3-hexyne-2,5-diol
Structural formula | ||||||||||||||||
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Structural formula without representation of the stereochemistry | ||||||||||||||||
General | ||||||||||||||||
Surname | 3-hexyne-2,5-diol | |||||||||||||||
other names |
Hex-3-yn-2,5-diol |
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Molecular formula | C 6 H 10 O 2 | |||||||||||||||
Brief description |
yellowish solid |
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External identifiers / databases | ||||||||||||||||
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properties | ||||||||||||||||
Molar mass | 114.16 g mol −1 | |||||||||||||||
Physical state |
firmly |
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density |
1.01 g cm −3 |
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Melting point |
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boiling point |
121 ° C (20 hPa) |
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Vapor pressure |
8 mbar (120 ° C) |
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solubility |
soluble in water |
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Refractive index |
1.4740 (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 |
Unless otherwise stated, 3-hexyne-2,5-diol is a mixture of three isomeric chemical compounds from the group of diols with an additional C≡C triple bond .
properties
The compound is a flammable yellowish solid that is soluble in water. It decomposes when heated above 230 ° C.
Stereochemistry
3-Hexyne-2,5-diol has two stereocenters , there are three stereoisomers :
- (2 R , 5 R ) -Hex-3-yn-2,5-diol
- (2 S , 5 S ) -Hex-3-yn-2,5-diol
- meso- hex-3-yn-2,5-diol
use
3-hexyne-2,5-diol is used in the synthesis of aroma chemicals as well as in corrosion inhibitors.
Individual evidence
- ↑ a b c d e f g h i Entry on 3-hexyne-2,5-diol in the GESTIS substance database of the IFA , accessed on July 23, 2016(JavaScript required) .
- ^ A b J. Buckingham: Dictionary of Organic Compounds . 1996, ISBN 0-412-54090-8 , pp. 3540 ( limited preview in Google Book search).
- ↑ a b Data sheet 3-Hexyne-2,5-diol, (±) + meso, 97% from AlfaAesar, accessed on August 26, 2015 ( PDF )(JavaScript required) .
- ↑ BASF: Hexindiol ( Memento from September 24, 2015 in the Internet Archive ), accessed on August 26, 2015.