89991-62-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 89991-62-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,9,9,9 and 1 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 89991-62:
(7*8)+(6*9)+(5*9)+(4*9)+(3*1)+(2*6)+(1*2)=208
208 % 10 = 8
So 89991-62-8 is a valid CAS Registry Number.
InChI:InChI=1/C24H30N8O7/c25-23(26)27-12-4-7-19(30-17-8-10-18(11-9-17)32(37)38)22(35)31-21(34)14-28-20(33)13-29-24(36)39-15-16-5-2-1-3-6-16/h1-3,5-6,8-11,19,30H,4,7,12-15H2,(H,28,33)(H,29,36)(H4,25,26,27)(H,31,34,35)/t19-/m0/s1