172787-73-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 172787-73-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,2,7,8 and 7 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 172787-73:
(8*1)+(7*7)+(6*2)+(5*7)+(4*8)+(3*7)+(2*7)+(1*3)=174
174 % 10 = 4
So 172787-73-4 is a valid CAS Registry Number.
InChI:InChI=1/C41H74N7O18P3S/c1-25(2)11-8-12-26(3)13-9-14-27(4)15-10-16-28(5)32(50)40(54)70-20-19-43-30(49)17-18-44-38(53)35(52)41(6,7)22-63-69(60,61)66-68(58,59)62-21-29-34(65-67(55,56)57)33(51)39(64-29)48-24-47-31-36(42)45-23-46-37(31)48/h23-29,32-35,39,50-52H,8-22H2,1-7H3,(H,43,49)(H,44,53)(H,58,59)(H,60,61)(H2,42,45,46)(H2,55,56,57)/t26-,27-,28+,29-,32?,33-,34-,35?,39-/m1/s1