BOC-D-ASN-ONP

Base Information

• Chemical Name: BOC-D-ASN-ONP
• CAS No.: 104199-82-8
• Molecular Formula: C15H19 N3 O7
• Molecular Weight: 353.332
• Mol file: 104199-82-8.mol

Synonyms:N-ALPHA-T-BOC-D-ASPARAGINE P-NITROPHENYL ESTER;N-ALPHA-T-BUTOXYCARBONYL-D-ASPARAGINE P-NITROPHENYL ESTER;T-BUTYLOXYCARBONYL-D-ASPARAGINE P-NITROPHENYL ESTER;BOC-D-ASPARAGINE 4-NITROPHENYL ESTER;BOC-D-ASPARAGINE-ONP;BOC-D-ASPARAGINE P-NITROPHENYL ESTER;BOC-D-ASN-ONP;N-alpha-t-Butyloxycarbonyl-D-asparagine p-nitrophenyl ester

Chemical Property of BOC-D-ASN-ONP

Chemical Property:

• Vapor Pressure: 8.7E-15mmHg at 25°C
• Refractive Index: 1.55
• Boiling Point: 609.3°C at 760 mmHg
• Flash Point: 322.3°C
• PSA: 153.54000
• Density: 1.318
• LogP: 2.88330
• Storage Temp.: -15°C

Purity/Quality:

97% ^*data from raw suppliers

Boc-D-Asn-ONp 97% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Uses: Boc-D-Asn-Onp, is an aspargine derivative, used in various chemical synthesis, and peptide chemistry.

Technology Process of BOC-D-ASN-ONP

There total 1 articles about BOC-D-ASN-ONP 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:

4-nitro-phenol (100-02-7,78813-13-5,89830-32-0) + N-t-butyloxycarbonyl-D-asparagine (7536-55-2,142847-17-4,75647-01-7) → N-butyloxycarbonyl-D-asparagine p-nitrophenyl ester (104199-82-8)

Guidance literature:

With dicyclohexyl-carbodiimide; In ethyl acetate;

Reference yield: 98.3%

N-BOC-L-asparagine-p-nitrophenyl ester (4587-33-1,104199-82-8) + [(S)-2-((S)-2-Amino-4-methyl-pentanoylamino)-6-(2,2,2-trifluoro-acetylamino)-hexanoylamino]-acetic acid benzyl ester → Nα-Boc-asparaginyl-leucyl-Nε-(trifluoroacetyl)lysyl-glycine benzyl ester (87016-25-9)

Guidance literature:

With triethylamine; In N,N-dimethyl-formamide; at 20 ℃; for 24h;

Reference yield:

N-butyloxycarbonyl-D-asparagine p-nitrophenyl ester (104199-82-8) → 4-nitro-phenol (100-02-7,78813-13-5,89830-32-0) + N-t-butyloxycarbonyl-D-asparagine (7536-55-2,142847-17-4,75647-01-7)

Guidance literature:

With 1H-imidazole; rac-octan-2-ol; water; Bis-(S)-2-octyl sodium sulphosuccinate; In n-heptane; at 25 ℃; Rate constant; other combination <(S) or (+/-)> of reagents; pH = 8; enantioselectivity;

DOI:10.1039/c39860000597

upstream raw materials:

4-nitro-phenol

N-t-butyloxycarbonyl-D-asparagine

Downstream raw materials:

C₆₄H₈₄N₁₀O₁₁

N^α-Boc-asparaginyl-leucyl-N^ε-(trifluoroacetyl)lysyl-glycine benzyl ester

4-nitro-phenol

N-t-butyloxycarbonyl-D-asparagine

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