24643-94-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 24643-94-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,4,6,4 and 3 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 24643-94:
(7*2)+(6*4)+(5*6)+(4*4)+(3*3)+(2*9)+(1*4)=115
115 % 10 = 5
So 24643-94-5 is a valid CAS Registry Number.
InChI:InChI=1/C22H22O4/c1-5-19-20-11-10-18(26-15(4)24)12-21(20)13(2)22(19)16-6-8-17(9-7-16)25-14(3)23/h6-13H,5H2,1-4H3