3564-27-0

Name	Mordant Orange 6
Synonyms	C.I. 26520 Mordant Orange 6 Acid chrome orange G agochromol orange as acid chrome orange gr C.I. Mordant Orange 6 C.I. Mordant Orange 44 acid leather orange cg Acid mordant Orange 6 Mordant Orange 6 (C.I.) alizarine chrome orange gr C.I. Mordant Orange 6 (VAN) C.I. Mordant Orange 6 (7CI) C.I. Mordant Orange 6, disodium salt C.I. Mordant Orange 6, disodium salt (8CI) disodium 5-(4-(4-sulphophenylazo)phenylazo)salicylate Benzoic acid, 2-hydroxy-5-4-(4-sulfophenyl)azophenylazo-, disodium salt disodium 2-hydroxy-5-[(E)-{4-[(E)-(4-sulfonatophenyl)diazenyl]phenyl}diazenyl]benzoate
CAS	3564-27-0
EINECS	2226459
InChI	InChI=1/C19H14N4O6S.2Na/c24-18-10-7-15(11-17(18)19(25)26)23-22-13-3-1-12(2-4-13)20-21-14-5-8-16(9-6-14)30(27,28)29;;/h1-11,24H,(H,25,26)(H,27,28,29);;/q;2*+1/p-2/b21-20+,23-22+;

Molecular Formula	C19H12N4Na2O6S
Molar Mass	470.36632
Melting Point	>300°C
Solubility	Solubility Soluble in water; very slightly soluble in ethanol, acetone
Appearance	powder
Color	Orange
Maximum wavelength(λmax)	['381nm']
pKa	11.49, 11.71(at 25℃)
Physical and Chemical Properties	Red orange powder, soluble in water yellow to orange, slightly soluble in ethanol and acetone. It was reddish purple in concentrated sulfuric acid and turned yellowish orange after dilution; It was purple in concentrated hydrochloric acid and gradually faded to colorless. Its aqueous solution, with concentrated addition of acid turned to light brown light yellow; With concentrated caustic soda turned to red orange brown. Copper and iron were found during staining, with change of color and light. The solubility in water (80 °c) was 80g/L.

pH indicator color change ph range	yellow (10.5) to red (12.0)
main applications	Wool dyeing, soy sauce, antiAIDS agents
EPA chemical information	Information provided by: ofmpub.epa.gov (external link)
use	is used for dyeing and printing loose wool, wool strips, blankets and other wool fabrics, and can be used for dyeing silk, nylon, leather and fur. In addition to individual applications, it is also used to match color or adjust color light. Post-mediator method should be used for dyeing.
production method	4-aminoazobenzene -4-iodic acid is diazotized, coupled with salicylic acid, and then salted out, Filtration, drying and other processing processes to prepare this product. The appearance of the product is light yellow uniform powder, the color light is similar to that of the standard product, the strength is 100±3 (min) of the standard product, the moisture content is less than or equal to 5%, and the fineness (content of 80 mesh sieve residue through the ground) is less than or equal to 5%. The fastness of dyeing on wool fabric conforms to the standard product (sunshine fastness grade 6, fading fastness of soaping, water soaking, perspiration, boiling, etc. is grade 4-5, and dry rubbing fastness is grade 4-5, both ironing and dry cleaning fastness are 4-5). Raw material consumption (kg/t) p-aminoazobenzenesulfonic acid 480 salicylic acid 200 sodium nitrite 140 hydrochloric acid 550 soda ash 120

Last Update：2024-04-09 21:04:16

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Mobile: 609-228-6898

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