RTECS NUMBER : PB9625200
CHEMICAL NAME : 4,7-Methanoindan,
3a,4,5,6,7,7a-hexahydro-1,2:5,6-diepoxy-
CAS REGISTRY NUMBER : 81-21-0
OTHER CAS REGISTRY NOS. : 106342-07-8
21090-47-1
4168-48-3
29475-56-7
LAST UPDATED : 199801
DATA ITEMS CITED : 9
MOLECULAR FORMULA : C10-H12-O2
MOLECULAR WEIGHT : 164.22
WISWESSER LINE NOTATION : T D3 C55 J35 A ED KOTJ
COMPOUND DESCRIPTOR : Primary Irritant
SYNONYMS/TRADE NAMES :
* Bicyclopentadiene dioxide
* 1,2:5,6-Diepoxyhexahydro-4,7-methanoindan
* 1,2:5,6-Diepoxy-3a,4,5,6,7,7a-hexahydro-4,7-methanoindan
* Dicyclopentadiene diepoxide
* Dicyclopentadiene dioxide
* EP 207
* Epoxide 207
* 2,4-Methano-2H-bisoxireno(a,f)indene, octahydro-
* 4,7-Methanoindan, 1,2:5,6-diepoxyhexahydro-
* 4,7-Methanoindan, 1,2:5,6-diepoxy-3a,4,5,6,7,7a-hexahydro-
* 2,4-Methano-2H-indeno(1,2-b:5,6-b')bisoxirene, octahydro-
* Unox 207
* Unox epoxide 207
* Unox 207X
*** HEALTH HAZARD DATA ***
** SKIN/EYE IRRITATION DATA **
TYPE OF TEST : Open irritation test
ROUTE OF EXPOSURE : Administration onto the skin
SPECIES OBSERVED : Rodent - rabbit
DOSE/DURATION : 500 mg
REACTION SEVERITY : Mild
REFERENCE :
UCDS** Union Carbide Data Sheet. (Union Carbide Corp., 39 Old Ridgebury
Rd., Danbury, CT 06817) Volume(issue)/page/year: 10/5/1961
** ACUTE TOXICITY DATA **
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 210 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
UCDS** Union Carbide Data Sheet. (Union Carbide Corp., 39 Old Ridgebury
Rd., Danbury, CT 06817) Volume(issue)/page/year: 10/5/1961
TYPE OF TEST : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 11 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J.,
Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,778,1986
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intravenous
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 56 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems
Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010)
Volume(issue)/page/year: NX#04159
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Administration onto the skin
SPECIES OBSERVED : Rodent - rabbit
DOSE/DURATION : 8 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
UCDS** Union Carbide Data Sheet. (Union Carbide Corp., 39 Old Ridgebury
Rd., Danbury, CT 06817) Volume(issue)/page/year: 10/5/1961
TYPE OF TEST : LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE : Inhalation
SPECIES OBSERVED : Mammal - species unspecified
DOSE/DURATION : 10 gm/m3/1H
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J.,
Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,778,1986
** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE : Inhalation
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 1100 ug/m3/17W-I
TOXIC EFFECTS :
Brain and Coverings - recordings from specific areas of CNS
Kidney, Ureter, Bladder - proteinuria
Kidney, Ureter, Bladder - other changes in urine composition
REFERENCE :
TPKVAL Toksikologiya Novykh Promyshlennykh Khimicheskikh Veshchestv.
Toxicology of New Industrial Chemical Substances. For English translation,
see TNICS*. (Izdatel'stvo Meditsina, Moscow, USSR) No.1- 1961-
Volume(issue)/page/year: 14,131,1975
*** STATUS IN U.S. ***
EPA TSCA Section 8(b) CHEMICAL INVENTORY
EPA TSCA 8(a) PRELIMINARY ASSESSMENT INFORMATION, FINAL RULE
FEREAC Federal Register. (U.S. Government Printing Office, Supt. of
Documents, Washington, DC 20402) V.1- 1936- Volume(issue)/page/year:
47,26992,82
*** END OF RECORD ***
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