155950-87-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 155950-87-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,5,9,5 and 0 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 155950-87:
(8*1)+(7*5)+(6*5)+(5*9)+(4*5)+(3*0)+(2*8)+(1*7)=161
161 % 10 = 1
So 155950-87-1 is a valid CAS Registry Number.