1,3-Propanediol: Difference between revisions

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{{Short description|A chemical compound used in the production of polymers}}
{{Short description|A chemical compound used in various industrial applications}}
{{DISPLAYTITLE:1,3-Propanediol}}
{{DISPLAYTITLE:1,3-Propanediol}}


==1,3-Propanediol==
==1,3-Propanediol==
[[File:1,3-Propanediol-Ball&Stick.png|thumb|right|Ball and stick model of 1,3-Propanediol]]
[[File:1,3-Propanediol-Ball&Stick.png|thumb|right|Ball and stick model of 1,3-Propanediol]]
1,3-Propanediol is a [[chemical compound]] with the formula C_H_O_. It is a [[diol]], which means it contains two [[hydroxyl group]]s (-OH) attached to a three-carbon [[alkane]] chain. This compound is a colorless, odorless, and hygroscopic liquid that is miscible with water.
1,3-Propanediol is a [[chemical compound]] with the formula C_H_O_. It is a [[diol]], meaning it contains two [[hydroxyl group]]s (-OH) attached to a three-carbon [[alkane]] chain. This compound is a colorless, odorless, and viscous liquid that is miscible with water.


==Structure and properties==
==Chemical Properties==
1,3-Propanediol has a linear structure with the chemical formula HOCH_CH_CH_OH. The presence of two hydroxyl groups makes it a member of the [[alcohol]] family, specifically a diol. The compound is known for its ability to form strong [[hydrogen bond]]s, which contributes to its high boiling point and solubility in water.
1,3-Propanediol is known for its ability to form strong [[hydrogen bond]]s due to the presence of its hydroxyl groups. This property contributes to its high [[boiling point]] and [[solubility]] in water. The compound is relatively stable but can undergo [[oxidation]] to form [[carboxylic acid]]s.


==Synthesis==
==Production==
1,3-Propanediol can be synthesized through several methods:
1,3-Propanediol can be produced through several methods, including the [[hydration]] of [[acrolein]] and the [[hydrogenation]] of [[acrylic acid]]. More recently, it has been produced through [[biotechnological]] processes using [[microorganism]]s such as [[Escherichia coli]] that have been genetically modified to convert [[glucose]] into 1,3-propanediol.
 
* '''Hydroformylation of ethylene oxide''': This process involves the reaction of [[ethylene oxide]] with [[carbon monoxide]] and [[hydrogen]] to form 3-hydroxypropionaldehyde, which is then hydrogenated to produce 1,3-propanediol.
* '''Fermentation''': Certain [[microorganism]]s can convert [[glycerol]] into 1,3-propanediol through a fermentation process. This method is considered more environmentally friendly and sustainable.
* '''Chemical reduction''': 1,3-Propanediol can also be produced by the reduction of [[acrolein]] using [[hydrogen]] in the presence of a catalyst.


==Applications==
==Applications==
1,3-Propanediol is primarily used in the production of [[polytrimethylene terephthalate]] (PTT), a type of [[polyester]] used in textiles and carpets. It is also used as a building block in the synthesis of other polymers and as a solvent in various industrial applications.
1,3-Propanediol is used in the production of [[polymer]]s, particularly [[polytrimethylene terephthalate]] (PTT), which is used in the manufacture of [[textile]]s and [[carpet]]s. It is also used as a [[solvent]], in [[adhesive]]s, and as an ingredient in [[cosmetic]]s and [[personal care product]]s.


==Safety and handling==
==Safety and Handling==
1,3-Propanediol is generally considered to be of low toxicity. However, as with all chemicals, it should be handled with care, using appropriate [[personal protective equipment]] to avoid skin and eye contact. It should be stored in a cool, dry place away from incompatible substances.
While 1,3-propanediol is generally considered to be of low toxicity, it should be handled with care. Direct contact with the skin or eyes can cause irritation, and ingestion or inhalation of large quantities can be harmful. Appropriate [[personal protective equipment]] should be used when handling this chemical.


==Related pages==
==Related pages==
* [[Diol]]
* [[Diol]]
* [[Polytrimethylene terephthalate]]
* [[Polytrimethylene terephthalate]]
* [[Ethylene glycol]]
* [[Hydrogen bond]]
* [[Glycerol]]
* [[Biotechnology]]


[[Category:Diols]]
[[Category:Diols]]
[[Category:Alcohols]]
[[Category:Industrial chemicals]]
[[Category:Chemical compounds]]

Latest revision as of 05:24, 16 February 2025

A chemical compound used in various industrial applications



1,3-Propanediol[edit]

Ball and stick model of 1,3-Propanediol

1,3-Propanediol is a chemical compound with the formula C_H_O_. It is a diol, meaning it contains two hydroxyl groups (-OH) attached to a three-carbon alkane chain. This compound is a colorless, odorless, and viscous liquid that is miscible with water.

Chemical Properties[edit]

1,3-Propanediol is known for its ability to form strong hydrogen bonds due to the presence of its hydroxyl groups. This property contributes to its high boiling point and solubility in water. The compound is relatively stable but can undergo oxidation to form carboxylic acids.

Production[edit]

1,3-Propanediol can be produced through several methods, including the hydration of acrolein and the hydrogenation of acrylic acid. More recently, it has been produced through biotechnological processes using microorganisms such as Escherichia coli that have been genetically modified to convert glucose into 1,3-propanediol.

Applications[edit]

1,3-Propanediol is used in the production of polymers, particularly polytrimethylene terephthalate (PTT), which is used in the manufacture of textiles and carpets. It is also used as a solvent, in adhesives, and as an ingredient in cosmetics and personal care products.

Safety and Handling[edit]

While 1,3-propanediol is generally considered to be of low toxicity, it should be handled with care. Direct contact with the skin or eyes can cause irritation, and ingestion or inhalation of large quantities can be harmful. Appropriate personal protective equipment should be used when handling this chemical.

Related pages[edit]