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Tos(iPr)-Val-OBzl is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

158038-80-3

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158038-80-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 158038-80-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,8,0,3 and 8 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 158038-80:
(8*1)+(7*5)+(6*8)+(5*0)+(4*3)+(3*8)+(2*8)+(1*0)=143
143 % 10 = 3
So 158038-80-3 is a valid CAS Registry Number.

158038-80-3Downstream Products

158038-80-3Relevant academic research and scientific papers

Redox N-Alkylation of Tosyl Protected Amino Acid and Peptide Esters

Papaioannou, Dionissios,Athanassopoulos, Constantinos,Magafa, Vassiliki,Karamanos, Nikos,Stavropoulos, George,et al.

, p. 324 - 333 (2007/10/02)

Condensation of Nα-tosylated amino acid and peptide esters with alcohols (MeOH, EtOH, iPrOH) in the presence of the triphenylphosphine-diethyl azodicarboxylate adduct produced excellent yields of the corresponding Nα-alkyl

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