4-chloro-2-methylphenyl isothiocyanate

4-氯-2-甲基苯基异硫氰酸酯

Also known as: 4-chloro-1-isothiocyanato-2-methylbenzene, 4-chloro-2-methylisothiocyanatobenzene, 4-chloro-o-tolyl isothiocyanate, 2-methyl-4-chlorophenyl isothiocyanate, benzene, 4-chloro-1-isothiocyanato-2-methyl-

4-chloro-2-methylphenyl isothiocyanate (CAS 23165-53-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H6ClNS and a molecular weight of 183.65800 g/mol. It is also known as 4-chloro-1-isothiocyanato-2-methylbenzene, 4-chloro-2-methylisothiocyanatobenzene and 4-chloro-o-tolyl isothiocyanate. Key properties include a melting point of 33-35°C, a boiling point of 88-90°C 0,4mm, a density of 1.18g/cm3 and a flash point of 88-90°C/0.4mm. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
23165-53-9
Jingsj CID
J-44714-0
Molecular Formula
C8H6ClNS
Chinese Name
4-氯-2-甲基苯基异硫氰酸酯
Molecular Weight
183.65800 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point33-35°C
Boiling Point88-90°C 0,4mm
Density1.18g/cm3
Flash Point88-90°C/0.4mm
Exact Mass182.99100
PSA44.45000
LogP3.38270
Vapor Pressure0.00855mmHg at 25°C
Refractive Index1.583

Customs & Trade Information

HS Code2930909090
Summary2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 4-chloro-2-methylphenyl isothiocyanate?

The CAS number of 4-chloro-2-methylphenyl isothiocyanate is 23165-53-9.

What are the molecular formula and molecular weight of 4-chloro-2-methylphenyl isothiocyanate?

4-chloro-2-methylphenyl isothiocyanate has molecular formula C8H6ClNS and molecular weight 183.65800 g/mol.

What are the upstream and downstream products of 4-chloro-2-methylphenyl isothiocyanate?

For 4-chloro-2-methylphenyl isothiocyanate, Upstream Products: Thiophosgene, 4-Chloro-o-toluidine hydrochloride, 4-Chloro-2-methylaniline; Downstream Products: 1-(4-Chloro-2-methylphenyl)-2-thiourea.

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

Last updated:

How to cite: Jingsj. "4-chloro-2-methylphenyl isothiocyanate (CAS 23165-53-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-44714-0 (accessed 2026-10-28).

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