4492. Glycine Sulfate

Nomenclature

CAS number: 513-29-1
Triglycine sulfate.
C6H17N3O10S; mol wt 323.28.
C 22.29%, H 5.30%, N 13.00%, O 49.49%, S 9.92%.
(NH2CH2COOH)3.H2SO4.

Description and references

Prepn: Horsford, Ann. 60, 1 (1846); see also Matthias, Miller, Remeika, Phys. Rev. 104, 849 (1956). Crystal growing during prepn: Konstantinova et al., Kristallografiya 4, 69-73 and 125-129 (1959).

Properties

Orthorhombic crystals. Very freely sol in water. Has ferroelectric properties: Curie point 47°. Spontaneous polarization at room temp: 2.2 × 106 coul/cm2. Coercive field 220 v/cm.

Use

In electronics research.