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Paraldehyde

Paraldehyde basic information
Synonym: Zhong (b) aldehyde; three polyester aldehyde; Vice-aldehyde
Molecular Formula C6H12O3
MW 132.16
CAS No. 123-63-7
EINECS No. 204-639-8
FEMA: 4010
Paraldehyde physical and chemical properties
Appearance: colorless oily liquid.
Odor: with a pleasant spicy odor. 1% solution has a sweet flavor and the solvent-like aroma of ethyl, with the post-pyrazine-like rhyme, and a mold rot gas and a little pink fragrant flavor and fragrant jam tune.
Density: relative density (water = 1) 0.99; the relative density (Air = 1) 4.55
Melting point? : 12.6 ℃
Boiling point: 124.0 ℃
Flash point: 27 ℃
Refractive index :1.4035-1.4055
Vapor Pressure: 1.33kPa/24 ℃
Solubility: with alcohol, chloroform, ether and oils, soluble in 8 copies of 25 ℃ boiling water, or 17.
With dilute hydrochloric acid a total of heat or by adding a few drops of sulfuric acid that is broken down into acetaldehyde.
Paraldehyde use
Paraldehyde easily broken down into acetaldehyde, acetaldehyde can be used as a stable form of acetaldehyde to facilitate the storage and transportation.
Used as a solvent, used in organic synthesis, rubber accelerator and antioxidant.
For pesticides, Teucrium, pharmaceutical, paint industries.

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One Response to “Paraldehyde”

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    September 3rd, 2010 at 9:30 pm

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