Basic information
- Name:
2-Butene, (2Z)-
- Superlist Name:
- cis-2-Butene
- CAS No.:
590-18-1
- Molecular Structure:
- Formula:
- C4H8
- Molecular Weight:
- 56.1063
- Synonyms:
- 2-Butene, (Z)-;High-boiling butene-2;cis-1,2-Dimethylethylene;beta-cis-Butylene;beta-cis-Butylene;
- EINECS:
- 209-673-7
- Density:
- 0.636 g/cm3
- Melting Point:
- -139 °C(lit.)
- Boiling Point:
- 3.719 °C at 760 mmHg
- Flash Point:
- -99 °F
- Solubility:
- Insoluble in water
- Appearance:
- colorless liquefied petroleum gas.
- Hazard Symbols:
F+- Risk Codes:
- 12
- Safety Description:
- 9-16-33 Details
- Transport Information:
- UN 1012 2.1
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Specification
The cas register number of cis-2-Butene is 590-18-1. It also can be called as cis-1,2-Dimethylethylene and the IUPAC Name about this chemical is (Z)-but-2-ene. It belongs to the following product categories, such as Gas Cylinders, Hydrocarbons (Low Boiling point), Synthetic Organic Chemistry, Chemical Synthesis, Compressed and Liquefied Gases, Synthetic Reagents and so on.
Physical properties about cis-2-Butene are: (1)ACD/LogP: 2.34; (2)ACD/LogD (pH 5.5): 2.336; (3)ACD/LogD (pH 7.4): 2.336; (4)ACD/BCF (pH 5.5): 35.094; (5)ACD/BCF (pH 7.4): 35.094; (6)ACD/KOC (pH 5.5): 444.321; (7)ACD/KOC (pH 7.4): 444.321; (8)Index of Refraction: 1.384; (9)Molar Refractivity: 20.638 cm3; (10)Molar Volume: 88.177 cm3; (11)Polarizability: 8.182x10-24cm3; (12)Surface Tension: 16.795 dyne/cm; (13)Enthalpy of Vaporization: 23.34 kJ/mol; (14)Boiling Point: 3.719 °C at 760 mmHg; (15)Vapour Pressure: 1595.904 mmHg at 25°C.
Preparation: this chemical can be prepared by ethene, this reaction also can produce butane. This reaction will need reagent H2, ZrO2. The reaction reaction temperature is 298 ℃. The yield is about 48.9%.
Uses of cis-2-Butene: it can be used to produce ethyl perhydro-2,2,4,5-tetramethyl-3-oxo-1H-cyclobuta[b]pyrrole-1-carboxylate. This reaction will need solvent acetonitrile with reaction time of 16 hours. The yield is about 78%.
When you are using this chemical, please be cautious about it as the following:
This chemical is extremely flammable. When you are using it, please keep container in a well-ventilated place and keep away from sources of ignition, you also need take precautionary measures against static discharges.
You can still convert the following datas into molecular structure:
(1)SMILES: C/C=C\C
(2)InChI: InChI=1/C4H8/c1-3-4-2/h3-4H,1-2H3/b4-3-
(3)InChIKey: IAQRGUVFOMOMEM-ARJAWSKDBO
(4)Std. InChI: InChI=1S/C4H8/c1-3-4-2/h3-4H,1-2H3/b4-3-
(5)Std. InChIKey: IAQRGUVFOMOMEM-ARJAWSKDSA-N