1287741-87-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1287741-87-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,8,7,7,4 and 1 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1287741-87:
(9*1)+(8*2)+(7*8)+(6*7)+(5*7)+(4*4)+(3*1)+(2*8)+(1*7)=200
200 % 10 = 0
So 1287741-87-0 is a valid CAS Registry Number.