English Safety Data Sheet Database 中文版 MSDS

1,5-dichloropentane

CAS No. 628-76-2 | PubChem CID 12353
Section 1. Identification
Chemical Name1,5-dichloropentane CAS No.628-76-2
Synonymspentamethylenedi-chloride Chinese Name1,5-二氯戊烷
Molecular FormulaC5H10Cl2 Molecular Weight141.05
UN No.1152 Data SourcePubChem (NIH/NLM)
GHS Hazard Classification
Signal Word DANGER
Pictograms GHS02 · Flammable GHS06 · Acute Toxic GHS07 · Irritant
Hazard Statements H226H301H315H319H335
Precautionary Statements P210P233P240P241P242P243P261P264P264+P265P270P271P280P301+P316P302+P352P303+P361+P353P304+P340P305+P351+P338P319P321P330P332+P317P337+P317P362+P364P370+P378P403+P233P403+P235P405P501

Section 2. Hazards Identification

H226 (100%): Flammable liquid and vapor [Warning Flammable liquids]

H301 (86.7%): Toxic if swallowed [Danger Acute toxicity, oral]

H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]

H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]

H335 (97.8%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

P210, P233, P240, P241, P242, P243, P261, P264, P264+P265, P270, P271, P280, P301+P316, P302+P352, P303+P361+P353, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P337+P317, P362+P364, P370+P378, P403+P233, P403+P235, P405, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 45 reports by companies from 5 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.

H226: Flammable liquid and vapor [Warning Flammable liquids]

P210, P233, P240, P241, P242, P243, P280, P303+P361+P353, P370+P378, P403+P235, and P501 (click each P-code to see the statement)

Section 9. Physical and Chemical Properties

Colorless liquid; [Alfa Aesar MSDS]

1.13 [mmHg]

Boiling point

Dielectric constant

Excess enthalpy

Heat of solution

Heat of sublimation

Mixing enthalpy

Nuclear quadrupole resonance spectroscopy

Optical coefficient

Quadrupole coupling

Refractive index

Self-diffusion

Surface tension

Thermal expansion coefficient

Vapor pressure

Viscosity

Other Classes -> Halogenated Aliphatics, Saturated

Source: PubChem CID 12353 (NIH/NLM, public domain). Retrieved from PubChem, a public-domain chemistry database maintained by the U.S. National Library of Medicine. Last updated: 2026-08-02 09:01:09.
Disclaimer: This information is compiled for reference only and does not replace the manufacturer's official Safety Data Sheet. Always consult the supplier's SDS before handling any chemical.