6124. N-Methyltaurine

Nomenclature

CAS number: 107-68-6
2-(Methylamino)ethanesulfonic acid; β-methylaminoethane-α-sulfonic acid.
C3H9NO3S; mol wt 139.17.
C 25.89%, H 6.52%, N 10.06%, O 34.49%, S 23.04%.

Description and references

Prepn: E. Dittrich, J. Prakt. Chem. 18, 63 (1878); J. W. Schick, E. F. Degering, Ind. Eng. Chem. 39, 906 (1947).

Chemical structure

Properties

Prisms, mp 241-242°. Freely sol in water. Insol in alcohol, ether.

Derivative

Sodium salt.

Nomenclature

CAS number: 4316-74-9
N-Methylaminoethane sodium sulfonate; sodium N-methyltaurate.
C3H8NNaO3S; mol wt 161.16.
C 22.36%, H 5.00%, N 8.69%, Na 14.27%, O 29.78%, S 19.90%.

Properties

Prepd as a 35% aq soln. d425 1.21. At its freezing point (28°) the soln becomes a suspension of crystals.

Use

Intermediate in the manuf of surface-active agents.