# Species Formula 1970 Trimethylphosphine-N-ethylimineC5H14NP 1971 Hexamethylphosphorous triamideC6H18N3P 1972 Tris(diethylamino)phosphineC12H30N3P 1973 Li(I)N3P (GEDDOI) (Geo)H33LiC21N3P 1974 Phosphorus oxideOP 1975 Phosphorus oxide (Geo)OP 1976 HPOHOP 1977 Trimethylphosphine oxideC3H9OP 1978 Triphenyl phosphine oxide (Geo)C18H15OP 1979 Triphenyl phosphine oxideC18H15OP 1980 Phosphorus dioxide O2P 1981 HPO3HO3P 1982 Methylphosphonic acidCH5O3P 1983 Ethylphosphonic acidC2H7O3P 1984 Trimethyl phosphiteC3H9O3P 1985 Triethyl phosphiteC6H15O3P 1986 Di-isopropyl ethylphosphonateC8H19O3P 1987 Tri-isopropyl phosphiteC9H21O3P 1988 Methyl phosphate anionCH4O4P 1989 Methyl phosphateCH5O4P 1990 Ethylene phosphate anion (Geo)C2H4O4P
PM7 Phosphorus dioxide H=-71.0 HR=WHSMC03 P 0.00000000 +0 0.0000000 +0 0.0000000 +0 0 0 0 O 1.45587963 +1 0.0000000 +0 0.0000000 +0 1 0 0 O 1.45591197 +1 140.5568534 +1 0.0000000 +0 1 2 0