19785-88-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 19785-88-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,7,8 and 5 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 19785-88:
(7*1)+(6*9)+(5*7)+(4*8)+(3*5)+(2*8)+(1*8)=167
167 % 10 = 7
So 19785-88-7 is a valid CAS Registry Number.
InChI:InChI=1/C13H13N3O3/c17-12(9-4-2-1-3-5-9)16-11(13(18)19)6-10-7-14-8-15-10/h1-5,7-8,11H,6H2,(H,14,15)(H,16,17)(H,18,19)/t11-/m0/s1