132741-68-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 132741-68-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,2,7,4 and 1 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 132741-68:
(8*1)+(7*3)+(6*2)+(5*7)+(4*4)+(3*1)+(2*6)+(1*8)=115
115 % 10 = 5
So 132741-68-5 is a valid CAS Registry Number.
InChI:InChI=1/C50H80O17/c1-24-41(53)35(56-7)21-39(60-24)66-45-27(4)63-47(42(54)46(45)58-9)67-44-26(3)62-40(22-36(44)57-8)65-43-25(2)61-38(20-34(43)51)64-30-12-15-48(5)29(19-30)10-11-33-32(48)13-16-49(6)31(14-17-50(33,49)55)28-18-37(52)59-23-28/h18,24-27,29-36,38-47,51,53-55H,10-17,19-23H2,1-9H3