Leu-Leu-Leu, >=90% (elemental analysis)

Base Information

• Chemical Name: Leu-Leu-Leu, >=90% (elemental analysis)
• CAS No.: 10329-75-6
• Molecular Formula: C18H35 N3 O4
• Molecular Weight: 357.494
• NSC Number: 89193
• DSSTox Substance ID: DTXSID40875118
• Mol file: 10329-75-6.mol

Synonyms:Leu-Leu-Leu;leucyl-leucyl-leucine;trileucine

Chemical Property of Leu-Leu-Leu, >=90% (elemental analysis)

Chemical Property:

• Vapor Pressure: 1.99E-15mmHg at 25°C
• Boiling Point: 589.6°Cat760mmHg
• Flash Point: 310.4°C
• PSA: 121.52000
• Density: 1.057g/cm³
• LogP: 2.98830
• Storage Temp.: −20°C
• XLogP3: -0.9
• Hydrogen Bond Donor Count: 4
• Hydrogen Bond Acceptor Count: 5
• Rotatable Bond Count: 11
• Exact Mass: 357.26275661
• Heavy Atom Count: 25
• Complexity: 450

Purity/Quality:

98%,99%, ^*data from raw suppliers

H-LEU-LEU-LEU-OH ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

• Canonical SMILES: CC(C)CC(C(=O)NC(CC(C)C)C(=O)NC(CC(C)C)C(=O)O)N

Technology Process of Leu-Leu-Leu, >=90% (elemental analysis)

There total 5 articles about Leu-Leu-Leu, >=90% (elemental analysis) 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:

L-valine (72-18-4,25609-85-2,7004-03-7,921-10-8) + L-leucine (61-90-5,21675-61-6,25248-98-0,70-45-1) → Val-Val (3918-94-3) + L-leucyl-L-leucine (3303-31-9) + L-valinyl-L-valinyl-L-valine (28130-13-4) + L-leucyl-L-leucyl-L-leucine (10329-75-6)

Guidance literature:

With magnesium sulfate heptahydrate; C-terminal His-tagged Bacillus subtilis NBRC₃₁₃₄ L-amino acid ligase RizB; ATP; at 30 ℃; for 20h; pH=8; aq. Tris-HCl buffer; Enzymatic reaction;

DOI:10.1271/bbb.90649

Reference yield:

L-leucine (61-90-5,21675-61-6,25248-98-0,70-45-1) → L-leucyl-L-leucine (3303-31-9) + L-leucyl-L-leucyl-L-leucine (10329-75-6) + L-leucyl-L-leucyl-L-leucyl-L-leucyl-L-leucyl-L-leucine (18867-82-8) + penta(leucine)

Guidance literature:

With magnesium sulfate heptahydrate; C-terminal His-tagged Bacillus subtilis NBRC₃₁₃₄ L-amino acid ligase RizB; ATP; at 30 ℃; for 20h; pH=8; aq. Tris-HCl buffer; Enzymatic reaction;

DOI:10.1271/bbb.90649

Reference yield:

L-leucine (61-90-5,21675-61-6,25248-98-0,70-45-1) → L-leucyl-L-leucine (3303-31-9) + hexaleucine (57791-42-1) + C42H79N7O8 (62526-43-6) + L-leucyl-L-leucyl-L-leucine (10329-75-6) + L-leucyl-L-leucyl-L-leucyl-L-leucyl-L-leucyl-L-leucine (18867-82-8) + penta(leucine) + 2-(2-{2-[2-(2-{2-[2-(2-amino-4-methyl-pentanoylamino)-4-methyl-pentanoylamino]-4-methyl-pentanoylamino}-4-methyl-pentanoylamino)-4-methyl-pentanoylamino]-4-methyl-pentanoylamino}-4-methyl-pentanoylamino)-4-methyl-pentanoic acid + C54H101N9O10

Guidance literature:

L-leucine; With phosphorus trichloride; In acetonitrile; for 48h;

With water; In acetonitrile;

DOI:10.1080/10426500701807467

upstream raw materials:

(R)-2-Bromo-4-methyl-pentanoyl chloride

L-leucine

L-valine

Downstream raw materials:

N-((S)-1-{(S)-1-[(S)-1-(2,3-Dimethoxy-benzylcarbamoyl)-3-methyl-butylcarbamoyl]-3-methyl-butylcarbamoyl}-3-methyl-butyl)-2,3-dimethoxy-benzamide

(S)-2-{(S)-2-[(S)-2-(2,3-Dimethoxy-benzoylamino)-4-methyl-pentanoylamino]-4-methyl-pentanoylamino}-4-methyl-pentanoic acid

Refernces

• 1、 Zhao, Wenjie,Zhao, Dongxin,Lu, Kui. "Mechanism study on the oligomerization of amino acids into peptides by phosphorus trichloride". scheme or table. p. 691 - 698. Retrieved 2009/05/07.