Direct Yellow 12
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Direct Yellow 12
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CAS No:
2870-32-8
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Formula:
C30H28N4O8S2.2Na
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Chemical Name:
Direct Yellow 12
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Synonyms:
Benzenesulfonic acid,2,2′-(1,2-ethenediyl)bis[5-[2-(4-ethoxyphenyl)diazenyl]-,sodium salt (1:2);C.I. Direct Yellow 12;Benzenesulfonic acid,2,2′-(1,2-ethenediyl)bis[5-[(4-ethoxyphenyl)azo]-,disodium salt;C.I. 24895;Airedale Yellow CHD;Amanil Chrysophenine G;Atlantic Chrysophenine YA;Aurophenine O;Benzanil Yellow CH;Benzo Yellow LG;Calcomine Brilliant Yellow;Chrome Leather Yellow CH;Chrysophenine;Chrysophenine Y;Chrysophenine ESP;Chrysophenine Extra;Chrysophenine G Extra;Chrysophenine GP;Chrysophenine NS;Chrysophenine YA-CF;Cotton Yellow CH;Diazamine Yellow C;Diphenyl Chrysoine 3G;Direct Yellow C;Direct Yellow 12;Direct Yellow CHD;Direct Yellow CV;Erie Yellow Y;Diphenyl Chrysoine 3GP;Fenamin Yellow CP;Fixanol Yellow 3G;Kayaku Chrysophenine GE;Kayaku Chrysophenine GN;Kayaku Chrysophenine GX;Mitsui Chrysophenine G;Mitsui Chrysophenine KG;Mitsui Chrysophenine G 400;Nylomine Acid Yellow C 4R;Peeramine Chrysophenine YA;Pontamine Yellow CH;Shikiso Chrysophenine GX;Tertrodirect Yellow CG;Chrysophenine G;Chrysophenine J;Vondacel Yellow CG;Direct Chrysophenine G;Chrysophenine KG Conc;Kayaku Chrysophenine;Chrysophrenin G;Direct Frozen Yellow G;Direct Frosted Yellow G;Chrysophenine Yellow;Kayafect Yellow S;NSC 47745;Direct Yellow G;LA 1120;125622-42-6;55208-64-5;86168-12-9
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CAS No:
Characteristics
199.06000
9.45500
orange crystalline powder
Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
Safety Information
NONH for all modes of transport
3
S24/25
Stable under normal temperatures and pressures.
Direct Yellow 12 Use and Manufacturing
Direct Brilliant Yellow 4R is used for dyeing cotton and viscose fiber fabrics. It is red light yellow. It has good migration and level dyeing properties, high dye uptake, and has certain hiding power for dead cotton fibers and uneven viscose. For cotton fabrics, it is mostly used for the dyeing and printing of knitwear, flannel, and carpets, and is less used for cotton fabrics. High dye uptake rate of dyed rich fiber. It is also used for the dyeing of silk, wool, vinylon, nylon and blended fabrics. The color depth of silk, wool and cotton and viscose is similar, and the color of wool is slightly darker. Diacetate, polyester and acrylic are not stained. It can also be used for direct printing and ground color discharge of cotton, viscose and silk fabrics. In addition to being used alone, it is often used in combination with direct green B, direct dark green B, and direct acid-resistant scarlet 4BS. Used for the dyeing of cotton, linen, viscose and other fabrics, and for the dyeing of leather and pulp. It can dye silk and wool in a weak acid bath
Computed Properties
Molecular Weight:680.7
Hydrogen Bond Acceptor Count:12
Rotatable Bond Count:10
Exact Mass:680.09874471
Monoisotopic Mass:680.09874471
Topological Polar Surface Area:199
Heavy Atom Count:46
Complexity:1070
Undefined Bond Stereocenter Count:1
Covalently-Bonded Unit Count:3
Compound Is Canonicalized:Yes
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