293751-77-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 293751-77-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,9,3,7,5 and 1 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 293751-77:
(8*2)+(7*9)+(6*3)+(5*7)+(4*5)+(3*1)+(2*7)+(1*7)=176
176 % 10 = 6
So 293751-77-6 is a valid CAS Registry Number.