83738-92-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 83738-92-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,7,3 and 8 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 83738-92:
(7*8)+(6*3)+(5*7)+(4*3)+(3*8)+(2*9)+(1*2)=165
165 % 10 = 5
So 83738-92-5 is a valid CAS Registry Number.