337923-15-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 337923-15-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,3,7,9,2 and 3 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 337923-15:
(8*3)+(7*3)+(6*7)+(5*9)+(4*2)+(3*3)+(2*1)+(1*5)=156
156 % 10 = 6
So 337923-15-6 is a valid CAS Registry Number.