ACID YELLOW 199

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We are recognized as one of the leading manufacturers, exporters and suppliers of Acid Yellow 199. These products are well known as one of the perfect solutions for coloring different fabrics like wool, nylon, silk and other protein fibers effectively and are available at leading market prices.

Acid Yellow 199 Specification :

The IUPAC name of Benzenesulfonic acid,4-[[4-[2-(4-hydroxy-2-methylphenyl)diazenyl]phenyl]amino]-3-nitro-, sodium salt(1:1) is sodium 4-[4-[(2E)-2-(2-methyl-4-oxocyclohexa-2,5-dien-1-ylidene)hydrazinyl]anilino]-3-nitrobenzenesulfonate. With the CAS registry number 70865-20-2, it is also named as 4-((4-((4-Hydroxy-Yellow Acid 1992-methylphenyl)azo)phenyl)amino)-3-nitrobenzenesulfonic acid, sodium salt. The product’s categories are Dyes; Weak Acid Dyes; Acid Dyes, and the other registry number is 61931-26-8. In addition, its molecular formula is C19H15N4NaO6S and molecular weight is 450.40037.  
The other characteristics of Benzenesulfonic acid,4-[[4-[2-(4-hydroxy-2-methylphenyl)diazenyl]phenyl]amino]-3-nitro-, sodium salt(1:1) can be summarized as: 
(1)H-Bond Donor: 2;
(2)H-Bond Acceptor: 9;
(3)Rotatable Bond Count: 4;
(4)Tautomer Count: 15;
(5)Exact Mass: 450.061;
(6)MonoIsotopic Mass: 450.061;
(7)Topological Polar Surface Area: 165;
(8)Heavy Atom Count: 31;
(9)Complexity: 849;
(10)EINECS: 274-950-1.
 


Production and Uses of Benzenesulfonic acid,4-[[4-[2-(4-hydroxy-2-methylphenyl)diazenyl]phenyl]amino]-3-nitro-, sodium salt(1:1): frist, you can diazotize 2-Nitro-4′-aminodiphenylamine-4-sulfoacid. And then please couple it with Meta-cresol. And you will get the product after salting out, filtration, drying. Moreover, this chemical is mainly used for dyeing of nylon.  
People can use the following data to convert to the molecule structure.
(1)SMILES:[Na+].O=C/3/C=C\C(=N/Nc2ccc(Nc1ccc(cc1[N+]([O-])=O)S([O-])(=O)=O)cc2)\C(=C\3)C
(2)InChI:InChI=1/C19H16N4O6S.Na/c1-12-10-15(24)6-8-17(12)22-21-14-4-2-13(3-5-14)20-18-9-7-16(30(27,28)29)11-19(18)23(25)26;/h2-11,20-21H,1H3,(H,27,28,29);/q;+1/p-1/b22-17+
(3)InChIKey:QUMZGFZWXKDQFW-FYSBZMQTBK
(4)Std. InChI:InChI=1S/C19H16N4O6S.Na/c1-12-10-15(24)6-8-17(12)22-21-14-4-2-13(3-5-14)20-18-9-7-16(30(27,28)29)11-19(18)23(25)26;/h2-11,20-21H,1H3,(H,27,28,29);/q;+1/p-1/b22-17+
(5)Std. InChIKey:QUMZGFZWXKDQFW-GDHRODDYSA-M

Properties and Applications:

bright orange. Orange powder, soluble in water. Used for the dyeing nylon, to other fiber with color, for wool dyeing serious.

 

Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 6-7 4-5 5 4-5

    

Name: Acid Yellow 199
CAS: 70865-20-2
C.I. No.: C.I. 14205
Synonyms Benzenesulfonicacid, 4-[[4-[(4-hydroxy-2-methylphenyl)azo]phenyl]amino]-3-nitro-, monosodiumsalt (9CI);Acid Yellow 199;Acid Yellow A 4R;Apollo Nylon Fast Yellow M 4R;Best Acid Yellow A 4R;C.I. 14205;C.I. Acid Yellow 199;Daedo Acid Yellow 4R;Daedo Acid Yellow A 4R;Dycosweak Acid Brilliant Yellow A 4R;Nylomine Yellow A4R;Nylosan Yellow E 4RL;Rifa Acid Fast Yellow E 4R;Sellacid Orange PF;Triacid Fast Yellow 4RL;
Molecular Formula C19H15N4NaO6S
Molecular Weight 450.40
InChI InChI=1/C19H16N4O6S.Na/c1-12-10-15(24)6-8-17(12)22-21-14-4-2-13(3-5-14)20-18-9-7-16(30(27,28)29)11-19(18)23(25)26;/h2-11,20-21H,1H3,(H,27,28,29);/q;+1/p-1/b22-17+
CAS Registry Number 70865-20-2
EINECS 274-950-1
Molecular Structure Acid Yellow 199

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