Sunday, October 13, 2013

BOC-L-Asparagine nature of the introduction




Chinese Name : BOC-L- asparagine
Chinese Synonyms : N- t- butoxycarbonyl -L- asparagine ; BOC-L- asparagine ; N (α) - tert- butoxycarbonyl -L- asparagine ; protected amino acid ; BOC-L- asparagine amide ; BOC- asparagine ; N-(Α)-BOC-L- asparagine acid; tert-butoxycarbonyl group - asparagine
Product Name : BOC-L-Asparagine
English Synonyms : T-BUTYLOXYCARBONYL-L-ASPARAGINE; TBOC-L-ASPARAGINE; N-TERT-BUTOXYCARBONYL-L-ASPARAGINE; NT-BUTOXYCARBONYL-L-ASPARAGINE; NT-BOC-L-ASPARAGINE; N2-[(1,1 -Dimethylethoxy) carbonyl]-L-asparagine; NALPHA-BOC-L-ASPARAGINE; N-ALPHA-T-BOC-L-ASPARAGINE
CAS No. : 7536-55-2
Molecular formula : C9H16N2O5
Molecular Weight: 232.23
EINECS Number: 231-405-2
Related Categories : Amino Acid Derivatives; Amino Acids; amino acids ; Asparagine [Asn, N]; Boc-Amino Acids and Derivative; Amino Acids (N-Protected); Biochemistry; Boc-Amino Acids; Boc-Amino acid series; amino acids and their derivatives ; biochemical reagents ; biochemicals ; amino acids ; Heterocycles
Mol File : 7536-55-2.mol
Melting point 175 ° C (dec.) (lit.)
Refractive index -7 ° (C = 1, DMF)
Storage conditions -20 ° C
Chemical Properties white crystalline substance ; soluble in DMF, insoluble in petroleum ether ; decomposition point of 175-180 ℃; Specific rotation [α] 20D-9 ° (0.5-2 mg / ml, DMF).
Use for peptide synthesis , as protected amino acids monomers.
Production methods with tert -butoxycarbonyl chloride ( or azide ) and L- asparagine as a raw material, and then acidified with citric acid acylation , recrystallization products.


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