ChemicalBook--->CAS DataBase List--->2154-68-9

2154-68-9

2154-68-9 Structure

2154-68-9 Structure
IdentificationMore
[Name]

3-CARBOXY-PROXYL
[CAS]

2154-68-9
[Synonyms]

2,2,5,5-TETRAMETHYL-1-PYRROLIDINYLOXY-3-CARBOXYLIC ACID
3-CARBOXY-2,2,5,5-TETRAMETHYL-1-PYRROLIDINE-1-OXYL
3-CARBOXY-2,2,5,5-TETRAMETHYL-1-PYRROLIDINYLOXY
3-CARBOXY-2,2,5,5-TETRAMETHYLPYRROLIDINE 1-OXYL
3-CARBOXY-2,2,5,5-TETRAMETHYLPYRROLIDINYL-1-OXY
3-CARBOXY-PROXYL
3-CARBOXY-PROXYL, FREE RADICAL
RARECHEM AL BO 1259
1-Hydroxy-2,2,5,5-tetramethyl-3-pyrrolidinecarboxylic acid
1-Pyrrolidinyloxy, 3-carboxy-2,2,5,5-tetramethyl-
2,2,5,5-Tetramethyl-3-carboxypyrrolidine-N-oxyl
2,2,5,5-Tetramethyl-3-carboxypyrrolidinooxy
2,2,5,5-Tetramethylpiperidine-1-oxyl-3-carboxylic acid
2,2,5,5-Tetramethylpyrrolidine-1-oxyl-3-carboxylic acid
3-carboxy-2,2,5,5-tetramethyl-1-pyrrolidinylox
3-Carboxy-2,2,5,5-tetramethylpyrrolidinyloxyl
pca(radical)
t517
3-carboxy-2,2,5,5-tetramethylpyrrolidin-1-yloxy
3-Carboxy-PROXYL,freeradical,98%
[EINECS(EC#)]

218-448-2
[Molecular Formula]

C9H16NO3 *
[MDL Number]

MFCD00003167
[Molecular Weight]

186.23
[MOL File]

2154-68-9.mol
Chemical PropertiesBack Directory
[Appearance]

Yellow Solid
[Melting point ]

200°C (dec.)
[Boiling point ]

320.72°C (rough estimate)
[density ]

1.1417 (rough estimate)
[refractive index ]

1.4640 (estimate)
[storage temp. ]

0-6°C
[solubility ]

Aqueous Base (Slightly), Chloroform (Slightly, Sonicated), Methanol (Slightly, H
[form ]

Solid
[color ]

Pale Beige to Beige
[Water Solubility ]

Soluble in water (partly miscible), methanol (50 mg/ml), acetone, dichloromethane and chloroform.
[Usage]

The anionic form has been used to determine distribution coefficients of neutral solubilizates in anionic micelles
[BRN ]

4136411
[InChI]

InChI=1S/C9H16NO3/c1-8(2)5-6(7(11)12)9(3,4)10(8)13/h6H,5H2,1-4H3,(H,11,12)
[InChIKey]

GEPIUTWNBHBHIO-UHFFFAOYSA-N
[SMILES]

N1([O])C(C)(C)CC(C(=O)O)C1(C)C |^1:1|
[CAS DataBase Reference]

2154-68-9(CAS DataBase Reference)
[EPA Substance Registry System]

1-Pyrrolidinyloxy, 3-carboxy-2,2,5,5-tetramethyl- (2154-68-9)
Safety DataBack Directory
[Risk Statements ]

R36/37/38:Irritating to eyes, respiratory system and skin .
[Safety Statements ]

S24/25:Avoid contact with skin and eyes .
[WGK Germany ]

3
[RTECS ]

UY6705500
[TSCA ]

Yes
[HS Code ]

2933998090
Hazard InformationBack Directory
[Chemical Properties]

Yellow Solid
[Uses]

3-Carboxy-2,2,5,5-tetraMethylpyrrolidine 1-Oxyl Free Radical has been used to determine distribution coefficients of neutral solubilizates in anionic micelles
[Uses]

3-Carboxy-PROXYL is used in the synthesis and reactions of stable nitroxyl radicals. It is also used to study molecular migration and long-term stability of seeds and pollen and used in the preparation of a tetraphenylporphyrin bearing a nitroxyl radical.
[Definition]

ChEBI: 3-carboxy-PROXYL is a member of aminoxyls and a pyrrolidinecarboxylic acid. It is functionally related to a PROXYL.
Spectrum DetailBack Directory
[Spectrum Detail]

3-Carboxy-2,2,5,5-tetraMethylpyrrolidine 1-Oxyl Free Radical(2154-68-9)MS
3-Carboxy-2,2,5,5-tetraMethylpyrrolidine 1-Oxyl Free Radical(2154-68-9)IR1
3-Carboxy-2,2,5,5-tetraMethylpyrrolidine 1-Oxyl Free Radical(2154-68-9)IR2
3-Carboxy-2,2,5,5-tetraMethylpyrrolidine 1-Oxyl Free Radical(2154-68-9)Raman
Well-known Reagent Company Product InformationBack Directory
[Acros Organics]

3-Carboxy-proxyl, free radical, 98%(2154-68-9)
[Alfa Aesar]

3-Carboxy-PROXYL, free radical, 98%(2154-68-9)
[Sigma Aldrich]

2154-68-9(sigmaaldrich)
[TCI AMERICA]

3-Carboxy-2,2,5,5-tetramethylpyrrolidine 1-Oxyl  Free Radical,>98.0%(T)(2154-68-9)
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2154-68-9