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170621-40-6

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170621-40-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 170621-40-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,0,6,2 and 1 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 170621-40:
(8*1)+(7*7)+(6*0)+(5*6)+(4*2)+(3*1)+(2*4)+(1*0)=106
106 % 10 = 6
So 170621-40-6 is a valid CAS Registry Number.
InChI:InChI=1/C13H15F3N2O5/c1-3-22-9(19)6-18-12(20)10-11(21-2)8(4-5-17-10)23-7-13(14,15)16/h4-5H,3,6-7H2,1-2H3,(H,18,20)

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