1-Naphthalenesulfonic acid, 4,4′-[(2,4-dihydroxy-1,3-phenylene)bis(2,1-diazenediyl)]bis-, sodium salt (1:2)
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![1-Naphthalenesulfonic acid, 4,4′-[(2,4-dihydroxy-1,3-phenylene)bis(2,1-diazenediyl)]bis-, sodium salt (1:2) structure](https://file.echemi.com/fileManage/upload/canonicalSmiles/20220811/a41a7ca23db6441d89473624658c5888.png "1-Naphthalenesulfonic acid, 4,4′-[(2,4-dihydroxy-1,3-phenylene)bis(2,1-diazenediyl)]bis-, sodium salt (1:2)")
1-Naphthalenesulfonic acid, 4,4′-[(2,4-dihydroxy-1,3-phenylene)bis(2,1-diazenediyl)]bis-, sodium salt (1:2)
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CAS No:
5850-16-8
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Formula:
C26H18N4O8S2.2Na
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Chemical Name:
1-Naphthalenesulfonic acid, 4,4′-[(2,4-dihydroxy-1,3-phenylene)bis(2,1-diazenediyl)]bis-, sodium salt (1:2)
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Synonyms:
1-Naphthalenesulfonic acid,4,4′-[(2,4-dihydroxy-1,3-phenylene)bis(2,1-diazenediyl)]bis-,sodium salt (1:2);C.I. Acid Brown 14,disodium salt;1-Naphthalenesulfonic acid,4,4′-[(2,4-dihydroxy-1,3-phenylene)bis(azo)]bis-,disodium salt;C.I. 20195;Acid Brown M;Aciderm Brown GRF;Acid Leather Brown CM;Amacid Resorcine Brown 2R;Atul Resorcine Brown RD;Brasilan Brown RN;Brown 5EMBL;Calcocid Brown RD Extra;Coriamine Brown 3R;Crispin Brown W;Curol Brown R;Dermina Brown G;Fenazo Brown N;Hexaderm Brown DA;Hidacid Resorcin Brown R;Hispacid Brown RRN;Mitsui Acid Brown R;Mitsui Acid Brown 3R;Naphthalene Leather Brown AD;Nitto Acid Brown RX;Resorcin Brown RN;Resorcine Brown R;Resorcine Brown 3R Extra;Resorcine Brown RN;Resorcine brown sodium;Shikiso Acid Brown RX;Solar Brown RX;Resorcin Brown R;C.I. Acid Brown 14;Best Acid Brown R;Leather Brown RRN;Indacid Resorcine Brown RD;Fabracid Resorcine Brown S-R;Acid Brown RD;Acid Resorcine Brown RD;Formo Brown BRF;Acid Brown GR;Takaoka Acid Brown RX;Dermacid Brown LRN;Kemacid Resorcinol Brown RD;Coriamin Brown E 2R;Concorde Acid Brown L-R;Acid TSA Brown 14;Atul Acid Brown NR;Multicuer Brown MNA;Sandolan Brown E-R;Colocid Brown RD;Lecotan Brown GRH;Acid Brown R;Eniavel Brown RN;Albion Leather Brown RD;Pacid Brown RD;Dinacid Resourcine Brown RD;Anadurm Brown A-D;Concorde Leather Brown LRN;Acid Brown RD Resorcine;Acid Brown 14
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CAS No:
1-Naphthalenesulfonic acid, 4,4′-[(2,4-dihydroxy-1,3-phenylene)bis(2,1-diazenediyl)]bis-, sodium salt (1:2) Basic Attributes
622.54
622.02000
227-447-6
DTXSID2041707
3204120000
Safety Information
Xi
|Warning|H317 (90.91%): May cause an allergic skin reaction [Warning Sensitization, Skin]|P261, P272, P280, P302+P352, P321, P333+P313, P363, and P501|Aggregated GHS information provided by 54 companies from 5 notifications to the ECHA C&L Inventory.
1-Naphthalenesulfonic acid, 4,4′-[(2,4-dihydroxy-1,3-phenylene)bis(2,1-diazenediyl)]bis-, sodium salt (1:2) Use and Manufacturing
Using 1-aminonaphthalene-4-sulfonic acid and resorcinol as raw materials, firstly diazotize 1-aminonaphthalene-4-sulfonic acid and then couple with resorcinol to obtain the product. The finished product is obtained by salting out, filtering, drying and crushing.
Weak acid brown R is mainly used for dyeing wool fabrics and nylon fabrics.
1-Naphthalenesulfonic acid, 4,4'-[(2,4-dihydroxy-1,3-phenylene)bis(2,1-diazenediyl)]bis-, sodium salt (1:2): ACTIVE
EPA Safer Chemical Functional Use Classes -> Colorants|Safer Chemical Classes -> Yellow triangle - The chemical has met Safer Choice Criteria for its functional ingredient-class, but has some hazard profile issues
Computed Properties
Molecular Weight:622.5
Hydrogen Bond Donor Count:2
Hydrogen Bond Acceptor Count:12
Rotatable Bond Count:4
Exact Mass:622.02049439
Monoisotopic Mass:622.02049439
Topological Polar Surface Area:214
Heavy Atom Count:42
Complexity:1290
Undefined Bond Stereocenter Count:2
Covalently-Bonded Unit Count:3
Compound Is Canonicalized:Yes
Latest News on 1-Naphthalenesulfonic acid, 4,4′-[(2,4-dihydroxy-1,3-phenylene)bis(2,1-diazenediyl)]bis-, sodium salt (1:2)
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1-Naphthalenesulfonic acid, 4,4′-[(2,4-dihydroxy-1,3-phenylene)bis(2,1-diazenediyl)]bis-, sodium salt (1:2)
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