1223527-80-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1223527-80-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,2,3,5,2 and 7 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1223527-80:
(9*1)+(8*2)+(7*2)+(6*3)+(5*5)+(4*2)+(3*7)+(2*8)+(1*0)=127
127 % 10 = 7
So 1223527-80-7 is a valid CAS Registry Number.