39669-48-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 39669-48-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,9,6,6 and 9 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 39669-48:
(7*3)+(6*9)+(5*6)+(4*6)+(3*9)+(2*4)+(1*8)=172
172 % 10 = 2
So 39669-48-2 is a valid CAS Registry Number.
InChI:InChI=1/C18H21Br2N3/c19-12-4-14-23(15-5-13-20)18-10-8-17(9-11-18)22-21-16-6-2-1-3-7-16/h1-3,6-11H,4-5,12-15H2/b22-21+