The Ethanesulfonic acid,2-hydroxy-, sodium salt (1:1) with CAS registry number of 1562-00-1 is also known as Sodium isethionate. The IUPAC name is Sodium 2-hydroxyethanesulfonate. Its EINECS registry number is 216-343-6. In addition, the formula is C₂H₅NaO₄S and the molecular weight is 148.11. This chemical is a white crystalline powder that soluble in water. It should be sealed in cool, dry place away from oxidants. What's more, it is used as surfactant intermediate, cosmetic and pharmaceutical intermediate.

Physical properties about Ethanesulfonic acid,2-hydroxy-, sodium salt (1:1) are: (1)ACD/LogP: -2.52; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): -5.95; (4)ACD/LogD (pH 7.4): -6.02; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 1; (8)ACD/KOC (pH 7.4): 1; (9)#H bond acceptors: 4; (10)#H bond donors: 2; (11)#Freely Rotating Bonds: 3; (12)Polar Surface Area: 71.98Ų.

Preparation of Ethanesulfonic acid,2-hydroxy-, sodium salt (1:1): it is prepared by reaction of 2-hydroxyethanesulfonyl chloride with another product of sodium 2-hydroxyethanesulfinate. The reaction needs reagents Na₂SO₃, NaHCO₃ and solvent H₂O at the temperature of 25 °C. The yield is about 51%.

Uses of Ethanesulfonic acid,2-hydroxy-, sodium salt (1:1): it is used to produce sodium 2-(3,5-dinitrobenzoyloxy)ethanesulfonate by reaction with sodium 2-(3,5-dinitrobenzoyloxy)ethanesulfonate. The reaction occurs with solvent neat and other condition of heating for 5 minutes. The yield is about 97%.

When you are using this chemical, please be cautious about it. As a chemical, it may cause damage to health. However, there is limited evidence of a carcinogenic effect. During using it, wear suitable protective clothing and do not breathe dust. Avoid contact with skin and eyes.

You can still convert the following datas into molecular structure:
1. Canonical SMILES: C(CS(=O)(=O)[O-])O.[Na+]
2. InChI: InChI=1S/C2H6O4S.Na/c3-1-2-7(4,5)6;/h3H,1-2H2,(H,4,5,6);/q;+1/p-1
3. InChIKey: LADXKQRVAFSPTR-UHFFFAOYSA-M