1236251-86-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1236251-86-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,3,6,2,5 and 1 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1236251-86:
(9*1)+(8*2)+(7*3)+(6*6)+(5*2)+(4*5)+(3*1)+(2*8)+(1*6)=137
137 % 10 = 7
So 1236251-86-7 is a valid CAS Registry Number.