3-Amino-2,2,5,5-tetramethyl-1-pyrrolidinyloxy

3-氨基-2,2,5,5-四甲基-1-吡咯烷氮氧自由基

Also known as: 3-Amino-2,2,5,5-tetramethylpyrrolidin-1-oxyl, 2,2,5,5-Tetramethyl-3-aminopyrrolidine-1-oxyl, 3-Amino-2,2,5,5-tetramethylpyrrolidine nitroxide, (3-Amino-2,2,5,5-tetramethyl-1-pyrrolidinyloxy)radical, (3-Amino-2,2,5,5-tetramethyl-1-pyrrolidyloxy)radical, (3-Amino-2,2,5,5-tetramethylpyrrolizinooxy)radical, 3-Amino-PROXYL, 5-Tempamine, 2,2,5,5-Tetramethyl-3-aminopyrrolidin-1-oxy

3-Amino-2,2,5,5-tetramethyl-1-pyrrolidinyloxy (CAS 34272-83-8) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H17N2O and a molecular weight of 157.23300 g/mol. It is also known as 3-Amino-2,2,5,5-tetramethylpyrrolidin-1-oxyl, 2,2,5,5-Tetramethyl-3-aminopyrrolidine-1-oxyl and 3-Amino-2,2,5,5-tetramethylpyrrolidine nitroxide. Key properties include a melting point of 45ºC, a boiling point of 75-80ºC (1 mmHg), a density of 0.981g/cm3 and a flash point of 88.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

34272-83-8

Jingsj CID

J-49658-2

Molecular Formula

C₈H₁₇N₂O

Chinese Name

3-氨基-2,2,5,5-四甲基-1-吡咯烷氮氧自由基

Molecular Weight

157.23300 g/mol

Category

Aliphatic Hydrocarbons

Last updated

8/21/2026