91254-90-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 91254-90-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,2,5 and 4 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 91254-90:
(7*9)+(6*1)+(5*2)+(4*5)+(3*4)+(2*9)+(1*0)=129
129 % 10 = 9
So 91254-90-9 is a valid CAS Registry Number.
InChI:InChI=1/C37H75N2O5P/c1-4-6-8-10-12-14-16-18-20-22-24-26-28-30-36(40)35(34-44-45(42,43)33-32-38-3)39-37(41)31-29-27-25-23-21-19-17-15-13-11-9-7-5-2/h28,30,35-36,38,40H,4-27,29,31-34H2,1-3H3,(H,39,41)(H,42,43)/b30-28+/t35-,36+/m0/s1