1240599-64-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1240599-64-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,4,0,5,9 and 9 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1240599-64:
(9*1)+(8*2)+(7*4)+(6*0)+(5*5)+(4*9)+(3*9)+(2*6)+(1*4)=157
157 % 10 = 7
So 1240599-64-7 is a valid CAS Registry Number.