5-Nitro-1,2-benzisoxazol-3(2H)-one

Also known as: 5-NITROBENZO[D]ISOXAZOL-3-OL, 1,2-BENZISOXAZOL-3(2H)-ONE, 5-NITRO-, 1,2-Benzisoxazol-3(2H)-one, 5-nitro-, 3-hydroxy-5-nitro-1,2-benzisoxazole, 5-Nitro-3-hydroxy-1,2-benzisoxazol, 5-Nitrobenzisoxazol-3(2H)-one, 5-nitro-1,2-benzisoxazol-3-ol, 5-nitrobenzisoxazol-3-ol

5-Nitro-1,2-benzisoxazol-3(2H)-one (CAS 36238-80-9) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C7H4N2O4 and a molecular weight of 180.118 g/mol. Key properties include a boiling point of 411.9±25.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 202.9±23.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 36238-80-9
Jingsj CID: J-1455192-9
Molecular Formula: C₇H₄N₂O₄
Molecular Weight: 180.118 g/mol
Category: Alcohols
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	411.9±25.0 °C at 760 mmHg
Density	1.6±0.1 g/cm3
Flash Point	202.9±23.2 °C
Exact Mass	180.017105
PSA	92.08000
LogP	0.72
Vapor Pressure	0.0±1.0 mmHg at 25°C
Refractive Index	1.710

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 5-Nitro-1,2-benzisoxazol-3(2H)-one?

The CAS number of 5-Nitro-1,2-benzisoxazol-3(2H)-one is 36238-80-9.

What are the molecular formula and molecular weight of 5-Nitro-1,2-benzisoxazol-3(2H)-one?

5-Nitro-1,2-benzisoxazol-3(2H)-one has molecular formula C7H4N2O4 and molecular weight 180.118 g/mol.

What are the upstream and downstream products of 5-Nitro-1,2-benzisoxazol-3(2H)-one?

For 5-Nitro-1,2-benzisoxazol-3(2H)-one, Upstream Products: 1,2-benzisoxazol-3(2H)-one, N,2-Dihydroxy-5-nitrobenzamide; Downstream Products: 5-Aminobenzo[d]isoxazol-3(2H)-one.

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. "5-Nitro-1,2-benzisoxazol-3(2H)-one (CAS 36238-80-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1455192-9 (accessed 2026-11-09).

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