88887-99-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 88887-99-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,8,8,8 and 7 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 88887-99:
(7*8)+(6*8)+(5*8)+(4*8)+(3*7)+(2*9)+(1*9)=224
224 % 10 = 4
So 88887-99-4 is a valid CAS Registry Number.
InChI:InChI=1/C13H19F3N2O9P2/c1-9(6-7-26-29(23,24)27-28(20,21)22)4-3-5-10(2)8-25-12(19)11(18-17)13(14,15)16/h5-6H,3-4,7-8H2,1-2H3,(H3-,19,20,21,22,23,24)/b9-6+,10-5+,12-11+