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HCID 69328Erstellt: 26. Oktober 2026

1-Butinylbenzol

Ethylphenylacetylene · C6H5C≡CC2H5 · 1-BUTYNYLBENZENE · 1-Phenyl-1-butyne · but-1-ynyl-benzene · 1-Butyn-1-ylbenzene · 1-Butyne, 1-phenyl- · Phenylethylacetylene

https://huagongshe.com/de/chemical/69328

Molekülstruktur von 1-Butinylbenzol

Identifikatoren & physikalische Daten

CAS No.622-76-4
SummenformelC10H10
Durchschnittliche Molmasse130,19 g/mol
Monoisotopische Masse130,07825032 g/mol
SMILESCCC#Cc1ccccc1
InChIKeyFFFMSANAQQVUJA-UHFFFAOYSA-N
PubChem CID69328
EC No.210-752-3
DTXSIDDTXSID30211243
Lokaler Name1-Butinylbenzol

Chemische & physikalische Eigenschaften

XLogP3,1
Polarare Oberfläche (TPSA)0
H-Brücken-Donoren0
H-Brücken-Akzeptoren0
Frei drehbare Bindungen1
Schwere Atome10
Formalladung0
Komplexität138
Kovats Retention Index111811291132.81132.3191.4
Siedepunkt73-75 °C/4 mmHg (lit.)
Dichte0.916 g/mL at 25 °C (lit.)
Brechungsindexn20/D 1.551(lit.)
Flammpunkt156 °F
LagerbedingungenStore at room temperature
Aggregatzustandclear liquid
FarbeColorless to Yellow to Green
BRN1903397
InChI1S/C10H10/c1-2-3-7-10-8-5-4-6-9-10/h4-6,8-9H,2H2,1H3
InChIKeyFFFMSANAQQVUJA-UHFFFAOYSA-N
SMILESCCC#Cc1ccccc1
CAS Datenbank622-76-4(CAS DataBase Reference)

Sicherheit & Vorschriften

GHS-EinstufungWarningH315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]H335 (97.5%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposureRespiratory tract 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 40 reports by companies from 3 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.Information may vary between notifications depending on impurities, additives, and other factors. The percentage value in parenthesis indicates the notified classification ratio from companies that provide hazard codes. Only hazard codes with percentage values above 10% are shown. For more detailed information, please visit ECHA C&L website.
Hazard Classes and CategoriesSkin Irrit. 2 (100%)Eye Irrit. 2 (100%)STOT SE 3 (97.5%)
Wassergefährdungsklasse (WGK)3
Zollcode29029090
R-Sätze (R)36/37/38
GefahrensymboleXi
Sicherheitshinweise (S)26-36/37/39
Lagerklasse11 - Combustible Solids
GefahrenklasseEye Irrit. 2Skin Irrit. 2STOT SE 3

Anwendungen & Verwendung

Verwenden

1-Phenyl-1-butyne was used to investigate the liquid-phase stereoselective hydrogenation of phenyl alkyl acetylenics at 298K and atmospheric pressure on Pd-supported catalysts.