4510. Glyoxal-Sodium Bisulfite

Nomenclature

CAS number: 517-21-5
1,2-Dihydroxy-1,2-ethanedisulfonic acid disodium salt; glyoxal compd with sodium bisulfite.
C2H4Na2O8S2; mol wt 266.16.
C 9.03%, H 1.51%, Na 17.28%, O 48.09%, S 24.09%.

Description and references

Prepn: Ronzio, Waugh, Org. Synth. coll. vol. III, 438 (1955).

Chemical structure

Derivative

Monohydrate.

Properties

Hard crystals. Faint SO2 odor. Freely sol in water. Practically insol in alcohol.