1621527-49-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1621527-49-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,2,1,5,2 and 7 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1621527-49:
(9*1)+(8*6)+(7*2)+(6*1)+(5*5)+(4*2)+(3*7)+(2*4)+(1*9)=148
148 % 10 = 8
So 1621527-49-8 is a valid CAS Registry Number.