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Cyclopentylpropionyl Chloride

April 2, 2026

📌Basic Information

Product name Cyclopentylpropionyl Chloride
Synonym 3-CYCLOPENTYLPROPIONYL CHLORIDE 98+%;3-Cyclopentylpropionic acid chloride;Cyclopentanepropanoic acid chloride
CAS NO. 104-97-2
Appearance Colorless liquid
Content ≥99.0%
MF C8H13ClO
MW 160.64
Related Categories Active pharmaceutical ingredient; Pharmaceutical raw material; Organic chemistry; Halogenated substance; Organic building block; Acyl halide
Transport Information 8 dangerous goods
HS Code 2914790090
Application Used for the construction of the key 1,3-dicarbonyl cyclopentane intermediates in drugs and fragrances
Packaging 25kg/drum;200kg/drum;1000kg/drum
Contact Info lucy@coreychem.com

✨Product characteristics and physical parameters
Appearance: Colorless to light yellow transparent liquid.
Density: 1.049 g/mL at 25 °C.
Boiling point: 199 – 200 °C (at atmospheric pressure).
Refractive index: n20/D = 1.464 (as stated in the reference).
Flash point: 84 °C (184 °F), classified as a flammable liquid.
Solubility: Soluble in most organic solvents. It is prone to decomposition when exposed to water or humid air.
Sensitivity: Sensitive to moisture

🎯Main application:
Pharmaceutical intermediates: As a crucial acylation reagent, it is used to introduce the cyclopentylpropionyl group and participates in the synthesis of various drug molecules.
Pesticides and fine chemicals: They can be used to produce specific pesticides, herbicides, as well as fine chemicals such as fragrances and surfactants.
Organic synthesis: As a general acyl chloride reagent, it is used to synthesize corresponding esters, amides and other derivatives.

📦Safety and Information Storage
Hazard Classification: This product is classified as a corrosive substance. It has a strong irritating and corrosive effect on the skin, eyes and respiratory system.
Danger Warning: H314 (Causes severe skin burns and eye damage); H318 (Causes severe eye damage); H335 (May cause respiratory irritation).
Precautionary instructions: During operation, protective clothing, protective gloves, goggles or face masks must be worn. In case of accidental contact, immediately rinse with plenty of water and seek medical attention.
Storage conditions: The product must be stored in a sealed and dry environment, and should be kept away from moisture, oxidants, bases, and reactive metals. It is recommended to store it in a cool and well-ventilated warehouse, and keep it at a distance from fire sources and heat sources.
Transportation Information: UN Number 3265, Hazard Category 8 (Corrosive), Packaging Category II.

📧 Contact Info

lucy@coreychem.com

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