pentose

American  

[pen-tohs] / ˈpɛn toʊs /

noun

Chemistry.

1. a monosaccharide containing five atoms of carbon, as xylose, C 5 H 1 0 O 5 , or produced from pentosans by hydrolysis.

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pentose British  

/ ˈpɛntəʊs /

noun

1. any monosaccharide containing five atoms of carbon per molecule: occur mainly in plants and the nucleic acids

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pentose Scientific  

/ pĕn′tōs′ /

1. Any of a class of simple sugars (monosaccharides) having five carbon atoms per molecule. Ribose and deoxyribose are pentoses.

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Etymology

Origin of pentose

First recorded in 1890; from German see pent-, -ose ²

Example Sentences

Each nucleotide is made up of a pentose sugar, a nitrogenous base, and a phosphate group.

From Textbooks • Jun. 9, 2022

Pen, pentose; Hex, hexose; HexA, corresponding sugar acid. bPairs of saponins with the same chemical formula but different retention times.

From Nature • Feb. 7, 2017

Pen, pentose; Hex, hexose; HexA, corresponding sugar acid. bPairs of saponins with the same chemical formula but different retention times.

From Nature • Feb. 7, 2017

Nucleotides are compounds with three building blocks: one or more phosphate groups, a pentose sugar, and a nitrogen- containing base.

From Textbooks • Jun. 19, 2013

They bear the same relation to the pentose sugars as do the dextrosans to glucose, etc.

From The Chemistry of Plant Life by Thatcher, Roscoe Wilfred