1340498-98-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1340498-98-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,4,0,4,9 and 8 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1340498-98:
(9*1)+(8*3)+(7*4)+(6*0)+(5*4)+(4*9)+(3*8)+(2*9)+(1*8)=167
167 % 10 = 7
So 1340498-98-7 is a valid CAS Registry Number.
1340498-98-7Relevant articles and documents
Selective N-acylation and N-alkylation of biotin
Pehere, Ashok D.,Abell, Andrew D.
, p. 9514 - 9518 (2012/01/06)
Simple and efficient methodology is presented for the selective acylation and alkylation of biotin at its 3′-nitrogen.
