+-7R,8T-DIHYDROXY-9T,-10T-EPOXY-7,8,9,10-TETRAHYDROBENZO(A.

Modify Date: 2025-08-27 01:11:08

+-7R,8T-DIHYDROXY-9T,-10T-EPOXY-7,8,9,10-TETRAHYDROBENZO(A. structure	Common Name	+-7R,8T-DIHYDROXY-9T,-10T-EPOXY-7,8,9,10-TETRAHYDROBENZO(A.
	CAS Number	58917-67-2	Molecular Weight	302.32300
	Density	N/A	Boiling Point	N/A
	Molecular Formula	C₂₀H₁₄O₃	Melting Point	N/A
	MSDS	N/A	Flash Point	N/A

Name	7,8,8a,9a-Tetrahydrobenzo[1,12]tetrapheno[10,11-b]oxirene-7,8-dio l

Molecular Formula	C₂₀H₁₄O₃
Molecular Weight	302.32300
Exact Mass	302.09400
PSA	52.99000
LogP	3.43180

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DJ7960000

CHEMICAL NAME :: Benzo(a)pyrene, 7,8,9,10-tetrahydro-7,8-dihydroxy-9,10-epoxy-, anti-

CAS REGISTRY NUMBER :: 58917-67-2

LAST UPDATED :: 199712

DATA ITEMS CITED :: 40

MOLECULAR FORMULA :: C20-H14-O3

MOLECULAR WEIGHT :: 302.34

WISWESSER LINE NOTATION :: T E3 D6 B6666 2AB U FOTT&&&&J HQ IQ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 2400 ug/kg

TOXIC EFFECTS :: Tumorigenic - equivocal tumorigenic agent by RTECS criteria Skin and Appendages - tumors

TYPE OF TEST :: DNA adduct

MUTATION DATA

TYPE OF TEST :: DNA inhibition

TEST SYSTEM :: Primate - monkey Kidney

DOSE/DURATION :: 1700 nmol/L

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: LBL-14599

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