1092771-07-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1092771-07-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,9,2,7,7 and 1 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1092771-07:
(9*1)+(8*0)+(7*9)+(6*2)+(5*7)+(4*7)+(3*1)+(2*0)+(1*7)=157
157 % 10 = 7
So 1092771-07-7 is a valid CAS Registry Number.