unsubstituted

the paint was completely unsubstituted, leaving a raw, unfinished look.

we used an unsubstituted form of the amino acid in the experiment.

the unsubstituted benzene ring provided a stable base for the reaction.

the unsubstituted polymer showed better adhesion properties.

the unsubstituted sugar molecule was crucial for the enzyme's binding.

the unsubstituted peptide chain lacked the necessary modifications.

we analyzed the unsubstituted compound to determine its purity.

the unsubstituted nucleotide was essential for dna replication.

the unsubstituted metal complex exhibited unique catalytic activity.

the unsubstituted aromatic compound was used as a starting material.

the unsubstituted carbon atom allowed for further functionalization.