Bis(2,5-dioxopyrrolidin-1-yl) 4,7,10,13,16-pentaoxanonadecane-1,19-dioate

双(2,5-二氧代吡咯烷-1-基) 4,7,10,13,16-五氧杂十九烷-1,19-二酸酯

Also known as: Bis(NHS)PEG5, Bis-PEG5-NHS ester, NHS-PEG5-NHS, Bis-dPEG5-NHS ester, Bis-dPEG(R)5-NHS ester, PEG5 BIS-NHS ESTER, Bis(3-PEG4)propionic acid N-hydroxysuccinimide diester, (2,5-dioxopyrrolidin-1-yl) 3-[2-[2-[2-[2-[3-(2,5-dioxopyrrolidin-1-yl)oxy-3-oxopropoxy]ethoxy]ethoxy]ethoxy]ethoxy]propanoate, AmbotzPEG1435, B3728

Bis(2,5-dioxopyrrolidin-1-yl) 4,7,10,13,16-pentaoxanonadecane-1,19-dioate (CAS 756526-03-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C22H32N2O13 and a molecular weight of 532.49500 g/mol. It is also known as Bis(NHS)PEG5, Bis-PEG5-NHS ester and NHS-PEG5-NHS. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 756526-03-1
Jingsj CID: J-1957759-3
Molecular Formula: C₂₂H₃₂N₂O₁₃
Chinese Name: 双(2,5-二氧代吡咯烷-1-基) 4,7,10,13,16-五氧杂十九烷-1,19-二酸酯
Molecular Weight: 532.49500 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of Bis(2,5-dioxopyrrolidin-1-yl) 4,7,10,13,16-pentaoxanonadecane-1,19-dioate?

The CAS number of Bis(2,5-dioxopyrrolidin-1-yl) 4,7,10,13,16-pentaoxanonadecane-1,19-dioate is 756526-03-1.

What are the molecular formula and molecular weight of Bis(2,5-dioxopyrrolidin-1-yl) 4,7,10,13,16-pentaoxanonadecane-1,19-dioate?

Bis(2,5-dioxopyrrolidin-1-yl) 4,7,10,13,16-pentaoxanonadecane-1,19-dioate has molecular formula C22H32N2O13 and molecular weight 532.49500 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. "Bis(2,5-dioxopyrrolidin-1-yl) 4,7,10,13,16-pentaoxanonadecane-1,19-dioate (CAS 756526-03-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1957759-3 (accessed 2026-10-25).

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