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82154-74-3

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82154-74-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 82154-74-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,2,1,5 and 4 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 82154-74:
(7*8)+(6*2)+(5*1)+(4*5)+(3*4)+(2*7)+(1*4)=123
123 % 10 = 3
So 82154-74-3 is a valid CAS Registry Number.
InChI:InChI=1/C20H25FO5/c1-17-9-15(24)20(21)11(13(17)8-19(3,26)16(17)25)7-14(23)12-6-10(22)4-5-18(12,20)2/h4-6,11,13-15,23-24,26H,7-9H2,1-3H3/t11-,13-,14+,15-,17-,18-,19+,20?/m0/s1

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