(CH₃)2CHCH₂CH(BO₂C₂(CH₃)4)NHCOCH(CH₂C₆H₅)NH₃⁽¹⁺⁾*Cl^(1-)=(CH₃)2CHCH₂CH(BO₂C₂(CH₃)4)NHCOCH(CH₂C₆H₅)NH₃Cl

Base Information

• Chemical Name: (CH₃)2CHCH₂CH(BO₂C₂(CH₃)4)NHCOCH(CH₂C₆H₅)NH₃⁽¹⁺⁾*Cl^(1-)=(CH₃)2CHCH₂CH(BO₂C₂(CH₃)4)NHCOCH(CH₂C₆H₅)NH₃Cl
• CAS No.: 1029701-41-4
• Molecular Formula: C₂₀H₃₄BN₂O₃*Cl
• Molecular Weight: 396.766
• Mol file: 1029701-41-4.mol

Synonyms:(CH₃)2CHCH₂CH(BO₂C₂(CH₃)4)NHCOCH(CH₂C₆H₅)NH₃⁽¹⁺⁾*Cl^(1-)=(CH₃)2CHCH₂CH(BO₂C₂(CH₃)4)NHCOCH(CH₂C₆H₅)NH₃Cl

Chemical Property of (CH₃)2CHCH₂CH(BO₂C₂(CH₃)4)NHCOCH(CH₂C₆H₅)NH₃⁽¹⁺⁾*Cl^(1-)=(CH₃)2CHCH₂CH(BO₂C₂(CH₃)4)NHCOCH(CH₂C₆H₅)NH₃Cl

Chemical Property:

Purity/Quality:

98% HPLC ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of (CH₃)2CHCH₂CH(BO₂C₂(CH₃)4)NHCOCH(CH₂C₆H₅)NH₃⁽¹⁺⁾*Cl^(1-)=(CH₃)2CHCH₂CH(BO₂C₂(CH₃)4)NHCOCH(CH₂C₆H₅)NH₃Cl

There total 4 articles about (CH₃)2CHCH₂CH(BO₂C₂(CH₃)4)NHCOCH(CH₂C₆H₅)NH₃⁽¹⁺⁾*Cl^(1-)=(CH₃)2CHCH₂CH(BO₂C₂(CH₃)4)NHCOCH(CH₂C₆H₅)NH₃Cl 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:

C25H41BN2O5 (1029701-36-7) → (CH3)2CHCH2CH(BO2C2(CH3)4)NHCOCH(CH2C6H5)NH3(1+)*Cl(1-)=(CH3)2CHCH2CH(BO2C2(CH3)4)NHCOCH(CH2C6H5)NH3Cl (1029701-41-4)

Guidance literature:

With hydrogenchloride; In 1,4-dioxane; dichloromethane; at 0 - 20 ℃; for 6h;

DOI:10.1021/ja800829y

Reference yield:

(R)-3-methyl-1-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)butan-1-amine hydrochloride + N-tert-butoxycarbonyl-L-phenylalanine (13734-34-4) → (CH3)2CHCH2CH(BO2C2(CH3)4)NHCOCH(CH2C6H5)NH3(1+)*Cl(1-)=(CH3)2CHCH2CH(BO2C2(CH3)4)NHCOCH(CH2C6H5)NH3Cl (1029701-41-4)

Guidance literature:

With hydrogenchloride; O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate; N-ethyl-N,N-diisopropylamine; In 1,4-dioxane;

Reference yield:

hydrogenchloride (7647-01-0,15364-23-5) + (R)-3-methyl-1-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)butan-1-amine hydrochloride + N-tert-butoxycarbonyl-L-phenylalanine (13734-34-4) → (CH3)2CHCH2CH(BO2C2(CH3)4)NHCOCH(CH2C6H5)NH3(1+)*Cl(1-)=(CH3)2CHCH2CH(BO2C2(CH3)4)NHCOCH(CH2C6H5)NH3Cl (1029701-41-4)

Guidance literature:

With O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate; N-ethyl-N,N-diisopropylamine; In dichloromethane; 1. L-Boc-Phe-OH, TBTU, i-Pr2EtN, CH2Cl2, 0°C; 2. 4.0 M HCl in dioxane, CH2Cl2, 0°C - room temp.;

DOI:10.1021/ja800829y

upstream raw materials:

C₂₅H₄₁BN₂O₅

hydrogenchloride

N-tert-butoxycarbonyl-L-phenylalanine

Downstream raw materials:

bortezomib pinacol ester

velcade

Refernces

• 1、 Beenen, Melissa A.,An, Chihui,Ellman, Jonathan A.. "Asymmetric copper-catalyzed synthesis of α-amino boronate esters from N-tert-butanesulfinyl aldimines". . p. 6910 - 6911. Retrieved 2008/12/22.