CAS 78-84-2|Isobutyraldehyde

CHEMICAL IDENTIFICATION

RTECS NUMBER :

NQ4025000

CHEMICAL NAME :

Isobutyraldehyde

CAS REGISTRY NUMBER :

78-84-2

LAST UPDATED :

199806

DATA ITEMS CITED :

13

MOLECULAR FORMULA :

C4-H8-O

MOLECULAR WEIGHT :

72.12

WISWESSER LINE NOTATION :

VHY1&1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :

Open irritation test

ROUTE OF EXPOSURE :

Administration onto the skin

SPECIES OBSERVED :

Rodent - rabbit

REFERENCE :

UCDS** Union Carbide Data Sheet. (Union Carbide Corp., 39 Old Ridgebury Rd., Danbury, CT 06817) Volume(issue)/page/year: 11/3/1971 ** ACUTE TOXICITY DATA **

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

960 mg/kg

TOXIC EFFECTS :

Lungs, Thorax, or Respiration - other changes Gastrointestinal - necrotic changes Blood - hemorrhage

REFERENCE :

GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 37(5),104,1972

TYPE OF TEST :

LCLo - Lowest published lethal concentration

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

8000 ppm/4H

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

REFERENCE :

AMIHBC AMA Archives of Industrial Hygiene and Occupational Medicine. (Chicago, IL) V.2-10, 1950-54. For publisher information, see AEHLAU. Volume(issue)/page/year: 10,61,1954

TYPE OF TEST :

LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

39500 mg/m3/2H

TOXIC EFFECTS :

Behavioral - excitement Sense Organs and Special Senses (Eye) - effect, not otherwise specified Lungs, Thorax, or Respiration - pleural thickening

REFERENCE :

GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 37(5),104,1972

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Administration onto the skin

SPECIES OBSERVED :

Rodent - rabbit

DOSE/DURATION :

7130 uL/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

REFERENCE :

AMIHBC AMA Archives of Industrial Hygiene and Occupational Medicine. (Chicago, IL) V.2-10, 1950-54. For publisher information, see AEHLAU. Volume(issue)/page/year: 10,61,1954 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-RUSSIA:STEL 5 mg/m3;Skin JAN 1993 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 84782 No. of Facilities: 21 (estimated) No. of Industries: 1 No. of Occupations: 3 No. of Employees: 705 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 84782 No. of Facilities: 32 (estimated) No. of Industries: 3 No. of Occupations: 2 No. of Employees: 4114 (estimated) No. of Female Employees: 655 (estimated)

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