1076689-72-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1076689-72-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,7,6,6,8 and 9 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1076689-72:
(9*1)+(8*0)+(7*7)+(6*6)+(5*6)+(4*8)+(3*9)+(2*7)+(1*2)=199
199 % 10 = 9
So 1076689-72-9 is a valid CAS Registry Number.