2495-54-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 2495-54-7 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,4,9 and 5 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 2495-54:
(6*2)+(5*4)+(4*9)+(3*5)+(2*5)+(1*4)=97
97 % 10 = 7
So 2495-54-7 is a valid CAS Registry Number.
InChI:InChI=1/C21H21NO8/c1-10(23)22(30-21-18(26)16(24)17(25)19(29-21)20(27)28)13-6-7-15-12(9-13)8-11-4-2-3-5-14(11)15/h2-7,9,16-19,21,24-26H,8H2,1H3,(H,27,28)/t16-,17-,18+,19-,21-/m0/s1