382000

4-Carboxy-TEMPO, freies Radikal

97%

• Synonym(e): 4-Carboxy-2,2,6,6-tetramethyl-piperidin-1-oxyl, 4-Carboxy-2,2,6,6-tetramethylpiperidinyloxy, freies Radikal, 4-Carboxy-TEMPO
• Empirische Formel (Hill-System): C₁₀H₁₈NO₃
• CAS-Nummer: 37149-18-1
• Molekulargewicht: 200.25
• Beilstein: 3949026
• MDL-Nummer: MFCD00134569
• UNSPSC-Code: 12352000
• PubChem Substanz-ID: 24863856
• NACRES: NA.22

Eigenschaften

• Assay: 97%
• mp (Schmelzpunkt): 185-189 °C (lit.)
• Funktionelle Gruppe: carboxylic acid
• Lagertemp.: 2-8°C
• SMILES String: CC1(C)CC(CC(C)(C)N1[O])C(O)=O
• InChI: 1S/C10H18NO3/c1-9(2)5-7(8(12)13)6-10(3,4)11(9)14/h7H,5-6H2,1-4H3,(H,12,13)
• InChIKey: CYQGCJQJIOARKD-UHFFFAOYSA-N

Beschreibung

Allgemeine Beschreibung

4-Carboxy-TEMPO is a 4-substituted 2,2,6,6-tetramethylpiperidyl-1-oxy (TEMPO) derivative. 4-carboxy-TEMPO immobilized with 3-aminopropylsilane on the mesoporous silica surface comprises heterogeneous catalytic system employed for various oxidation reactions.

Anwendung

4-Carboxy-TEMPO may be employed as catalyst for the oxidation of regenerated cellulose (viscose rayon) to cellouronic acid.

Sicherheitshinweise

• Piktogramme: GHS07
• Signalwort: Warning
• H-Sätze: H315,H319,H335
• P-Sätze: P302 + P352 - P305 + P351 + P338
• Gefahreneinstufungen: Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• Zielorgane: Respiratory system
• Lagerklassenschlüssel: 11 - Combustible Solids
• WGK: WGK 3
• Flammpunkt (°F): Not applicable
• Flammpunkt (°C): Not applicable
• Persönliche Schutzausrüstung: dust mask type N95 (US), Eyeshields, Gloves