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CAS No.: | 54655-07-1 |
---|---|
Name: | LITHIUM (TRIMETHYLSILYL)ACETYLIDE |
Article Data: | 36 |
Molecular Structure: | |
Formula: | C5H9LiSi |
Molecular Weight: | 104.153 |
Synonyms: | Lithium-(trimethylsilyl)ethinid; |
Density: | 0.829 g/mL at 25 °C |
Boiling Point: | 53 °C at 760 mmHg |
Flash Point: | −10 °F |
Hazard Symbols: | F;C |
Risk Codes: | 11-19-34 |
Safety: | 16-26-36/37/39-45 |
Transport Information: | UN 2924 |
PSA: | 0.00000 |
LogP: | 1.37400 |
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The Lithium,[2-(trimethylsilyl)ethynyl]-, with the CAS registry number of 54655-07-1, is also known as Lithium-(trimethylsilyl)ethinid. Its molecular formula is C5H9LiSi and molecular weight is 104.15. What's more, its IUPAC name is Lithium ethynyl(trimethyl)silane. In addition, it must be stored in airtight containers and placed in a dry, cool place.
Physical properties about the Lithium,[2-(trimethylsilyl)ethynyl]- are: (1)ACD/LogP: 2.16; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 2.16; (4)ACD/LogD (pH 7.4): 2.16; (5)ACD/BCF (pH 5.5): 25.64; (6)ACD/BCF (pH 7.4): 25.64; (7)ACD/KOC (pH 5.5): 354.88; (8)ACD/KOC (pH 7.4): 354.88; (9)#H bond acceptors: 0; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 0; (12)Polar Surface Area: 0 Å2; (13)Enthalpy of Vaporization: 28.39 kJ/mol; (14)Boiling Point: 53 °C at 760 mmHg; (15)Vapour Pressure: 273 mmHg at 25 °C.
Uses: it is used to produce other chemicals. For example, it is used to produce 2-Methyl-5-trimethylsilanyl-pent-4-yn-2-ol. This reaction needs solvent Tetrahydrofuran. The reaction time is 21 h. The yield is about 90 %.
When you are using this chemical, please be cautious about it as the following:
As a chemical, it may cause burns. If contact with eyes accidently, rinse immediately with plenty of water and seek medical advice. In addition, during using it, wear suitable protective clothing, gloves and eye/face protection. In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).
You can still convert the following datas into molecular structure:
(1) SMILES: [Li+].[C-]#C[Si](C)(C)C
(2) InChI: InChI=1/C5H9Si.Li/c1-5-6(2,3)4;/h2-4H3;/q-1;+1
(3) InChIKey: WDDOQHLJFOUQMW-UHFFFAOYAX