98791-58-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 98791-58-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,8,7,9 and 1 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 98791-58:
(7*9)+(6*8)+(5*7)+(4*9)+(3*1)+(2*5)+(1*8)=203
203 % 10 = 3
So 98791-58-3 is a valid CAS Registry Number.
InChI:InChI=1/C33H41NO13/c1-13(36)7-23(44-14(2)12-35)47-32-15(3)45-24(9-19(32)34)46-22-11-33(43,16(4)37)10-17-8-18-26(30(41)25(17)22)31(42)28-21(39)6-5-20(38)27(28)29(18)40/h5-6,8,13-15,19,22-24,32,35-36,38-39,41,43H,7,9-12,34H2,1-4H3