25279-68-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 25279-68-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,5,2,7 and 9 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 25279-68:
(7*2)+(6*5)+(5*2)+(4*7)+(3*9)+(2*6)+(1*8)=129
129 % 10 = 9
So 25279-68-9 is a valid CAS Registry Number.
InChI:InChI=1/C32H42O9/c1-16(33)38-22-14-23(39-17(2)34)30(7)20-9-11-29(6)25(19-10-12-37-15-19)26(36)27-32(29,41-27)31(20,8)24(40-18(3)35)13-21(30)28(22,4)5/h10,12,15,20-25,27H,9,11,13-14H2,1-8H3/t20?,21?,22-,23+,24-,25-,27-,29+,30-,31+,32-/m1/s1