Benzil

HCID 8651CAS 134-81-6
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Grundinformationen

Standard-SMILES
O=C(C(=O)c1ccccc1)c1ccccc1
InChIKey
WURBFLDFSFBTLW-UHFFFAOYSA-N
Summenformel
C14H10O2
Durchschnittliche Molmasse
210,23 g/mol
Monoisotopische Masse
210,06807956

Überblick

Benzil is an alpha-diketone that is ethane-1,2-dione substituted by phenyl groups at positions 1 and 2 respectively. It is an alpha-diketone and an aromatic ketone.

Namen und Bezeichner

Bevorzugter Name
Benzil
IUPAC
1,2-diphenylethane-1,2-dione
Lokaler Name
Benzil
Englischer Name
Benzil
Summenformel
C14H10O2
Molmasse
210.23

Namen und Synonyme

BENZIL134-81-6DibenzoylDiphenylethanedioneDiphenylglyoxal1,2-Diphenylethane-1,2-dioneBibenzoyl1,2-Diphenylethanedionediphenylethane-1,2-dioneDiphenyldiketon1,2-ethanedione, 1,2-diphenyl-DTXSID3044380
Weitere Namen anzeigen
β-diketone DiphenylethanedioneBenzilForSynthesisCHC-12Wy 20910
Diphenyl-alpha,beta-diketoneEsacure KBOWY-20910NSC-4041NSC-220315S85X61172JDTXCID1024380CHEBI:51507

Datenbank-Bezeichner

CAS
134-81-6
PubChem CID
8651
DTXSID
DTXSID3044380
ChEMBL
CHEMBL189886
ChEBI
CHEBI:51507
UNII
S85X61172J
EC Number
205-157-0
Nikkaji
J5.599I

Eigenschaften

Berechnete Struktureigenschaften

XLogP
3,4
Polarare Oberfläche (TPSA)
34,1 Ų
H-Brücken-Donoren
0
H-Brücken-Akzeptoren
2
Frei drehbare Bindungen
3
Schwere Atome
16

Experimentelle und physikochemische Eigenschaften

Chemical Classes · 2 Einträge

Other Classes -> Aromatic Ketones

Industrial compound

SpringerMaterials Properties13C nuclear magnetic resonance spectrum
LogP3.38
Physical DescriptionYellow solid; [Merck Index] Yellow crystalline solid; [Alfa Aesar MSDS]

Physikochemische Eigenschaften

Schmelzpunkt
94 · 94-95 °C(lit.)
Siedepunkt
346 °C · 346 °C
Dichte
1 · 1,521 g/cm3
Dampfdruck
1 mm · 1 mm Hg ( 128.4 °C)
Brechungsindex
1.5681 · 1.5681 (estimate)
Flammpunkt
346 · 346-348°C

Sicherheit und Regulatorisches

GHS-Klassifizierung

GHS Classification · 5 Einträge

This chemical does not meet GHS hazard criteria for 0.2% (1 of 593) of reports.

Warning

H315 (99.7%): Causes skin irritation [Warning Skin corrosion/irritation]

P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 593 reports by companies from 11 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Gefahrenhinweise

Regulatory Information · 3 Einträge

Chemical: Ethanedione, diphenyl-

Status: Active Update: 20-03-2019 https://echa.europa.eu/registration-dossier/-/registered-dossier/28193

Benzil: Does not have an individual approval but may be used under an appropriate group standard

Hazards SummaryA moderate eye irritant; Causes somnolence in oral lethal-dose studies of mice; [RTECS] A skin and strong eye irritant; [Alfa Aesar MSDS] See Acetophenone.
Hazard Classes and CategoriesSkin Irrit. 2 (99.7%)

Sicherheitsdaten

F
10
wgk
2
tsca
TSCA listed
hs_code
29143900
RTECS-Nr.
DD1925000
risk_code
36/37/38

Chemie und Industrie

Verwendung und Herstellung

UsesUsed in organic syntheses; [Merck Index]
General Manufacturing Information1,2-Ethanedione, 1,2-diphenyl-: ACTIVE
Anwendungen · 1 Eintrag

VerwendenBenzil is used as a pharmaceutical intermediate and uv curing resin photosensitizer. In polymer chemistry, it is used as a photoinitiator. Further, it serves as a potent inhibitor of human carboxylesterases. It is used in the preparation of diketimines by reacting with amines. It is also involved in the famous benil-benzilic acid rearrangement. In addition this, it reacts with 1,3-diphenylacetone to get tetraphenylcyclopentadienone.

Vor- und nachgelagerte Produkte

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国药集团化学试剂有限公司86-21-63210123 · [email protected]
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上海阿拉丁生化科技股份有限公司400-6206333 13167063860 · [email protected]
泰州市海盈科技有限公司0523-0523-86222516 13382003766 · [email protected]
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