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Basic Information
CAS No.: 104-51-8
Name: Butylbenzene
Molecular Structure:
Molecular Structure of 104-51-8 (Butylbenzene)
Formula: C10H14
Molecular Weight: 134.221
Synonyms: 1-Butylbenzene;1-Phenylbutane;NSC 8465;Phenylbutane;n-Butylbenzene;Benzene, butyl-;
EINECS: 203-209-7
Density: 0.864 g/cm3
Melting Point: -88 °C
Boiling Point: 183.495 °C at 760 mmHg
Flash Point: 56.937 °C
Solubility: insoluble in water
Appearance: Colorless liquid
Hazard Symbols: FlammableF,ToxicT
Risk Codes: 39/23/24/25-11
Safety: 16-45-36/37-7
Transport Information: UN 2709 3/PG 3
PSA: 0.00000
LogP: 3.02920
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Consensus Reports

n-Butylbenzene(104-51-8) is reported in EPA TSCA Inventory.

Standards and Recommendations

DOT Classification:  3; Label: Flammable Liquid

Specification

Butylbenzene is an organic compound with the formula C10H14, and its systematic name is the same with the product name. With the CAS registry number 104-51-8, it is also named as 1-Phenylbutane. It belongs to the product categories of Analytical Chemistry; Standard Solution of Volatile Organic Compounds for Water & Soil Analysis; Standard Solutions (VOC). Its EINECS number is 203-209-7. In addition, the molecular weight is 134.22. This chemical should be sealed and stored in a cool and ventilated place. Moreover, it should be protected from oxides, heat and fire. It is used as solvent and organic synthesis intermediate.

Physical properties of Butylbenzene are: (1)ACD/LogP: 4.248; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 4.25; (4)ACD/LogD (pH 7.4): 4.25; (5)ACD/BCF (pH 5.5): 996.86; (6)ACD/BCF (pH 7.4): 996.86; (7)ACD/KOC (pH 5.5): 4875.52; (8)ACD/KOC (pH 7.4): 4875.52; (9)#H bond acceptors: 0; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 3; (12)Index of Refraction: 1.492; (13)Molar Refractivity: 45.068 cm3; (14)Molar Volume: 155.264 cm3; (15)Polarizability: 17.866×10-24cm3; (16)Surface Tension: 30.02 dyne/cm; (17)Density: 0.864 g/cm3; (18)Flash Point: 56.937 °C; (19)Enthalpy of Vaporization: 38.87 kJ/mol; (20)Boiling Point: 183.495 °C at 760 mmHg; (21)Vapour Pressure: 1.05 mmHg at 25°C.

Preparation: this chemical can be prepared by 1-phenyl-butan-1-one by irradiation. This reaction will need reagents HI (aq.), amalgamated zinc and solvent methanol with the reaction time of 5 hours. The yield is about 98%.

Butylbenzene can be prepared by 1-phenyl-butan-1-one by irradiation

Uses of Butylbenzene: it can be used to produce 1-(4-butyl-phenyl)-propan-1-one at the temperature of 20 °C. It will need reagent AlCl3 and solvent CH2Cl2 with the reaction time of 3 hours. The yield is about 82%.

Butylbenzene can be used to produce 1-(4-butyl-phenyl)-propan-1-one at the temperature of 20 °C

When you are using this chemical, please be cautious about it as the following:
This chemical is toxic as it has a danger of very serious irreversible effects through inhalation, in contact with skin and if swallowed. It is highly flammable, so you should keep it away from sources of ignition - No smoking. You should keep the container tightly closed. When using it, you need to wear suitable protective clothing and gloves. In case of accident or if you feel unwell, you must seek medical advice immediately (show the label where possible).

You can still convert the following datas into molecular structure:
(1)SMILES: c1ccccc1CCCC
(2)Std. InChI: InChI=1S/C10H14/c1-2-3-7-10-8-5-4-6-9-10/h4-6,8-9H,2-3,7H2,1H3
(3)Std. InChIKey: OCKPCBLVNKHBMX-UHFFFAOYSA-N

The toxicity data is as follows:  

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
rat LDLo oral 10mL/kg (10mL/kg) LUNGS, THORAX, OR RESPIRATION: "FIBROSIS, FOCAL (PNEUMOCONIOSIS)"

BLOOD: HEMORRHAGE

LUNGS, THORAX, OR RESPIRATION: ACUTE PULMONARY EDEMA
AMA Archives of Industrial Health. Vol. 19, Pg. 403, 1959.