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5-methyl-4-isoxazolecarbonyl chloride

Also known as: 4-Isoxazolecarbonyl chloride, 5-methyl-, 4-Isoxazolecarbonyl chloride, 5-methyl- (9CI), 5-Methyl-1,2-oxazole-4-carbonyl chloride, 5-Methyl-4-isoxazolecarboxylic acid chloride, 5-Methylisoxazole-4-carbonyl chloride, 5-Methyl-isoxazol-4-carbonylchlorid, 5-methylisoxazol-4-yl carbonyl chloride, 5-methylisoxazole-4-carboxylic acid chloride, 4-(Chlorocarbonyl)-5-methyl-1,2-oxazole, MFCD03411599, TIMTEC-BB SBB010307

5-methyl-4-isoxazolecarbonyl chloride (CAS 67305-24-2) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C5H4ClNO2 and a molecular weight of 145.54400 g/mol. Key property: a boiling point of 78ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
67305-24-2
Jingsj CID
J-1429061-0
Molecular Formula
C5H4ClNO2
Molecular Weight
145.54400 g/mol
Category
Organohalogen Compounds
Last updated
8/21/2026
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Physicochemical Properties

Boiling Point78ºC
Exact Mass144.99300
PSA43.10000
LogP1.36200
Storage Conditions2-8°C

Customs & Trade Information

HS Code2934999090
Summary2934999090. 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-methyl-4-isoxazolecarbonyl chloride?

The CAS number of 5-methyl-4-isoxazolecarbonyl chloride is 67305-24-2.

What are the molecular formula and molecular weight of 5-methyl-4-isoxazolecarbonyl chloride?

5-methyl-4-isoxazolecarbonyl chloride has molecular formula C5H4ClNO2 and molecular weight 145.54400 g/mol.

What are the upstream and downstream products of 5-methyl-4-isoxazolecarbonyl chloride?

For 5-methyl-4-isoxazolecarbonyl chloride, Upstream Products: 5-Methylisoxazole-4-carboxylic acid, 4-(Trifluoromethyl)aniline, Ethyl 5-methylisoxazole-4-carboxylate; Downstream Products: Leflunomide, Nerbacadol.

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

Last updated:

How to cite: Jingsj. "5-methyl-4-isoxazolecarbonyl chloride (CAS 67305-24-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1429061-0 (accessed 2026-11-09).

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