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474-20-4

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474-20-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 474-20-4 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 4,7 and 4 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 474-20:
(5*4)+(4*7)+(3*4)+(2*2)+(1*0)=64
64 % 10 = 4
So 474-20-4 is a valid CAS Registry Number.
InChI:InChI=1/C30H54/c1-21(2)11-9-12-22(3)23-15-19-30(8)25-13-14-26-27(4,5)17-10-18-28(26,6)24(25)16-20-29(23,30)7/h21-26H,9-20H2,1-8H3

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