81524-50-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 81524-50-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,5,2 and 4 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 81524-50:
(7*8)+(6*1)+(5*5)+(4*2)+(3*4)+(2*5)+(1*0)=117
117 % 10 = 7
So 81524-50-7 is a valid CAS Registry Number.
InChI:InChI=1/C23H47O7P/c1-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-28-20-23(30-22(2)24)21-29-31(25,26)27/h23H,3-21H2,1-2H3,(H2,25,26,27)/t23-/m1/s1