4-Chloro-1-butyne

Basic Information

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CAS Number

51908-64-6

Molecular Formula

C4H5Cl

Molecular Weight

78.54 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Nitriles

Basic Physical Properties

Boiling Point

96 ºC

Flash Point

8 ºC

Refractive Index

1.4376-1.4420

SMILES

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C#CCCCl

InChI

InChI=1S/C4H5Cl/c1-2-3-4-5/h1H,3-4H2

InChIKey

SCALDUUTBUBDKM-UHFFFAOYSA-N

LogP

1.6352

Topological Polar Surface Area

0.0 Å²

Hydrogen Bond Donor/Acceptor

0 / 0

Complexity

47.9

Synonyms & References

English

4-CHLORO-1-BUTYNE
MFCD02258500
EN300-71866
4-Chloro-1-butyne, AldrichCPR
C77663
SCALDUUTBUBDKM-UHFFFAOYSA-N
AKOS006240688
4-chlorobut-1-yne
DTXSID10199873
51908-64-6
4-chloro-but-1-yne
4-Chloro-1-butyne
4-Chlor-but-1-in
AC1L237C
AG-F-76377
CTK1H2139
homopropargyl chloride
homopropargylic chloride
KB-190316

MDL Number

MFCD02258500

FAQ

What regulatory guidelines apply to 4-Chloro-1-butyne (CAS: 51908-64-6)?

4-Chloro-1-butyne (CAS: 51908-64-6) is classified as a hazardous chemical under the Globally Harmonized System of Classification and Labelling of Chemicals (GHS). It falls under the PBT category, which requires strict handling and disposal procedures. In the European Union, it is regulated under REACH, and manufacturers and importers must register and report any releases. FDA and EPA have specific guidelines for its use and disposal, including registration requirements and environmental protection measures.

Are there alternatives to 4-Chloro-1-butyne (CAS: 51908-64-6) in synthesis?

4-Chloro-1-butyne (CAS: 51908-64-6) can be synthesized using alternative reagents such as 4-chlorobut-1-yne or 1-butyne. Other substitutes include 1,3-butadiene and other alkyne derivatives, which may offer similar reactivity but with different handling and regulatory considerations. These alternatives are often chosen based on availability, cost, and specific application requirements.

What is the market or research trend for 4-Chloro-1-butyne (CAS: 51908-64-6)?

The market for 4-Chloro-1-butyne (CAS: 51908-64-6) is driven by its use in organic synthesis, particularly in the production of pharmaceuticals and polymers. Recent research trends focus on its use as a key intermediate in the synthesis of complex molecules. Market trends indicate increasing demand due to its reactivity, but there is also a growing emphasis on sustainable and eco-friendly alternatives. Researchers are exploring its use in new applications and developing safer synthesis methods.

How should waste containing 4-Chloro-1-butyne (CAS: 51908-64-6) be handled?

Waste containing 4-Chloro-1-butyne (CAS: 51908-64-6) should be handled according to hazardous waste regulations. It should be collected in appropriate containers, labeled clearly, and stored in a secure area away from incompatible substances. Incineration is a common method for disposal, but professional waste disposal services are recommended to ensure compliance with environmental protection laws. Proper incineration conditions and flue gas treatment are necessary to prevent the release of harmful chlorinated compounds into the environment. Strict adherence to local and international regulations is essential to ensure safe and environmentally friendly disposal.