苯并(E)苊菲

Description

benz(E)acephenanthrylene · CAS 205-99-2 · C20H12. UNII FJO154KG1X. Boiling Point: 481 °C; Melting Point: 325 to 329 °F (NTP, 1992); Melting Point: 168.4 °C.

Identification

CAS Registry Number	205-99-2
PubChem CID	9153
Molecular formula	C20H12
IUPAC name	pentacyclo[10.7.1.02,7.08,20.013,18]icosa-1(19),2(7),3,5,8(20),9,11,13,15,17-decaene
UNII (FDA)	FJO154KG1X

Computed Descriptors

Molecular Weight	252.3
XLogP3	6.4
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	0
Rotatable Bond Count	0
Exact Mass	252.093900383
Monoisotopic Mass	252.093900383
Topological Polar Surface Area	0
Heavy Atom Count	20
Formal Charge	0

Physical & Chemical Properties

Boiling Point	481 °C
Melting Point	325 to 329 °F (NTP, 1992)
Melting Point	168.4 °C
Melting Point	168 °C
Melting Point	325-329 °F
Vapor Pressure	0.0000005 [mmHg]
Vapor Pressure	5.0X10-7 mm Hg at 20 °C
Vapor Pressure	0.0000005 [mm Hg] @20 °C
LogP	log Kow = 5.78
LogP	6.12

Physical description & handling notes

• Benzo[b]fluoranthene appears as needles or yellow fluffy powder. (NTP, 1992)
• Needles (recrystallized from benzene, toluene, or glacial acetic acid); [ACGIH]
• COLOURLESS CRYSTALS.
• Needles or yellow fluffy powder.
• Needles from benzene
• Needles (recrystallized from benzene); colorless needles (recrystallized from toluene or glacial acetic acid)

GHS Hazard Classification

Reported hazard statements	H350, H400, H410, H318 (100%), H413 (100%), H341

Documented Uses

• No commercial use; [ACGIH] Research chemical; [HSDB] A by-product of incomplete combustion; Occurs in fossil fuels, cigarette smoke, motor vehicle exhaust, coal tars, furnace exhausts, broiled and smoked foods, and polluted air, water, and soil; [CHEMINFO]
• Steel Producing [Category: Industry]
• Forging [Category: Heat or Machine]
• Metal Preparation and Pouring [Category: Foundry]
• Petroleum Production and Refining [Category: Industry]
• Smelting Copper or Lead [Category: Industry]

Synonyms

Benzo[b]fluoranthene; 205-99-2; BENZO(B)FLUORANTHENE; Benz[e]acephenanthrylene; 3,4-Benzfluoranthene; benzo[e]acephenanthrylene; 2,3-Benzofluoranthene; 3,4-Benzofluoranthene; 2,3-Benzfluoranthene; 2,3-Benzofluoranthrene; Benz(e)acephenanthrylene; Benzo[e]fluoranthene; Benzo(e)fluoranthene; 3,4-Benz(e)acephenanthrylene; DTXSID0023907; 3,4-Benz[e]acephenanthrylene

Frequently Asked Questions

What are the CAS number and molecular formula of benz(E)acephenanthrylene?

CAS 205-99-2; molecular formula C20H12; molecular weight — g/mol.

What other names is benz(E)acephenanthrylene known by?

Benzo[b]fluoranthene, 205-99-2, BENZO(B)FLUORANTHENE, Benz[e]acephenanthrylene, 3,4-Benzfluoranthene, benzo[e]acephenanthrylene.

Is benz(E)acephenanthrylene classified as hazardous?

Hazard statements reported: H350, H400, H410, H318, H413.

What are the key physical properties of benz(E)acephenanthrylene?

Boiling Point: 481 °C; Melting Point: 325 to 329 °F (NTP, 1992); Melting Point: 168.4 °C; Melting Point: 168 °C.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.