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2',3',5'-tri-O-(4-toluoyl)-N2-acetyl-O6-diphenylcarbamoylguanosine-2',3',5'(R/S)-2H3 is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

219568-89-5

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219568-89-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 219568-89-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,9,5,6 and 8 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 219568-89:
(8*2)+(7*1)+(6*9)+(5*5)+(4*6)+(3*8)+(2*8)+(1*9)=175
175 % 10 = 5
So 219568-89-5 is a valid CAS Registry Number.

219568-89-5Relevant academic research and scientific papers

Synthesis of partially-deuterated 2'-deoxyribonucleoside blocks and their incorporation into an oligo-DNA for simplification of overcrowding and selective enhancement of resolution and sensitivity in the 1H-NMR spectra

Foeldesi, Andras,Maltseva, Tatiana V.,Dinya, Zoltan,Chattopadhyaya, Jyoti

, p. 14487 - 14514 (2007/10/03)

The chemical synthesis of appropriately protected partially-deuterated 2'(R/S),3',5'(R/S)-2H3-2'-deoxyribonucleoside blocks [~43 atoms % 2H at C5'(R), ~57 atom % 2H at C5'(S); ~15 atom % 2H at C2'(R), ~85 atom % 2H at C2'(S) and >99 atom % 2H at C3'] is reported. The availability of these deuterium labelled blocks on large scale has enabled the chemical assemblage of the deuterio isotopomeric 12mer [d(C1G2C3G4A5A6T7T8C9G10C11G12)]2 DNA duplex by standard solid-phase synthesis protocol in order to demonstrate the usefulness of the new 'NMR-window III' approach.

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