Butanoic acid, 4-amino-3-[[(1,1-dimethylethoxy)carbonyl]amino]-4-oxo-, phenylmethyl ester, (S)-

Base Information

• Chemical Name: Butanoic acid, 4-amino-3-[[(1,1-dimethylethoxy)carbonyl]amino]-4-oxo-, phenylmethyl ester, (S)-
• CAS No.: 87421-27-0
• Molecular Formula: C16H22N2O5
• Molecular Weight: 322.361
• Mol file: 87421-27-0.mol

Synonyms:3-tert-Butoxycarbonylamino-succinamic acid benzyl ester;

Chemical Property of Butanoic acid, 4-amino-3-[[(1,1-dimethylethoxy)carbonyl]amino]-4-oxo-, phenylmethyl ester, (S)-

Chemical Property:

• Melting Point: 154-156 °C(Solv: ethyl acetate (141-78-6))
• Boiling Point: 528.5±50.0 °C(Predicted)
• PSA: 107.72000
• Density: 1.188±0.06 g/cm3(Predicted)
• LogP: 2.58970

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of Butanoic acid, 4-amino-3-[[(1,1-dimethylethoxy)carbonyl]amino]-4-oxo-, phenylmethyl ester, (S)-

There total 13 articles about Butanoic acid, 4-amino-3-[[(1,1-dimethylethoxy)carbonyl]amino]-4-oxo-, phenylmethyl ester, (S)- 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: 100.0%

BOC-L-aspartic acid 4-benzyl ester (7536-58-5,98482-77-0) + chloroformic acid ethyl ester (541-41-3) → N-t-butyloxycarbonyl-L-aspartic acid β-benzyl ester α-amide (87421-27-0)

Guidance literature:

With triethylamine; In tetrahydrofuran; at 0 ℃; for 2h;

DOI:10.1002/anie.201604764

Reference yield: 96.0%

BOC-L-aspartic acid 4-benzyl ester (7536-58-5,98482-77-0) → N-t-butyloxycarbonyl-L-aspartic acid β-benzyl ester α-amide (87421-27-0)

Guidance literature:

BOC-L-aspartic acid 4-benzyl ester; With chloroformic acid ethyl ester; triethylamine; In tetrahydrofuran; at 0 ℃; for 0.5h;

With ammonium hydroxide; In tetrahydrofuran; at 0 ℃; for 1h;

DOI:10.1021/ja0547937

Reference yield: 96.0%

Boc-Asp(β-OBzl)-Ser-OMe (158010-97-0) → N-t-butyloxycarbonyl-L-aspartic acid β-benzyl ester α-amide (87421-27-0)

Guidance literature:

With ruthenium trichloride; sodium periodate; In tetrachloromethane; acetonitrile; for 1.5h; Ambient temperature; pH 3;

DOI:10.1021/ja00094a008

upstream raw materials:

BOC-L-aspartic acid 4-benzyl ester

α-pentafluorophenyl N-tert-butoxycarbonyl-β-benzyl-L-asparaginate

Boc-Asp(β-OBzl)-Ser-OMe

di-tert-butyl dicarbonate

Downstream raw materials:

β-benzyl-L-aspartic acid amide trifluoroacetate

2-((S)-3-Benzyloxycarbonyl-2-tert-butoxycarbonylamino-propionylamino)-malonic acid dimethyl ester

(2S,3S)-2-[2-((S)-3-Benzyloxycarbonyl-2-tert-butoxycarbonylamino-propionylamino)-2-methoxycarbonyl-acetylamino]-3-methyl-pentanoic acid methyl ester

methyl 2-(3-benzyloxycarbonyl-2-tert-butoxycarbonylaminopropanoyl)amino-3-oxobutanoate