ethyl (1R,2S,5R)-2-(tert-Butoxycarbonylamino)-5-hydroxycyclohexanecarboxylate

Base Information

• Chemical Name: ethyl (1R,2S,5R)-2-(tert-Butoxycarbonylamino)-5-hydroxycyclohexanecarboxylate
• CAS No.: 1334880-56-6
• Molecular Formula: C₁₄H₂₅NO₅
• Molecular Weight: 287.356
• Mol file: 1334880-56-6.mol

Synonyms:ethyl (1R,2S,5R)-2-(tert-Butoxycarbonylamino)-5-hydroxycyclohexanecarboxylate

Chemical Property of ethyl (1R,2S,5R)-2-(tert-Butoxycarbonylamino)-5-hydroxycyclohexanecarboxylate

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of ethyl (1R,2S,5R)-2-(tert-Butoxycarbonylamino)-5-hydroxycyclohexanecarboxylate

There total 6 articles about ethyl (1R,2S,5R)-2-(tert-Butoxycarbonylamino)-5-hydroxycyclohexanecarboxylate 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: 83.0%

ethyl (1R,2S,5S)-2-(tert-butoxycarbonylamino)-5-hydroxycyclohex-3-enecarboxylate (1228186-98-8) → ethyl (1R,2S,5R)-2-(tert-Butoxycarbonylamino)-5-hydroxycyclohexanecarboxylate (1334880-56-6)

Guidance literature:

With palladium on activated charcoal; ammonium formate; In ethanol; at 70 ℃; for 1h;

DOI:10.1002/ejoc.201100583

Reference yield:

tert-butyl (1R,2S,5S)-7-oxo-6-oxabicyclo[3.2.1]oct-3-en-2-ylcarbamate (1334880-42-0) → ethyl (1R,2S,5R)-2-(tert-Butoxycarbonylamino)-5-hydroxycyclohexanecarboxylate (1334880-56-6)

Guidance literature:

Multi-step reaction with 2 steps

1: ethanol; sodium ethanolate / 1 h / 0 °C

2: palladium on activated charcoal; ammonium formate / ethanol / 1 h / 70 °C

With ethanol; palladium on activated charcoal; ammonium formate; sodium ethanolate; In ethanol;

DOI:10.1002/ejoc.201100583

Reference yield:

(1R,6S)-6-(tert-butoxycarbonylamino)cyclohex-3-enecarboxylic acid (1226812-49-2,1226812-50-5,63216-52-4,865689-24-3) → ethyl (1R,2S,5R)-2-(tert-Butoxycarbonylamino)-5-hydroxycyclohexanecarboxylate (1334880-56-6)

Guidance literature:

Multi-step reaction with 4 steps

1: iodine; sodium hydrogencarbonate; potassium iodide / dichloromethane; water / 16 h / 20 °C

2: 1,8-diazabicyclo[5.4.0]undec-7-ene / tetrahydrofuran / 4 h / 65 °C

3: ethanol; sodium ethanolate / 1 h / 0 °C

4: palladium on activated charcoal; ammonium formate / ethanol / 1 h / 70 °C

With ethanol; palladium on activated charcoal; iodine; ammonium formate; sodium ethanolate; sodium hydrogencarbonate; 1,8-diazabicyclo[5.4.0]undec-7-ene; potassium iodide; In tetrahydrofuran; ethanol; dichloromethane; water;

DOI:10.1002/ejoc.201100583

upstream raw materials:

ethyl (1R,2S,5S)-2-(tert-butoxycarbonylamino)-5-hydroxycyclohex-3-enecarboxylate

(1R,6S)-6-(tert-butoxycarbonylamino)cyclohex-3-enecarboxylic acid

tert-butyl (1R,2S,4S,5S)-4-iodo-7-oxo-6-oxabicyclo[3.2.1]octan-2-ylcarbamate

tert-butyl (1R,2S,5S)-7-oxo-6-oxabicyclo[3.2.1]oct-3-en-2-ylcarbamate

Downstream raw materials:

ethyl (1R,2S,5S)-2-(tert-butoxycarbonylamino)-5-fluorocyclohexanecarboxylate