869748-78-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 869748-78-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,6,9,7,4 and 8 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 869748-78:
(8*8)+(7*6)+(6*9)+(5*7)+(4*4)+(3*8)+(2*7)+(1*8)=257
257 % 10 = 7
So 869748-78-7 is a valid CAS Registry Number.