triethyl citrate cas no:77-93-0

Safety Moderately toxic by intraperitoneal route. Mildly toxic by ingestion and inhalation. Combustible liquid when exposed to heat or flame. To fight fire, use dry chemical, CO2. When heated to decomposition it emits acrid smoke and irritating fumes. See also ESTERS and CITRIC ACID.

CHEMICAL IDENTIFICATION

RTECS NUMBER :

GE8050000

CHEMICAL NAME :

Citric acid, triethyl ester

CAS REGISTRY NUMBER :

77-93-0

BEILSTEIN REFERENCE NO. :

1801199

LAST UPDATED :

199701

DATA ITEMS CITED :

12

MOLECULAR FORMULA :

C12-H20-O7

MOLECULAR WEIGHT :

276.32

WISWESSER LINE NOTATION :

2OV1XQVO2&1VO2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

5900 mg/kg

TOXIC EFFECTS :

Behavioral - altered sleep time (including change in righting reflex) Lungs, Thorax, or Respiration - respiratory depression Nutritional and Gross Metabolic - body temperature decrease

REFERENCE :

IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 16,214,1985

TYPE OF TEST :

LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

1300 ppm/6H

TOXIC EFFECTS :

Lungs, Thorax, or Respiration - acute pulmonary edema Lungs, Thorax, or Respiration - pleural effusion Lungs, Thorax, or Respiration - dyspnea

REFERENCE :

14CYAT "Industrial Hygiene and Toxicology," 2nd ed., Patty, F.A., ed., New York, John Wiley & Sons, Inc., 1958-63 Volume(issue)/page/year: 2,1892,1963

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Intraperitoneal

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

4 gm/kg

TOXIC EFFECTS :

Behavioral - altered sleep time (including change in righting reflex) Lungs, Thorax, or Respiration - respiratory depression Nutritional and Gross Metabolic - body temperature decrease

REFERENCE :

IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 16,214,1985

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Subcutaneous

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

6600 mg/kg

TOXIC EFFECTS :

Behavioral - altered sleep time (including change in righting reflex) Lungs, Thorax, or Respiration - respiratory depression Nutritional and Gross Metabolic - body temperature decrease

REFERENCE :

IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 16,214,1985

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Intraperitoneal

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

1750 mg/kg

TOXIC EFFECTS :

Behavioral - somnolence (general depressed activity) Vascular - other changes

REFERENCE :

JPMSAE Journal of Pharmaceutical Sciences. (American Pharmaceutical Assoc., 2215 Constitution Ave., NW, Washington, DC 20037) V.50- 1961- Volume(issue)/page/year: 53,774,1964

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Mammal - cat

DOSE/DURATION :

3500 mg/kg

TOXIC EFFECTS :

Behavioral - convulsions or effect on seizure threshold Behavioral - ataxia Gastrointestinal - nausea or vomiting

REFERENCE :

FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 17,389,1979

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Administration onto the skin

SPECIES OBSERVED :

Rodent - rabbit

DOSE/DURATION :

>5 gm/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

REFERENCE :

FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 17,389,1979

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - guinea pig

DOSE/DURATION :

>25 mL/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

REFERENCE :

GWXXBX German Offenlegungsschrift Patent Document. (U.S. Patent and Trademark Office, Foreign Patents, Washington, DC 20231) Volume(issue)/page/year: #2703360 ** OTHER MULTIPLE DOSE TOXICITY DATA **

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Intraperitoneal

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

4900 mg/kg/14D-I

TOXIC EFFECTS :

Nutritional and Gross Metabolic - weight loss or decreased weight gain

REFERENCE :

JPMSAE Journal of Pharmaceutical Sciences. (American Pharmaceutical Assoc., 2215 Constitution Ave., NW, Washington, DC 20037) V.50- 1961- Volume(issue)/page/year: 53,774,1964

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Mammal - cat

DOSE/DURATION :

15904 mg/kg/8W-C

TOXIC EFFECTS :

Behavioral - somnolence (general depressed activity) Behavioral - muscle weakness Behavioral - ataxia

REFERENCE :

TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 1,283,1959 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X7556 No. of Facilities: 358 (estimated) No. of Industries: 9 No. of Occupations: 20 No. of Employees: 11496 (estimated) No. of Female Employees: 3993 (estimated)