alizarin

/ə'lizərin/ Cách viết khác : (alizarine) /ə'lizərin/

Thân thiện

The artist mixes alizarin pigment into a small dish of oil medium.

Definition

Noun: 1. An orange-red crystalline compound: A chemical substance, originally derived from the root of the madder plant, used primarily in the manufacture of red dyes and pigments.

Usage

• Alizarin is a key component in the production of certain artist's paints and textile dyes.
• Historically, alizarin was a crucial natural dye before being synthesized in the laboratory.
• The chemical structure of alizarin allows it to bind strongly to fabrics treated with a mordant.

Examples

• The chemist synthesized alizarin to create a vibrant, colorfast red pigment.
• Alizarin crimson is a famous paint color named after this compound.
• The discovery of synthetic alizarin in the 19th century revolutionized the dye industry.

Advanced Usage

• Alizarin Red S: A modified form of alizarin used as a biological stain to detect calcium deposits in tissues.
• Alizarin complexone: A chemical reagent used in analytical chemistry for the spectrophotometric determination of certain metal ions.

Variants and Related Words

• Alizarine: An alternative, less common spelling for alizarin.
• Alizarin crimson: The name of the specific red pigment made from alizarin.

Synonyms

• Mordant dye (specifically when referring to its dyeing property)
• 1,2-dihydroxyanthraquinone (its systematic chemical name)

Related Phrases and Terms

• Alizarin dye: A dye made from or using alizarin as its colorant.
• Alizarin yellow: A related compound used as a pH indicator, turning yellow in acidic conditions and red in alkaline conditions.

Học thuật

Noun

1. an orange-red crystalline compound used in making red pigments and in dyeing

Từ đồng nghĩa

• alizarine