4-Phenoxyphenyl isothiocyanate

Also known as: 1-isothiocyanato-4-phenoxybenzene, 4-isothiocyanatodiphenyl ether, 4-Isothiocyanato-diphenyl ether, 4-Isothiocyanato-diphenyloxyd, 4-phenoxyphenyl isothiocyate, 4-phenoxy-phenyl isothiocyanate, 4-phenoxybenzenisothiocyanate, Benzene, 1-isothiocyanato-4-phenoxy-, MFCD00060376

4-Phenoxyphenyl isothiocyanate (CAS 3529-87-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C13H9NOS and a molecular weight of 227.28200 g/mol. Key properties include a melting point of 42ºC, a boiling point of 351.4ºC at 760mmHg, a density of 1.11g/cm3 and a flash point of 166.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 3529-87-1
Jingsj CID: J-1150514-9
Molecular Formula: C₁₃H₉NOS
Molecular Weight: 227.28200 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	42ºC
Boiling Point	351.4ºC at 760mmHg
Density	1.11g/cm3
Flash Point	166.3ºC
Exact Mass	227.04000
PSA	53.68000
LogP	4.21320
Refractive Index	1.59
Storage Conditions	Keep Cold

Customs & Trade Information

HS Code	2930909090
Summary	2930909090. 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-Phenoxyphenyl isothiocyanate?

The CAS number of 4-Phenoxyphenyl isothiocyanate is 3529-87-1.

What are the molecular formula and molecular weight of 4-Phenoxyphenyl isothiocyanate?

4-Phenoxyphenyl isothiocyanate has molecular formula C13H9NOS and molecular weight 227.28200 g/mol.

What are the upstream and downstream products of 4-Phenoxyphenyl isothiocyanate?

For 4-Phenoxyphenyl isothiocyanate, Upstream Products: Thiophosgene, 4-Phenoxyaniline, 1,1'-Thiocarbonyldiimidazole; Downstream Products: N-(4-Phenoxyphenyl)thiourea.

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

Last updated: 8/21/2026

How to cite: Jingsj. "4-Phenoxyphenyl isothiocyanate (CAS 3529-87-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1150514-9 (accessed 2026-11-09).

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