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40364-84-9

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40364-84-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 40364-84-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,3,6 and 4 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 40364-84:
(7*4)+(6*0)+(5*3)+(4*6)+(3*4)+(2*8)+(1*4)=99
99 % 10 = 9
So 40364-84-9 is a valid CAS Registry Number.

40364-84-9Downstream Products

40364-84-9Relevant articles and documents

Preparation and antiviral properties of new acyclic, achiral nucleoside analogues: 1- or 9-[3-hydroxy-2-(hydroxymethyl)prop-1-enyl]nucleobases and 1- or 9-[2,3-dihydroxy-2-(hydroxymethyl)propyl]nucleobases.

Boesen, Thomas,Madsen, Christian,Pedersen, Daniel Sejer,Nielsen, Brian M,Petersen, Asger B,Petersen, Michael A,Munck, Michael,Henriksen, Ulla,Nielsen, Claus,Dahl, Otto

, p. 1245 - 1254 (2004)

Acyclic, achiral nucleoside derivatives 1b-e of adenine, cytosine, 5-methylcytosine, and guanine, containing a 3-hydroxy-2-(hydroxymethyl)prop-1-enyl group on N-1 or N-9, have been prepared analogously to the previously described thymine derivative 1a. In contrast to the adenine and guanine derivatives, the cytosine derivative 9 was unstable, and was obtained in a low yield due to side reactions. These include cleavage of the propenyl group from the base, and the formation of a bicyclic compound. The thymine derivative, although stable under neutral conditions, likewise underwent a reversible cyclization reaction (Michael addition) in the presence of acids or bases. The 5-methylcytosine derivative was stable under neutral and basic conditions. Four other nucleoside derivatives 26a-d containing a 2,3-dihydroxy-2-(hydroxymethyl)propyl group on N-1 or N-9, three of which are new, have likewise been prepared. All compounds were evaluated as antiviral agents against HIV-1 and HSV-1 but were devoid of antiviral activity.

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