7224-61-5 Usage
References
Tomita, Kusuda., Chem. Pharm. Bull., (Tokyo), 1, 1, 5 (1953)
Albonico, Kuck, Deulofeu., Chem. Ind., 1580 (1964)
Albonico et aI., J. Chem. Soc., C, 1340 (1966)
Check Digit Verification of cas no
The CAS Registry Mumber 7224-61-5 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 7,2,2 and 4 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 7224-61:
(6*7)+(5*2)+(4*2)+(3*4)+(2*6)+(1*1)=85
85 % 10 = 5
So 7224-61-5 is a valid CAS Registry Number.
InChI:InChI=1/C20H23NO4/c1-21(2)6-5-11-9-17(25-4)20(23)19-13-10-16(24-3)15(22)8-12(13)7-14(21)18(11)19/h8-10,14H,5-7H2,1-4H3,(H-,22,23)/p+1