The molecule is a pyrimidine 2'-deoxyribonucleoside that is 2'-deoxyuridine in which the hydrogen at position 5 has been replaced by a 2-aminoethyl group. It is a thymidine hypermodification replacing 30% of thymidine in the DNA of the Pseudomonas phage M6. It is a pyrimidine 2'-deoxyribonucleoside and a primary amino compound. It derives from a 2'-deoxyuridine.
5-(2-aminoethyl)-1-[(2R,4S,5R)-4-hydroxy-5-(hydroxymethyl)oxolan-2-yl]pyrimidine-2,4-dione