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| CAS No.: | 4206-67-1 |
|---|---|
| Name: | (IODOMETHYL)TRIMETHYLSILANE |
| Article Data: | 33 |
| Molecular Structure: | |
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| Formula: | C4H11ISi |
| Molecular Weight: | 214.121 |
| Synonyms: | (Trimethylsilyl)iodomethane;Trimethyl(iodomethyl)silane;Trimethylsilylmethyl iodide; |
| EINECS: | 224-123-6 |
| Density: | 1.436 g/cm3 |
| Melting Point: | 137-141 °C |
| Boiling Point: | 140 °C at 760 mmHg |
| Flash Point: | 31.8 °C |
| Appearance: | clear yellow to brown liquid |
| Hazard Symbols: |
 Xi
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| Risk Codes: | 10-36/37/38 |
| Safety: | 26-36-24/25-16 |
| Transport Information: | UN 2924 3/PG 3 |
| PSA: | 0.00000 |
| LogP: | 2.71710 |
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Specification
The IUPAC name of this chemical is iodomethyl(trimethyl)silane. With the CAS registry number 4206-67-1, it is also named as Silane, (iodomethyl)trimethyl-. The product's categories are Si (Classes of Silicon Compounds); Si-(C)4 Compounds; Silicon Compounds (for Synthesis); Synthetic Organic Chemistry. It is clear yellow to brown liquid which is stable under normal temperature and pressure. Additionally, this chemical should be sealed in the container and avoided direct sunshine.
The other characteristics of this product can be summarized as: (1)ACD/LogP: 3.05; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 3.05; (4)ACD/LogD (pH 7.4): 3.05; (5)ACD/BCF (pH 5.5): 121.69; (6)ACD/BCF (pH 7.4): 121.69; (7)ACD/KOC (pH 5.5): 1082.01; (8)ACD/KOC (pH 7.4): 1082.01; (9)#H bond acceptors: 0; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 1; (12)Index of Refraction: 1.478; (13)Molar Refractivity: 42.26 cm3; (14)Molar Volume: 149.1 cm3; (15)Polarizability: 16.75×10-24 cm3; (16)Surface Tension: 22.4 dyne/cm; (17)Enthalpy of Vaporization: 36.17 kJ/mol; (18)Vapour Pressure: 7.81 mmHg at 25°C; (19)Rotatable Bond Count: 1; (20)Exact Mass: 213.96747; (21)MonoIsotopic Mass: 213.96747; (22)Heavy Atom Count: 6; (23)Complexity: 37.3.
Preparation of (Iodomethyl)trimethylsilane: It can be obtained by diazomethane and iodo-trimethyl-silane. This reaction needs solvent diethyl ether at temperature of -78 °C. The reaction time is 1 hours. The yield is 65%.
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Uses of (Iodomethyl)trimethylsilane: It can react with acetoacetic acid ethyl ester to get 3-trimethylsilanyl-proπonic acid ethyl ester. This reaction needs reagent ethanolic sodium ethylate.
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When you are using this chemical, please be cautious about it as the following:
It is flammable, so people should keep away from sources of ignition. It is also irritating to eyes, respiratory system and skin. And people must avoid contact with skin and eyes. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. If you want to contact this product, you must wear suitable protective clothing.
People can use the following data to convert to the molecule structure.
1. SMILES:IC[Si](C)(C)C
2. InChI:InChI=1/C4H11ISi/c1-6(2,3)4-5/h4H2,1-3H3
3. InChIKey:VZNYXGQMDSRJAL-UHFFFAOYAN