506448-69-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 506448-69-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,0,6,4,4 and 8 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 506448-69:
(8*5)+(7*0)+(6*6)+(5*4)+(4*4)+(3*8)+(2*6)+(1*9)=157
157 % 10 = 7
So 506448-69-7 is a valid CAS Registry Number.