二苯并[a,e]芘（纯度）

Description

Dibenzo[a,e]pyrene (purity) · CAS 192-65-4 · C24.H14. UNII SAC8PEK62H. Melting Point: 244.4 °C; Melting Point: 225 °C.

Identification

CAS Registry Number	192-65-4
PubChem CID	9126
Molecular formula	C24.H14
IUPAC name	hexacyclo[10.10.2.02,7.08,24.015,23.016,21]tetracosa-1(22),2,4,6,8,10,12(24),13,15(23),16,18,20-dodecaene
UNII (FDA)	SAC8PEK62H

Computed Descriptors

Molecular Weight	302.4
XLogP3	7.3
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	0
Rotatable Bond Count	0
Exact Mass	302.109550447
Monoisotopic Mass	302.109550447
Topological Polar Surface Area	0
Heavy Atom Count	24
Formal Charge	0

Physical & Chemical Properties

Melting Point	244.4 °C
Melting Point	225 °C

Physical description & handling notes

• Dibenzo(a,e)pyrene appears as yellow crystals. Water insoluble.
• Pale yellow solid; [HSDB] Pale yellow solid; Insoluble in water; [MSDSonline]
• Pale yellow needles from xylene
• Yellow crystals
• Slightly soluble in ethanol, acetone, benzene, acetic acid; soluble in toluene and concentrated sulfuric acid
• Stable under recommended storage conditions.[Sigma-Aldrich; Safety Data Sheet for Dibenzo

Regulatory Status

GHS notification summary	5% (3 / 60)

GHS Hazard Classification

GHS notification summary	5% (3 / 60)
Reported hazard statements	H318 (65%), H341 (20%), H350 (30%), H351 (63.3%), H400 (10%), H410 (10%), H413

Documented Uses

• Used as a research chemical; Present in fossil fuels, tobacco smoke, and gasoline engine exhaust; [HSDB]
• Smoking cigarettes [Category: Food & Drugs]
• There is no ... known use of this compound.
• PAHs are generally not produced commercially in the United States except as research chemicals. /Polycyclic aromatic hydrocarbons/
• (1975) NOT PRODUCED COMMERCIALLY IN US
• (1977) NOT PRODUCED COMMERCIALLY IN US

Synonyms

Dibenzo[a,e]pyrene; 192-65-4; DIBENZO(A,E)PYRENE; Naphtho[1,2,3,4-def]chrysene; 1,2,4,5-Dibenzopyrene; DB(a,e)P; Naphtho(1,2,3,4-def)chrysene; Naptho(1,2,3,4-def)chrysene; SAC8PEK62H; DTXSID3052690; RefChem:132805; DTXCID3031288; Naphtho(1,2,3,4,def)chrysene; 205-891-1; Dibenzo[f,pqr]tetraphene; 1,2:4,5-Dibenzopyrene

Frequently Asked Questions

What are the CAS number and molecular formula of Dibenzo[a,e]pyrene (purity)?

CAS 192-65-4; molecular formula C24.H14; molecular weight — g/mol.

What other names is Dibenzo[a,e]pyrene (purity) known by?

Dibenzo[a,e]pyrene, 192-65-4, DIBENZO(A,E)PYRENE, Naphtho[1,2,3,4-def]chrysene, 1,2,4,5-Dibenzopyrene, DB(a,e)P.

Is Dibenzo[a,e]pyrene (purity) classified as hazardous?

5% of GHS notifications report no hazard classification (3 of 60).

What are the key physical properties of Dibenzo[a,e]pyrene (purity)?

Melting Point: 244.4 °C; Melting Point: 225 °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.