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92-27-3

Basic Information
CAS No.: 92-27-3
Name: 6,7-Dihydroxynaphthalene-2-sulfonic acid
Molecular Structure:
Molecular Structure of 92-27-3 (6,7-Dihydroxynaphthalene-2-sulfonic acid)
Formula: C10H8O5S
Molecular Weight: 240.237
Synonyms: 2,3-Dihydroxy-6-naphthalenesulfonicacid;6,7-Dihydroxy-2-naphthalenesulfonic acid;Coupler 2,3;
EINECS: 202-142-0
Density: 1.677 g/cm3
PSA: 103.21000
LogP: 2.57850
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Specification

The IUPAC name of this product is 6,7-dihydroxynaphthalene-2-sulfonic acid . With the CAS registry number 92-27-3, it is also named as 2-Naphthalenesulfonic acid, 6,7-dihydroxy- ; 6,7-Dihydroxy-2-naphthalenesulfonic acid ; 6,7-DiOH-2-naphthalenesulfonic acid . 6,7-Dihydroxynaphthalene-2-sulfonic acid can be used as intermediates of dyes and pigments. We can use this product to prepare the dyes and pigments.

The other characteristics of this product can be summarized as: (1)ACD/BCF (pH 5.5): 1 ; (2)ACD/BCF (pH 7.4): 1 ; (3)ACD/KOC (pH 5.5): 1 ; (4)ACD/KOC (pH 7.4): 1 ; (5)#H bond acceptors: 5 ; (6)#H bond donors: 3 ; (7)#Freely Rotating Bonds: 3 ; (8)Index of Refraction: 1.739 ; (9)Molar Refractivity: 57.71 cm3 ; (10)Molar Volume: 143.1 cm3 ; (11)Polarizability: 22.88×10-24 cm3 ; (12)Surface Tension: 85.6 dyne/cm.

People can use the following data to convert to the molecule structure. SMILES: O=S(=O)(O)c1cc2c(cc1)cc(O)c(O)c2; InChI: InChI=1/C10H8O5S/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). 6,7-Dihydroxynaphthalene-2-sulfonic acid has many suppliers, such as Sun-E Digital Advanced Co., Ltd..