63834-19-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 63834-19-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,3,8,3 and 4 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 63834-19:
(7*6)+(6*3)+(5*8)+(4*3)+(3*4)+(2*1)+(1*9)=135
135 % 10 = 5
So 63834-19-5 is a valid CAS Registry Number.
InChI:InChI=1/C18H18N2OS/c21-18(13-19-11-5-6-12-19)20-14-7-1-3-9-16(14)22-17-10-4-2-8-15(17)20/h1-4,7-10H,5-6,11-13H2