Consentement d'utilisation des Cookies

J'accepte Notre site sauvegarde des traceurs textes (cookies) sur votre appareil afin de vous garantir de meilleurs contenus et à des fins de collectes statistiques.Vous pouvez désactiver l'usage des cookies en changeant les paramètres de votre navigateur. En poursuivant votre navigation sur notre site sans changer vos paramètres de navigateur vous nous accordez la permission de conserver des informations sur votre appareil.

2154-68-9 - 3-Carboxy-PROXYL, free radical, 97+% - 3-Carboxy-2,2,5,5-tetramethyl-1-pyrrolidinyloxy, free radical - L15068 - Alfa Aesar

L15068 3-Carboxy-PROXYL, free radical, 97+%

Numéro CAS
3-Carboxy-2,2,5,5-tetramethyl-1-pyrrolidinyloxy, free radical

Dimensions Prix ($) Quantité Disponibilité
50mg 22,00
250mg 85,60
Ajouter au panier Ajouter au devis en vrac Afficher l'article

3-Carboxy-PROXYL, free radical, 97+%


Propriétés chimiques

Poids formulaire
Point de fusion
ca 200° dec.
Soluble in water (partly miscible), methanol (50 mg/ml), acetone, dichloromethane and chloroform.


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.


Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Recommended storage temperature is 2 - 8°C.

Références bibliographiques

Prof. E. W. Meijer.; Dr. Johan F. G. A. Jansen.; Dr. René A. J. Janssen.; Dr. Ellen M. M. de Brabandero-van den Berg.; Prof. E. W. Meijer. Triplet radical pairs of 3-carboxyproxyl encapsulated in a dendritic box. Advanced Materials. 1995, 7 (6), 561-564.

S. Dikalov.; M. Skatchkov.; E. Bassenge. Spin Trapping of Superoxide Radicals and Peroxynitrite by 1-Hydroxy-3-carboxy-pyrrolidine and 1-Hydroxy-2,2,6,6-tetramethyl-4-oxo-piperidine and the Stability of Corresponding Nitroxyl Radicals Towards Biological Reductants. Biochemical and Biophysical Research Communications. 1997, 231 (3), 701-704.

Reviews: Synthesis and reactions of stable nitroxyl radicals: Synthesis, 190, 401 (1971); Advances in the chemistry of nitroxide spin labels: Chem. Rev., 78, 37 (1978); Recent advances in the chemistry of nitroxides and their applications in spin labelling: J. Sci. Ind. Res., 54, 623 (1995).

Mentions de danger et de prudence du SGH

Mentions de danger (UE): H315-H319-H335

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Mentions de prudence: P261-P280-P305+P351+P338-P304+P340-P362-P312-P321-P405-P403+P233-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Take off contaminated clothing and wash before reuse. Call a POISON CENTER or doctor/physician if you feel unwell. Specific treatment (see label). Store locked up. Store in a well-ventilated place. Keep container tightly closed. Dispose of contents/container in accordance with local/regional/national/international regulations.

Autres références

Code tarifaire harmonisé


  • L00629

    4,4',4''-Trimethoxytrityl chloride, 97%
  • L08163

    2,2,2-Trichloroethanol, 99%
  • L16963

    2-Chloro-2,2-difluoroacetophenone, 96%
  • 11008

    Potassium nitrate, 99.994% (metals basis)
  • 36697

    trans-1,2-Diaminocyclohexane-N,N,N',N'-tetraacetic acid monohydrate, ACS, 97.5%-100.5%

Consulté récemment

Produits chimiques

Sciences de la vie

Métaux et matériaux


Analytique et matériel de laboratoire