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56177-40-3

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56177-40-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 56177-40-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,6,1,7 and 7 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 56177-40:
(7*5)+(6*6)+(5*1)+(4*7)+(3*7)+(2*4)+(1*0)=133
133 % 10 = 3
So 56177-40-3 is a valid CAS Registry Number.
InChI:InChI=1/C9H6Cl3NO3/c10-9(11,12)8(16)13-6-3-1-5(2-4-6)7(14)15/h1-4H,(H,13,16)(H,14,15)

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