1211083-66-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1211083-66-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,1,1,0,8 and 3 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1211083-66:
(9*1)+(8*2)+(7*1)+(6*1)+(5*0)+(4*8)+(3*3)+(2*6)+(1*6)=97
97 % 10 = 7
So 1211083-66-7 is a valid CAS Registry Number.