159121-99-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 159121-99-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,9,1,2 and 1 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 159121-99:
(8*1)+(7*5)+(6*9)+(5*1)+(4*2)+(3*1)+(2*9)+(1*9)=140
140 % 10 = 0
So 159121-99-0 is a valid CAS Registry Number.
InChI:InChI=1/C36H58O9/c1-30(2)13-14-35-19-43-36(23(35)15-30)12-8-22-31(3)10-9-25(45-29-28(42)27(41)26(40)20(17-37)44-29)32(4,18-38)21(31)7-11-33(22,5)34(36,6)16-24(35)39/h8,12,20-29,37-42H,7,9-11,13-19H2,1-6H3/t20-,21?,22?,23+,24-,25?,26-,27+,28-,29+,31+,32?,33-,34+,35?,36?/m1/s1