Synonym: P(TMS)3, Tris(trimethylsilyl)phosphane, Phosphine, tris(trimethylsilyl)-
CAS Number 15573-38-3 | MDL Number MFCD00015487 | EC Number 626-081-8

Tris(trimethylsilyl)phosphine Chemical Structure

Product CodeP3383
CAS Number15573-38-3
Assay (purity)98%
Purity methodby GC
Molecular weight250.54
Appearancecolorless liquid
Melting point24C
Boiling point243-244C
NMRconforms to structure
Molecular formulaC9H27PSi3
Linear formula[(CH3)3Si]3P

Ereztech manufactures and sells this product in small and bulk volumes. Glass ampules, bottles or metal ampules or bubblers are available for packaging. For additional analytical information or details about purchasing Tris(trimethylsilyl)phosphine contact us at

Safety information

Signal wordDANGER
Hazard statementsH250, H261, H315, H319, H335
Precautionary statementsP210, P222, P223, P231+P232, P261, P264, P271, P280, P302+P334, P302+P352, P304+P340, P305+P351+P338, P312, P321, P332+P313, P335+P334, P337+P313, P362, P370+P378, P402+P404, P403+P233, P405, P422, P501
Transport descriptionFLAMMABLE LIQUIDS, N.O.S.
Hazardous class4.2
Packing groupI
In TSCA registryNo (sold for research and development usage only)

Certificates of analysis (CoA)

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External identifiers for P(TMS)3

Pubchem CID272683
IUPAC Nametris(trimethylsilyl)phosphane
InchI IdentifierInChI=1S/C9H27PSi3/c1-11(2,3)10(12(4,5)6)13(7,8)9/h1-9H3

Ereztech synthesizes and sells additional P-compounds.

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