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Ethyl 3-cyano-2-mercapto-6-methylisonicotinate

Also known as: ethyl 3-cyano-6-methyl-2-thioxo-1,2-dihydropyridine-4-carboxylate, 3-cyano-4-(ethoxycarbonyl)-6-methylpyridine-2-thiol, 3-cyano-2-mercapto-6-methyl-isonicotinic acid ethyl ester, ethyl 3-cyano-2-mercapto-6-methylpyridine-4-carboxylate, Ethyl3-cyano-6-methyl-2-sulphanylisonicotinate

Ethyl 3-cyano-2-mercapto-6-methylisonicotinate (CAS 56891-69-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H10N2O2S and a molecular weight of 222.26400 g/mol. Key properties include a melting point of 214ºC, a boiling point of 302.8ºC at 760mmHg, a density of 1.29g/cm3 and a flash point of 136.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
56891-69-1
Jingsj CID
J-1487797-5
Molecular Formula
C10H10N2O2S
Molecular Weight
222.26400 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point214ºC
Boiling Point302.8ºC at 760mmHg
Density1.29g/cm3
Flash Point136.9ºC
Exact Mass222.04600
PSA101.78000
LogP1.72708

Customs & Trade Information

HS Code2933399090
Summary2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. 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 Ethyl 3-cyano-2-mercapto-6-methylisonicotinate?

The CAS number of Ethyl 3-cyano-2-mercapto-6-methylisonicotinate is 56891-69-1.

What are the molecular formula and molecular weight of Ethyl 3-cyano-2-mercapto-6-methylisonicotinate?

Ethyl 3-cyano-2-mercapto-6-methylisonicotinate has molecular formula C10H10N2O2S and molecular weight 222.26400 g/mol.

What are the upstream and downstream products of Ethyl 3-cyano-2-mercapto-6-methylisonicotinate?

For Ethyl 3-cyano-2-mercapto-6-methylisonicotinate, Upstream Products: 2-Cyanothioacetamide, Ethyl 2,4-dioxovalerate, Ethyl 2-chloro-3-cyano-6-methylisonicotinate.

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

Last updated:

How to cite: Jingsj. "Ethyl 3-cyano-2-mercapto-6-methylisonicotinate (CAS 56891-69-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1487797-5 (accessed 2026-11-09).

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