4H-CYCLOPENTA(DEF)CHRYSENE

Modify Date: 2024-01-09 01:50:22

4H-CYCLOPENTA(DEF)CHRYSENE Structure
4H-CYCLOPENTA(DEF)CHRYSENE structure
Common Name 4H-CYCLOPENTA(DEF)CHRYSENE
CAS Number 202-98-2 Molecular Weight 240.29900
Density 1.296g/cm3 Boiling Point 470.4ºC at 760mmHg
Molecular Formula C19H12 Melting Point N/A
MSDS N/A Flash Point 229.5ºC

 Names

Name 4H-cyclopentachrysene
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.296g/cm3
Boiling Point 470.4ºC at 760mmHg
Molecular Formula C19H12
Molecular Weight 240.29900
Flash Point 229.5ºC
Exact Mass 240.09400
LogP 5.05040
Vapour Pressure 1.44E-08mmHg at 25°C
Index of Refraction 1.848

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
GY0875000
CHEMICAL NAME :
4H-Cyclopenta(def)chrysene
CAS REGISTRY NUMBER :
202-98-2
BEILSTEIN REFERENCE NO. :
2450512
LAST UPDATED :
199612
DATA ITEMS CITED :
2
MOLECULAR FORMULA :
C19-H12
MOLECULAR WEIGHT :
240.31
WISWESSER LINE NOTATION :
L D6 B6566 2AB S LHJ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
TDLo - Lowest published toxic dose
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

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

 Safety Information

HS Code 2902909090

 Customs

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%

 Synonyms

Chrysene,4,5-methylene
cyclpenta<def>chrysene
4H-Cyclopenta(def)chrysene
4H-Cyclopenta[def]chrysen
4,5-Methylenechrysene
4,5-Methanochrysene