Diethyl trimethylsilyl phosphite

二乙基三甲基硅基亚磷酸盐

Also known as: Diethoxy(trimethylsiloxy)phosphine, Diethoxy[(trimethylsilyl)oxy]phosphine, Trimethylsilyl diethyl phosphite, Phosphorous acid, diethyl trimethylsilyl ester, Phosphorous acid diethyl trimethylsilyl ester, EINECS 237-268-5

CAS No.
13716-45-5
Jingsj CID
J-1413461-0
Molecular Formula
C7H19O3PSi
Chinese Name
二乙基三甲基硅基亚磷酸盐
Molecular Weight
210.28300 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point178.2ºC at 760mmHg
Density0.921 g/mL at 25 °C(lit.)
Flash Point61.6ºC

GHS Safety & Compliance

FlammableSignal word: Warning

Frequently Asked Questions

What is the CAS number of Diethyl trimethylsilyl phosphite?

13716-45-5

What are the molecular formula and molecular weight of Diethyl trimethylsilyl phosphite?

C7H19O3PSi, molecular weight 210.28300 g/mol

Is Diethyl trimethylsilyl phosphite hazardous?

Warning

Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026