138913-62-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 138913-62-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,8,9,1 and 3 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 138913-62:
(8*1)+(7*3)+(6*8)+(5*9)+(4*1)+(3*3)+(2*6)+(1*2)=149
149 % 10 = 9
So 138913-62-9 is a valid CAS Registry Number.
InChI:InChI=1/C30H44O4/c1-25(2)19-9-12-29(6)20(27(19,4)11-10-21(25)31)8-7-17-22-23-18(34-24(32)30(23)16-33-30)15-26(22,3)13-14-28(17,29)5/h17-20,22-23H,7-16H2,1-6H3/t17-,18?,19+,20-,22+,23-,26+,27+,28-,29-,30?/m1/s1