CAS 10343-58-5: C.I. Acid Yellow 99

Description:C.I. Acid Yellow 99, with the CAS number 10343-58-5, is a synthetic azo dye commonly used in various applications, including textiles, food, and cosmetics. This dye is characterized by its bright yellow color and is soluble in water, making it suitable for dyeing processes that require aqueous solutions. The chemical structure of Acid Yellow 99 features an azo group (-N=N-), which is a common functional group in many dyes, contributing to their vibrant colors. It exhibits good lightfastness and stability under normal conditions, although its performance can vary depending on the substrate and environmental factors. As with many azo dyes, there are concerns regarding potential toxicity and environmental impact, leading to regulations in certain applications. Acid Yellow 99 is typically used in acidic dyeing processes, and its application requires careful handling to ensure safety and compliance with relevant guidelines. Overall, it is valued for its color properties and versatility in various industries.

Formula:C₁₆H₁₂CrN₄O₉S·Na

InChI:InChI=1S/C16H13N4O8S.Cr.Na.H2O/c1-9(21)14(16(23)17-10-5-3-2-4-6-10)19-18-12-7-11(20(24)25)8-13(15(12)22)29(26,27)28;;;/h2-8,22H,1H3,(H,17,23)(H,26,27,28);;;1H2/q-1;+3;+1;/p-3

InChI key:InChIKey=WFGIZKYFRZUFEE-UHFFFAOYSA-K

SMILES:[Na+].O=C(NC=1C=CC=CC1)[C-]2N=[N]3C=4C=C(C=C(C4[O-][Cr+3]3([OH-])O=C2C)S(=O)(=O)[O-])N(=O)=O

Synonyms:
Acid Yellow 99 (13900)
Acid Yellow GR
Acid Yellow RA
Aizen Opal Yellow GRH
Alfast Yellow 5101
Alfast Yellow SW 5101
Amalan Yellow GRL
Ambilan Yellow GR
Benzenesulfonic acid, 2-hydroxy-5-nitro-3-[[2-oxo-1-[(phenylamino)carbonyl]propyl]azo]-, chromium complex
Bucolan Yellow GR
See more synonyms
Calcofast Leather Yellow R
Calcofast Wool Yellow R
Chromacyl Yellow GR
Chromate(1-), hydroxy[2-(hydroxy-κO)-5-nitro-3-[2-[2-(oxo-κO)-1-[(phenylamino)carbonyl]propyl]diazenyl-κN<sup>1</sup>]benzenesulfonato(3-)]-, sodium (1:1), (T-4)-
Chromate(1-), hydroxy[2-(hydroxy-κO)-5-nitro-3-[[2-(oxo-κO)-1-[(phenylamino)carbonyl]propyl]azo-κN<sup>1</sup>]benzenesulfonato(3-)]-, sodium, (T-4)-
Chromate(1-), hydroxy[2-hydroxy-5-nitro-3-[[2-oxo-1-[(phenylamino)carbonyl]propyl]azo]benzenesulfonato(3-)]-, sodium
Chrome Intra Yellow GR
Chromolan Yellow GR
Chromolan Yellow GRK
Chromolan Yellow NGR
Cololan Yellow GR
Covalene Yellow GR
Dinaiex Yellow GR
Dycosacid Complex Yellow GR
Efdolan Yellow GRN
Erganil Yellow RC
Eriolan Yellow GRL
Esgylan Yellow GR
Fabracid Yellow A-GR
Fenapal Yellow GR
Gycolan Yellow GRL
Hispalan Yellow GR
Indacid Yellow GR
Inochrome Yellow JR
Inoderme Yellow JR
Kemacid Yellow
Naphthazine Yellow GR
Navitan Yellow GR
Neolan Yellow GR
Nyasol Yellow GRN
Oxanal Yellow GR
Palatin Fast Yellow GRN
Palatin Yellow GR
Palatine Fast Yellow GRN
Palatine Fast Yellow GRNA-CF
Pharmalan Yellow GRN
Pilate Fast Yellow GRN
Shangdacid Fast Yellow GRN
Simacid Yellow 24889
Stenamina Yellow R
Sumilan Yellow GR
Tetroxane Yellow GR
Triamet Yellow GR
Ultralan Yellow R
Vicoacid Yellow
Victalan Yellow
Vitrolan Yellow GR
Yamada Neo Fast Yellow GR
chromium(3+) sodium hydroxide (1Z,2Z)-2-[2-(5-nitro-2-oxido-3-sulfonatophenyl)hydrazinylidene]-3-oxo-N-phenylbutanimidate (1:1:1:1)
sodium (5Z,7E)-3-hydroxy-5-methyl-11-nitro-6-(phenylcarbamoyl)-2,4-dioxa-7,8-diaza-3$l3-chromabicyclo[7.4.0]trideca-1(13),5,7,9,11-pentaene-13-sulfonate
Chromate(1-), hydroxy[2-(hydroxy-κO)-5-nitro-3-[2-[2-(oxo-κO)-1-[(phenylamino)carbonyl]propyl]diazenyl-κN1]benzenesulfonato(3-)]-, sodium (1:1), (T-4)-
C.I. Acid Yellow 99
Chromate(1-), hydroxy[2-(hydroxy-κO)-5-nitro-3-[[2-(oxo-κO)-1-[(phenylamino)carbonyl]propyl]azo-κN1]benzenesulfonato(3-)]-, sodium, (T-4)-

Found 2 products.

Brand	Product data	Purity	Price range	Estimated delivery
	C.I. 13900 REF: TM-T19879CAS: 10343-58-5	98%	To inquire	Mon 03 Mar 25
	Acid Yellow 99 (C.I. 13900) REF: 7W-GT0748CAS: 10343-58-5	- - -	58.00 €~263.00 €	Mon 03 Mar 25