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2',3'-O-carbonyl-5'-O-tosyl-ψ-uridine is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

91298-48-5

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91298-48-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 91298-48-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,2,9 and 8 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 91298-48:
(7*9)+(6*1)+(5*2)+(4*9)+(3*8)+(2*4)+(1*8)=155
155 % 10 = 5
So 91298-48-5 is a valid CAS Registry Number.

91298-48-5Upstream product

91298-48-5Downstream Products

91298-48-5Relevant academic research and scientific papers

A SYNTHESIS OF ψ-CYTIDINE

Pankiewicz, Krzysztof W.,Hirota, Kosaku,Matsuda, Akira,Watanabe, Kyoichi

, p. 227 - 234 (1984)

A practical, seven-step synthesis of 5-(β-D-ribofuranosyl)cytosine (1, ψ-cytidine) was achieved. ψ-uridine was converted into the 2',3'-isopropylidene acetal 2 in 85percent yield.Tosylation of 2 to the 5'-sulfonate 3, followed by deacetonation, afforded 5

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