545-49-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 545-49-3 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 5,4 and 5 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 545-49:
(5*5)+(4*4)+(3*5)+(2*4)+(1*9)=73
73 % 10 = 3
So 545-49-3 is a valid CAS Registry Number.
InChI:InChI=1/C29H44O9/c1-14-23(32)24(33)25(34)26(37-14)38-17-6-8-27(2)16(11-17)4-5-19-22(27)20(30)12-28(3)18(7-9-29(19,28)35)15-10-21(31)36-13-15/h10,14,16-20,22-26,30,32-35H,4-9,11-13H2,1-3H3/t14-,16+,17-,18+,19+,20+,22+,23-,24+,25+,26-,27-,28+,29-/m0/s1