ester group

USAGE SUMMARY

Sentence The word "ester group" is correct, and can be used in written English.
An example sentence using the term might be, "Ester group functionalization is a common technique in organic synthesis."

✓ Grammatically correct

Science

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

It is composed of two amino acids and a methyl ester group.

The New York Times

K1 is an analog of KO143 without the ester group.

Drug Metabolism and Pharmacokinetics

Characterization using FT-IR confirmed total hydrolysis of the ester group.

Polymer

When the ester group is located in the inner position, smectic mesophases have been observed.

Polymer

ester group content plot compared to those calculated using Van Krevelen's group contribution method.

Polymer

results showed that the addition of an ester group increased the thermal stability of polyurethanes.

Polymer

It consists of a nitrated ester group and an ether linkage.

Polymer

It is essentially an estradiol molecule linked to nor-nitrogen mustard through a carbamate ester group.

xPharm: The Comprehensive Pharmacology Reference

A fluorescent dye was conjugated to the polymer chains via the active ester group.

Colloids and Surfaces B: Biointerfaces

Presence of both ether and ester group in the alkyl chain facilitates its interaction strength.

Minerals Engineering

Ester group can be easily transformed to hydroxyl group by hydrolysis reaction.

Tetrahedron Letters

Expert writing Tips

Best practice

When describing chemical structures, use "ester group" to clearly and accurately identify the presence of this functional group. Specify the ester group by naming alkyl or aryl substituents when greater precision is needed (e.g. "methyl ester group", "phenyl ester group").

Common error

Avoid using "ester group" interchangeably with other carbonyl-containing groups like ketones or carboxylic acids. While related, their chemical properties and reactivity differ significantly. Be precise in your terminology to ensure accurate communication.

Linguistic Context

The phrase "ester group" functions primarily as a noun phrase in scientific and chemical contexts. As supported by examples in Ludwig, it is used to identify and specify a particular functional group within a molecule. As Ludwig AI highlights, the expression is considered correct.

Expression frequency: Very common

Frequent in

Science

95%

Encyclopedias

3%

News & Media

2%

Less common in

Formal & Business

0%

Reference

0%

Wiki

0%

Ludwig's WRAP-UP

The phrase "ester group" is a correct and commonly used noun phrase in scientific and technical contexts. Ludwig AI validates its grammatical correctness and frequent usage. Primarily employed to identify and categorize a specific chemical functional group, it maintains a formal and scientific register. Its occurrence is heavily concentrated within scientific literature. Related phrases include "ester moiety" and "ester functional group", offering subtle variations in emphasis. When using this phrase, it's crucial to differentiate it from other carbonyl groups to ensure accuracy. As such, "ester group" represents an essential term in the lexicon of chemistry and related fields.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

ester moiety

Replaces "group" with a more formal term, "moiety", referring to a specific section of a molecule with specific chemical properties.

ester functional group

Adds the adjective "functional", specifying the chemical behavior.

carboxylic ester group

Adds "carboxylic" to define the ester's origin in a carboxylic acid.

ester fragment

Replaces "group" with "fragment", referring to a portion of a larger molecule.

ester substituent

Emphasizes the ester's role as a chemical group attached to a core structure.

ester side chain

Highlights the ester's presence as a branch off the main molecular chain.

ester linkage

Focuses on the bond connecting the ester to the rest of the molecule.

ester functionality

Highlights the chemical reactivity or behavior contributed by the ester.

ester compound

Emphasizes the ester as the principal chemical constituent.

ester component

Highlights the ester as one part of a mixture or larger structure.

FAQs

How is an "ester group" formed?

An "ester group" is typically formed through a reaction called esterification, where a carboxylic acid reacts with an alcohol in the presence of an acid catalyst. This process involves the removal of a water molecule.

What are common properties of compounds containing an "ester group"?

Compounds containing an "ester group" often have characteristic fragrances. They are commonly used as flavoring agents and solvents. They are also susceptible to hydrolysis, breaking down in the presence of water.

What is the difference between an "ester group" and an ether group?

An "ester group" contains a carbonyl group (C=O) bonded to an alkoxy group (OR), while an ether group consists of two alkyl or aryl groups connected by an oxygen atom (R-O-R). The carbonyl group in esters significantly affects their reactivity and properties compared to ethers.

What are some examples of molecules containing an "ester group"?

Examples of molecules containing an "ester group" include ethyl acetate (a common solvent), methyl salicylate (oil of wintergreen), and many triglycerides (fats and oils). Many drugs also contain "ester groups".