DC Chemicals Limited
China
Product Name: Dibenzo(a,i)pyrene
Price: $Inquiry/100mg $Inquiry/250mg $Inquiry/500mg
Purity: 98.0%
Stocking Period: 3 Day
Contact: Tony Cao
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Benzo[rst]pentaphene
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

189-55-9

189-55-9 structure

Name: Dibenz[a,i]pyrene
Chemical Name: Benzo[rst]pentaphene
CAS Number: 189-55-9
Molecular Formula: C₂₄H₁₄
Molecular Weight: 302.37
Catalog: Signaling Pathways Immunology/Inflammation Aryl Hydrocarbon Receptor
Create Date: 2018-04-28 08:00:00
Modify Date: 2025-08-23 17:08:04
Dibenzo(a,i)pyrene is a 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD) receptor ligand[1].

Name	Benzo[rst]pentaphene
Synonyms	dibenzo[a,i]pyrene BENZO(RST)PENTAPHENE 1,2:7,8-Dibenzpyrene 3,4:9,10-Dibenzopyrene Benzo[rst]pentaphene Dibenz[a,i]pyrene

Description	Dibenzo(a,i)pyrene is a 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD) receptor ligand[1].
Related Catalog	Research Areas >> Cancer Signaling Pathways >> Immunology/Inflammation >> Aryl Hydrocarbon Receptor
References	[1]. Dan Johnels, et al. Quantitative Structure-Activity Relationship (QSAR) Analysis Using the Partial Least Squares (PLS) Method: The Binding of Polycyclic Aromatic Hydrocarbons (PAH) to the Rat Liver 2,3,7,8-Tetrachlorodibenzo-P-Dioxin (TCDD) Receptor. Quant. Struct.-Act. Relat. 8, 83-89 (1989).

Density	1.3±0.1 g/cm3
Boiling Point	552.3±17.0 °C at 760 mmHg
Molecular Formula	C₂₄H₁₄
Molecular Weight	302.37
Flash Point	282.0±15.1 °C
Exact Mass	302.109558
LogP	7.63
Vapour Pressure	0.0±0.7 mmHg at 25°C
Index of Refraction	1.913

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DI5775000

CHEMICAL NAME :: Benzo(rst)pentaphene

CAS REGISTRY NUMBER :: 189-55-9

BEILSTEIN REFERENCE NO. :: 1881370

LAST UPDATED :: 199806

DATA ITEMS CITED :: 27

MOLECULAR FORMULA :: C24-H14

MOLECULAR WEIGHT :: 302.38

WISWESSER LINE NOTATION :: L D6 B66 P666 2AB A&J

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Parenteral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 96761 ug/kg

TOXIC EFFECTS :: Tumorigenic - Carcinogenic by RTECS criteria Skin and Appendages - tumors

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 47 mg/kg/39W-I

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

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 1000 ug/kg

TOXIC EFFECTS :: Tumorigenic - equivocal tumorigenic agent by RTECS criteria Tumorigenic - tumors at site of application

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - hamster

DOSE/DURATION :: 2 mg/kg

TOXIC EFFECTS :: Tumorigenic - neoplastic by RTECS criteria Tumorigenic - tumors at site of application

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intratracheal

SPECIES OBSERVED :: Rodent - hamster

DOSE/DURATION :: 33 gm/kg/8W-I

TOXIC EFFECTS :: Tumorigenic - equivocal tumorigenic agent by RTECS criteria Lungs, Thorax, or Respiration - tumors

TYPE OF TEST :: TD - Toxic dose (other than lowest)

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 72 mg/kg/9W-I

TOXIC EFFECTS :: Tumorigenic - equivocal tumorigenic agent by RTECS criteria Lungs, Thorax, or Respiration - tumors Liver - tumors

TYPE OF TEST :: TD - Toxic dose (other than lowest)

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 141 mg/kg/47W-I

TOXIC EFFECTS :: Tumorigenic - equivocal tumorigenic agent by RTECS criteria Skin and Appendages - tumors Tumorigenic - tumors at site of application

TYPE OF TEST :: TD - Toxic dose (other than lowest)

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - hamster

DOSE/DURATION :: 16 mg/kg

TOXIC EFFECTS :: Tumorigenic - equivocal tumorigenic agent by RTECS criteria Tumorigenic - tumors at site of application

TYPE OF TEST :: TD - Toxic dose (other than lowest)

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 80 mg/kg

TOXIC EFFECTS :: Tumorigenic - equivocal tumorigenic agent by RTECS criteria Tumorigenic - tumors at site of application

TYPE OF TEST :: TD - Toxic dose (other than lowest)

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 4 mg/kg

TOXIC EFFECTS :: Tumorigenic - equivocal tumorigenic agent by RTECS criteria Tumorigenic - tumors at site of application

TYPE OF TEST :: Micronucleus test

TYPE OF TEST :: DNA adduct

TYPE OF TEST :: Sister chromatid exchange

MUTATION DATA

TYPE OF TEST :: Morphological transformation

TEST SYSTEM :: Rodent - hamster Kidney

DOSE/DURATION :: 80 ug/L

REFERENCE :: BJCAAI British Journal of Cancer. (Macmillan Press Ltd., Houndmills, Basingstoke, Hants. RG21 2XS, UK) V.1- 1947- Volume(issue)/page/year: 37,873,1978 *** REVIEWS *** IARC Cancer Review:Animal Sufficient 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: 3,215,1973 IARC Cancer Review:Animal Sufficient 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: 32,337,1983 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: 32,337,1983 IARC Cancer Review:Group 2B IMSUDL IARC Monographs, Supplement. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) No.1- 1979- Volume(issue)/page/year: 7,56,1987 TOXICOLOGY REVIEW 85DHAX "Medical and Biologic Effects of Environmental Pollutants Series," Washington, DC, National Academy of Sciences, 1972-77 Volume(issue)/page/year: Pc,4,1972 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-FRANCE;Carcinogen JAN 1993

Hazard Codes	Xn: Harmful;
Risk Phrases	R40
Safety Phrases	36/37
RIDADR	UN 3077
Packaging Group	III
HS Code	2902909090

89382-27-4

~85%

189-55-9

Literature: Ashram; Miller; Bridson; Georghiou Journal of Organic Chemistry, 1997 , vol. 62, # 19 p. 6476 - 6484

285571-20-2

~43%

189-55-9

Literature: Zhang, Fang-Jie; Cortez, Cecilia; Harvey, Ronald G. Journal of Organic Chemistry, 2000 , vol. 65, # 13 p. 3952 - 3960

3302-52-1

189-55-9

Literature: Chemische Berichte, , vol. 72, p. 1645,1648

115101-83-2

189-55-9

Literature: Journal of Organic Chemistry, , vol. 25, p. 2043

195057-48-8

189-55-9

Literature: Journal of Organic Chemistry, , vol. 62, # 19 p. 6476 - 6484

80664-95-5

189-55-9

Literature: Journal of the American Chemical Society, , vol. 104, # 9 p. 2560 - 2571

3302-52-1

189-55-9

120233-64-9

Literature: Comptes Rendus Hebdomadaires des Seances de l'Academie des Sciences, , vol. 249, p. 1364

72094-95-2

189-55-9

80664-95-5

Literature: Journal of the American Chemical Society, , vol. 104, # 9 p. 2560 - 2571

130800-20-3

189-55-9

Literature: Journal of Organic Chemistry, , vol. 56, # 3 p. 1210 - 1217

HS Code	2902909090
Summary	2902909090 other aromatic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%

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