1-Phenylethyl isothiocyanate

1-苯乙基异硫氰酸酯

Also known as: (1-isothiocyanatoethyl)benzene, Benzene, (1-isothiocyanatoethyl)-, α-Methylbenzyl isothiocyanate, DL-alpha-Methylbenzyl isothiocyanate, (±)-1-Phenylethyl isothiocyanate

1-Phenylethyl isothiocyanate (CAS 4478-92-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H9NS and a molecular weight of 163.24 g/mol. It is also known as (1-isothiocyanatoethyl)benzene, Benzene, (1-isothiocyanatoethyl)- and α-Methylbenzyl isothiocyanate. Key properties include a boiling point of 246.4ºC at 760mmHg, a density of 1.06 and a flash point of 102.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4478-92-6
Jingsj CID
J-17125-6
Molecular Formula
C9H9NS
Chinese Name
1-苯乙基异硫氰酸酯
Molecular Weight
163.24 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point246.4ºC at 760mmHg
Density1.06
Flash Point102.3ºC

Frequently Asked Questions

What is the CAS number of 1-Phenylethyl isothiocyanate?

The CAS number of 1-Phenylethyl isothiocyanate is 4478-92-6.

What are the molecular formula and molecular weight of 1-Phenylethyl isothiocyanate?

1-Phenylethyl isothiocyanate has molecular formula C9H9NS and molecular weight 163.24 g/mol.

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

Last updated:

How to cite: Jingsj. "1-Phenylethyl isothiocyanate (CAS 4478-92-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-17125-6 (accessed 2026-10-25).

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