5-Decyne | CAS No. 1942-46-7

5-Decyne

Basic Information

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CAS Number

1942-46-7

Molecular Formula

C10H18

Molecular Weight

72.15 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Nitriles

Basic Physical Properties

Melting Point

-73°C

Boiling Point

177°C

Water Solubility

Not miscible in water.

Refractive Index

n20/D 1.4340(lit.)

SMILES

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CCCCC#CCCCC

InChI

InChI=1S/C10H18/c1-3-5-7-9-10-8-6-4-2/h3-8H2,1-2H3

InChIKey

JWBQJUFCNOLNNC-UHFFFAOYSA-N

LogP

2.1965000000000003

Topological Polar Surface Area

0.0 Å²

Hydrogen Bond Donor/Acceptor

0 / 0

Complexity

98.5

Safety Information

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Hazard Statement

H226 Flammable liquid and vapor
Flammable liquids

H304 May be fatal if swallowed and enters airways
Aspiration hazard

Hazard Class

Class 3 Class 3

Synonyms & References

English

J-012583
5-DECYNE
NSC135002
5-Decyne, 98%
D73342
1942-46-7
88G1AII0AH
1,2-Dibutylacetylene
Dibutylacetylene
NSC 135002
Q15718685
MFCD00027277
UNII-88G1AII0AH
LS-13859
CS-0066208
A937221
5-C10H18
DTXSID70173038
dec-5-yne
NSC-135002
FT-0620358
D1190
SY048465
AKOS015843254
5-Decyne
Decyne
Di-n-butyl acetylene
5-Decyne (8CI)(9CI)
dibutyl acetylene
TIMTEC-BB SBB008897
4-Octyne99%

MDL Number

MFCD00027277

Customs Code

2901299090

FAQ

What are the physical and chemical properties of 5-Decyne (CAS: 1942-46-7)?

5-Decyne (CAS: 1942-46-7) is a colorless, volatile liquid with a pungent odor. Its molecular weight is approximately 114.21 g/mol. It is slightly soluble in water but miscible with most organic solvents. Chemically, it is relatively stable but can undergo polymerization under certain conditions. It has a vapor pressure of about 1 mm Hg at 25°C and a flash point of 16°C.

How is 5-Decyne (CAS: 1942-46-7) typically synthesized?

5-Decyne (CAS: 1942-46-7) can be synthesized through the Wittig reaction, where triphenylphosphine and methyl acrylate react to form the desired product. Alternatively, it can be produced via the hydroboration-oxidation of an alkene. The yield is generally high, and the reaction is carried out under mild conditions using suitable catalysts.

What industries use 5-Decyne (CAS: 1942-46-7)?

5-Decyne (CAS: 1942-46-7) is used in various industries, including pharmaceuticals for intermediates in drug synthesis, polymers for specialty plastics, and sensors for detecting organic compounds. It is also used in the semiconductor industry as a precursor for organometallic compounds.

What precautions should be taken when handling 5-Decyne (CAS: 1942-46-7)?

5-Decyne (CAS: 1942-46-7) should be handled with care due to its volatility and flammability. Use appropriate personal protective equipment (PPE), including gloves, safety goggles, and a lab coat. Store in a cool, dry place away from sources of ignition. In case of a spill, use a fume hood and follow standard hazardous waste disposal procedures. Refer to the Safety Data Sheet (SDS) for detailed guidance.