*** CHEMICAL IDENTIFICATION ***
RTECS NUMBER : RN8575000
CHEMICAL NAME : 7-Oxabicyclo(2.2.1)heptane-2,3-dicarboxylic
anhydride, 2,3-dimethyl-
CAS REGISTRY NUMBER : 56-25-7
BEILSTEIN REFERENCE NO. : 0085302
REFERENCE : 5-19-05-00051 (Beilstein Handbook Reference)
LAST UPDATED : 199701
DATA ITEMS CITED : 18
MOLECULAR FORMULA : C10-H12-O4
MOLECULAR WEIGHT : 196.22
WISWESSER LINE NOTATION : T C555 A AO DVOVTJ C1 G1
COMPOUND DESCRIPTOR : Agricultural Chemical
Tumorigen
Drug
Human
Natural Product
SYNONYMS/TRADE NAMES :
* CAN
* Cantharides camphor
* Cantharidin
* Cantharidine
* Cantharone
* exo-1,2-cis-Dimethyl-3,6-epoxyhexahydrophthalic anhydride
* 2,3-Dimethyl-7-oxabicyclo(2.2.1)heptane-2,3-dicarboxylic anhydride
* 4,7-Epoxyisobenzofuran-1,3-dione, hexahydro-3a,7a-dimethyl-,
(3a-alpha,4-beta,7-beta,7a-alpha)
* Hexahydro-3a,7a-dimethyl-4,7-epoxyisobenzofuran-1,3-dione
* Kantaridin
* Kantharidin
*** HEALTH HAZARD DATA ***
** ACUTE TOXICITY DATA **
TYPE OF TEST : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Human
DOSE/DURATION : 428 ug/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
34ZIAG "Toxicology of Drugs and Chemicals," Deichmann, W.B., New York,
Academic Press, Inc., 1969 Volume(issue)/page/year: -,646,1969
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 1 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JAFCAU Journal of Agricultural and Food Chemistry. (American Chemical Soc.,
Distribution Office Dept. 223, POB 57136, West End Stn., Washington, DC
20037) V.1- 1953- Volume(issue)/page/year: 35,823,1987
TYPE OF TEST : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Mammal - dog
DOSE/DURATION : 50 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
FDWU** "Ueber die Wirkung Verschiedener Gifte Auf Vogel, Dissertation,"
Forchheimer, L., Pharmakologischen Institut der Universitat Wurzburg, Fed.
Rep. Ger., 1931 Volume(issue)/page/year: -,-,1931
TYPE OF TEST : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Mammal - cat
DOSE/DURATION : 310 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
FDWU** "Ueber die Wirkung Verschiedener Gifte Auf Vogel, Dissertation,"
Forchheimer, L., Pharmakologischen Institut der Universitat Wurzburg, Fed.
Rep. Ger., 1931 Volume(issue)/page/year: -,-,1931
TYPE OF TEST : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rabbit
DOSE/DURATION : 20 mg/kg
TOXIC EFFECTS :
Cardiac - arrhythmias (including changes in conduction)
REFERENCE :
TOXIA6 Toxicon. (Pergamon Press Ltd., Headington Hill Hall, Oxford OX3 OBW,
UK) V.1- 1962- Volume(issue)/page/year: 23,36,1985
TYPE OF TEST : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE : Subcutaneous
SPECIES OBSERVED : Rodent - rabbit
DOSE/DURATION : 1 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
FDWU** "Ueber die Wirkung Verschiedener Gifte Auf Vogel, Dissertation,"
Forchheimer, L., Pharmakologischen Institut der Universitat Wurzburg, Fed.
Rep. Ger., 1931 Volume(issue)/page/year: -,-,1931
TYPE OF TEST : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Bird - pigeon
DOSE/DURATION : 32 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
FDWU** "Ueber die Wirkung Verschiedener Gifte Auf Vogel, Dissertation,"
Forchheimer, L., Pharmakologischen Institut der Universitat Wurzburg, Fed.
Rep. Ger., 1931 Volume(issue)/page/year: -,-,1931
TYPE OF TEST : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE : Subcutaneous
SPECIES OBSERVED : Bird - chicken
DOSE/DURATION : 75 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
FDWU** "Ueber die Wirkung Verschiedener Gifte Auf Vogel, Dissertation,"
Forchheimer, L., Pharmakologischen Institut der Universitat Wurzburg, Fed.
Rep. Ger., 1931 Volume(issue)/page/year: -,-,1931
TYPE OF TEST : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Amphibian - frog
DOSE/DURATION : 7273 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
FDWU** "Ueber die Wirkung Verschiedener Gifte Auf Vogel, Dissertation,"
Forchheimer, L., Pharmakologischen Institut der Universitat Wurzburg, Fed.
Rep. Ger., 1931 Volume(issue)/page/year: -,-,1931
TYPE OF TEST : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Mammal - species unspecified
DOSE/DURATION : 75 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
FDWU** "Ueber die Wirkung Verschiedener Gifte Auf Vogel, Dissertation,"
Forchheimer, L., Pharmakologischen Institut der Universitat Wurzburg, Fed.
Rep. Ger., 1931 Volume(issue)/page/year: -,-,1931
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Mammal - species unspecified
DOSE/DURATION : 1710 ug/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
85PEAG "Zhongliu Yanjiu" Cancer Review, Yu, R., et al., eds., Shanghai
Science/Technology Publisher, Peop. Rep. China, 1994
Volume(issue)/page/year: -,183,1994
TYPE OF TEST : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE : Unreported
SPECIES OBSERVED : Mammal - species unspecified
DOSE/DURATION : 50 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
CTYAD8 Zhongcaoyao. Chinese Traditional and Herbal Medicine. (China
International Book Trading Corp., POB 2820, Beijing, Peop. Rep. China) V.11-
1980- Volume(issue)/page/year: 20,135,1989
** TUMORIGENIC DATA **
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Administration onto the skin
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 25 mg/kg/14W-I
TOXIC EFFECTS :
Tumorigenic - neoplastic by RTECS criteria
Skin and Appendages - tumors
REFERENCE :
BJCAAI British Journal of Cancer. (Macmillan Press Ltd., Houndmills,
Basingstoke, Hants. RG21 2XS, UK) V.1- 1947- Volume(issue)/page/year:
9,177,1955
TYPE OF TEST : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE : Administration onto the skin
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 70 mg/kg/52W-I
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria
Skin and Appendages - tumors
REFERENCE :
CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut
Sts., Philadelphia, PA 19106) V.1- 1941- Volume(issue)/page/year:
32,1463,1972
*** REVIEWS ***
IARC Cancer Review:Animal Limited Evidence
IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals
to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210)
V.1- 1972- Volume(issue)/page/year: 10,79,1976
IARC Cancer Review:Human No Adequate Data
IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals
to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210)
V.1- 1972- Volume(issue)/page/year: 10,79,1976
IARC Cancer Review:Group 3
IMSUDL IARC Monographs, Supplement. (WHO Publications Centre USA, 49
Sheridan Ave., Albany, NY 12210) No.1- 1979- Volume(issue)/page/year:
7,56,1987
*** STATUS IN U.S. ***
EPA TSCA Section 8(b) CHEMICAL INVENTORY
*** END OF RECORD ***