749897-58-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 749897-58-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,4,9,8,9 and 7 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 749897-58:
(8*7)+(7*4)+(6*9)+(5*8)+(4*9)+(3*7)+(2*5)+(1*8)=253
253 % 10 = 3
So 749897-58-3 is a valid CAS Registry Number.