654053-27-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 654053-27-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,5,4,0,5 and 3 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 654053-27:
(8*6)+(7*5)+(6*4)+(5*0)+(4*5)+(3*3)+(2*2)+(1*7)=147
147 % 10 = 7
So 654053-27-7 is a valid CAS Registry Number.