57498-84-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 57498-84-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,4,9 and 8 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 57498-84:
(7*5)+(6*7)+(5*4)+(4*9)+(3*8)+(2*8)+(1*4)=177
177 % 10 = 7
So 57498-84-7 is a valid CAS Registry Number.
InChI:InChI=1/C22H26O9/c1-10(5-6-27-12(3)24)20(25)29-15-8-22(4)19(31-22)18-17(30-18)13(9-23)7-14-16(15)11(2)21(26)28-14/h5,7,14-19,23H,2,6,8-9H2,1,3-4H3/b10-5-,13-7-/t14-,15-,16+,17+,18+,19-,22-/m1/s1