3-Chloro-2-iodobenzoic acid

3-氯-2-碘苯甲酸

Also known as: Benzoic acid, 3-chloro-2-iodo-, 3-chloro-2-iodo-benzoic acid, 2-iodo-3-chlorobenzoic acid, BUTTPARK 100\07-45

3-Chloro-2-iodobenzoic acid (CAS 123278-03-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H4ClIO2 and a molecular weight of 282.46300 g/mol. It is also known as Benzoic acid, 3-chloro-2-iodo-, 3-chloro-2-iodo-benzoic acid and 2-iodo-3-chlorobenzoic acid. Key properties include a boiling point of 360.5ºC at 760 mmHg, a density of 2.077 g/cm3 and a flash point of 171.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
123278-03-5
Jingsj CID
J-1387535-2
Molecular Formula
C7H4ClIO2
Chinese Name
3-氯-2-碘苯甲酸
Molecular Weight
282.46300 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point360.5ºC at 760 mmHg
Density2.077 g/cm3
Flash Point171.8ºC

Frequently Asked Questions

What is the CAS number of 3-Chloro-2-iodobenzoic acid?

The CAS number of 3-Chloro-2-iodobenzoic acid is 123278-03-5.

What are the molecular formula and molecular weight of 3-Chloro-2-iodobenzoic acid?

3-Chloro-2-iodobenzoic acid has molecular formula C7H4ClIO2 and molecular weight 282.46300 g/mol.

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

Last updated:

How to cite: Jingsj. "3-Chloro-2-iodobenzoic acid (CAS 123278-03-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1387535-2 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.