1648827-65-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1648827-65-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,4,8,8,2 and 7 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1648827-65:
(9*1)+(8*6)+(7*4)+(6*8)+(5*8)+(4*2)+(3*7)+(2*6)+(1*5)=219
219 % 10 = 9
So 1648827-65-9 is a valid CAS Registry Number.