Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Benzo[a]aceanthrylene
Price: Check
Purity: 95.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

203-33-8

203-33-8 structure

203-33-8 structure

Name: Benzo[a]aceanthrylene
Chemical Name: benz[a]aceanthrylene
CAS Number: 203-33-8
Molecular Formula: C₂₀H₁₂
Molecular Weight: 252.309
Catalog: analytical chemistry Standard Volatile Organic Compounds (VOCs)
Create Date: 2018-06-28 07:26:26
Modify Date: 2025-08-23 08:22:32

Name	benz[a]aceanthrylene
Synonyms	Benzo<b>fluoroanthene 1,2-Benzofluoranthene Benz[a]aceanthrylene Benzo<b>fluoroanthen Benzo[a]aceanthrylene 1,2-Benzfluoranthrene 1,2-Benzfluoranthene Benzo<b>fluoranthene

Density	1.3±0.1 g/cm3
Boiling Point	467.5±12.0 °C at 760 mmHg
Molecular Formula	C₂₀H₁₂
Molecular Weight	252.309
Flash Point	228.6±13.7 °C
Exact Mass	252.093903
LogP	6.40
Vapour Pressure	0.0±0.6 mmHg at 25°C
Index of Refraction	1.887

CHEMICAL IDENTIFICATION

RTECS NUMBER :: CU0500000

CHEMICAL NAME :: Benz(a)aceanthrylene

CAS REGISTRY NUMBER :: 203-33-8

BEILSTEIN REFERENCE NO. :: 1957846

LAST UPDATED :: 199710

DATA ITEMS CITED :: 4

MOLECULAR FORMULA :: C20-H12

MOLECULAR WEIGHT :: 252.32

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 :: 1600 ug/kg

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

MUTATION DATA

TYPE OF TEST :: Mutation in microorganisms

TEST SYSTEM :: Bacteria - Salmonella typhimurium

DOSE/DURATION :: 5 ug/plate

REFERENCE :: ENMUDM Environmental Mutagenesis. (New York, NY) V.1-9, 1979-87. For publisher information, see EMMUEG. Volume(issue)/page/year: 9,183,1987

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H315-H319-H335
Precautionary Statements	P261-P305 + P351 + P338
Hazard Codes	Xi
Risk Phrases	36/37/38
Safety Phrases	26-36/37/39
RIDADR	NA 1993 / PGIII
HS Code	2902909090

Precursor 6
146746-38-5 1564-64-3 737-24-6 64611-30-9
523-27-3 244205-40-1
DownStream 0

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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