Difference between revisions of "Urethane"
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White crystalline powder. Urethane is used in the manufacture of pharmaceuticals, [[pesticide|pesticides]], and [[polyurethane|polyurethane]] resins. | White crystalline powder. Urethane is used in the manufacture of pharmaceuticals, [[pesticide|pesticides]], and [[polyurethane|polyurethane]] resins. | ||
| − | + | [[[SliderGallery rightalign|urethane.jpg~Chemical structure]]] | |
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
urethan; ethyl carbamate; ethyl urethane; carbamic acid ethyl ester | urethan; ethyl carbamate; ethyl urethane; carbamic acid ethyl ester | ||
| − | [ | + | == Risks == |
| + | |||
| + | * Combustible. Flash point = 92 C | ||
| + | * Toxic by ingestion. | ||
| + | * Possible carcinogen and teratogen. | ||
| + | * Fisher Scientific: [https://beta-static.fishersci.com/content/dam/fishersci/en_US/documents/programs/education/regulatory-documents/sds/chemicals/chemicals-u/S25830.pdf SDS] | ||
| − | == | + | ==Physical and Chemical Properties== |
Soluble in water, ethanol, ether, glycerol, chloroform. Slightly soluble in olive oil. | Soluble in water, ethanol, ether, glycerol, chloroform. Slightly soluble in olive oil. | ||
| Line 22: | Line 27: | ||
|- | |- | ||
! scope="row"| Melting Point | ! scope="row"| Melting Point | ||
| − | | 48-50 | + | | 48-50 C |
|- | |- | ||
! scope="row"| Density | ! scope="row"| Density | ||
| − | | 0.9862 | + | | 0.9862 g/ml |
|- | |- | ||
! scope="row"| Molecular Weight | ! scope="row"| Molecular Weight | ||
| Line 31: | Line 36: | ||
|- | |- | ||
! scope="row"| Boiling Point | ! scope="row"| Boiling Point | ||
| − | | 180-184 | + | | 180-184 C |
|} | |} | ||
| − | == | + | ==Resources and Citations== |
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* ''The American Heritage Dictionary'' or ''Encarta'', via Microsoft Bookshelf 98, Microsoft Corp., 1998 | * ''The American Heritage Dictionary'' or ''Encarta'', via Microsoft Bookshelf 98, Microsoft Corp., 1998 | ||
Latest revision as of 11:38, 23 June 2022
Description
White crystalline powder. Urethane is used in the manufacture of pharmaceuticals, pesticides, and Polyurethane resins.
Synonyms and Related Terms
urethan; ethyl carbamate; ethyl urethane; carbamic acid ethyl ester
Risks
- Combustible. Flash point = 92 C
- Toxic by ingestion.
- Possible carcinogen and teratogen.
- Fisher Scientific: SDS
Physical and Chemical Properties
Soluble in water, ethanol, ether, glycerol, chloroform. Slightly soluble in olive oil.
| Composition | CO(NH2)OC2H5 |
|---|---|
| CAS | 51-79-6 |
| Melting Point | 48-50 C |
| Density | 0.9862 g/ml |
| Molecular Weight | mol. wt = 89.09 |
| Boiling Point | 180-184 C |
Resources and Citations
- The American Heritage Dictionary or Encarta, via Microsoft Bookshelf 98, Microsoft Corp., 1998
- Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- The Merck Index, Susan Budavari (ed.), Merck Research Labs, Whitehouse Station, NJ, 12th Edition, 1996 Comment: entry 10013