13885-31-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 13885-31-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,3,8,8 and 5 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 13885-31:
(7*1)+(6*3)+(5*8)+(4*8)+(3*5)+(2*3)+(1*1)=119
119 % 10 = 9
So 13885-31-9 is a valid CAS Registry Number.
InChI:InChI=1/C27H36O3/c1-3-26(28)30-20-10-12-21-18(17-20)9-11-23-22(21)15-16-27(2)24(23)13-14-25(27)29-19-7-5-4-6-8-19/h7,10,12,17,22-25H,3-6,8-9,11,13-16H2,1-2H3/t22-,23-,24+,25?,27+/m1/s1