2,2'-oxybis(2-oxoacetic acid)

2,2'-氧双(2-氧代乙酸)

Also known as: Tiotropium bromide impurity 28, Ethanedioic acid, 1,1'-anhydride

2,2'-oxybis(2-oxoacetic acid) (CAS 59516-66-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C4H2O7 and a molecular weight of 162.05400 g/mol. It is also known as Tiotropium bromide impurity 28 and Ethanedioic acid, 1,1'-anhydride. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 59516-66-4
Jingsj CID: J-1182926-9
Molecular Formula: C₄H₂O₇
Chinese Name: 2,2'-氧双(2-氧代乙酸)
Molecular Weight: 162.05400 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 2,2'-oxybis(2-oxoacetic acid)?

The CAS number of 2,2'-oxybis(2-oxoacetic acid) is 59516-66-4.

What are the molecular formula and molecular weight of 2,2'-oxybis(2-oxoacetic acid)?

2,2'-oxybis(2-oxoacetic acid) has molecular formula C4H2O7 and molecular weight 162.05400 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "2,2'-oxybis(2-oxoacetic acid) (CAS 59516-66-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1182926-9 (accessed 2026-10-25).

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