98665-15-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 98665-15-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,8,6,6 and 5 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 98665-15:
(7*9)+(6*8)+(5*6)+(4*6)+(3*5)+(2*1)+(1*5)=187
187 % 10 = 7
So 98665-15-7 is a valid CAS Registry Number.
InChI:InChI=1/C32H42O9/c1-15(11-18(34)12-16(2)28(39)40)19-13-23(37)32(8)24-20(35)14-21-29(4,5)22(36)9-10-30(21,6)25(24)26(38)27(31(19,32)7)41-17(3)33/h15-16,19,21,27H,9-14H2,1-8H3,(H,39,40)/t15-,16?,19-,21+,27-,30+,31+,32+/m1/s1