133763-19-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 133763-19-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,3,7,6 and 3 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 133763-19:
(8*1)+(7*3)+(6*3)+(5*7)+(4*6)+(3*3)+(2*1)+(1*9)=126
126 % 10 = 6
So 133763-19-6 is a valid CAS Registry Number.
InChI:InChI=1/C19H15N5O/c1-23-17-12-15(14-8-4-2-5-9-14)13-20-18(17)21-19(23)24(25)22-16-10-6-3-7-11-16/h2-13H,1H3/b24-22-