63978-33-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 63978-33-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,3,9,7 and 8 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 63978-33:
(7*6)+(6*3)+(5*9)+(4*7)+(3*8)+(2*3)+(1*3)=166
166 % 10 = 6
So 63978-33-6 is a valid CAS Registry Number.
InChI:InChI=1/C17H21ClN4O2/c1-23-14-4-3-13(11-15(14)24-2)12-21-7-9-22(10-8-21)17-6-5-16(18)19-20-17/h3-6,11H,7-10,12H2,1-2H3