26764-86-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 26764-86-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,6,7,6 and 4 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 26764-86:
(7*2)+(6*6)+(5*7)+(4*6)+(3*4)+(2*8)+(1*6)=143
143 % 10 = 3
So 26764-86-3 is a valid CAS Registry Number.