Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Phenanthrindene
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

DC Chemicals Limited
China
Product Name: Methylenephenanthrene
Price: $Inquiry/100mg $Inquiry/250mg $Inquiry/500mg
Purity: 98.0%
Stocking Period: 3 Day
Contact: Tony Cao
Email: sales@dcchemicals.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 4H-Cyclopenta[def]phenanthrene
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

203-64-5

203-64-5 structure

203-64-5 structure

Name: Phenanthrindene
Chemical Name: 4H-Cyclopenta[def]phenanthrene
CAS Number: 203-64-5
Molecular Formula: C₁₅H₁₀
Molecular Weight: 190.240
Create Date: 2018-06-01 08:00:00
Modify Date: 2025-08-23 19:57:59
Methylenephenanthrene is a biochemical.

Name	4H-Cyclopenta[def]phenanthrene
Synonyms	EINECS 205-905-6 MFCD00003804 4H-Cyclopenta[def]phenanthrene 4,5-METHYLENEPHENANTHRENE 4H-Cyclopenta(def)phenanthrene Methylenephenanthrene Benzo[def]fluorene Cyclopenta[d,e,f]phenanthrene 4,5-Phenanthrylenemethane 4H-cyclobuta<def>phenanthrene 4,5-Methylenecyclophenanthrene Phenanthrindene methyl 4H-cyclopenta[def]phenanthrene

Density	1.3±0.1 g/cm3
Boiling Point	353.0±0.0 °C at 760 mmHg
Melting Point	113-115 °C(lit.)
Molecular Formula	C₁₅H₁₀
Molecular Weight	190.240
Flash Point	168.8±13.7 °C
Exact Mass	190.078247
LogP	4.54
Vapour Pressure	0.0±0.4 mmHg at 25°C
Index of Refraction	1.804
Stability	Stable. Combustible. Incompatible with strong oxidizing agents.

CHEMICAL IDENTIFICATION

RTECS NUMBER :: GY5280000

CHEMICAL NAME :: 4H-Cyclopenta(def)phenanthrene

CAS REGISTRY NUMBER :: 203-64-5

BEILSTEIN REFERENCE NO. :: 2043908

LAST UPDATED :: 199803

DATA ITEMS CITED :: 3

MOLECULAR FORMULA :: C15-H10

MOLECULAR WEIGHT :: 190.25

WISWESSER LINE NOTATION :: L566 B6 2AB O DHJ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 3000 mg/kg

TOXIC EFFECTS :: Tumorigenic - equivocal tumorigenic agent by RTECS criteria Kidney, Ureter, Bladder - Kidney tumors Skin and Appendages - tumors

MUTATION DATA

TYPE OF TEST :: Mutation in microorganisms

TEST SYSTEM :: Bacteria - Salmonella typhimurium

DOSE/DURATION :: 100 ug/plate

REFERENCE :: EMMUEG Environmental and Molecular Mutagenesis. (Alan R. Liss, Inc., 41 E. 11th St., New York, NY 10003) V.10- 1987- Volume(issue)/page/year: 19(Suppl 21),2,1992

Risk Phrases	R36/37/38
Safety Phrases	S22-S24/25
RIDADR	2811
WGK Germany	3
RTECS	GY5280000
Packaging Group	III
Hazard Class	6.1(b)
HS Code	2902909090

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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