*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : FC8750000
CHEMICAL NAME           : Carbamic acid, methyl-, 3,4-xylyl ester
CAS REGISTRY NUMBER     : 2425-10-7
BEILSTEIN REFERENCE NO. : 2047375
LAST UPDATED            : 199806
DATA ITEMS CITED        : 14
MOLECULAR FORMULA       : C10-H13-N-O2
MOLECULAR WEIGHT        : 179.24
WISWESSER LINE NOTATION : 1MVOR C1 D1
COMPOUND DESCRIPTOR     : Agricultural Chemical
                          Mutagen
SYNONYMS/TRADE NAMES :
   * Carbamic acid, N-methyl-, (3,4-dimethylphenyl) ester
   * 3,4-Dimethylphenol methylcarbamate
   * 3,4-Dimethylphenyl N-methylcarbamate
   * Meobal
   * Methylcarbamic acid 3,4-xylyl ester
   * MPMC
   * Phenol, 3,4-dimethyl-, methylcarbamate
   * S 1042
   * V 17004
   * Xylylcarb
   * 3,4-Xylylester kyseliny methylkarbaminove
   * 3,4-Xylyl methylcarbamate
 
                       *** 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           : 290 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   GUCHAZ Guide to the Chemicals Used in Crop Protection.  (Information Canada,
   171 Slater St., Ottawa, Ont., Canada)  Volume(issue)/page/year: 6,218,1973
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : >1 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   PEMNDP Pesticide Manual.  (The British Crop Protection Council, 20 Bridport
   Rd., Thornton Heath CR4 7QG, UK)  V.1-    1968-  Volume(issue)/page/year:
   9,862,1991
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 45500 ug/kg
TOXIC EFFECTS :
   Behavioral - tremor
   Behavioral - convulsions or effect on seizure threshold
   Lungs, Thorax, or Respiration - respiratory stimulation
REFERENCE :
   TOIZAG Toho Igakkai Zasshi.  Journal of Medical Society of Toho University.
   (Toho Daigaku Igakkai, 21-16, Omori-nishi, 5-chome, Ota-ku, Tokyo 143,
   Japan)  V.1-    1954-  Volume(issue)/page/year: 17,60,1970
 
TYPE OF TEST            : LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : >541 mg/m3
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   SAIGBL Sangyo Igaku.  Japanese Journal of Industrial Health.  (Nippon Sangyo
   Eisei Igakkai, Kosu Eisei Bldg., 1-29-8, Shinjuku, Shinjuku-ku, Tokyo 160,
   Japan)  V.1-    1959-  Volume(issue)/page/year: 14,441,1972
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : >1500 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   SAIGBL Sangyo Igaku.  Japanese Journal of Industrial Health.  (Nippon Sangyo
   Eisei Igakkai, Kosu Eisei Bldg., 1-29-8, Shinjuku, Shinjuku-ku, Tokyo 160,
   Japan)  V.1-    1959-  Volume(issue)/page/year: 14,441,1972
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 110 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   TOIZAG Toho Igakkai Zasshi.  Journal of Medical Society of Toho University.
   (Toho Daigaku Igakkai, 21-16, Omori-nishi, 5-chome, Ota-ku, Tokyo 143,
   Japan)  V.1-    1954-  Volume(issue)/page/year: 17,60,1970
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Unreported
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 61 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   30ZDA9 "Chemistry of Pesticides," Melnikov, N.N., New York, Springer-Verlag
   New York, Inc., 1971  Volume(issue)/page/year: -,190,1971
 
TYPE OF TEST            : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 1 gm/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
   Gastrointestinal - hypermotility, diarrhea
REFERENCE :
   NTIS** National Technical Information Service.  (Springfield, VA 22161)
   Formerly U.S. Clearinghouse for Scientific & Technical Information.
   Volume(issue)/page/year: OTS0545726
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Bird - wild bird species
DOSE/DURATION           : 22500 ug/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   JTCEEM Journal de Toxicologie Clinique et Experimentale.  (SPPIF, B.P.22,
   F-41353 Vineuil, France) V.5-    1985-  Volume(issue)/page/year:
   6(3),175,1986
 
                            ** MUTATION DATA **
 
TYPE OF TEST            : Cytogenetic analysis
TEST SYSTEM             : Rodent - hamster Fibroblast
DOSE/DURATION           : 125 mg/L/48H
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 48,337,1977
 
TYPE OF TEST            : Cytogenetic analysis
TEST SYSTEM             : Rodent - hamster Lung
DOSE/DURATION           : 340 mg/L
REFERENCE :
   GMCRDC Gann Monograph on Cancer Research.  (Plenum Pub. Corp., 233 Spring
   St., New York, NY 10013) No. 11-    1971-  Volume(issue)/page/year:
   27,95,1981

                          *** STATUS IN U.S. ***
 
   EPA GENETOX PROGRAM 1988, Negative: B subtilis rec assay; TRP reversion
   
   EPA TSCA Section 8(b) CHEMICAL INVENTORY
   
   EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998

 
                            *** END OF RECORD ***