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3993-46-2

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3993-46-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 3993-46-2 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 3,9,9 and 3 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 3993-46:
(6*3)+(5*9)+(4*9)+(3*3)+(2*4)+(1*6)=122
122 % 10 = 2
So 3993-46-2 is a valid CAS Registry Number.
InChI:InChI=1/C16H16Br2O4/c1-8-4-14(20)22-16-9(2)15(21-10(3)19)11(6-13(8)16)5-12(18)7-17/h4,6,12H,5,7H2,1-3H3

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