564-57-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 564-57-8 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 5,6 and 4 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 564-57:
(5*5)+(4*6)+(3*4)+(2*5)+(1*7)=78
78 % 10 = 8
So 564-57-8 is a valid CAS Registry Number.
InChI:InChI=1/C23H29FO6/c1-13(25)30-12-19(28)22(29)9-7-16-17-5-4-14-10-15(26)6-8-20(14,2)23(17,24)18(27)11-21(16,22)3/h4-5,10,16-18,27,29H,6-9,11-12H2,1-3H3/t16-,17-,18-,20-,21-,22-,23?/m0/s1