(S)-2-{(R)-2-[((S)-2-tert-Butoxycarbonylamino-propionyl)-methyl-amino]-3-[4-(tert-butyl-dimethyl-silanyloxy)-3-iodo-phenyl]-propionylamino}-propionic acid

Base Information

Chemical Name:(S)-2-{(R)-2-[((S)-2-tert-Butoxycarbonylamino-propionyl)-methyl-amino]-3-[4-(tert-butyl-dimethyl-silanyloxy)-3-iodo-phenyl]-propionylamino}-propionic acid
CAS No.:156706-63-7
Molecular Formula:C₂₇H₄₄IN₃O₇Si
Molecular Weight:677.652
Hs Code.:

(S)-2-{(R)-2-[((S)-2-tert-Butoxycarbonylamino-propionyl)-methyl-amino]-3-[4-(tert-butyl-dimethyl-silanyloxy)-3-iodo-phenyl]-propionylamino}-propionic acid

Synonyms:(S)-2-{(R)-2-[((S)-2-tert-Butoxycarbonylamino-propionyl)-methyl-amino]-3-[4-(tert-butyl-dimethyl-silanyloxy)-3-iodo-phenyl]-propionylamino}-propionic acid

Suppliers and Price of (S)-2-{(R)-2-[((S)-2-tert-Butoxycarbonylamino-propionyl)-methyl-amino]-3-[4-(tert-butyl-dimethyl-silanyloxy)-3-iodo-phenyl]-propionylamino}-propionic acid

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

Manufacturers and distributors:

Manufacture/Brand
Chemicals and raw materials
Packaging
price

Total 0 raw suppliers

Chemical Property of (S)-2-{(R)-2-[((S)-2-tert-Butoxycarbonylamino-propionyl)-methyl-amino]-3-[4-(tert-butyl-dimethyl-silanyloxy)-3-iodo-phenyl]-propionylamino}-propionic acid

Chemical Property:

Purity/Quality:

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:

Useful:

Technology Process of (S)-2-{(R)-2-[((S)-2-tert-Butoxycarbonylamino-propionyl)-methyl-amino]-3-[4-(tert-butyl-dimethyl-silanyloxy)-3-iodo-phenyl]-propionylamino}-propionic acid

There total 8 articles about (S)-2-{(R)-2-[((S)-2-tert-Butoxycarbonylamino-propionyl)-methyl-amino]-3-[4-(tert-butyl-dimethyl-silanyloxy)-3-iodo-phenyl]-propionylamino}-propionic acid 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: 95.0%

: 156706-61-5
(S)-2-{(R)-2-[((S)-2-tert-Butoxycarbonylamino-propionyl)-methyl-amino]-3-[4-(tert-butyl-dimethyl-silanyloxy)-3-iodo-phenyl]-propionylamino}-propionic acid 2,2,2-trichloro-ethyl ester

: 156706-63-7
(S)-2-{(R)-2-[((S)-2-tert-Butoxycarbonylamino-propionyl)-methyl-amino]-3-[4-(tert-butyl-dimethyl-silanyloxy)-3-iodo-phenyl]-propionylamino}-propionic acid

Guidance literature:: With ammonium acetate; zinc; In tetrahydrofuran; for 16h; Ambient temperature;
DOI:10.1016/S0040-4039(00)75846-1

Reference yield:

: 119706-75-1
(R)-2-(tert-butoxycarbonylamino)-3-(4-((tert-butyldimethylsilyl)oxy)phenyl)propanoic acid

: 156706-63-7
(S)-2-{(R)-2-[((S)-2-tert-Butoxycarbonylamino-propionyl)-methyl-amino]-3-[4-(tert-butyl-dimethyl-silanyloxy)-3-iodo-phenyl]-propionylamino}-propionic acid

Guidance literature:: Multi-step reaction with 6 steps

1: 1) 1,7 M Bu^tLi in pentane / 1) THF, -78 deg C, 30 min, 2) THF, -78 deg C to RT, 7.5 h

2: 79 percent / diethyl phosphonocyanide, Et₃N / dimethylformamide / 0 deg C, 30 min; RT, 16 h

3: TMSOTf / CH₂Cl₂ / 1.5 h / 0 °C

4: bis(2-oxo-3-oxazolidinyl)phosphonic chloride, Et₃N / CH₂Cl₂ / 72 h / 4 °C

5: 99 percent / I₂, Hg(OAc)2 / acetic acid / 24 h / 45 °C

6: 95 percent / 1 N NH₄OAc in H₂O, Zn / tetrahydrofuran / 18 h / Ambient temperature

With diethyl cyanophosphonate; trimethylsilyl trifluoromethanesulfonate; mercury(II) diacetate; ammonium acetate; iodine; tert.-butyl lithium; bis-(2-oxo-3-oxazolidinyl)phosphoryl chloride; triethylamine; zinc; In tetrahydrofuran; dichloromethane; acetic acid; N,N-dimethyl-formamide;
DOI:10.3987/COM-97-S41

Reference yield:

: 119706-71-7
N-(tert-butoxycarbonyl)-O-[tert-butyl(dimethyl)silyl]-N-methyl-D-tyrosine

: 156706-63-7
(S)-2-{(R)-2-[((S)-2-tert-Butoxycarbonylamino-propionyl)-methyl-amino]-3-[4-(tert-butyl-dimethyl-silanyloxy)-3-iodo-phenyl]-propionylamino}-propionic acid

Guidance literature:: Multi-step reaction with 5 steps

1: 79 percent / diethyl phosphonocyanide, Et₃N / dimethylformamide / 0 deg C, 30 min; RT, 16 h

2: TMSOTf / CH₂Cl₂ / 1.5 h / 0 °C

3: bis(2-oxo-3-oxazolidinyl)phosphonic chloride, Et₃N / CH₂Cl₂ / 72 h / 4 °C

4: 99 percent / I₂, Hg(OAc)2 / acetic acid / 24 h / 45 °C

5: 95 percent / 1 N NH₄OAc in H₂O, Zn / tetrahydrofuran / 18 h / Ambient temperature

With diethyl cyanophosphonate; trimethylsilyl trifluoromethanesulfonate; mercury(II) diacetate; ammonium acetate; iodine; bis-(2-oxo-3-oxazolidinyl)phosphoryl chloride; triethylamine; zinc; In tetrahydrofuran; dichloromethane; acetic acid; N,N-dimethyl-formamide;
DOI:10.3987/COM-97-S41