17831-98-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 17831-98-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,7,8,3 and 1 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 17831-98:
(7*1)+(6*7)+(5*8)+(4*3)+(3*1)+(2*9)+(1*8)=130
130 % 10 = 0
So 17831-98-0 is a valid CAS Registry Number.
InChI:InChI=1/C19H23ClN2O2S/c1-21(2)8-5-9-22-14-10-13(20)6-7-18(14)25-19-12-17(24-4)16(23-3)11-15(19)22/h6-7,10-12H,5,8-9H2,1-4H3