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30992-29-1 2-methyl-2-[(2-methylpropan-2-yl)oxycarbonylamino]propanoic Acid

30992-29-1 2-methyl-2-[(2-methylpropan-2-yl)oxycarbonylamino]propanoic Acid

Boc-Aib-OH Basic information Boc-Aib-OH Chemical Properties Safety Information Boc-Aib-OH Usage And Synthesis Boc-Aib-OH Preparation Products And Raw materials Upstream information 2-aminoisobutyric acid; tert-butyl fluoroformate; 1,4-Dioxane; D-tryptophan; iodomethane;...

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Product Details:

Boc-Aib-OH Basic information

Product Name:

Boc-Aib-OH

Synonyms:

RARECHEM EM WB 0052;N-BOC-2-AMINOISOBUTYRIC ACID;N-ALPHA-T-BUTOXYCARBONYL-ALPHA-AMINOISOBUTYRIC ACID;2-Methyl-2-(tert-butoxycarbonylamino)propionic acid;N-(tert-Butoxycarbonyl)-2-methylalanine;N-(tert-Butoxycarbonyl)-2-methyl-L-alanine;BOC-alpha-Methylalanine,98%;N-ALPHA-T-B

CAS:

30992-29-1

MF:

C9H17NO4

MW:

203.24

EINECS:

250-421-0

Product Categories:

Amino    Acids

Mol File:

30992-29-1.mol

image001.gif


Boc-Aib-OH Chemical Properties

form 

Crystalline Powder

color 

White

Appearance:

Liquid.

Density:

1.103 g/cm3

Melting    Point:

117-121ºC

Boiling    Point:

327.6ºC at 760 mmHg

Flash    Point:

151.9ºC

Storage   Condition:

0-6ºC

BRN 

1953772

InChIKey

VLHQXRIIQSTJCQ-LURJTMIESA-N

CAS DataBase Reference

30992-29-1(CAS    DataBase Reference)


Safety Information


Safety Statements 

24/25

WGK Germany 

3

HazardClass 

IRRITANT

HS Code 

29241990

Safety Statements 

24/25

WGK Germany 

3

HazardClass 

IRRITANT

HS Code 

29241990



Boc-Aib-OH Usage And Synthesis

Chemical Properties

white crystalline powder

Description

Boc-a-Methylalanine is used as a catalyst in the preparation of 2-benzopyranone derivatives (isocoumarin) as well as    arylbenzeneacetic acids.

Uses

Boc-pseudo-Methylalanine is used as a catalyst in the preparation of 2-benzopyranone derivatives(isocoumarin) as well as arylbenzeneacetic acids.

Intermediate as

159752-10-0 MK677(mesylate salt)
     

image003_副本.jpg

Synthesis route

image005_副本.jpg

Reference:

Kondo;Kimura;Sato;Horimoto Bulletin of the Chemical Society of Japan, 1987 ,vol.60,#4 p.1391 - 1397 Smithkline Beckman Corporation Patent: US4876243 A1, 1989 ; US 4876243 A US5332734 A1 Tetrahedron, , vol. 38, # 14 p. 2165 - 2182 Camphausen, Kevin;Sproull, Mary; Tantama, Steve; Venditto, Vincent; Sankineni, Sandeep; Scott,Tamalee; Brechbiel, Martin W. Bioorganic and Medicinal Chemistry, 2004 , vol. 12,#19 p.5133 - 5140 Frerot, Eric;Coste,Jacques; Pantaloni, Antoine; Dufour, Marie-Noelle; Jouin, Patrick Tetrahedron, 1991 , vol. 47, # 2 p. 259 - 270 Principia Biopharma Inc.; Goldstein, David Michael Patent:US8673925 B1,2014;Location in patent: Page/Page column 253

image007_副本.jpg

Reference:

Synthesis, , # 6 p. 607 - 626

image009_副本.jpg

Reference:

Leibfritz, Dieter; Haupt, Erhard; Dubischar, Norbert; Lachmann, Heinrich; Oekonomopulos, Raymond; Jung, Guenther  Tetrahedron, 1982 , vol. 38, # 14 p. 2165 - 2182


Boc-Aib-OH Preparation Products And Raw materials


Upstream information

2-aminoisobutyric acid; tert-butyl fluoroformate; 1,4-Dioxane; D-tryptophan; iodomethane; 2-ISOCYANATO-2-METHYLPROPANOIC ACID METHYL ESTER; tert-butyl N-(2-methyl-1-oxopropan-2-yl)carbamate; 2-(tert-Butoxycarbonyloxyimino)-2-phenylacetonitrile; tert-butyl N-diazocarbamate; Boc-Aib-OEt;


Downtream information

2-aminoisobutyric acid; D-Tryptophan, N-[N-[(1,1-dimethylethoxy)carbonyl]-2-methylalanyl]-; 2-Amino-2-methylpropanamide hydrochloride; tert-butyl N-(1-amino-2-methyl-1-oxopropan-2-yl)carbamate; tert-butyl N-(2-methyl-1-oxopropan-2-yl)carbamate; N-BOC-N,2-Dimethylalanine; 5,5-Dimethylhydantoin; tert-butyl N-(1-hydroxy-2-methylpropan-2-yl)carbamate; 2-methyl-2-[(2-methylpropan-2-yl)oxycarbonylamino]propanoic acid;

 

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