5-(2-ethoxyphenyl)-1,3,4-oxadiazole-2-thiol

Also known as: 1,3,4-Oxadiazole-2(3H)-thione, 5-(2-ethoxyphenyl)-, 5-(2-ethoxyphenyl)-2,3-dihydro-1,3,4-oxadiazole-2-thione, 5-(2-ethoxyphenyl)-3H-1,3,4-oxadiazole-2-thione, 2-Mercapto-5-(2-ethoxyphenyl)-1,3,4-oxadiazole, 2-(o-ethoxyphenyl)-5-mercapto-1,3,4-oxadiazole

5-(2-ethoxyphenyl)-1,3,4-oxadiazole-2-thiol (CAS 19982-38-8) is a compound in the Alcohols 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 boiling point of 314.4ºC at 760mmHg, a density of 1.33g/cm3 and a flash point of 143.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 19982-38-8
Jingsj CID: J-1057070-4
Molecular Formula: C₁₀H₁₀N₂O₂S
Molecular Weight: 222.26400 g/mol
Category: Alcohols
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	314.4ºC at 760mmHg
Density	1.33g/cm3
Flash Point	143.9ºC
Exact Mass	222.04600
PSA	86.95000
LogP	2.42400
Vapor Pressure	0.000467mmHg at 25°C
Refractive Index	1.632

Customs & Trade Information

HS Code	2934999090
Summary	2934999090. 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 5-(2-ethoxyphenyl)-1,3,4-oxadiazole-2-thiol?

The CAS number of 5-(2-ethoxyphenyl)-1,3,4-oxadiazole-2-thiol is 19982-38-8.

What are the molecular formula and molecular weight of 5-(2-ethoxyphenyl)-1,3,4-oxadiazole-2-thiol?

5-(2-ethoxyphenyl)-1,3,4-oxadiazole-2-thiol has molecular formula C10H10N2O2S and molecular weight 222.26400 g/mol.

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. "5-(2-ethoxyphenyl)-1,3,4-oxadiazole-2-thiol (CAS 19982-38-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1057070-4 (accessed 2026-11-09).

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