13183-81-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 13183-81-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,3,1,8 and 3 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 13183-81:
(7*1)+(6*3)+(5*1)+(4*8)+(3*3)+(2*8)+(1*1)=88
88 % 10 = 8
So 13183-81-8 is a valid CAS Registry Number.
InChI:InChI=1/C27H41NO5S.Na/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-17-20-28-27(30)24-21-25(34(31,32)33)22-18-15-16-19-23(22)26(24)29;/h15-16,18-19,21,29H,2-14,17,20H2,1H3,(H,28,30)(H,31,32,33);/q;+1/p-1