25254-84-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 25254-84-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,5,2,5 and 4 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 25254-84:
(7*2)+(6*5)+(5*2)+(4*5)+(3*4)+(2*8)+(1*4)=106
106 % 10 = 6
So 25254-84-6 is a valid CAS Registry Number.
InChI:InChI=1/C20H20O7/c1-18-7-11(9-4-6-24-8-9)25-16(21)10(18)3-5-19(2)14(18)12-13-15(26-13)20(19,23)17(22)27-12/h3-4,6,8,11-15,23H,5,7H2,1-2H3/t11-,12+,13+,14+,15+,18-,19-,20-/m1/s1