81566-72-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 81566-72-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,5,6 and 6 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 81566-72:
(7*8)+(6*1)+(5*5)+(4*6)+(3*6)+(2*7)+(1*2)=145
145 % 10 = 5
So 81566-72-5 is a valid CAS Registry Number.
InChI:InChI=1/C36H58N2O9S/c1-4-5-6-7-8-9-10-11-12-13-14-15-16-22-30(40)28(25-46-36-35(43)34(42)33(41)31(24-39)47-36)37-48(44,45)32-23-18-19-26-27(32)20-17-21-29(26)38(2)3/h16-23,28,30-31,33-37,39-43H,4-15,24-25H2,1-3H3/b22-16+/t28-,30+,31+,33-,34-,35+,36+/m0/s1