alpha-Methylbenzyl isocyanate

alpha-甲基异氰酸苄酯

Also known as: (1-Isocyanatoethyl)benzene, Benzene, (1-isocyanatoethyl)-, phenylethyl isocyanate, alpha-methylbenzyl isocyanate

alpha-Methylbenzyl isocyanate (CAS 1837-73-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H9NO and a molecular weight of 147.174 g/mol. It is also known as (1-Isocyanatoethyl)benzene, Benzene, (1-isocyanatoethyl)- and phenylethyl isocyanate. Key properties include a boiling point of 204.1±19.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 65.6±0.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1837-73-6
Jingsj CID
J-1003912-6
Molecular Formula
C9H9NO
Chinese Name
alpha-甲基异氰酸苄酯
Molecular Weight
147.174 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point204.1±19.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point65.6±0.0 °C

Frequently Asked Questions

What is the CAS number of alpha-Methylbenzyl isocyanate?

The CAS number of alpha-Methylbenzyl isocyanate is 1837-73-6.

What are the molecular formula and molecular weight of alpha-Methylbenzyl isocyanate?

alpha-Methylbenzyl isocyanate has molecular formula C9H9NO and molecular weight 147.174 g/mol.

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

Last updated:

How to cite: Jingsj. "alpha-Methylbenzyl isocyanate (CAS 1837-73-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1003912-6 (accessed 2026-10-26).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.