2-Butenedioic acid(2Z)-, 1,4-bis(2-ethylhexyl) ester cas no:142-16-5
Synonyms: 2-Butenedioic acid (Z)-,bis(2-ethylhexyl) ester;Maleic acid, bis(2-ethylhexyl) ester (6CI,7CI,8CI);Bis(2-ethylhexyl) maleate;Ceraphyl 45;Di-2-ethylhexyl maleate;Dioctylmaleate;2-Butenedioicacid (2Z)-, bis(2-ethylhexyl) ester (9CI);
Name2-Butenedioic acid(2Z)-, 1,4-bis(2-ethylhexyl) ester
CAS142-16-5
Synonyms2-Butenedioic acid (Z)-,bis(2-ethylhexyl) ester;Maleic acid, bis(2-ethylhexyl) ester (6CI,7CI,8CI);Bis(2-ethylhexyl) maleate;Ceraphyl 45;Di-2-ethylhexyl maleate;Dioctylmaleate;2-Butenedioicacid (2Z)-, bis(2-ethylhexyl) ester (9CI);
EINECS(EC#)205-524-5
Molecular FormulaC20H36O4
Molecular Weight340.50
AppearanceClear to yellow liquid
refractive index1.455
storage tempKeep in a cool, dry, dark location in a tightly sealed container or cylinder. Keep away from incompatible materials, ignition sources and untrained individuals. Secure and label area. Protect containers/cylinders from physical damage.
Hazard Xi: Irritant;
Risk R36/38
Safety Mildly toxic by ingestion and skin contact. A skin and eye irritant. Combustible when exposed to heat or flame; can react with oxidizing materials. To fight fire, use alcohol foam, dry chemical, mist or spray. When heated to decomposition it emits acrid smoke and irritating fumes. See also ESTERS.
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- ON0160000
- CHEMICAL NAME :
- Maleic acid, bis(2-ethylhexyl) ester
- CAS REGISTRY NUMBER :
- 142-16-5
- BEILSTEIN REFERENCE NO. :
- 1729133
- LAST UPDATED :
- 199806
- DATA ITEMS CITED :
- 8
- MOLECULAR FORMULA :
- C20-H36-O4
- MOLECULAR WEIGHT :
- 340.56
- WISWESSER LINE NOTATION :
- 4Y2&1OV1 2U -C
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 :
- 14 gm/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- JIHTAB Journal of Industrial Hygiene and Toxicology. (Cambridge, MA)
V.18-31, 1936-49. For publisher information, see AEHLAU.
Volume(issue)/page/year: 31,60,1949
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- >5 gm/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- 14CYAT "Industrial Hygiene and Toxicology," 2nd ed., Patty, F.A., ed., New
York, John Wiley & Sons, Inc., 1958-63 Volume(issue)/page/year: 2,1895,1963
- TYPE OF TEST :
- LD - Lethal dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- >20 gm/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and
Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR)
V.1-36, 1957-1992. For publisher information, see MTPEEI
Volume(issue)/page/year: 31(1),49,1987
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- >1 gm/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- NTIS** National Technical Information Service. (Springfield, VA 22161)
Formerly U.S. Clearinghouse for Scientific & Technical Information.
Volume(issue)/page/year: AD691-490
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Administration onto the skin
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- 15 mL/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- JIHTAB Journal of Industrial Hygiene and Toxicology. (Cambridge, MA)
V.18-31, 1936-49. For publisher information, see AEHLAU.
Volume(issue)/page/year: 31,60,1949
*** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA ***
NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
NOHS - National Occupational Hazard Survey (1974)
NOHS Hazard Code - A1359
No. of Facilities: 292 (estimated)
No. of Industries: 4
No. of Occupations: 9
No. of Employees: 1212 (estimated)
NOES - National Occupational Exposure Survey (1983)
NOES Hazard Code - A1359
No. of Facilities: 652 (estimated)
No. of Industries: 3
No. of Occupations: 17
No. of Employees: 3350 (estimated)
No. of Female Employees: 411 (estimated)
