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Acid Yellow 36

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Name

Acid Yellow 36

EINECS 209-608-2
CAS No. 587-98-4 Density 0.488[at 20℃]
PSA N/A LogP N/A
Solubility soluble in water Melting Point >250°C
Formula C18H15N3O3S.Na Boiling Point 325℃[at 101 325 Pa]
Molecular Weight 375.383 Flash Point N/A
Transport Information N/A Appearance orange powder
Safety 22-24/25-36/37-36-26 Risk Codes 43-36/37/38
Molecular Structure Molecular Structure of 587-98-4 (METANIL YELLOW) Hazard Symbols IrritantXi
Synonyms

Benzenesulfonicacid, 3-[[4-(phenylamino)phenyl]azo]-, monosodium salt (9CI);Benzenesulfonicacid, m-(p-anilinophenylazo)-, sodium salt (6CI);C.I. Acid Yellow 36, monosodium salt (8CI);Acid Gold Yellow G;Acid Leather Yellow PRW;Acid Leather YellowR;Acid YellowMetanil;Acid Yellow Metanilic;BTKMetanil Yellow;Basacid Yellow 230;Basacid Yellow 234;Bucacid Metanil Yellow;Calcocid Yellow MXXX;Cogilor Yellow 114.12;Conacid Yellow CK;Dinacid MetanilYellow;Duasyn Acid Yellow C 01;Dycosacid Yellow MT;EgacidYellow MA;Eniacid Metanil Yellow GN;Fabracid Yellow S-M;Fenazo Yellow M;HispacidYellow MG;Ichoacid Metanil Yellow R;Japan Yellow No. 406;Java Metanil Yellow G;Kiton Orange MNO;Kiton Yellow MS;Lowalan Yellow 36;Metanil Yellow;Metanil Yellow 216;Metanil Yellow Extra;Metanil Yellow Griesbach;Metanil Yellow K;Metanil Yellow M 3X;Metanil Yellow O;Metanil Yellow S;Metanil Yellow WS;Metanil Yellow YK;Metanilic Yellow;Mitsui Metanil Yellow;Multacid Yellow M;RemadermYellow HPR;Ritacid Metanil Yellow;Rybacel Yellow AM;Acid Yellow 36;

 

Acid Yellow 36 Consensus Reports

Reported in EPA TSCA Inventory.

Acid Yellow 36 Specification

The IUPAC name of Acid Yellow 36 is sodium 3-[(4-anilinophenyl)diazenyl]benzenesulfonic acid. With the CAS registry number 587-98-4, it is also named as 4-(3-Sulfobenzeneazo)diphenylamine, sodium salt. The product's categories are Organics; Analytical Chemistry; Indicator (pH); pH Indicators, and the other registry numbers are 53988-78-6; 68417-63-0; 84842-92-2. Besides, it is orange powder, which should be stored in sealed place. In addition, this chemical is soluble in water, Ethanol, Ether, Benzene, and slightly soluble in Acetone.

The other characteristics of this product can be summarized as: (1)H-Bond Donor: 2; (2)H-Bond Acceptor: 6; (3)Rotatable Bond Count: 5; (4)Tautomer Count: 2; (5)Exact Mass: 376.073182; (6)MonoIsotopic Mass: 376.073182; (7)Topological Polar Surface Area: 99.5; (8)Heavy Atom Count: 26; (9)Formal Charge: 1; (10)Complexity: 532; (11)EINECS: 209-608-2.

Preparation and Uses of Acid Yellow 36: please dizotize Metanilic acid. And then put the resultant to couple with Diphenylamine. You will obtain this chemical after salting out, filtration, drying and crushing. What's more, this chemical is used as acid-base indicator. It is also used for dyeing of soap, silk, paper, leather, paints, pharmaceuticals and cosmetics. It can be used for direct printing of wool and silk fabrics. Furthermore, it is used to produce mordant pigment.

When you are using this chemical, please be cautious about it as the following: it is irritating to eyes, respiratory system and skin. And it may cause sensitization by skin contact. Please do not breathe dust. And you should avoid contact with skin and eyes. Additionally, you should wear suitable protective clothing and gloves. Moreover, in case of contact with eyes, please rinse immediately with plenty of water and seek medical advice.

People can use the following data to convert to the molecule structure.
(1)SMILES: [Na+].[O-]S(=O)(=O)c3cccc(/N=N/c2ccc(Nc1ccccc1)cc2)c3
(2)InChI: InChI=1/C18H15N3O3S.Na/c22-25(23,24)18-8-4-7-17(13-18)21-20-16-11-9-15(10-12-16)19-14-5-2-1-3-6-14;/h1-13,19H,(H,22,23,24);/q;+1/p-1/b21-20+
(3)InChIKey: NYGZLYXAPMMJTE-LGLICYIRBG
(4)Std. InChI: InChI=1S/C18H15N3O3S.Na/c22-25(23,24)18-8-4-7-17(13-18)21-20-16-11-9-15(10-12-16)19-14-5-2-1-3-6-14;/h1-13,19H,(H,22,23,24);/q;+1/p-1/b21-20+
(5)Std. InChIKey: NYGZLYXAPMMJTE-ANVLNOONSA-M

The toxicity data is as follows:

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intraperitoneal 1gm/kg (1000mg/kg)   Scientific Report. Vol. -, Pg. 11, 1977.
mouse LD50 intravenous 200mg/kg (200mg/kg)   "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986Vol. -, Pg. 1310, 1986.
rat LD50 oral 5gm/kg (5000mg/kg)   "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986Vol. -, Pg. 1310, 1986.

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