56420-47-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 56420-47-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,6,4,2 and 0 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 56420-47:
(7*5)+(6*6)+(5*4)+(4*2)+(3*0)+(2*4)+(1*7)=114
114 % 10 = 4
So 56420-47-4 is a valid CAS Registry Number.
InChI:InChI=1/C20H27NO2/c1-19-18-10-14-5-6-16(22)11-17(14)20(19,7-2-8-23-19)15(12-21-18)9-13-3-4-13/h5-6,11,13,15,18,21-22H,2-4,7-10,12H2,1H3/t15?,18-,19-,20?/m0/s1