73248-91-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 73248-91-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,3,2,4 and 8 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 73248-91:
(7*7)+(6*3)+(5*2)+(4*4)+(3*8)+(2*9)+(1*1)=136
136 % 10 = 6
So 73248-91-6 is a valid CAS Registry Number.
InChI:InChI=1/C22H26O11/c23-11-21(27)22(28,29)17(25)16(24)20(33-21)32-19-15-12(8-9-30-19)6-7-14(15)10-31-18(26)13-4-2-1-3-5-13/h1-5,7-9,12,15-17,19-20,23-25,27-29H,6,10-11H2/t12-,15+,16+,17+,19?,20-,21+/m0/s1