1307900-64-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1307900-64-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,0,7,9,0 and 0 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1307900-64:
(9*1)+(8*3)+(7*0)+(6*7)+(5*9)+(4*0)+(3*0)+(2*6)+(1*4)=136
136 % 10 = 6
So 1307900-64-6 is a valid CAS Registry Number.