6-Nitro-1,2-benzisoxazole-3-carboxylic acid

Also known as: 1,2-Benzisoxazole-3-carboxylic acid, 6-nitro-, 6-Nitrobenzo[d]isoxazole-3-carboxylic acid, 6-Nitrobenzisoxazole-3-carboxylic acid, 6-nitro-1,2-benzoxazole-3-carboxylic acid, 6-nitro-1,2-benzoxazole-3-carboxylate, 3-carboxy-6-nitro-1,2-benzisoxazole, BEN176

6-Nitro-1,2-benzisoxazole-3-carboxylic acid (CAS 28691-50-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H4N2O5 and a molecular weight of 208.12800 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 28691-50-1
Jingsj CID: J-1014567-2
Molecular Formula: C₈H₄N₂O₅
Molecular Weight: 208.12800 g/mol
Category: Organic Acids
Last updated: 8/21/2026

Request MSDS / TDS

No offers for this compound yet.

Request a quote

Physicochemical Properties

Exact Mass	208.01200
PSA	109.15000
LogP	1.95740

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 6-Nitro-1,2-benzisoxazole-3-carboxylic acid?

The CAS number of 6-Nitro-1,2-benzisoxazole-3-carboxylic acid is 28691-50-1.

What are the molecular formula and molecular weight of 6-Nitro-1,2-benzisoxazole-3-carboxylic acid?

6-Nitro-1,2-benzisoxazole-3-carboxylic acid has molecular formula C8H4N2O5 and molecular weight 208.12800 g/mol.

What are the upstream and downstream products of 6-Nitro-1,2-benzisoxazole-3-carboxylic acid?

For 6-Nitro-1,2-benzisoxazole-3-carboxylic acid, Upstream Products: Methyl 6-nitro-1,2-benzisoxazole-3-carboxylate; Downstream Products: 2-Hydroxy-4-nitrobenzonitrile, Carbon dioxide.

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. "6-Nitro-1,2-benzisoxazole-3-carboxylic acid (CAS 28691-50-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1014567-2 (accessed 2026-11-09).

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