98159-91-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 98159-91-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,8,1,5 and 9 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 98159-91:
(7*9)+(6*8)+(5*1)+(4*5)+(3*9)+(2*9)+(1*1)=182
182 % 10 = 2
So 98159-91-2 is a valid CAS Registry Number.
InChI:InChI=1/C19H28ClN5O2/c1-3-24-18(15(2)26)21-25(19(24)27)10-4-9-22-11-13-23(14-12-22)17-7-5-16(20)6-8-17/h5-8,15,26H,3-4,9-14H2,1-2H3