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| CAS No.: | 624-73-7 |
|---|---|
| Name: | 1,2-DIIODOETHANE |
| Article Data: | 38 |
| Molecular Structure: | |
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| Formula: | C2H4I2 |
| Molecular Weight: | 281.863 |
| Synonyms: | 1,2-Diiodoethane;Diiodoethane;Ethylene iodide; |
| EINECS: | 210-859-5 |
| Density: | 2.841 g/cm3 |
| Melting Point: | 80-82 °C(lit. ) |
| Boiling Point: | 206 °C at 760 mmHg |
| Flash Point: | 100.9 °C |
| Solubility: | Soluble in methanol. Insoluble in water. |
| Appearance: | dark brown crystals |
| Hazard Symbols: |
 Xi
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| Risk Codes: | 36/37/38 |
| Safety: | 26-36 |
| PSA: | 0.00000 |
| LogP: | 1.85640 |
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Specification
The Ethane, 1, 2-diiodo-, with the CAS registry number of 624-73-7, is also known as Ethylene diiodide and Ethylene iodide. Its EINECS registry number is 210-859-5. This chemical's molecular formula is C2H4I2 and molecular weight is 281.86. What's more, its IUPAC name is 1, 2-Diiodoethane. In addition, it should be stored in airtight place at 2-8 °C. Avoid contact with oxidant, light, otherwise it would decompose.
Physical properties about Ethane, 1, 2-diiodo- are: (1)ACD/LogP: 2.56; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 2.56; (4)ACD/LogD (pH 7.4): 2.56; (5)ACD/BCF (pH 5.5): 51.79; (6)ACD/BCF (pH 7.4): 51.79; (7)ACD/KOC (pH 5.5): 587.05; (8)ACD/KOC (pH 7.4): 587.05; (9)#H bond acceptors: 0; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 1; (12)Polar Surface Area: 0 Å2; (13)Index of Refraction: 1.674; (14)Molar Refractivity: 37.25 cm3; (15)Molar Volume: 99.2 cm3; (16)Polarizability: 14.76×10-24 cm3; (17)Surface Tension: 46.9 dyne/cm; (18)Density: 2.841 g/cm3; (19)Flash Point: 100.9 °C; (20)Enthalpy of Vaporization: 42.41 kJ/mol; (21)Boiling Point: 206 °C at 760 mmHg; (22)Vapour Pressure: 0.349 mmHg at 25 °C; (23)Melting Point: 80-82 °C(lit. ).
Preparation: this chemical is prepared by Ethene. The reaction needs reagent I2 and solvent CH2Cl2. The reaction pressure is 760 mmHg with reaction temperature of 20 °C. The yield is about 93 %.
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Uses: it is used to produce other chemicals. For example, it is used to produce (1, 2, 2-Trimethyl-but-3-enylsulfanyl)-benzene. This reaction needs reagent Diethylzinc and solvent Benzene. Other condition of this reaction is reaction time of 24 hours at 55 °C. The yield is about 70 %.
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When you are using this chemical, please be cautious about it as the following:
As a chemical, it is irritating to eyes, respiratory system and skin. In addition, this chemical may cause inflammation to the skin or other mucous membranes. During using it, wear suitable protective clothing. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
You can still convert the following datas into molecular structure:
(1) SMILES: ICCI
(2) InChI: InChI=1/C2H4I2/c3-1-2-4/h1-2H2
(3) InChIKey: GBBZLMLLFVFKJM-UHFFFAOYAR