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Sodium 2,3-dihydroxynaphthalene-6-sulfonateCAS#135-53-5

Chemical Name：Sodium 2,3-dihydroxynaphthalene-6-sulfonate

CAS No.:135-53-5

Appearance: White to Light yellow to Light orange powder to crystal

Molecular Formula：C10H7NaO5S

Molecular weight:262.21

Sample: Available

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Product Details

Products Description of Sodium 2,3-dihydroxynaphthalene-6-sulfonateCAS#135-53-5

Sodium 2,3-dihydroxynaphthalene-6-sulfonate industrial product purity ≥ 99%, white crystalline powder, odorless. Melting point >300℃, boiling point decomposes. Vapor pressure negligible (25℃), relative density 1.677 (20℃). Solubility in water: slightly soluble, soluble in strong bases, insoluble in ethanol and acids. Stable, incompatible with strong acids and oxidizing agents.

Parameters

storage temp.	Inert atmosphere,Room Temperature
form	powder to crystal
color	White to Light yellow to Light orange
Water Solubility	almost transparency
InChI	InChI=1S/C10H8O5S.Na/c11-9-4-6-1-2-8(16(13,14)15)3-7(6)5-10(9)12;/h1-5,11-12H,(H,13,14,15);/q;+1/p-1
InChIKey	JFXDYPLHFRYDJD-UHFFFAOYSA-M
SMILES	C12=CC(=C(O)C=C1C=CC(S([O-])(=O)=O)=C2)O.[Na+]
CAS DataBase Reference	135-53-5(CAS DataBase Reference)
EPA Substance Registry System	2-Naphthalenesulfonic acid, 6,7-dihydroxy-, monosodium salt (135-53-5)

Safety Information

Hazard Codes	Xi
Risk Statements	36/37/38
Safety Statements	26-36
HS Code	2904100090

Product Application of Sodium 2,3-dihydroxynaphthalene-6-sulfonateCAS#135-53-5

2,3-dihydroxynaphthalene-6-sulfonic acid sodium salt (Sodium 2,3-dihydroxynaphthalene-6-sulfonate) is a useful dispersant comprises the sodium salt (R = Na+). Sodium 2,3-dihydroxynaphthalene-6-sulfonate, used as a coupler in diazo photosensitive paper, is commercially available under the trade name "Dihydroxy R Salt" or "DHR".

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