven bags
Delivery Detail: 15 days after the payment.
Specifications

CAS no:12239-15-5
Appearance:yellow powder
More than 10 years chemical trading experience

Basic Information:
Product Name:
Acid Yellow 49
Synonyms:
C.I. Acid Yellow 49;
Benzenesulfonic acid,
CAS RN.:
12239-15-5
EINECS:
235-473-4
Molecular Weight:
426.2771
Molecular Formula:
C16H13Cl2N5O3S
Density:
1.62g/cm3
refractive index:
1.719

Specifications:
Color Index
C.I. Acid Yellow 49
CAS no
12239-15-5
Appearance
yellow powder
Light fastness
6-7
wash fastness
5
mosture
1%max
Sweat fastness
5
Hot pressing
4-5
Applications
Mainly used in all kind of naturalfibers like wool, cotton and silk as well as to synthetics like polyesters, acrylicand rayon. But they are not substantive to cellulosic fibers. They are alsoused in paints, inks, plastics and leather.
Packing
25KG Iron Drums , Cartons and Woven bags
CAS Registry Number:
12239-15-5
Synonyms:
;C.I. Acid Yellow 49;Benzenesulfonic acid, 4-(2-(5-amino-3-methyl-1-phenyl-1H-pyrazol-4-yl)diazenyl)-2,5-dichloro-2,5-dichloro-4-{(2Z)-2-[(5Z)-5-imino-3-methyl-1-phenyl-1,5-dihydro-4H-pyrazol-4-ylidene]hydrazino}benzenesulfonic acid;4-(5-amino-3-methyl-1-phenyl-pyrazol-4-yl)azo-2,5-dichloro-benzenesulfonic acid;
Molecular Formula:
C₁₆H₁₃Cl₂N₅O₃S
Molecular Weight:
426.2771
Molecular Structure:

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