18843-27-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 18843-27-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,8,8,4 and 3 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 18843-27:
(7*1)+(6*8)+(5*8)+(4*4)+(3*3)+(2*2)+(1*7)=131
131 % 10 = 1
So 18843-27-1 is a valid CAS Registry Number.
InChI:InChI=1/C25H34O7.Na/c1-24-10-9-15(26)11-14(24)3-4-16-17-5-6-18(25(17,2)12-19(27)23(16)24)20(28)13-32-22(31)8-7-21(29)30;/h11,16-19,23,27H,3-10,12-13H2,1-2H3,(H,29,30);/q;+1/p-1/t16?,17?,18-,19+,23?,24+,25+;/m1./s1