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20282-28-4

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20282-28-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 20282-28-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,2,8 and 2 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 20282-28:
(7*2)+(6*0)+(5*2)+(4*8)+(3*2)+(2*2)+(1*8)=74
74 % 10 = 4
So 20282-28-4 is a valid CAS Registry Number.
InChI:InChI=1/C15H16/c1-2-8-13-11-6-7-12-15(13)14-9-4-3-5-10-14/h3-7,9-12H,2,8H2,1H3

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