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845790-56-9

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845790-56-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 845790-56-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,4,5,7,9 and 0 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 845790-56:
(8*8)+(7*4)+(6*5)+(5*7)+(4*9)+(3*0)+(2*5)+(1*6)=209
209 % 10 = 9
So 845790-56-9 is a valid CAS Registry Number.
InChI:InChI=1/C10H8ClFO3/c1-2-15-10(14)9(13)6-3-4-7(11)8(12)5-6/h3-5H,2H2,1H3

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