1-Naphthalenesulfonicacid, sodium salt (1:1) (130-14-3)

The Sodium 1-naphthalenesulfonate, with the CAS registry number 130-14-3 and EINECS registry number 204-976-0, has the systematic name of sodium naphthalene-1-sulfonate. It belongs to the product category of Intermediates of Dyes and Pigments. And the molecular formula of the chemical is C₁₀H₇NaO₃S.

The characteristics of this chemical are as followings: (1)H-Bond Donor 0; (2)H-Bond Acceptor 3; (3)Rotatable Bond Count 1; (4)Exact Mass 230.001359; (5)MonoIsotopic Mass 230.001359; (6)Topological Polar Surface Area 65.6; (7)Heavy Atom Count 15; (8)Formal Charge 0; (9)Complexity 296; (10)Isotope Atom Count 0; (11)Defined Atom StereoCenter Count 0; (12)Undefined Atom StereoCenter Count 0; (13)Defined Bond StereoCenter Count 0; (14)Undefined Bond StereoCenter Count 0; (15)Covalently-Bonded Unit Count 2.

Uses of Sodium 1-naphthalenesulfonate: It can be used to produce naphthalene-1-sulfonyl chloride. This reaction will need reagent POCl₃, menstruum acetonitrile and tetrahydrothiophene 1,1-dioxide. The reaction time is 40 minutes with temperature of 68-72°C, and the yield is about 94%.   

You should be cautious while dealing with this chemical. It irritates to eyes, respiratory system and skin. Therefore, you had better take the following instructions: Wear suitable protective clothing, and if in case of contacting with eyes, rinse immediately with plenty of water and seek medical advice.

Addtionally, the following datas could be converted into the molecular structure:
(1)SMILES: [Na+].[O-]S(=O)(=O)c2cccc1ccccc12
(2)InChI: InChI=1/C10H8O3S.Na/c11-14(12,13)10-7-3-5-8-4-1-2-6-9(8)10;/h1-7H,(H,11,12,13);/q;+1/p-1
(3)InChIKey: HIEHAIZHJZLEPQ-REWHXWOFAJ