103156-77-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 103156-77-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,1,5 and 6 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 103156-77:
(8*1)+(7*0)+(6*3)+(5*1)+(4*5)+(3*6)+(2*7)+(1*7)=90
90 % 10 = 0
So 103156-77-0 is a valid CAS Registry Number.
103156-77-0Relevant articles and documents
PREPARATION OF ESTERS OF AMINO ACIDS AND OF PEPTIDES UNDER MILD CONDITION
Mazurov, A. A.,Antonenko, S. V.,Andronati, S. A.
, p. 208 - 210 (1986)
A new method of obtaining esters of N-protected amino acids and peptides from complexes of their sodium salts with 15-crown-5 that are soluble in organic solvents is proposed.
