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83949-45-5

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Basic Information
CAS No.: 83949-45-5
Name: 2-Naphthol-3,7-naphthalenedisulfonic acid disodium salt
Molecular Structure:
Molecular Structure of 83949-45-5 (2-Naphthol-3,7-naphthalenedisulfonic acid disodium salt)
Formula: C10H8 O7 S2 . 2 Na
Molecular Weight: 348.26
Synonyms: 2,6-Naphthalenedisulfonicacid, 3-hydroxy-, disodium salt (9CI)
EINECS: 281-406-7
Appearance: Yellowish powder
PSA: 151.39000
LogP: 2.51520
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Chemistry

Empirical Formula of Disodium 2-naphthol-3,7-disulfonate (CAS NO.83949-45-5): C10H6Na2O7S2 
Molecular Weight: 348.26 
Nominal Mass: 348 Da 
Average Mass: 348.26 Da 
Monoisotopic Mass: 347.935033 Da 
EINECS: 281-406-7
Structure of Disodium 2-naphthol-3,7-disulfonate (CAS NO.83949-45-5):
                       
IUPAC Name: Disodium 3-hydroxynaphthalene-2,6-disulfonate
Canonical SMILES: C1=CC(=CC2=CC(=C(C=C21)S(=O)(=O)[O-])O)S(=O)(=O)[O-].[Na+].[Na+]
InChI: InChI=1S/C10H8O7S2.2Na/c11-9-4-7-3-8(18(12,13)14)2-1-6(7)5-10(9)19(15,16)17;;/h1-5,11H,(H,12,13,14)(H,15,16,17);;/q;2*+1/p-2
InChIKey: AHIGTETYWQNRQW-UHFFFAOYSA-L

Specification

 Disodium 2-naphthol-3,7-disulfonate (CAS NO.83949-45-5) also can be called 2-Naphthol-3,7-naphthalenedisulfonic acid disodium salt .