Difference between revisions of "Caprolactam"
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== Description == | == Description == | ||
| − | A white, hygroscopic flakes used to make [ | + | A white, hygroscopic flakes used to make [[Nylon 6]]. Caprolactam is also used as a plasticizer in paint and a crosslinking agent for [[polyurethane]]. |
| + | [[[SliderGallery rightalign|caprolactam.jpg~Chemical structure]]] | ||
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
aminocaproic lactam; 2-oxohexamethyleneimine; hexahydro-2H-azepin-2-one | aminocaproic lactam; 2-oxohexamethyleneimine; hexahydro-2H-azepin-2-one | ||
| − | [ | + | == Risks == |
| + | |||
| + | * Toxic by inhalation. | ||
| + | * Skin contact causes irritation. | ||
| + | * Combustible. Flash point = 125C | ||
| + | * Produces toxic fumes including nitrogen oxide and ammonia when burnt. | ||
| + | * ThermoFisher: [https://www.fishersci.com/store/msds?partNumber=AC108231000&productDescription=EPSILON-CAPROLACTAM%2C+99%2B+100GR&vendorId=VN00032119&countryCode=US&language=en SDS] | ||
| − | == | + | ==Physical and Chemical Properties== |
Soluble in water, methanol, ethanol, ether, tetrahydrofurfuryl alcohol, dimethylformamide, cyclohexene, petroleum fractions, chlorinated hydrocarbons. | Soluble in water, methanol, ethanol, ether, tetrahydrofurfuryl alcohol, dimethylformamide, cyclohexene, petroleum fractions, chlorinated hydrocarbons. | ||
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! scope="row"| Melting Point | ! scope="row"| Melting Point | ||
| − | | 70 | + | | 70 C |
|- | |- | ||
! scope="row"| Density | ! scope="row"| Density | ||
| − | | 1.02 | + | | 1.02 g/ml |
|- | |- | ||
! scope="row"| Molecular Weight | ! scope="row"| Molecular Weight | ||
| Line 34: | Line 41: | ||
|- | |- | ||
! scope="row"| Boiling Point | ! scope="row"| Boiling Point | ||
| − | | 267 | + | | 267 C |
|} | |} | ||
| − | == | + | ==Resources and Citations== |
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* G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971 Comment: p. 554 | * G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971 Comment: p. 554 | ||
| Line 57: | Line 54: | ||
* ''The Merck Index'', Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 1805 | * ''The Merck Index'', Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 1805 | ||
| − | * Wikipedia | + | * Wikipedia: http://en.wikipedia.org/wiki/Caprolactam (Accessed Feb. 25, 2006) |
* ''Van Nostrand's Scientific Encyclopedia'', Douglas M. Considine (ed.), Van Nostrand Reinhold, New York, 1976 | * ''Van Nostrand's Scientific Encyclopedia'', Douglas M. Considine (ed.), Van Nostrand Reinhold, New York, 1976 | ||
Latest revision as of 15:31, 18 May 2022
Description
A white, hygroscopic flakes used to make Nylon 6. Caprolactam is also used as a plasticizer in paint and a crosslinking agent for Polyurethane.
Synonyms and Related Terms
aminocaproic lactam; 2-oxohexamethyleneimine; hexahydro-2H-azepin-2-one
Risks
- Toxic by inhalation.
- Skin contact causes irritation.
- Combustible. Flash point = 125C
- Produces toxic fumes including nitrogen oxide and ammonia when burnt.
- ThermoFisher: SDS
Physical and Chemical Properties
Soluble in water, methanol, ethanol, ether, tetrahydrofurfuryl alcohol, dimethylformamide, cyclohexene, petroleum fractions, chlorinated hydrocarbons.
| Composition | NH(CH2)5CO |
|---|---|
| CAS | 105-60-2 |
| Melting Point | 70 C |
| Density | 1.02 g/ml |
| Molecular Weight | mol. wt. = 113.2 |
| Refractive Index | 1.4965 |
| Boiling Point | 267 C |
Resources and Citations
- G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 554
- Theodore J. Reinhart, 'Glossary of Terms', Engineered Plastics, ASM International, 1988
- Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 1805
- Wikipedia: http://en.wikipedia.org/wiki/Caprolactam (Accessed Feb. 25, 2006)
- Van Nostrand's Scientific Encyclopedia, Douglas M. Considine (ed.), Van Nostrand Reinhold, New York, 1976
- Random House, Webster's Encyclopedic Unabridged Dictionary of the English Language, Grammercy Book, New York, 1997