158532-77-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 158532-77-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,8,5,3 and 2 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 158532-77:
(8*1)+(7*5)+(6*8)+(5*5)+(4*3)+(3*2)+(2*7)+(1*7)=155
155 % 10 = 5
So 158532-77-5 is a valid CAS Registry Number.