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5-Chloro-1-pentyne

5-Chloro-1-pentyne chemical structure
CAS Number14267-92-6
FormulaHC≡CCH2CH2CH2Cl
Mol. Weight102.56 g/mol

What is 5-Chloro-1-pentyne?

5-Chloro-1-pentyne is a chemical compound with CAS number 14267-92-6 and molecular formula HC≡CCH2CH2CH2Cl. It is used in various industrial and research applications.

Applications

5-Chloro-1-pentyne was used in the synthesis of 5-chloro-2-trimethylstannyl-1-pentene by reacting with Me3SnCu.Me2S1. It was also used with α-diazoesters in a copper-catalyzed synthesis of pyrazoles1.

Specifications

Linear Formula

HC≡CCH2CH2CH2Cl

Molecular Weight

102.56 g/mol

Assay/Purity

98%

Boiling Point

67-69 °C/145 mmHg(lit.)

Density

0.968 g/mL at 25 °C(lit.)

Safety Information

GHS02GHS02
GHS07GHS07
Signal Word

Danger

Hazard Statements

H225-H315

Precautionary Statements

P210

Required PPE

Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter

EC Number

238-159-5

WGK Germany

3

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