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1-Heptyne

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Identification
Molecular formula
C7H12
CAS number
628-71-7
IUPAC name
hept-1-yne
State
State

At room temperature, 1-heptyne is a liquid. It is one of the lighter members of the alkyne series, which distinguishes itself from shorter-chain alkynes typically found in gaseous states under ordinary conditions. Its state at room temperature makes it easier to handle compared to gaseous hydrocarbons of similar series.

Melting point (Celsius)
-94.60
Melting point (Kelvin)
178.55
Boiling point (Celsius)
100.00
Boiling point (Kelvin)
373.15
General information
Molecular weight
96.17g/mol
Molar mass
96.1700g/mol
Density
0.7352g/cm3
Appearence

1-Heptyne is a clear, colorless liquid. Its lack of color makes it appear similar to water or many other simple hydrocarbons. It is typically free of any suspended particles or impurities, assuming it is pure. As with other alkynes, there may be a faint hydrocarbony or petrol-like smell accompanying it.

Comment on solubility

Solubility of Hept-1-yne

Hept-1-yne, with the chemical formula C7H12, exhibits some interesting characteristics when it comes to its solubility properties. This alkyne is known for its hydrophobic nature due to the presence of a triple bond between carbon atoms. Here are some key points regarding its solubility:

  • Water Solubility: Hept-1-yne is insoluble in water. This is primarily due to its non-polar characteristics which do not interact favorably with polar water molecules.
  • Organic Solvents: It is, however, soluble in various organic solvents such as hexane and ether. This solubility is attributed to the similar non-polar nature of these solvents, making them compatible with hept-1-yne.
  • Practical Considerations: In practical applications, the insolubility in water limits its use in aqueous environments, while the solubility in organic solvents opens avenues for its utilization in organic synthesis and chemical reactions.

In conclusion, hept-1-yne showcases typical alkyne solubility behavior, being insoluble in water but readily soluble in non-polar organic solvents. This behavior aligns with the fundamental principle of "like dissolves like," making hept-1-yne applicable in various organic chemistry contexts.

Interesting facts

Interesting Facts about Hept-1-yne

Hept-1-yne is a member of the alkyne family, featuring a distinct linear structure that contributes to its properties and reactivity. Here are some fascinating details about this compound:

  • Definition: Hept-1-yne is an unsaturated hydrocarbon with a triple bond between the first and second carbon atoms in its seven-carbon chain.
  • Reactivity: The presence of the triple bond makes hept-1-yne highly reactive compared to its alkane and alkene counterparts, facilitating various chemical reactions such as addition reactions with hydrogen and halogens.
  • Pioneer of Synthesis: This compound can serve as a key intermediate in organic synthesis, aiding in the development of more complex molecules, especially in pharmaceuticals and agrochemicals.
  • Natural Occurrence: Although not frequently found in nature, alkynes including hept-1-yne can occur in trace amounts in certain natural processes, linking them to biological pathways.
  • Applications: Besides its role in organic synthesis, hept-1-yne is used in the production of polymers and can be a precursor to various additives in manufacturing processes.

By exploring compounds like hept-1-yne, chemists can develop new materials and improve existing processes. The discussion surrounding alkyne chemistry is not only essential for theoretical learning but also for practical applications in the field of science.

Overall, hept-1-yne exemplifies how even simple hydrocarbons can play a crucial role in advancing chemical knowledge and industrial applications. As we delve deeper into the world of organic chemistry, the potential of such compounds continues to intrigue and inspire.

Synonyms
1-HEPTYNE
hept-1-yne
Amylacetylene
Amyl acetylene
UNII-Z3NF9SSH6K
Z3NF9SSH6K
NSC 9710
NSC-9710
EINECS 211-051-5
n-C5H11C.$.CH
DTXSID5060857
DTXCID5043550
inchi=1/c7h12/c1-3-5-7-6-4-2/h1h,4-7h2,2h
yvxhzkkczylqop-uhfffaoysa-n
628-71-7
Heptyne
1-Heptyne, 98%
MFCD00009529
1-n-Heptyne; Amylacetylene; NSC 9710; Pentylacetylene
NSC9710
AKOS015836214
H0048
NS00022576
EN300-84520
A834053
Q2173541