3,5-Dimethylisoxazole-4-carboxamide

Also known as: 3,5-Dimethyl-4-isoxazolecarboxamide, 3,5-Dimethylisoxazole-4-carboxamide, 3,5-Dimethyli-4-isoxazolecarboxamide, 3,5-dimethyl-1,2-oxazole-4-carboxamide, 4-Isoxazolecarboxamide, 3,5-dimethyl-, 3,5-Dimethyl-isoxazole-4-carboxylic acid amide, 3.5-Dimethyl-isoxazol-carbonsaeure-(4)-amid, BUTTPARK 145\12-73, diMethyl-1,2-oxazole-4-carboxaMide

3,5-Dimethylisoxazole-4-carboxamide (CAS 74356-30-2) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C6H8N2O2 and a molecular weight of 140.14000 g/mol. Key properties include a melting point of 148ºC, a boiling point of 246.3ºC at 760 mmHg and a density of 1.2 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 74356-30-2
Jingsj CID: J-1524273-6
Molecular Formula: C₆H₈N₂O₂
Molecular Weight: 140.14000 g/mol
Category: Organic Bases
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	148ºC
Boiling Point	246.3ºC at 760 mmHg
Density	1.2 g/cm3
Exact Mass	140.05900
PSA	69.12000
LogP	1.09060
Refractive Index	1.515

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 3,5-Dimethylisoxazole-4-carboxamide?

The CAS number of 3,5-Dimethylisoxazole-4-carboxamide is 74356-30-2.

What are the molecular formula and molecular weight of 3,5-Dimethylisoxazole-4-carboxamide?

3,5-Dimethylisoxazole-4-carboxamide has molecular formula C6H8N2O2 and molecular weight 140.14000 g/mol.

What are the upstream and downstream products of 3,5-Dimethylisoxazole-4-carboxamide?

For 3,5-Dimethylisoxazole-4-carboxamide, Upstream Products: 4-Bromo-3,5-dimethylisoxazole, Trichloroacetyl isocyanate, 3,5-dimethylisoxazole-4-carbonyl chloride; Downstream Products: 3,5-Dimethylisoxazole-4-carbonitrile.

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. "3,5-Dimethylisoxazole-4-carboxamide (CAS 74356-30-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1524273-6 (accessed 2026-11-09).

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