1201645-84-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1201645-84-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,0,1,6,4 and 5 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1201645-84:
(9*1)+(8*2)+(7*0)+(6*1)+(5*6)+(4*4)+(3*5)+(2*8)+(1*4)=112
112 % 10 = 2
So 1201645-84-2 is a valid CAS Registry Number.