139953-36-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 139953-36-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,9,5 and 3 respectively; the second part has 2 digits, 3 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 139953-36:
(8*1)+(7*3)+(6*9)+(5*9)+(4*5)+(3*3)+(2*3)+(1*6)=169
169 % 10 = 9
So 139953-36-9 is a valid CAS Registry Number.
InChI:InChI=1/C51H78O17/c1-27-41(54)45(61-9)42(55)46(64-27)68-44-29(3)63-40(25-35(44)60-8)67-43-28(2)62-39(24-34(43)59-7)65-33-18-19-47(5)32(23-33)17-20-50(57)36(47)26-37(66-38(53)16-15-31-13-11-10-12-14-31)48(6)49(56,30(4)52)21-22-51(48,50)58/h10-16,27-30,32-37,39-46,52,54-58H,17-26H2,1-9H3/b16-15+