Trt-Cys(Trt)-OH DEA

Base Information

• Chemical Name: Trt-Cys(Trt)-OH DEA
• CAS No.: 27486-88-0
• Molecular Formula: C45H46N2O2S
• Molecular Weight: 678.92
• Hs Code.: 2930909090
• NSC Number: 126221,275643
• Mol file: 27486-88-0.mol

Synonyms:Trt-Cys(Trt)-OH DEA;27486-88-0;N-ethylethanamine;2-(tritylamino)-3-tritylsulfanylpropanoic acid;NSC275643;Trt-Cys(Trt)-OH . DEA;SCHEMBL11599013;NSC126221;NSC-126221;NSC-275643

Chemical Property of Trt-Cys(Trt)-OH DEA

Chemical Property:

• Vapor Pressure: 2.46E-22mmHg at 25°C
• Boiling Point: 729.4°Cat760mmHg
• Flash Point: 394.9°C
• PSA: 86.66000
• Density: g/cm³
• LogP: 10.14420
• Storage Temp.: -15°C
• Hydrogen Bond Donor Count: 3
• Hydrogen Bond Acceptor Count: 5
• Rotatable Bond Count: 14
• Exact Mass: 678.32799989
• Heavy Atom Count: 50
• Complexity: 790

Purity/Quality:

99% ^*data from raw suppliers

Trt-Cys(Trt)-OHDEA ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CCNCC.C1=CC=C(C=C1)C(C2=CC=CC=C2)(C3=CC=CC=C3)NC(CSC(C4=CC=CC=C4)(C5=CC=CC=C5)C6=CC=CC=C6)C(=O)O
• Uses: Trt-Cys(Trt)-OH DEA (CAS# 27486-88-0) is an S-trityl protected amino acid derivative, used in the preparation of synthetic insulin fragments.

Technology Process of Trt-Cys(Trt)-OH DEA

There total 2 articles about Trt-Cys(Trt)-OH DEA 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: 87.5%

N,S-ditritylcysteine trityl ester + diethylamine (109-89-7) → N,S-ditrityl-L-cysteine diethhylamine (27486-88-0)

Guidance literature:

N,S-ditritylcysteine trityl ester; With methanol; copper diacetate; In chloroform; for 4.5h;

diethylamine; In diethyl ether; Product distribution / selectivity;

Reference yield:

→ N,S-ditrityl-L-cysteine diethhylamine (27486-88-0)

Guidance literature:

S-Trityl-cystein, 1) Tritylchlorid, Et3N, CHCl3, 2) Et2NH;

Reference yield:

N,S-ditrityl-L-cysteine diethhylamine (27486-88-0) → 2-((R)-2-Amino-3-tritylsulfanyl-propionylamino)-propionic acid (35959-68-3)

Guidance literature:

Multi-step reaction with 3 steps

1: DCC / CH₂Cl₂

2: aq. KOH / methanol

3: HCl / diethyl ether; acetone; CH₂Cl₂

With hydrogenchloride; potassium hydroxide; dicyclohexyl-carbodiimide; In methanol; diethyl ether; dichloromethane; acetone;

DOI:10.1021/jm00271a005

upstream raw materials:

diethylamine

Downstream raw materials:

[(R)-2-(Trityl-amino)-3-tritylsulfanyl-propionylamino]-acetic acid ethyl ester

(S)-3-Methyl-2-[(R)-2-(trityl-amino)-3-tritylsulfanyl-propionylamino]-butyric acid methyl ester

(S)-4-Methyl-2-[(R)-2-(trityl-amino)-3-tritylsulfanyl-propionylamino]-pentanoic acid methyl ester

(S)-2-[(R)-2-(Trityl-amino)-3-tritylsulfanyl-propionylamino]-pentanedioic acid diethyl ester

Refernces