Agent Name

o-Chlorobenzaldehyde

CAS Number

89-98-5

Formula

C7-H5-Cl-O

Major Category

Other Classes

Synonyms

2-Chloorbenzaldehyde [Dutch]; 2-Chlorbenzaldehyd [German]; 2-Chlorobenzaldehyde; 2-Clorobenzaldeide [Italian]; Benzaldehyde, 2-chloro-; Benzaldehyde, o-chloro-; o-Chloorbenzaldehyde [Dutch]; o-Chlorobenzenecarboxaldehyde; [ChemIDplus] UN3265

Category

Benzaldehydes

Description

Colorless to yellow liquid; mp = 12.4 deg C; [ICSC]

Sources/Uses

Used to make alcohols, acids, and dyes; Used in the rubber, tanning, and paper industries; [HSDB] Used as an intermediate for optical brighteners, agricultural chemicals, and pharmaceuticals; [CHEMINFO]

Comments

Causes somnolence, tremor, and diarrhea in lethal-dose feeding studies of rats; [RTECS] A severe skin, eye, and respiratory tract irritant; Can be absorbed through skin; [ICSC] A skin, eye, and upper respiratory tract irritant; [CAMEO] A skin, eye, nose, throat, and upper respiratory tract irritant; Inhalation of high concentrations can cause CNS depression; [CHEMINFO] Causes burns; [eChemPortal: ESIS] A corrosive substance that can cause injury to the skin, eyes, and respiratory tract; Inhalation may cause chemical pneumonitis; [MSDSonline]

Exposure Assessment
Vapor Pressure

0.23 mm Hg

Lethal Concentration

LC50 (rat) > 210 ppm/4h

Explanatory Notes

The Guide in the Emergency Response Guidebook is for "Corrosive liquid, acidic, organic, n.o.s."

Adverse Effects
Toxic Pneumonitis

Yes

Dermatotoxin

Skin Burns

Links to Other NLM Databases
Health Studies

Human Health Effects from Hazardous Substances Data Bank:

Toxicity Information

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Chemical Information

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Related Information in HazMap
Processes

Industrial Processes with risk of exposure: