1001648-74-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1001648-74-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,0,1,6,4 and 8 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1001648-74:
(9*1)+(8*0)+(7*0)+(6*1)+(5*6)+(4*4)+(3*8)+(2*7)+(1*4)=103
103 % 10 = 3
So 1001648-74-3 is a valid CAS Registry Number.