*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : EK5425000
CHEMICAL NAME           : Butane, 1,1'-oxybis-
CAS REGISTRY NUMBER     : 142-96-1
BEILSTEIN REFERENCE NO. : 1732752
REFERENCE               : 4-01-00-01520 (Beilstein Handbook Reference)
LAST UPDATED            : 199806
DATA ITEMS CITED        : 12
MOLECULAR FORMULA       : C8-H18-O
MOLECULAR WEIGHT        : 130.26
WISWESSER LINE NOTATION : 4O4
COMPOUND DESCRIPTOR     : Human
                          Primary Irritant
SYNONYMS/TRADE NAMES :
   * 1-Butoxybutane
   * Butyl ether
   * n-Butyl ether
   * Dibutyl ether
   * Di-n-butyl ether
   * n-Dibutyl ether
   * Dibutyl oxide
   * Ether butylique
   * 1,1'-Oxybis(butane)
 
                       *** HEALTH HAZARD DATA ***
 
                      ** SKIN/EYE IRRITATION DATA **
 
TYPE OF TEST            : Standard Draize test
ROUTE OF EXPOSURE       : Administration into the eye
SPECIES OBSERVED        : Human
DOSE/DURATION           : 200 ppm/15M
REFERENCE :
   JIHTAB Journal of Industrial Hygiene and Toxicology.  (Cambridge, MA)
   V.18-31, 1936-49.  For publisher information, see AEHLAU.
   Volume(issue)/page/year: 28,262,1946
 
TYPE OF TEST            : Open irritation test
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 380 mg
REACTION SEVERITY       : Mild
REFERENCE :
   UCDS** Union Carbide Data Sheet.  (Union Carbide Corp., 39 Old Ridgebury
   Rd., Danbury, CT 06817)  Volume(issue)/page/year: 7/8/1971
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Human
DOSE/DURATION           : 200 ppm
TOXIC EFFECTS :
   Sense Organs and Special Senses (Olfaction) - effect, not otherwise
   specified
   Sense Organs and Special Senses (Eye) - conjunctive irritation
REFERENCE :
   JIHTAB Journal of Industrial Hygiene and Toxicology.  (Cambridge, MA)
   V.18-31, 1936-49.  For publisher information, see AEHLAU.
   Volume(issue)/page/year: 28,262,1946
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 7400 mg/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
 
TYPE OF TEST            : LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 4000 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           : 169 gm/m3/15M
TOXIC EFFECTS :
   Behavioral - general anesthetic
REFERENCE :
   ANESAV Anesthesiology.  (Lippincott/Harper, Journal Fulfillment Dept., 2350
   Virginia Ave., Hagerstown, MD 21740)  V.1-    1940- Volume(issue)/page/year:
   11,455,1950
 
TYPE OF TEST            : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 258 mg/kg
TOXIC EFFECTS :
   Behavioral - altered sleep time (including change in righting reflex)
REFERENCE :
   APTOA6 Acta Pharmacologica et Toxicologica.  (Copenhagen, Denmark)  V.1-59,
   1945-86.  For publisher information, see PHTOEH  Volume(issue)/page/year:
   37,56,1975
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 10 mL/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

         *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA ***

NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
   NOHS - National Occupational Hazard Survey (1974)
     NOHS Hazard Code - 84736
       No. of Facilities: 97 (estimated)
       No. of Industries: 3
       No. of Occupations: 5
       No. of Employees: 1004 (estimated)
   
   NOES - National Occupational Exposure Survey (1983)
     NOES Hazard Code - 84736
       No. of Facilities: 468 (estimated)
       No. of Industries: 4
       No. of Occupations: 18
       No. of Employees: 6292 (estimated)
       No. of Female Employees: 235 (estimated)

                          *** STATUS IN U.S. ***
 
   EPA TSCA Section 8(b) CHEMICAL INVENTORY
   
   EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998

 
                            *** END OF RECORD ***