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2-Cyanoethylmethyldichlorosilane

Also known as: 2-Cyanoethylmethyldichlorosilane, 2-Cyanoethyl methyl dichlorosilane, 3-(Methyldichlorosilyl)propiononitrile, 3-[dichloro(methyl)silyl]propanenitrile, 3-(dichloromethylsilyl)propanenitrile, Methyl(2-cyanoethyl)dichlorosilane, dichloro(2-cyanoethyl)methylsilane, Propanenitrile, 3-(dichloromethylsilyl)-

2-Cyanoethylmethyldichlorosilane (CAS 1071-21-2) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C4H7Cl2NSi and a molecular weight of 168.097 g/mol. Key properties include a melting point of <0ºC, a boiling point of 204.9±23.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 77.7±22.6 °C. No supplier offers are currently listed; request a quote. Record last updated Nov 3, 2026.

CAS No.
1071-21-2
Jingsj CID
J-41002-6
Molecular Formula
C4H7Cl2NSi
Molecular Weight
168.097 g/mol
Category
Aliphatic Hydrocarbons
Last updated
11/3/2026

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Physicochemical Properties

Melting Point<0ºC
Boiling Point204.9±23.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point77.7±22.6 °C
Exact Mass166.972488
PSA23.79000
LogP2.83
Vapor Pressure0.3±0.4 mmHg at 25°C
Refractive Index1.444

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 2-Cyanoethylmethyldichlorosilane?

The CAS number of 2-Cyanoethylmethyldichlorosilane is 1071-21-2.

What are the molecular formula and molecular weight of 2-Cyanoethylmethyldichlorosilane?

2-Cyanoethylmethyldichlorosilane has molecular formula C4H7Cl2NSi and molecular weight 168.097 g/mol.

What are the upstream and downstream products of 2-Cyanoethylmethyldichlorosilane?

For 2-Cyanoethylmethyldichlorosilane, Upstream Products: Methylmagnesium iodide, 2-Cyanoethyltrichlorosilane, Dichloromethylsilane; Downstream Products: Chlorotributyltin.

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

Last updated:

How to cite: Jingsj. "2-Cyanoethylmethyldichlorosilane (CAS 1071-21-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-41002-6 (accessed 2026-11-09).

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