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4-chloro-2-formylbenzoic acid

Also known as: 2-formyl-4-chlorobenzoic acid, Benzoic acid, 4-chloro-2-formyl-, 4-chloro-2-formyl-benzoic acid, Benzoic acid,4-chloro-2-formyl-, ALPL097, 4-chloro-2-formyl-benzoic acid - [C86787]

4-chloro-2-formylbenzoic acid (CAS 4657-56-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H5ClO3 and a molecular weight of 184.57600 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4657-56-1
Jingsj CID
J-1522887-2
Molecular Formula
C8H5ClO3
Molecular Weight
184.57600 g/mol
Category
Organic Acids
Last updated
8/21/2026
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Physicochemical Properties

Exact Mass183.99300
PSA54.37000
LogP1.85070

Customs & Trade Information

HS Code2918300090
Summary2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 4-chloro-2-formylbenzoic acid?

The CAS number of 4-chloro-2-formylbenzoic acid is 4657-56-1.

What are the molecular formula and molecular weight of 4-chloro-2-formylbenzoic acid?

4-chloro-2-formylbenzoic acid has molecular formula C8H5ClO3 and molecular weight 184.57600 g/mol.

What are the upstream and downstream products of 4-chloro-2-formylbenzoic acid?

For 4-chloro-2-formylbenzoic acid, Upstream Products: 6-Chloroisobenzofuran-1(3H)-one, 5-Chloro-1(3H)-isobenzofuranone, 5-Aminophthalide; Downstream Products: 1,6-Dichlorophthalazine.

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

Last updated:

How to cite: Jingsj. "4-chloro-2-formylbenzoic acid (CAS 4657-56-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1522887-2 (accessed 2026-11-09).

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