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Description

n-Propyltrimethoxysilane · CAS 1067-25-0 · C6H16O3Si. UNII T72C7N9XO2. Vapor Pressure: 7.8 [mmHg].

Identification

CAS Registry Number	1067-25-0
PubChem CID	61254
Molecular formula	C6H16O3Si
IUPAC name	trimethoxy(propyl)silane
UNII (FDA)	T72C7N9XO2

Computed Descriptors

Molecular Weight	164.27
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	3
Rotatable Bond Count	5
Exact Mass	164.08687090
Monoisotopic Mass	164.08687090
Topological Polar Surface Area	27.7
Heavy Atom Count	10
Formal Charge	0
Complexity	74.8

Physical & Chemical Properties

Vapor Pressure	7.8 [mmHg]

Physical description & handling notes

• Liquid
• Clear colorless liquid; [Sigma-Aldrich MSDS]

GHS Hazard Classification

Reported hazard statements	H226 (99.8%), H315 (77.6%), H319 (14.7%), H332 (11.8%), H336 (11.5%)

Documented Uses

• All Other Basic Inorganic Chemical Manufacturing
• Silane, trimethoxypropyl-: ACTIVE

Synonyms

1067-25-0; TRIMETHOXYPROPYLSILANE; Propyltrimethoxysilane; Silane, trimethoxypropyl-; Dynasylan PTMO; DTXSID6042494; T72C7N9XO2; DYNASYLAN BSM; SILAN 103; DTXCID4022494; JH-N 313; KBM 3033; AY 43-203M; N 313; P 810; Z 6265

Frequently Asked Questions

What are the CAS number and molecular formula of n-Propyltrimethoxysilane?

CAS 1067-25-0; molecular formula C6H16O3Si; molecular weight — g/mol.

What other names is n-Propyltrimethoxysilane known by?

1067-25-0, TRIMETHOXYPROPYLSILANE, Propyltrimethoxysilane, Silane, trimethoxypropyl-, Dynasylan PTMO, DTXSID6042494.

Is n-Propyltrimethoxysilane classified as hazardous?

Hazard statements reported: H226, H315, H319, H332, H336.

What are the key physical properties of n-Propyltrimethoxysilane?

Vapor Pressure: 7.8 [mmHg].

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.