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3-Chloro-1,2-benzisoxazole

Also known as: 1,2-Benzisoxazole, 3-chloro-, 3-Chlorobenzo[d]isoxazole, 3-Chloro-1,2-benzoxazole, 3-Chloro-1,2-benzisooxazole

3-Chloro-1,2-benzisoxazole (CAS 16263-52-8) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C7H4ClNO and a molecular weight of 153.566 g/mol. Key properties include a melting point of 31ºC, a boiling point of 251.2±13.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 105.7±19.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
16263-52-8
Jingsj CID
J-1430927-4
Molecular Formula
C7H4ClNO
Molecular Weight
153.566 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point31ºC
Boiling Point251.2±13.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point105.7±19.8 °C
Exact Mass152.998138
PSA26.03000
LogP2.22
Vapor Pressure0.0±0.5 mmHg at 25°C
Refractive Index1.624
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 3-Chloro-1,2-benzisoxazole?

The CAS number of 3-Chloro-1,2-benzisoxazole is 16263-52-8.

What are the molecular formula and molecular weight of 3-Chloro-1,2-benzisoxazole?

3-Chloro-1,2-benzisoxazole has molecular formula C7H4ClNO and molecular weight 153.566 g/mol.

What are the upstream and downstream products of 3-Chloro-1,2-benzisoxazole?

For 3-Chloro-1,2-benzisoxazole, Upstream Products: 1,2-benzisoxazol-3(2H)-one, Salicylhydroxamic acid; Downstream Products: 3-(Piperazin-1-yl)-1,2-benzisoxazole.

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

Last updated:

How to cite: Jingsj. "3-Chloro-1,2-benzisoxazole (CAS 16263-52-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1430927-4 (accessed 2026-11-09).

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