3-(2,3,5-Tri-O-benzyl-β-D-ribofuranosyl)-5-cyanopyrazole-4-carboxylic acid

Base Information

Chemical Name:3-(2,3,5-Tri-O-benzyl-β-D-ribofuranosyl)-5-cyanopyrazole-4-carboxylic acid
CAS No.:88287-72-3
Molecular Formula:C₃₁H₂₉N₃O₆
Molecular Weight:539.588
Hs Code.:

Synonyms:3-(2,3,5-Tri-O-benzyl-β-D-ribofuranosyl)-5-cyanopyrazole-4-carboxylic acid

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Chemical Property of 3-(2,3,5-Tri-O-benzyl-β-D-ribofuranosyl)-5-cyanopyrazole-4-carboxylic acid

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Technology Process of 3-(2,3,5-Tri-O-benzyl-β-D-ribofuranosyl)-5-cyanopyrazole-4-carboxylic acid

There total 10 articles about 3-(2,3,5-Tri-O-benzyl-β-D-ribofuranosyl)-5-cyanopyrazole-4-carboxylic acid which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 99.0%

: 117452-53-6
4-tert-butyloxycarbonyl-5-cyano-3-(2,3,5-tri-O-benzyl-β-D-ribofuranosyl)pyrazole

: 88287-72-3
3-(2,3,5-Tri-O-benzyl-β-D-ribofuranosyl)-5-cyanopyrazole-4-carboxylic acid

Guidance literature:: With formic acid; at 65 ℃; for 0.333333h;
DOI:10.1016/0008-6215(88)84056-4

Reference yield: 93.0%

: 88287-69-8
Methyl 3-(2,3,5-Tri-O-benzyl-β-D-ribofuranosyl)-5-cyanopyrazole-4-carboxylate

: 88287-72-3
3-(2,3,5-Tri-O-benzyl-β-D-ribofuranosyl)-5-cyanopyrazole-4-carboxylic acid

Guidance literature:: With sodium hydroxide; In methanol; water; for 18h; Heating;
DOI:10.1021/jo00177a028

Reference yield:

: 31083-47-3
Methyl 3-(2,3,5-tri-O-benzyl-β-D-ribofuranosyl)-5-carbamoylpyrazole-4-carboxylate

: 88287-72-3
3-(2,3,5-Tri-O-benzyl-β-D-ribofuranosyl)-5-cyanopyrazole-4-carboxylic acid

Guidance literature:: Multi-step reaction with 2 steps

1: 63 percent / pyridine, trifluoroacetic anhydride / dioxane; tetrahydrofuran / 1.) 0-5 deg C, 45 min, 2.) room temp., 18 h

2: 93 percent / NaOH / methanol; H₂O / 18 h / Heating

With pyridine; sodium hydroxide; trifluoroacetic anhydride; In tetrahydrofuran; 1,4-dioxane; methanol; water;
DOI:10.1021/jo00177a028