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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 24229747Generated: October 23, 2026

(Tetrahydro-2H-pyran-4-yl)acetyl chloride

2-(tetrahydro-2H-pyran-4-yl)acetyl chloride · 2-(oxan-4-yl)acetylchloride · tetrahydropyran-4-ylacetyl chloride · 2-(4-Tetrahydropyranyl)acetyl Chloride · Tetrahydropyran-4-acetyl chloride ,95% · 2H-Pyran-4-acetyl chloride, tetrahydro- · TETRAHYDRO-2H-PYRAN-4-YLACETYL CHLORIDE · Tetrahydropyran-4-ylacetyl chloride ,95%

https://huagongshe.com/en/chemical/24229747

(Tetrahydro-2H-pyran-4-yl)acetyl chloride molecular structure

Identifiers & Physical Properties

CAS No.40500-05-8
Molecular formulaC7H11ClO2
Average molar mass162.61 g/mol
Monoisotopic mass162.0447573 g/mol
SMILESO=C(Cl)CC1CCOCC1
InChIKeyJOMCRTRTXWWINA-UHFFFAOYSA-N
PubChem CID24229747
EC No.640-732-3
DTXSIDDTXSID50640450

Chemical & Physical Properties

XLogP1.3
Topological polar surface area26.3
Hydrogen bond donors0
Hydrogen bond acceptors2
Rotatable bonds2
Heavy atoms10
Formal charge0
Complexity119
Boiling point223.8±13.0 °C(Predicted)
Density1.132±0.06 g/cm3(Predicted)
Physical stateliquid
ColorClear, beige/brown
CAS DataBase Reference40500-05-8
GHS pictogramGHS05,GHS07
Signal wordDanger
GHS hazard statementsH302-H312-H314-H332
GHS precautionary statementsP260-P261-P264-P270-P271-P280-P301+P312-P301+P330+P331-P302+P352-P303+P361+P353-P304+P340-P305+P351+P338-P310-P312-P321-P322-P330-P363-P405-P501
Hazard symbolsC
Customs code2932990090

Safety & Regulations

GHS classificationDangerH302 (50%): Harmful if swallowed [Warning Acute toxicity, oral]H314 (100%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]H318 (25%): Causes serious eye damage [Danger Serious eye damage/eye irritation]H335 (50%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposureRespiratory tract irritation]P260, P261, P264, P264+P265, P270, P271, P280, P301+P317, P301+P330+P331, P302+P361+P354, P304+P340, P305+P354+P338, P316, P317, P319, P321, P330, P363, P403+P233, P405, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 4 reports by companies from 3 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.Information may vary between notifications depending on impurities, additives, and other factors. The percentage value in parenthesis indicates the notified classification ratio from companies that provide hazard codes. Only hazard codes with percentage values above 10% are shown. For more detailed information, please visit ECHA C&L website.
Hazard Classes and CategoriesAcute Tox. 4 (50%)Skin Corr. 1B (100%)Eye Dam. 1 (25%)STOT SE 3 (50%)
Customs code2932990090
Signal wordDanger
GHS pictogramGHS05,GHS07
Hazard symbolsC
GHS hazard statementsH302-H312-H314-H332
GHS precautionary statementsP260-P261-P264-P270-P271-P280-P301+P312-P301+P330+P331-P302+P352-P303+P361+P353-P304+P340-P305+P351+P338-P310-P312-P321-P322-P330-P363-P405-P501