carboxyl

Thân thiện

A chemist draws the carboxyl group on a whiteboard.

Definition

1. Noun:

   • A carboxyl is the univalent radical -COOH. It is the characteristic functional group of organic acids.

2. Adjective:

   • Carboxyl describes something that is related to or contains the carboxyl group.

Usage

• Noun: Used to name the specific chemical group (-COOH).
  • The carboxyl is responsible for the acidic properties of amino acids.
  • Fatty acids are characterized by a long hydrocarbon chain attached to a carboxyl.
• Adjective: Used to modify nouns related to this chemical group.
  • The carboxyl group is highly polar.
  • This reaction modifies the carboxyl end of the molecule.

Advanced Usage

• "Carboxyl terminus" (or C-terminus): In biochemistry, this refers to the end of a protein or peptide chain that has a free carboxyl group.
  • The sequence was determined starting from the carboxyl terminus.

Variants and Related Words

• Carboxylic acid (n): An organic acid containing one or more carboxyl groups.
  • Acetic acid is a simple carboxylic acid.
• Carboxylate (n): A salt or ester of a carboxylic acid.
  • Sodium acetate is the carboxylate salt of acetic acid.
• Carboxylate (v): To introduce a carboxyl group into a molecule, or to convert into a carboxylate salt.
  • The enzyme helps to carboxylate the substrate.

Synonyms

• Carboxyl group: This is a more descriptive synonym for the noun form.
• -COOH group: The chemical formula is often used synonymously.

Related Phrases / Terms

• Carboxyl functional group: A precise term used in organic chemistry.
• Free carboxyl: Refers to a carboxyl group that is not involved in a peptide or ester bond.

Học thuật

Adjective

1. relating to or containing the carboxyl group or carboxyl radical

Noun

1. the univalent radical -COOH; present in and characteristic of organic acids

Từ đồng nghĩa

• carboxylic
• carboxyl group