Title: a-Hydroxybenzylphosphinic Acid
CAS Registry Number: 52705-43-8
Molecular Formula: C7H9O3P
Molecular Weight: 172.12
Percent Composition: C 48.85%, H 5.27%, O 27.89%, P 18.00%
Literature References: Prepd from benzaldehyde (3 moles) and H3PO2 (1 mole): Ville,
Ann. Chim. (Paris) [6]
23, 305 (1891);
Beilstein 7, 232; Viout,
J. Rech. Cent. Nat. Rech. Sci. no.
28, 15-31 (1954),
C.A. 50, 7078d (1956).
Properties: Leaflets from butanol, mp 110°. Freely sol in water, alcohol; also sol in benzene. Practically insol in anhydr ether.
Melting point: mp 110°
Derivative Type: Sodium salt
Trademarks: Phos; Phoselit (Kytta-Siegfried); Phosilite
Properties: Very freely sol in water. The pH is on the acid side, but aq solns are suitable for injection.
Therap-Cat: Sodium salt as nutrient.
