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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 13205276Generated: October 27, 2026

1-Methylcyclopentane-1-carbonyl chloride

1-methylcyclopentanecarbonyl chloride · 1-methylcyclopentane-1-carbonyl chloride · Cyclopentanecarbonyl chloride, 1-methyl- · Cyclopentanecarbonyl chloride, 1-methyl- (8CI,9CI)

https://huagongshe.com/en/chemical/13205276

1-Methylcyclopentane-1-carbonyl chloride molecular structure

Identifiers & Physical Properties

CAS No.20023-50-1
Molecular formulaC7H11ClO
Average molar mass146.61 g/mol
Monoisotopic mass146.04984265 g/mol
SMILESCC1(C(=O)Cl)CCCC1
InChIKeyNECUSOPHCDZPGU-UHFFFAOYSA-N
PubChem CID13205276
EC No.830-640-3
DTXSIDDTXSID20527527

Chemical & Physical Properties

XLogP2.7
Topological polar surface area17.1
Hydrogen bond donors0
Hydrogen bond acceptors1
Rotatable bonds1
Heavy atoms9
Formal charge0
Complexity125
Boiling point162.7±9.0 °C(Predicted)
Density1.100±0.06 g/cm3(Predicted)
GHS pictogramGHS07,GHS05
Signal wordDanger
GHS hazard statementsH302-H332-H227-H335-H312-H314
GHS precautionary statementsP264-P270-P301+P312-P330-P501-P261-P271-P304+P340-P312-P210-P280-P370+P378-P403+P235-P501-P280-P302+P352-P312-P322-P363-P501-P260-P264-P280-P301+P330+P331-P303+P361+P353-P363-P304+P340-P310-P321-P305+P351+P338-P405-P501

Safety & Regulations

GHS classificationDangerH227 (100%): Combustible liquid [Warning Flammable liquids]P210, P260, P261, P264, P270, P271, P280, P301+P317, P301+P330+P331, P302+P352, P302+P361+P354, P304+P340, P305+P354+P338, P316, P317, P319, P321, P330, P362+P364, P363, P370+P378, P403, P403+P233, P405, and P501 (click each P-code to see the statement)The GHS information provided by 1 company from 1 notification to the ECHA C&L Inventory.
Hazard Classes and CategoriesFlam. Liq. 4 (100%)
Signal wordDanger
GHS pictogramGHS07,GHS05
GHS hazard statementsH302-H332-H227-H335-H312-H314
GHS precautionary statementsP264-P270-P301+P312-P330-P501-P261-P271-P304+P340-P312-P210-P280-P370+P378-P403+P235-P501-P280-P302+P352-P312-P322-P363-P501-P260-P264-P280-P301+P330+P331-P303+P361+P353-P363-P304+P340-P310-P321-P305+P351+P338-P405-P501