118498-93-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 118498-93-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,8,4,9 and 8 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 118498-93:
(8*1)+(7*1)+(6*8)+(5*4)+(4*9)+(3*8)+(2*9)+(1*3)=164
164 % 10 = 4
So 118498-93-4 is a valid CAS Registry Number.
InChI:InChI=1/C58H83NO18/c1-11-12-16-27-46-57(6,7)54(65)55(75-48(63)30-39-24-17-15-18-25-39)58(67,77-46)40(34-71-49-33-45(69-9)53(38(5)73-49)76-50-32-44(68-8)51(64)37(4)72-50)56(66)59-29-22-21-23-35(2)52(70-10)36(3)43-31-41(60)42(74-43)26-19-13-14-20-28-47(61)62/h11-28,36-38,40-46,49-55,60,64-65,67H,29-34H2,1-10H3,(H,59,66)(H,61,62)/b12-11+,14-13+,22-21+,26-19+,27-16+,28-20+,35-23+