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Registry of Toxic Effects of Chemical Substances (RTECS)

Benzaldehyde, o-chloro-

RTECS #

CU5075000

CAS #

89-98-5

Updated

October 1997

Molecular Weight

140.57

Molecular Formula

C7H5ClO

Synonyms

2-Chloorbenzaldehyde (Dutch)
2-Chlorbenzaldehyd (German)
2-Chlorobenzaldehyde
2-Clorobenzaldeide (Italian)
Benzaldehyde, 2-chloro- (9CI)
o-Chloorbenzaldehyde (Dutch)
o-Chlorobenzaldehyde
o-Chlorobenzenecarboxaldehyde
USAF M-7

Acute Toxicity Data and References

Route/OrganismDoseEffectReference
intraperitoneal/mouse lethal dose (50 percent kill): 10 mg/kgNTIS** AD277-689
intravenous/rabbit lethal dose (50 percent kill): 8500 µg/kgPJPPAA 31,563,1979
oral/mouse lethal dose (50 percent kill): 1900 mg/kgBehavioral: Somnolence (general depressed activity)

Behavioral: Tremor

Gastrointestinal: Hypermotility, diarrhea
NTIS** OTS0533437
oral/rat lethal dose (50 percent kill): 2160 mg/kgBehavioral: Somnolence (general depressed activity)

Behavioral: Tremor

Gastrointestinal: Hypermotility, diarrhea
NTIS** OTS0533437

NIOSH Documentation and Surveillance

OrganizationStandardReference
National Occupational Exposure Survey 1983Hazard Code X2696; Number of Industries 3; Total Number of Facilities 100; Number of Occupations 3; Total Number of Employees Exposed 739; Total Number of Female Employees Exposed 284

Status in Federal Agencies

OrganizationReference
EPA TSCA Section 8(b) CHEMICAL INVENTORY
EPA TSCA Section 8(d) unpublished health/safety studies
EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JANUARY 2001
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