139953-32-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 139953-32-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,9,5 and 3 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 139953-32:
(8*1)+(7*3)+(6*9)+(5*9)+(4*5)+(3*3)+(2*3)+(1*2)=165
165 % 10 = 5
So 139953-32-5 is a valid CAS Registry Number.
InChI:InChI=1/C27H46O2/c1-17(2)7-6-8-18(3)25-24(29)16-23-21-10-9-19-15-20(28)11-13-26(19,4)22(21)12-14-27(23,25)5/h16-22,24-25,28-29H,6-15H2,1-5H3/t18-,19+,20+,21-,22+,24-,25+,26+,27+/m1/s1