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Caprolactam
| Caprolactam |
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| IUPAC name |
Azepan-2-one |
| Other names |
ε-Caprolactam, 1-Aza-2-cycloheptanone, 2-Azacycloheptanone, Capron PK4, Cyclohexanone iso-oxime, Extrom 6N, Hexahydro-2-azepinone, Hexahydro-2H-azepin-2-one (9CI), Hexanolactame |
| Identifiers |
| CAS number |
105-60-2 |
| EINECS number |
203-313-2 |
| SMILES |
C1CC(NCCC1)=O |
| Properties |
| Molecular formula |
C6H11NO |
| Molar mass |
113,16 g/mol |
| Density |
1,01 g/cm3 |
| Melting point |
68 °C
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| Boiling point |
136-138 °C
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| Solubility in water |
4560 g/l |
| Hazards |
| R-phrases |
R20, R22, R36/37/38 |
| Flash point |
125 °C |
Except where noted otherwise, data are given for
materials in their standard state
(at 25 °C, 100 kPa)
Infobox disclaimer and references |
Caprolactam is an organic compound which is a cyclic amide (or lactam).
The primary industrial use of caprolactam is as a monomer in the production of nylon-6. Most of the caprolactam is synthesised from cyclohexane via an oximation process using hydroxylammonium_sulfate followed by catalytic rearrangement using the Beckmann rearrangement process step.
Major worldwide producers include : BASF, Honeywell, DSM (Dutch State Mines),Bayer, Toray and Sumitomo/Enichem.
Caprolactam is an irritant and is toxic by ingestion, inhalation, or absorption through the skin.
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This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Caprolactam". A list of authors is available in Wikipedia.
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