41. Acetaldehyde Sodium Bisulfite

Nomenclature

CAS number: 918-04-7

1-Hydroxyethanesulfonic acid sodium salt (1:1).

C₂H₅NaO₄S; mol wt 148.11.

C 16.22%, H 3.40%, Na 15.52%, O 43.21%, S 21.65%.

CH₃CH(OH)SO₃Na.

Hemihydrate.

Crystals, decomposed by acids. Irritant. Freely sol in water. Insol in alcohol.

Making pure acetaldehyde; in organic synthesis.