81566-77-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 81566-77-0 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 7 respectively.
Calculate Digit Verification of CAS Registry Number 81566-77:
(7*8)+(6*1)+(5*5)+(4*6)+(3*6)+(2*7)+(1*7)=150
150 % 10 = 0
So 81566-77-0 is a valid CAS Registry Number.
InChI:InChI=1/C14H19N5O5/c1-23-4-9(20)24-3-7-2-8(12(22)11(7)21)19-6-18-10-13(15)16-5-17-14(10)19/h5-8,11-12,21-22H,2-4H2,1H3,(H2,15,16,17)/t7-,8-,11-,12-/m1/s1