U.S. flag

An official website of the United States government

Format
Items per page

Send to:

Choose Destination

Links from PubChem Compound

Items: 8

2.

Heterocyclic Compounds, 2-Ring

A class of heterocyclic compounds that include a two-ring fused structure. Both aromatic and non-aromatic ring structures are included in this category.

Year introduced: 1998

3.

Heterocyclic Compounds

Cyclic compounds that include atoms other than carbon in their ring structure.

4.

Amino Acids, Peptides, and Proteins

Amino acids and chains of amino acids connected by peptide linkages.

Year introduced: 1998

5.

Amino Acids, Essential

Amino acids that are not synthesized by the human body in amounts sufficient to carry out physiological functions. They are obtained from dietary foodstuffs.

Year introduced: 1974

6.

Amino Acids, Branched-Chain

Amino acids which have a branched carbon chain.

Year introduced: 1979

7.

Amino Acids

Organic compounds that generally contain an amino (-NH2) and a carboxyl (-COOH) group. Twenty alpha-amino acids are the subunits which are polymerized to form proteins.

Year introduced: /metabolism was AMINO ACID METABOLISM 1965

8.

Heterocyclic Compounds, Fused-Ring

Multiple ring heterocyclic compounds containing two or more rings that share two atoms and one bond in common.

Year introduced: 2017

Format
Items per page

Send to:

Choose Destination

Supplemental Content

Loading ...