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Pentaerythritol
- Origin
- : China, Taiwan
- CAS Number
- : 115-77-5
- HS Code
- : 2905.42.90
Basic Info
- IUPAC Name
- : 2,2-bis(hydroxymethyl)-1,3-propanediol
- Molecular Formula
- : C5H12O4
- Molecular Weight (g/mol)
- : 136.1500
- Synonyms & Trade Names
- : Pentaerythritol; Tetramethylolmethane; PE
- Purity / Assay (%)
- : 98% min
- Grade / Quality Level
- : Technical Grade
- Physical Form
- : Solid
- Concentration
- : Pure substance
- Appearance / Color
- : White to off-white solid
- Odor
- : Odorless
- Melting Point (°C)
- : 260.0000
- Boiling Point (°C)
- : 276
- Density (g/cm³)
- : 1.3960
- Solubility in Water
- : Slightly soluble
- Signal Word
- : Warning
- GHS Hazard Class
- : Eye irritant
- H-Statements
- : H319
- P-Statements
- : P264|P280|P305+P351+P338
- REACH Status
- : Registered
- Drug Precursor Status
- : Non-precursor
- Storage Class (GHS)
- : 13
- Storage Conditions
- : Cool, dry place
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Brief Overview
Pentaerythritol is an organic compound with the chemical formula C5H12O4. Pentaerythritol is white and crystalline in appearance with a stable solid. Pentaerythritol has found its use in a wide range of industries due to its multi-functionality and favourable physical & chemical properties.
Manufacturing Process
Pentaerythritol, is manufactured by a process comprising the reaction between formaldehyde, acetaldehyde and sodium hydroxide, and acidification with formic acid. The reaction takes place in a reactor with supplies of formaldehyde, sodium hydroxide, acetaldehyde and formic acid and at the end the solution formed is sent to a buffer tank of larger capacity than the reactor.