4-Bromoisatoic anhydride

Also known as: 7-bromo-2,4-dihydro-1H-3,1-benzoxazine-2,4-dione, 7-bromo-2H-3,1-benzoxazine-2,4(1H)-dione, 7-bromo-1H-benzo[d][1,3]oxazine-2,4-dione, 4-bromo-isatoic anhydride, Isatoic anhydride, 4-bromo-

4-Bromoisatoic anhydride (CAS 76561-16-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H4BrNO3 and a molecular weight of 242.026 g/mol. Key property: a density of 1.8±0.1 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 76561-16-5
Jingsj CID: J-1502966-0
Molecular Formula: C₈H₄BrNO₃
Molecular Weight: 242.026 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Density	1.8±0.1 g/cm3
Exact Mass	240.937454
PSA	63.07000
LogP	2.11
Refractive Index	1.623

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 4-Bromoisatoic anhydride?

The CAS number of 4-Bromoisatoic anhydride is 76561-16-5.

What are the molecular formula and molecular weight of 4-Bromoisatoic anhydride?

4-Bromoisatoic anhydride has molecular formula C8H4BrNO3 and molecular weight 242.026 g/mol.

What are the upstream and downstream products of 4-Bromoisatoic anhydride?

For 4-Bromoisatoic anhydride, Upstream Products: Bis(trichloromethyl) carbonate, 2-Amino-4-bromobenzoic acid, 6-Bromoisatin; Downstream Products: 2-amino-4-bromo-N-methylbenzamide.

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. "4-Bromoisatoic anhydride (CAS 76561-16-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1502966-0 (accessed 2026-11-09).

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