Trimethyl phosphite(121-45-9) MS
Product NameTrimethyl phosphite
CAS121-45-9
Molecular FormulaC3H9O3P
Molecular Weight124.08
InChIInChI=1S/C3H9O3P/c1-4-7(5-2)6-3/h1-3H3
InChIKey CYTQBVOFDCPGCX-UHFFFAOYSA-N
SmilesP(OC)(OC)OC
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MassMS-NW-0817 trimethyl phosphite C3H9O3P (Mass of molecular ion: 124)
Source Temperature: 220 °C Sample Temperature: 150 °C Reservoir, 75 eV
15.0 8.7 28.0 1.6 29.0 4.6 31.0 3.9 45.0 7.1 47.0 23.4 48.0 2.4 49.0 1.6 62.0 6.2 63.0 46.6 77.0 3.1 79.0 21.1 80.0 4.2 93.0 100.0 94.0 28.0 95.0 2.2 109.0 57.3 110.0 4.4 124.0 39.4 125.0 1.4
parameter in CDCl3
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1H NMR 300 MHz C3 H9 O3 P 0.02 ml : 0.5 ml CDCl3 trimethyl phosphite 
Parameter ppm Hz
D(A) 3.525 J(A,P-31) 10.6
Hz ppm Int.1062.80 3.543 1000 1052.20 3.507 1000
in CDCl3
CCl4 solution
liquid film
4880 A,200 M,liquid
