38128-77-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 38128-77-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,8,1,2 and 8 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 38128-77:
(7*3)+(6*8)+(5*1)+(4*2)+(3*8)+(2*7)+(1*7)=127
127 % 10 = 7
So 38128-77-7 is a valid CAS Registry Number.
InChI:InChI=1/C43H58N2O13/c1-20(2)45(11)31(47)19-55-30-18-28-38(51)33-32(30)34-40(26(8)37(33)50)58-43(10,41(34)52)56-17-16-29(54-12)23(5)39(57-27(9)46)25(7)36(49)24(6)35(48)21(3)14-13-15-22(4)42(53)44-28/h13-18,20-21,23-25,29,35-36,39,48-51H,19H2,1-12H3,(H,44,53)/b14-13+,17-16+,22-15+