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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Reference substances

Reference substances

IUPAC name:
trimethyl phosphite

Inventory

EC number:
204-471-5
EC name:
Trimethyl phosphite
CAS number:
121-45-9
CAS number:
121-45-9
Synonyms
Names:
Phosphorous acid, trimethyl ester
TMP
Identifier:
IUPAC name
trimethyl phosphite
Identifier:
IUPAC name
Phosphorous acid, trimethyl ester
Identifier:
other: InChl
1/C3H9O3P/c1-4-7(5-2)6-3/h1-3H
Identifier:
other: InChl
1S/C3H9O3P/c1-4-7(5-2)6-3/h1-3H3
trimethyl phosphite

Molecular and structural information

Molecular formula:
C3H9O3P
Molecular weight:
124.076
SMILES notation:
COP(OC)OC
InChl:
InChI=1/C3H9O3P/c1-4-7(5-2)6-3/h1-3H3
Structural formula:
Chemical structure

Related substances

Identifier:
CAS number
Identity:
121-45-9