2,4-Dimethoxyphenyl isothiocyanate

2,4-二甲氧基苯基异硫氰酸酯

Also known as: 1-isothiocyanato-2,4-dimethoxybenzene, Benzene, 1-isothiocyanato-2,4-dimethoxy-, Isothiocyanic Acid 2,4-Dimethoxyphenyl Ester, 2,4-dimethoxybenzenisothiocyanate, 2,4-Dimethoxy-phenylisothiocyanat, 2,4-Dimethoxyphenyl isothiocyanate, 95+%, 2,4-Dimethoxyphenyl isothiocyanate-97%, AKOS B016340, MFCD00041058

2,4-Dimethoxyphenyl isothiocyanate (CAS 33904-03-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H9NO2S and a molecular weight of 195.23800 g/mol. It is also known as 1-isothiocyanato-2,4-dimethoxybenzene, Benzene, 1-isothiocyanato-2,4-dimethoxy- and Isothiocyanic Acid 2,4-Dimethoxyphenyl Ester. Key properties include a melting point of 52-55 °C(lit.), a boiling point of 167 °C6 mm Hg(lit.) and a flash point of >230 °F. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
33904-03-9
Jingsj CID
J-49596-3
Molecular Formula
C9H9NO2S
Chinese Name
2,4-二甲氧基苯基异硫氰酸酯
Molecular Weight
195.23800 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point52-55 °C(lit.)
Boiling Point167 °C6 mm Hg(lit.)
Flash Point>230 °F

Frequently Asked Questions

What is the CAS number of 2,4-Dimethoxyphenyl isothiocyanate?

The CAS number of 2,4-Dimethoxyphenyl isothiocyanate is 33904-03-9.

What are the molecular formula and molecular weight of 2,4-Dimethoxyphenyl isothiocyanate?

2,4-Dimethoxyphenyl isothiocyanate has molecular formula C9H9NO2S and molecular weight 195.23800 g/mol.

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

Last updated:

How to cite: Jingsj. "2,4-Dimethoxyphenyl isothiocyanate (CAS 33904-03-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-49596-3 (accessed 2026-10-23).

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