1300639-86-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1300639-86-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,0,0,6,3 and 9 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1300639-86:
(9*1)+(8*3)+(7*0)+(6*0)+(5*6)+(4*3)+(3*9)+(2*8)+(1*6)=124
124 % 10 = 4
So 1300639-86-4 is a valid CAS Registry Number.