3-Chloro-1-butyne is an organic compound classified as an alkyne, characterized by the presence of a triple bond between carbon atoms. Its molecular formula is C4H7Cl, indicating it contains four carbon atoms, seven hydrogen atoms, and one chlorine atom. This compound features a terminal alkyne structure, with the triple bond located between the first and second carbon atoms, and a chlorine substituent on the third carbon. 3-Chloro-1-butyne is typically a colorless liquid with a pungent odor, and it is known for its reactivity due to the presence of the triple bond and the halogen atom. It is soluble in organic solvents but has limited solubility in water. This compound is used in various chemical syntheses and can serve as an intermediate in the production of pharmaceuticals and agrochemicals. Safety precautions are necessary when handling 3-chloro-1-butyne, as it can be hazardous, exhibiting irritant properties and potential toxicity. Proper storage and handling protocols should be followed to mitigate risks associated with exposure.

3-Chloro-1-butyne

21020-24-6: 1-Butyn-3-yl chloride, 1-Butyne, 3-chloro-, 1-Methylpropargyl chloride, 2-Chloro-3-butyne, 3-Chlorobut-1-yne, 3-Chloro-1-butyne

3-Chloro-1-butyne is an anticancer agent that belongs to the class of coumarin derivatives. It has been synthesized using a solid-phase synthesis technique and has been shown to have anticancer potential in vivo against human leukemia cells in mice. 3-Chloro-1-butyne is also a medicine that can be used to normalize the levels of 4-hydroxycoumarin and hydrogen chloride in the blood. The compound is analyzed by gas chromatography/mass spectrometry, which uses dimethylformamide as a solvent, or by nuclear magnetic resonance (NMR) spectroscopy, which uses octadecane as a solvent. 
3-Chloro-1-butyne is synthesized from chloroformate and amide. It is an aromatic compound with vibrational modes at 647 cm−1 (O-H stretching), 588 cm−1 (C=C stretching

CAS 21020-24-6: 3-Chloro-1-butyne

3-Chloro-1-butyne

Ref: 3D-FC61945

1-Butyne, 3-chloro-

Ref: IN-DA002KNJ

3-Chloro-1-butyne

Ref: 3B-C1195