4-(2-BROMOACETAMIDO)-2,2,6,6-TETRAMETHYL-1-PIPERIDINYLOXY

Base Information

• Chemical Name: 4-(2-BROMOACETAMIDO)-2,2,6,6-TETRAMETHYL-1-PIPERIDINYLOXY
• CAS No.: 24567-97-3
• Molecular Formula: C₁₁H₂₀BrN₂O₂
• Molecular Weight: 292.196
• Hs Code.: 29339980
• Mol file: 24567-97-3.mol

Synonyms:1-Piperidinyloxy,4-[(bromoacetyl)amino]-2,2,6,6-tetramethyl- (9CI); Piperidinooxy, 4-(2-bromoacetamido)-2,2,6,6-tetramethyl-(8CI); 4-a-Bromoacetamido-2,2,6,6-tetramethylpiperidino-N-oxy;N-(1-Oxyl-2,2,6,6-tetramethyl-4-piperidinyl)bromoacetamide;N-(1-Oxyl-2,2,6,6-tetramethyl-4-piperidyl)bromoacetamide

Chemical Property of 4-(2-BROMOACETAMIDO)-2,2,6,6-TETRAMETHYL-1-PIPERIDINYLOXY

Chemical Property:

• Melting Point: 117-123oC
• Refractive Index: 1.5410 (estimate)
• Boiling Point: °Cat760mmHg
• Flash Point: °C
• PSA: 32.34000
• Density: g/cm³
• LogP: 2.19340
• Storage Temp.: Refrigerator (+4°C)

Purity/Quality:

98%Min ^*data from raw suppliers

4-(2-Bromoacetamido)-TEMPO ^*data from reagent suppliers

Safty Information:

• Hazard Codes: Xi
• Statements: 36/37/38
• Safety Statements: 24/25-26

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

• Uses: 4-(2-Bromoacetamido)-TEMPO is a spin label.

Technology Process of 4-(2-BROMOACETAMIDO)-2,2,6,6-TETRAMETHYL-1-PIPERIDINYLOXY

There total 3 articles about 4-(2-BROMOACETAMIDO)-2,2,6,6-TETRAMETHYL-1-PIPERIDINYLOXY which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 85.0%

4-amino-2,2,6,6-tetramethyl-1-piperidine-1-oxyl (14691-88-4,78774-22-8) + bromoacetic acid (79-08-3) → 4-(2-bromoacetamido)-2,2,6,6-tetramethylpiperidine-1-oxyl (24567-97-3,125342-81-6)

Guidance literature:

With dmap; dicyclohexyl-carbodiimide; In dichloromethane; at 20 ℃; for 16h; Inert atmosphere;

DOI:10.1002/asia.201900640

Reference yield: 78.0%

4-amino-2,2,6,6-tetramethyl-1-piperidine-1-oxyl (14691-88-4,78774-22-8) + 2-Bromoacetyl bromide (598-21-0) → 4-(2-bromoacetamido)-2,2,6,6-tetramethylpiperidine-1-oxyl (24567-97-3,125342-81-6)

Guidance literature:

With potassium carbonate; In acetonitrile; at 25 ℃; for 24h; Inert atmosphere;

DOI:10.1021/ja509586k

Reference yield:

→ 4-(2-bromoacetamido)-2,2,6,6-tetramethylpiperidine-1-oxyl (24567-97-3,125342-81-6)

Guidance literature:

Radikal II, Bromacetylchlorid;

DOI:10.1007/BF00481109

upstream raw materials:

4-amino-2,2,6,6-tetramethyl-1-piperidine-1-oxyl

2-Bromoacetyl bromide

bromoacetic acid

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