138865-77-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 138865-77-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,8,8,6 and 5 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 138865-77:
(8*1)+(7*3)+(6*8)+(5*8)+(4*6)+(3*5)+(2*7)+(1*7)=177
177 % 10 = 7
So 138865-77-7 is a valid CAS Registry Number.
InChI:InChI=1/C51H65BrN8O15/c1-29(2)25-73-50(70)59-43(30(3)4)47(66)58-39(28-72-26-32-9-6-5-7-10-32)46(65)55-36(20-21-41(53)61)44(63)56-37(24-42(54)62)45(64)57-38(48(67)60-22-8-11-40(60)49(68)69)23-31-14-18-35(19-15-31)75-51(71)74-27-33-12-16-34(52)17-13-33/h5-7,9-10,12-19,29-30,36-40,43H,8,11,20-28H2,1-4H3,(H2,53,61)(H2,54,62)(H,55,65)(H,56,63)(H,57,64)(H,58,66)(H,59,70)(H,68,69)/t36-,37-,38-,39-,40-,43-/m0/s1