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Methyl 2-isothiocyanatothiophene-3-carboxylate

Also known as: 3-Thiophenecarboxylic acid, 2-isothiocyanato-, methyl ester, METHYL 2-ISOTHIOCYANATO-3-THIOPHENECARBOXYLATE, Methyl-2-isothiocyanatothiophene-3-carboxylate, methyl 2-isothiocyanato-3-thiophenecarboxylate, methyl 2-isothiocyanatothiophene-3-carboxylate, 3-Thiophenecarboxylicacid,2-isothiocyanato-,methylester(9CI)

Methyl 2-isothiocyanatothiophene-3-carboxylate (CAS 126637-07-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H5NO2S2 and a molecular weight of 199.25000 g/mol. Key properties include a melting point of 59-61ºC, a boiling point of 332.5ºC at 760mmHg, a density of 1.35g/cm3 and a flash point of 154.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
126637-07-8
Jingsj CID
J-1439346-5
Molecular Formula
C7H5NO2S2
Molecular Weight
199.25000 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point59-61ºC
Boiling Point332.5ºC at 760mmHg
Density1.35g/cm3
Flash Point154.9ºC
Exact Mass198.97600
PSA98.99000
LogP2.26900
Vapor Pressure0.000146mmHg at 25°C
Refractive Index1.63

Customs & Trade Information

HS Code2934999090
Summary2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of Methyl 2-isothiocyanatothiophene-3-carboxylate?

The CAS number of Methyl 2-isothiocyanatothiophene-3-carboxylate is 126637-07-8.

What are the molecular formula and molecular weight of Methyl 2-isothiocyanatothiophene-3-carboxylate?

Methyl 2-isothiocyanatothiophene-3-carboxylate has molecular formula C7H5NO2S2 and molecular weight 199.25000 g/mol.

What are the upstream and downstream products of Methyl 2-isothiocyanatothiophene-3-carboxylate?

For Methyl 2-isothiocyanatothiophene-3-carboxylate, Upstream Products: Methyl 2-aminothiophene-3-carboxylate, Sodium bicarbonate, Thiophosgene.

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

Last updated:

How to cite: Jingsj. "Methyl 2-isothiocyanatothiophene-3-carboxylate (CAS 126637-07-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1439346-5 (accessed 2026-11-09).

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