English Safety Data Sheet Database 中文版 MSDS

2,4-Dichlorobenzoyl chloride

CAS No. 89-75-8 | PubChem CID 66645
Section 1. Identification
Chemical Name2,4-Dichlorobenzoyl chloride CAS No.89-75-8
Synonyms2,4-dichlorobenzene-1-carbonylchloride; 2,4-dichlorobenzoylchloride Chinese Name2,4-二氯苯甲酰氯
Molecular FormulaC7HClO Molecular Weight209.457
UN No.3265 Data SourcePubChem (NIH/NLM)
GHS Hazard Classification
Signal Word DANGER
Pictograms GHS05 · Corrosive GHS07 · Irritant
Hazard Statements H314H335
Precautionary Statements P260P261P264P271P280P301+P330+P331P302+P361+P354P304+P340P305+P354+P338P316P319P321P363P403+P233P405P501

Section 2. Hazards Identification

H314 (100%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]

H335 (43.7%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

P260, P261, P264, P271, P280, P301+P330+P331, P302+P361+P354, P304+P340, P305+P354+P338, P316, P319, P321, P363, P403+P233, P405, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 87 reports by companies from 7 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.

Section 9. Physical and Chemical Properties

Colorless solid or liquid; mp = 21 deg C; [Acros Organics MSDS]

Nuclear quadrupole resonance spectroscopy

Optical coefficient

Quadrupole coupling

Refractive index

Toxic Gases & Vapors -> Acid Halides

Section 11. Toxicological Information

Dermatotoxin - Skin burns.

Lacrimator (Lachrymator) - A substance that irritates the eyes and induces the flow of tears.

Toxic Pneumonitis - Inflammation of the lungs induced by inhalation of metal fumes or toxic gases and vapors.

Source: PubChem CID 66645 (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 09:38:39.
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.