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(Isocyanatomethyl)trimethylsilane

Also known as: isocyanatomethyl(trimethyl)silane, (trimethylsilyl)methyl isocyanate, Trimethylsilylmethyl isocyanate, Trimethylsilylmethylisocyanate, Silane, (isocyanatomethyl)trimethyl-, Trimethyl-isocyanatomethyl-silan

(Isocyanatomethyl)trimethylsilane (CAS 14283-35-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C5H11NOSi and a molecular weight of 129.23200 g/mol. Key properties include a boiling point of 136ºC at 760 mmHg, a density of 0.85g/cm3 and a flash point of 36ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
14283-35-3
Jingsj CID
J-1505511-5
Molecular Formula
C5H11NOSi
Molecular Weight
129.23200 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point136ºC at 760 mmHg
Density0.85g/cm3
Flash Point36ºC
Exact Mass129.06100
PSA29.43000
LogP1.61790
Vapor Pressure7.54mmHg at 25°C
Refractive Index1.417

Customs & Trade Information

HS Code2931900090
Summary2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of (Isocyanatomethyl)trimethylsilane?

The CAS number of (Isocyanatomethyl)trimethylsilane is 14283-35-3.

What are the molecular formula and molecular weight of (Isocyanatomethyl)trimethylsilane?

(Isocyanatomethyl)trimethylsilane has molecular formula C5H11NOSi and molecular weight 129.23200 g/mol.

What are the upstream and downstream products of (Isocyanatomethyl)trimethylsilane?

For (Isocyanatomethyl)trimethylsilane, Upstream Products: Potassium cyanate, (Chloromethyl)trimethylsilane, Carbon dioxide; Downstream Products: 1-(Trimethylsilylmethyl)urea.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "(Isocyanatomethyl)trimethylsilane (CAS 14283-35-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1505511-5 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.