[4-(4-Methoxyphenyl)-1,3-thiazol-2-yl]hydrazine

Also known as: 4-(4-Methoxyphenyl)-2(3H)-thiazolone hydrazone, 2-Hydrazinyl-4-(4-methoxyphenyl)thiazole, 2-hydrazino-4-(4-methoxyphenyl)-1,3-thiazole, 4-p-Methoxyphenyl-thiazolyl-2-hydrazin, Thiazole, 2-hydrazinyl-4-(4-methoxyphenyl)-

[4-(4-Methoxyphenyl)-1,3-thiazol-2-yl]hydrazine (CAS 4871-25-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H11N3OS and a molecular weight of 221.27900 g/mol. Key properties include a boiling point of 416.2ºC at 760 mmHg and a density of 1.316 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 4871-25-4
Jingsj CID: J-1358935-0
Molecular Formula: C₁₀H₁₁N₃OS
Molecular Weight: 221.27900 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	416.2ºC at 760 mmHg
Density	1.316 g/cm3
Exact Mass	221.06200
PSA	88.41000
LogP	2.87760
Refractive Index	1.666

Customs & Trade Information

HS Code	2934100090
Summary	2934100090 other compounds containing an unfused thiazole ring (whether or not hydrogenated) in the structure VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0%

Frequently Asked Questions

What is the CAS number of [4-(4-Methoxyphenyl)-1,3-thiazol-2-yl]hydrazine?

The CAS number of [4-(4-Methoxyphenyl)-1,3-thiazol-2-yl]hydrazine is 4871-25-4.

What are the molecular formula and molecular weight of [4-(4-Methoxyphenyl)-1,3-thiazol-2-yl]hydrazine?

[4-(4-Methoxyphenyl)-1,3-thiazol-2-yl]hydrazine has molecular formula C10H11N3OS and molecular weight 221.27900 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. "[4-(4-Methoxyphenyl)-1,3-thiazol-2-yl]hydrazine (CAS 4871-25-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1358935-0 (accessed 2026-11-09).

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