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130457-20-4

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130457-20-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 130457-20-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,0,4,5 and 7 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 130457-20:
(8*1)+(7*3)+(6*0)+(5*4)+(4*5)+(3*7)+(2*2)+(1*0)=94
94 % 10 = 4
So 130457-20-4 is a valid CAS Registry Number.

130457-20-4Downstream Products

130457-20-4Relevant academic research and scientific papers

A PROGRAMMED FIVE-MEMBERED CYCLIC PHOSPHORYLATING REAGENT FOR THE SYNTHESIS OF OLIGONUCLEOTIDES AND ITS USE

Richter, Wolfgang,Karl, Rosmarie,Ugi, Ivar

, p. 3167 - 3172 (1990)

2-Chloro-2,4-dioxo-3-methyl-tetrahydro-1,3,2λ5-thiazaphosphole 1 is introduced as a programmed phosphorylating reagent for oligonucleotide syntheses.The homogeneous phase one-pot synthesis of a crystalline dithymidine derivative is described as an illustration of its application.

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