Deoxythymidine when phosphorylated forms thymine nucleotide that pairs with adenine nucleotide in a DNA molecule. Since thymine nucleotides are precursors of DNA, not RNA, deoxythymidine is simply called thymidine.
IUPAC name: 1-[(2R,4S, 5R)-4-hydroxy-5-(hydroxymethyl)oxolan-2-yl]-5-methylpyrimidine-2,4-dione
Molecular formula: C10H14N2O5
- thymine deoxyriboside
See also: nucleoside.