263765-56-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 263765-56-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,6,3,7,6 and 5 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 263765-56:
(8*2)+(7*6)+(6*3)+(5*7)+(4*6)+(3*5)+(2*5)+(1*6)=166
166 % 10 = 6
So 263765-56-6 is a valid CAS Registry Number.
InChI:InChI=1/C33H38N2O2/c1-24-7-11-27(12-8-24)28-14-13-26-5-4-6-29(22-30(26)21-28)33(36)34-31-15-9-25(10-16-31)23-35(2,3)32-17-19-37-20-18-32/h7-16,21-22,32H,4-6,17-20,23H2,1-3H3/p+1