4-Methyl-5-phenyl-2,4-dihydro-3H-1,2,4-triazole-3-thione

Also known as: 4-Methyl-5-phenyl-4H-1,2,4-triazole-3-thiol, 3H-1,2,4-Triazole-3-thione, 2,4-dihydro-4-methyl-5-phenyl-, 4-Methyl-5-phenyl-2,4-dihydro-[1,2,4]triazole-3-thione, 4-Methyl-5-phenyl-4H-[1,2,4]-triazole-3-thio, 5-Phenyl-4-methyl-1,2,4-triazoline-3-thione, 5-Phenyl-4-methyl-3H-1,2,4-triazole-3-thione, 4-Methyl-3-phenyl-1H-1,2,4-triazole-5-thione, 2,4-Dihydro-4-methyl-5-phenyl-3H-1,2,4-triazole-3-thione, ENT 25,558-X, Geigy G-32465, g-32465

4-Methyl-5-phenyl-2,4-dihydro-3H-1,2,4-triazole-3-thione (CAS 38942-51-7) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C9H9N3S and a molecular weight of 191.25300 g/mol. Key properties include a boiling point of 270.1ºC at 760mmHg, a density of 1.28g/cm3 and a flash point of 117.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 38942-51-7
Jingsj CID: J-36642-7
Molecular Formula: C₉H₉N₃S
Molecular Weight: 191.25300 g/mol
Category: Ketones
Last updated: 8/21/2026

Request MSDS / TDS

No offers for this compound yet.

Request a quote

Physicochemical Properties

Boiling Point	270.1ºC at 760mmHg
Density	1.28g/cm3
Flash Point	117.1ºC
Exact Mass	191.05200
PSA	65.70000
LogP	2.14470
Refractive Index	1.68

Customs & Trade Information

HS Code	2933990090
Summary	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. 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 4-Methyl-5-phenyl-2,4-dihydro-3H-1,2,4-triazole-3-thione?

The CAS number of 4-Methyl-5-phenyl-2,4-dihydro-3H-1,2,4-triazole-3-thione is 38942-51-7.

What are the molecular formula and molecular weight of 4-Methyl-5-phenyl-2,4-dihydro-3H-1,2,4-triazole-3-thione?

4-Methyl-5-phenyl-2,4-dihydro-3H-1,2,4-triazole-3-thione has molecular formula C9H9N3S and molecular weight 191.25300 g/mol.

What are the upstream and downstream products of 4-Methyl-5-phenyl-2,4-dihydro-3H-1,2,4-triazole-3-thione?

For 4-Methyl-5-phenyl-2,4-dihydro-3H-1,2,4-triazole-3-thione, Upstream Products: Sodium bicarbonate, Benzohydrazide, Benzoyl chloride; Downstream Products: 4-Methyl-3-(methylthio)-5-phenyl-4H-1,2,4-triazole, 4-Methyl-3-(methylsulfonyl)-5-phenyl-4H-1,2,4-triazole.

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-Methyl-5-phenyl-2,4-dihydro-3H-1,2,4-triazole-3-thione (CAS 38942-51-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-36642-7 (accessed 2026-11-09).

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