2,2,5,5-Tetramethyl-3-pyrrolin-1-oxyl-3-carboxylic acid N-hydroxysuccinimide ester

2,2,5,5-四甲基-3-吡咯啉-1-氧基-3-羧酸 N-羟基琥珀酰酯

Also known as: 1-oxyl-2,2,5,5-tetramethylpyrroline-3-carboxylate N-hydroxysuccinimide ester, Tempyo ester, NSC 319633, 3-[[(2,5-dioxo-1-pyrrolidinyl)oxy]carbonyl]-2,5-dihydro-2,2,5,5-tetramethyl-1H-pyrrol-1-yloxy, 1H-Pyrrol-1-yloxy, 3-[[(2,5-dioxo-1-pyrrolidinyl)oxy]carbonyl]-2,5-dihydro-2,2,5,5-tetramethyl-, oxyl-1-NHS, MFCD00066369

2,2,5,5-Tetramethyl-3-pyrrolin-1-oxyl-3-carboxylic acid N-hydroxysuccinimide ester (CAS 37558-29-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C13H17N2O5 and a molecular weight of 281.284 g/mol. It is also known as 1-oxyl-2,2,5,5-tetramethylpyrroline-3-carboxylate N-hydroxysuccinimide ester, Tempyo ester and NSC 319633. Key properties include a melting point of 175-178ºC, a boiling point of 400.4ºC at 760 mmHg and a density of 1.36 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

37558-29-5

Jingsj CID

J-39122-7

Molecular Formula

C₁₃H₁₇N₂O₅

Chinese Name

2,2,5,5-四甲基-3-吡咯啉-1-氧基-3-羧酸 N-羟基琥珀酰酯

Molecular Weight

281.284 g/mol

Category

Organic Acids

Last updated

8/21/2026