SoleChem

2-Chlorobenzaldehyde

CAS 89-98-5
EC 201-956-3
Formula C7H5ClO
MW 140.57 g/mol
Pigments & Colorants Pharmaceuticals & HealthcareTextile, Leather & PaperPrinting & Packaging Preservation & BiocidePolymerization Initiation

Description

2-Chlorobenzaldehyde (CAS 89-98-5, EC 201-956-3, formula C7H5ClO) is an aromatic aldehyde commercially known by the abbreviations OCAD and O-Chlorobenzaldehyde, with regional trade names including 2-Chlorbenzaldehyd and 2-Clorobenzaldeide. It carries no assigned E-code. No E-code applies to this substance.

In pharmaceutical synthesis, 2-Chlorobenzaldehyde serves as a key intermediate in the production of active ingredients, where its reactive aldehyde group undergoes condensation reactions to build complex molecular structures. In textile and leather processing, it functions as an antimicrobial agent by disrupting microbial cell membranes. It also acts as a monomer in polymer chemistry, initiating chain-forming reactions in specialty resin production.

This material is supplied as a technical-grade liquid compliant with REACH registration requirements and is classified under HS code 29130000. Procurement quantities typically range from drum to IBC formats. Buyers should confirm purity specifications and SDS documentation prior to order placement.

Physical Properties

Melting Point 12.39 °C
Boiling Point 211.9 °C @ Press: 760 Torr
Density 1.2483 g/cm³ @ Temp: 20 °C
Flash Point 190 °F
Appearance colourless to brown liquid
Color Clear colorless to light yellow
Odor Penetrating odor
Form Liquid
Water Solubility 0.1-0.5 g/100 mL at 24 ºC
Vapor Pressure 1.27 mm Hg ( 50 °C)
Refractive Index n 20/D 1.566(lit.)
pH 2.9 (H2O)(saturated aqueous solution)
Log P 2.44 at 25℃

Safety & Handling (Learn More)

Danger GHS05 GHS07 GHS09
H
H227H302H314H317H318H411H412
P
P210P260P261P264P270P272P273P280P316P317P321P330P363P391P403P405P501P264+P265P301+P317P302+P352P304+P340P333+P317P362+P364P370+P378P301+P330+P331P302+P361+P354P305+P354+P338

Trade & Regulatory

HS Code 29130000
UN Number 3265
ADR Class 8
Packing Group III
Storage Class 8A - Combustible corrosive hazardous materials
WGK (Germany) 1

Other Names

O-Chlorobenzaldehydeortho-chlorobenzaldehydeOCAD2-Chlorbenzaldehyd2-Clorobenzaldeide2-chloro-benzaldehyd2-chloorbenzaldehyde

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