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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 66039Generated: October 26, 2026

3-Cyclopentylpropionyl chloride

3-CYCLOPENTYLPROPIONYL CHLORIDE · CYCLOPENTANEPROPIONYL CHLORIDE · SKL1200 · AKOS BBS-00003910 · Cyclopentylpropionyl chloride · Cyelopentylpropionyl chloride · 3-CYCLOPENTYL PROPOYL CHLORIDE · Cyclopentanepropanoyl-chloride-

https://huagongshe.com/en/chemical/66039

3-Cyclopentylpropionyl chloride molecular structure

Identifiers & Physical Properties

CAS No.104-97-2
Molecular formulaC8H13ClO
Average molar mass160.64 g/mol
Monoisotopic mass160.06549272 g/mol
SMILESO=C(Cl)CCC1CCCC1
InChIKeySZQVEGOXJYTLLB-UHFFFAOYSA-N
PubChem CID66039
EC No.203-257-9
DTXSIDDTXSID00146210

Chemical & Physical Properties

XLogP3.3
Topological polar surface area17.1
Hydrogen bond donors0
Hydrogen bond acceptors1
Rotatable bonds3
Heavy atoms10
Formal charge0
Complexity116
Boiling point199-200 °C(lit.)
Density1.049 g/mL at 25 °C(lit.)
Refractive indexn20/D 1.464(lit.)
Flash point184 °F
Physical stateliquid
SensitivityMoisture Sensitive
BRN1856952
InChIInChI=1S/C8H13ClO/c9-8(10)6-5-7-3-1-2-4-7/h7H,1-6H2
InChIKeySZQVEGOXJYTLLB-UHFFFAOYSA-N
SMILESC1(CCC(Cl)=O)CCCC1
CAS DataBase Reference104-97-2(CAS DataBase Reference)
NIST Chemistry ReferenceCyclopentylpropionyl chloride(104-97-2)
UNSPSC Code12352100
GHS pictogramGHS05
Signal wordDanger
GHS hazard statementsH227-H318-H314
GHS precautionary statementsP210e-P260h-P303+P361+P353-P405-P501a-P280-P305+P351+P338-P310
Personal protective equipment (PPE)Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter
Hazard symbolsC
Risk statements (R)34-37
Safety statements (S)26-36/37/39-45-27
UN transport numberUN 3265 8/PG 2
Water hazard class (WGK)3
F10-21
Hazard class8Skin Corr. 1B
Packing groupII
Customs code2914790090
Storage class8A - Combustible corrosive hazardous materials
REACH registrationsActive
Limited quantities1.0 L (0.3 gallons) (liquid) or 1 Kg (2.2 lbs) (solid)
Excepted quantitiesMax Inner Pack (30g or 30ml) and Max Outer Pack (500g or 500ml)

Safety & Regulations

GHS classificationDangerH314 (100%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]P260, P264, P264+P265, P280, P301+P330+P331, P302+P361+P354, P304+P340, P305+P354+P338, P316, P317, P321, P363, P405, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 49 reports by companies from 4 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Regulatory informationStatus: Active Update: 19-07-2023 https://echa.europa.eu/registration-dossier/-/registered-dossier/225273-Cyclopentyl propionyl chloride: Does not have an individual approval but may be used under an appropriate group standard
Hazard Classes and CategoriesSkin Corr. 1B (100%)
F10-21
Personal protective equipment (PPE)Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter
Water hazard class (WGK)3
UN transport numberUN 3265 8/PG 2
Customs code2914790090
Risk statements (R)34-37
Signal wordDanger
GHS pictogramGHS05
Hazard symbolsC
Safety statements (S)26-36/37/39-45-27
Hazard class8Skin Corr. 1B
Storage class8A - Combustible corrosive hazardous materials
Packing groupII
GHS hazard statementsH227-H318-H314
Limited quantities1.0 L (0.3 gallons) (liquid) or 1 Kg (2.2 lbs) (solid)
Excepted quantitiesMax Inner Pack (30g or 30ml) and Max Outer Pack (500g or 500ml)
REACH registrationsActive
GHS precautionary statementsP210e-P260h-P303+P361+P353-P405-P501a-P280-P305+P351+P338-P310

Applications & Uses

Uses

Cyclopentanepropionyl chloride was used in the synthesis of 3-cyclopentylpropanamido)methylboronic acid.

Uses

3-Cyclopentylpropionyl Chloride is an synthetic intermediate in the synthesis of new family of type 3 17β-Hydroxysteroid dehydrogenase inhibitors.