1,5-Hexadiyne

  • Name: 1,5-Hexadiyne
  • CAS: 628-16-0
  • Purity: 99%
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Details

Buy cost-effective 99% pure 1,5-Hexadiyne 628-16-0 now

  • Molecular Formula: C6H6
  • Molecular Weight: 78.1136
  • Vapor Pressure: 75.3mmHg at 25°C 
  • Melting Point: -6°C 
  • Refractive Index: 1.4400 to 1.4440 
  • Boiling Point: 86.2°C at 760 mmHg 
  • Flash Point: -7°C 
  • PSA： 0.00000 
  • Density: 0,805 g/cm3 
  • LogP: 1.03300 

1,5-Hexadiyne(Cas 628-16-0) Usage

General Description

1,5-Hexadiyne, also known as bipropargyl or dipropargyl, is a linear aliphatic diyne compound with the structure HC≡C-CH2-CH2-C≡CH. It is a highly reactive molecule due to the presence of two terminal alkyne groups, making it useful in organic synthesis, particularly in cyclization and polymerization reactions. 1,5-Hexadiyne has been studied for its potential in forming conjugated systems and as a precursor in the synthesis of more complex organic frameworks. Its reactivity is often leveraged in click chemistry and materials science applications. However, due to its instability and potential for explosive decomposition, careful handling is required.

InChI:InChI=1/C6H6/c1-3-5-6-4-2/h1-2H,5-6H2

628-16-0 Relevant articles

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Farmer,Lossing

, p. 861,866 (1955)

-

-

Huntsman,Wristers

, p. 342,345 (1967)

-

The Synthesis of Chiral Allyl Carbamates via Merger of Photoredox and Nickel Catalysis

Garbacz, Mateusz,Stecko, Sebastian

supporting information, p. 3213 - 3222 (2020/07/06)

A mild, and versatile, organophotoredox/...

Removal of water - a factor influencing the synthesis of alkynes in a phase-transfer catalyzed β-elimination reaction

Zakrzewski,Huras,Sas,Zelechowski,Bombinska

, p. 1051 - 1057 (2008/09/21)

Acetylene derivatives 4 were synthesized...

Pressure and Temperature Effects on Product Channels of the Propargyl (HC≡CCH2) Combination Reaction and the Formation of the First Ring

Howe, Pui-Teng,Fahr, Askar

, p. 9603 - 9610 (2007/10/03)

The mechanism for formation of aromatic ...

Kinetics and products of the self-reaction of propargyl radicals

Shafir, Eugene V.,Slagle, Irene R.,Knyazev, Vadim D.

, p. 8893 - 8903 (2007/10/03)

The kinetics and product branching of th...

628-16-0 Process route

propargyl iodide
659-86-9

propargyl iodide

tetramethyl-2,2,3,3 butane
594-82-1

tetramethyl-2,2,3,3 butane

4,4-Dimethyl-1-pentyne
13361-63-2

4,4-Dimethyl-1-pentyne

t-butylallene
26981-77-1

t-butylallene

tert-Butyl iodide
558-17-8

tert-Butyl iodide

hexa-1,5-diyne
628-16-0

hexa-1,5-diyne

benzene
71-43-2,26181-88-4,54682-86-9,13967-78-7,174973-66-1

benzene

Conditions
Conditions Yield
With (t-Bu)2CuLi; In diethyl ether; at -78 ℃; Mechanism; Product distribution; also at 0 deg C;
1,2,5,6-tetrabromohexane
58443-86-0

1,2,5,6-tetrabromohexane

hexa-1,5-diyne
628-16-0

hexa-1,5-diyne

Conditions
Conditions Yield
With diethyl ether; ammonia; sodium amide;
With potassium carbonate; at 110 ℃;
With petroleum; sodium amide;
With lithium diisopropyl amide;
Multi-step reaction with 2 steps
1: sodium ethylate; alcohol
2: alcoholic KOH-solution
With potassium hydroxide; ethanol; sodium ethanolate;
With potassium hydroxide; Aliquat 336; In xylene; Heating;
39 % Chromat.

628-16-0 Upstream products

  • 58443-86-0
    58443-86-0

    1,2,5,6-tetrabromohexane

  • 72121-84-7
    72121-84-7

    2-bromo-hex-1-en-5-yne

  • 1066-26-8
    1066-26-8

    sodium acetylide

  • 106-93-4
    106-93-4

    ethylene dibromide

628-16-0 Downstream products

  • 33840-20-9
    33840-20-9

    Deca-3,7-diin

  • 764-74-9
    764-74-9

    octa-1,5-diyne

  • 51255-61-9
    51255-61-9

    5,9-tetradecadiyne

  • 10160-98-2
    10160-98-2

    1,5-undecadiyne

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