306951-45-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 306951-45-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,0,6,9,5 and 1 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 306951-45:
(8*3)+(7*0)+(6*6)+(5*9)+(4*5)+(3*1)+(2*4)+(1*5)=141
141 % 10 = 1
So 306951-45-1 is a valid CAS Registry Number.