4-Acetamido-2,2,6,6-tetramethylpiperidine 1-Oxyl Free Radical [Catalyst for Oxidation]

• CAS: 14691-89-5
• Catalog Number: ACM14691895
• Category: Other Products
• Molecular Weight: 213.3
• Molecular Formula: C11H21N2O2
• Synonyms: 4-Acetamido-TEMPO Free Radical
• Melting Point: 143 °C
• Appearance: Light yellow to Brown powder to crystaline
• Storage: 2-8°C
• Hazard Statements: H302 : Harmful if swallowed.H315 : Causes skin irritation.H319 : Causes serious eye irritation.
• MDL Number: MFCD00043593
• Precautionary Statements: P501 : Dispose of contents/ container to an approved waste disposal plant.P270 : Do not eat, drink or smoke when using this product.P264 : Wash skin thoroughly after handling.P280 : Wear protective gloves/ eye protection/ face protection.P337 + P313 : If eye irritation persists: Get medical advice/ attention.P305 + P351 + P338 : IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.P302 + P352 : IF ON SKIN: Wash with plenty of soap and water.P332 + P313 : If skin irritation occurs: Get medical advice/ attention.P362 : Take off contaminated clothing and wash before reuse.P301 + P312 + P330 : IF SWALLOWED: Call a POISON CENTER/doctor if you feel unwell. Rinse mouth.
• Safety Description: 26-36-24/25-22
• Signal Word: Warning
• Supplemental Hazard Statements: H315-H319-H302
• Symbol: GHS07

Synthetic Use

Upstream Synthesis Route 1

• 136708-43-5

• 14691-89-5

Reference: [1] Journal of Organic Chemistry, 1998, vol. 63, # 25, p. 9367 - 9374
[2] Monatshefte fur Chemie, 2003, vol. 134, # 6, p. 843 - 850
[3] Arkivoc, 2011, vol. 2011, # 5, p. 23 - 33
[4] Synthesis (Germany), 2013, vol. 45, # 3, p. 326 - 329
[5] Journal of Organic Chemistry, 2017, vol. 82, # 18, p. 9279 - 9290

Upstream Synthesis Route 2

• 40908-37-0

• 14691-89-5

Reference: [1] Spectrochimica Acta - Part A: Molecular and Biomolecular Spectroscopy, 2016, vol. 169, p. 66 - 71
[2] Carbohydrate research, 1981, vol. 89, # 2, p. 211 - 220
[3] Synthesis (Germany), 2013, vol. 45, # 3, p. 326 - 329

Upstream Synthesis Route 3

• 136708-42-4

• 14691-89-5

Reference: [1] Journal of Organic Chemistry, 1991, vol. 56, # 21, p. 6110 - 6114

Upstream Synthesis Route 4

• 40908-37-0

• 14691-89-5

Reference: [1]Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy,2016,vol. 169,p. 66 - 71
[2]Carbohydrate research,1981,vol. 89,p. 211 - 220
[3]Synthesis,2013,vol. 45,p. 326 - 329

Upstream Synthesis Route 5

• 136708-42-4

• 14691-89-5

Reference: [1]Journal of Organic Chemistry,1991,vol. 56,p. 6110 - 6114