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Phenoxy-acetic acid (2R,3S,5R)-2-[bis-(4-methoxy-phenyl)-phenyl-methoxymethyl]-5-[5-methyl-4-(4-nitro-phenylsulfanyl)-2-oxo-2H-pyrimidin-1-yl]-tetrahydro-furan-3-yl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

142409-76-5

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142409-76-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 142409-76-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,2,4,0 and 9 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 142409-76:
(8*1)+(7*4)+(6*2)+(5*4)+(4*0)+(3*9)+(2*7)+(1*6)=115
115 % 10 = 5
So 142409-76-5 is a valid CAS Registry Number.

142409-76-5Relevant academic research and scientific papers

Straightforward Preparation and Use in Oligodeoxynucleotide Synthesis of 5'-O-(4,4'-Dimethoxytrityl)-4-Thiothymidine

Nikiforov, Theo T.,Conolly, Bernard A.

, p. 2379 - 2382 (1992)

The title compound was prepared in four steps and 62percent yield from thymidine.After incorporation into synthetic oligodeoxynucleotides, the S-(2-cyanoethyl) group was removed by treatment with DBU in CH3CN to give products containing 4-thiothymidine residues.

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