156857-59-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 156857-59-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,6,8,5 and 7 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 156857-59:
(8*1)+(7*5)+(6*6)+(5*8)+(4*5)+(3*7)+(2*5)+(1*9)=179
179 % 10 = 9
So 156857-59-9 is a valid CAS Registry Number.
InChI:InChI=1/C40H68O14/c1-19(18-50-36-34(47)32(45)30(43)27(16-41)52-36)8-13-40(49-5)20(2)29-26(54-40)15-25-23-7-6-21-14-22(9-11-38(21,3)24(23)10-12-39(25,29)4)51-37-35(48)33(46)31(44)28(17-42)53-37/h19-37,41-48H,6-18H2,1-5H3/t19?,20-,21+,22-,23+,24-,25-,26-,27+,28+,29-,30+,31+,32-,33-,34+,35+,36+,37+,38-,39-,40?/m0/s1