26772-42-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 26772-42-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,6,7,7 and 2 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 26772-42:
(7*2)+(6*6)+(5*7)+(4*7)+(3*2)+(2*4)+(1*2)=129
129 % 10 = 9
So 26772-42-9 is a valid CAS Registry Number.
InChI:InChI=1/C12H16N2O3/c1-16-10-4-3-8(6-11(10)17-2)5-9-7-13-12(15)14-9/h3-4,6,9H,5,7H2,1-2H3,(H2,13,14,15)