Dimethyl 4-acetamidophthalate

Also known as: DIMETHYL 4-ACETYLAMINOPHTHALATE, Dimethyl 4-acetylaminophthalate, 1,2-Benzenedicarboxylic acid, 4-(acetylamino)-, 1,2-dimethyl ester, ApreMilast-001, Apremilast Impurity 140

Dimethyl 4-acetamidophthalate (CAS 51832-56-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H13NO5 and a molecular weight of 251.23500 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 51832-56-5
Jingsj CID: J-860374-5
Molecular Formula: C₁₂H₁₃NO₅
Molecular Weight: 251.23500 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Exact Mass	251.07900
PSA	85.19000
LogP	1.86770

Customs & Trade Information

HS Code	2924299090
Summary	2924299090. other cyclic amides (including cyclic carbamates) and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Dimethyl 4-acetamidophthalate?

The CAS number of Dimethyl 4-acetamidophthalate is 51832-56-5.

What are the molecular formula and molecular weight of Dimethyl 4-acetamidophthalate?

Dimethyl 4-acetamidophthalate has molecular formula C12H13NO5 and molecular weight 251.23500 g/mol.

What are the upstream and downstream products of Dimethyl 4-acetamidophthalate?

For Dimethyl 4-acetamidophthalate, Upstream Products: Dimethyl 4-nitrophthalate, Dimethyl 4-aminophthalate.

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. "Dimethyl 4-acetamidophthalate (CAS 51832-56-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-860374-5 (accessed 2026-11-09).

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