1,5-dichloropentane
Structural formula | ||||||||||||||||
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General | ||||||||||||||||
Surname | 1,5-dichloropentane | |||||||||||||||
other names |
Pentamethylene dichloride |
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Molecular formula | C 5 H 10 Cl 2 | |||||||||||||||
Brief description |
colorless liquid |
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External identifiers / databases | ||||||||||||||||
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properties | ||||||||||||||||
Molar mass | 141.04 g mol −1 | |||||||||||||||
Physical state |
liquid |
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density |
1.106 g cm −3 |
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Melting point |
−72 ° C |
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boiling point |
180 ° C |
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Vapor pressure |
1.5 hPa (25 ° C) |
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solubility |
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Refractive index |
1.4570 (20 ° C) |
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safety instructions | ||||||||||||||||
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As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions . Refractive index: Na-D line , 20 ° C |
1,5-dichloropentane is a chemical compound from the group of aliphatic , saturated halogenated hydrocarbons .
Extraction and presentation
1,5-dichloropentane can be obtained by reacting 1-benzoylpiperidine with phosphorus pentachloride . The compound can also be prepared by reacting 1,5-pentanediol with hydrochloric acid at 170 ° C and high pressure.
properties
1,5-dichloropentane is a colorless liquid that is very sparingly soluble in water.
use
1,5-dichloropentane is used to produce thiane by reacting with sodium sulfide .
safety instructions
The vapors of 1,5-dichloropentane can form an explosive mixture with air ( flash point 26 ° C).
Individual evidence
- ↑ a b c d e f g h i j k Entry on 1,5-dichloropentane in the GESTIS substance database of the IFA , accessed on October 29, 2018(JavaScript required) .
- ↑ a b c data sheet 1,5-dichloropentane, 98% from AlfaAesar, accessed on October 29, 2018 ( PDF )(JavaScript required) .
- ↑ Julius Schmidt: Synthetic-organic chemistry of the modern age . Springer-Verlag, 2013, ISBN 978-3-663-04315-7 , pp. 321 ( limited preview in Google Book search).
- ↑ John Kenneth Stille, Tod W. Campbell: Condensation monomers . Wiley-Interscience, 1972, ISBN 978-0-471-39370-2 , pp. 197 ( limited preview in Google Book search).