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| CAS No.: | 4353-77-9 |
|---|---|
| Name: | TRIMETHYLSILYL CHLOROSULFONATE |
| Article Data: | 12 |
| Molecular Structure: | |
|
|
|
| Formula: | C3H9ClO3SSi |
| Molecular Weight: | 188.707 |
| Synonyms: | (chlorosulfonyloxy-dimethyl-silyl)methane; |
| EINECS: | 224-425-8 |
| Density: | 1.236 g/cm3 |
| Melting Point: | -26 °C (lit.) |
| Boiling Point: | 169 °C at 760 mmHg |
| Flash Point: | 51 °C |
| Hazard Symbols: |
 C
|
| Risk Codes: | 10-34 |
| Safety: | 26-36/37/39-45 |
| Transport Information: | UN 2920 |
| PSA: | 51.75000 |
| LogP: | 2.40230 |
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- 18306-29-1
bis(trimethylsilyl)sulphate
A
- 75-77-4
chloro-trimethyl-silane
B
- 4353-77-9
chlorosulfonate de trimethylsilyle
| Conditions | Yield |
|---|---|
| With thionyl chloride at 120℃; | A 92% B 97% |
| With thionyl chloride at 70 - 120℃; Yields of byproduct given; | A n/a B 97% |
| With thionyl chloride at 80 - 120℃; | A n/a B 97% |
| With thionyl chloride at 120℃; | A n/a B 97% |
| Conditions | Yield |
|---|---|
| With sulfur trioxide at 50℃; for 0.166667h; | 87% |
| With sulfur trioxide | |
| With chlorosulphuric acid | |
| With sulfur trioxide Ambient temperature; | 91.5 g |
- 29938-10-1
Bis(trimethylsilyl)peroxodisulfat
A
- 4353-77-9
chlorosulfonate de trimethylsilyle
B
- 18306-29-1
bis(trimethylsilyl)sulphate
| Conditions | Yield |
|---|---|
| In dichloromethane at -20 - 20℃; | A 6.2% B 2.5% |
| Conditions | Yield |
|---|---|
| -30°C; | >99 |
- 4353-77-9
chlorosulfonate de trimethylsilyle
| Conditions | Yield |
|---|---|
| In 1,2-dichloro-ethane at 90℃; for 5h; Cooling with ice; | 99% |
- 4353-77-9
chlorosulfonate de trimethylsilyle
- 21259-75-6
mercury bis(trifluoromethanethiolate)
| Conditions | Yield |
|---|---|
| In tetrachloromethane at 20℃; | 95% |
- 75-77-4
chloro-trimethyl-silane
- 4353-77-9
chlorosulfonate de trimethylsilyle
- 108-46-3
recorcinol
- 81293-06-3
2-Hydroxy-4-trimethylsiloxy-1-benzolsulfonsaeure-trimethylsilylester
| Conditions | Yield |
|---|---|
| at 80℃; for 12h; | 92% |
- 4353-77-9
chlorosulfonate de trimethylsilyle
- 17906-37-5
ethoxycarbonylketene ethyltrimethylsilyl acetal
- 89056-12-2
(Trimethylsiloxysulfonyl)malonsaeure-diethylester
| Conditions | Yield |
|---|---|
| In 1,2-dichloro-ethane at 60℃; for 4h; | 91% |
- 4353-77-9
chlorosulfonate de trimethylsilyle
- 55339-64-5
2,4-dimethyl-3-trimethylsilyloxy-2-pentene
- 72458-54-9
2,4-Dimethyl-2-(trimethylsiloxysulfonyl)-3-pentanon
| Conditions | Yield |
|---|---|
| In 1,2-dichloro-ethane at 25℃; for 2.5h; | 91% |
- 4353-77-9
chlorosulfonate de trimethylsilyle
- 18156-74-6
1-(Trimethylsilyl)imidazole
A
- 75-77-4
chloro-trimethyl-silane
| Conditions | Yield |
|---|---|
| In dichloromethane for 1h; Ambient temperature; | A n/a B 90% |
- Total:29 Page 1 of 1 1
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Specification
The Trimethylsilyl chlorosulphate, with the CAS registry number of 4353-77-9, is also known as Chloridosulfuric acid trimethylsilyl ester. It belongs to the product categories of Organic Building Blocks; Sulfonates/Sulfinates; Sulfur Compounds. Its EINECS registry number is 224-425-8. This chemical's molecular formula is C3H9ClO3SSi and molecular weight is 188.71. What's more, its IUPAC name is [Chlorosulfonyloxy(dimethyl)silyl]methane. In addition, it must be stored in airtight containers filled with inert gases and placed in a dry, cool place. Meanwhile, it should be avoided contact with light, strong oxidant, high temperature, ignition source.
Physical properties about Trimethylsilyl chlorosulphate are: (1)ACD/LogP: 2.02; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 2.02; (4)ACD/LogD (pH 7.4): 2.02; (5)ACD/BCF (pH 5.5): 20.21; (6)ACD/BCF (pH 7.4): 20.21; (7)ACD/KOC (pH 5.5): 299.27; (8)ACD/KOC (pH 7.4): 299.27; (9)#H bond acceptors: 3; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 2; (12)Polar Surface Area: 51.75 Å2; (13)Index of Refraction: 1.438; (14)Molar Refractivity: 40.07 cm3; (15)Molar Volume: 152.5 cm3; (16)Surface Tension: 28.3 dyne/cm; (17)Density: 1.236 g/cm3; (18)Flash Point: 51 °C; (19)Enthalpy of Vaporization: 38.88 kJ/mol; (20)Boiling Point: 169 °C at 760 mmHg; (21)Vapour Pressure: 2.09 mmHg at 25 °C.
Preparation: this chemical is prepared by Chloro-trimethyl-silane. The reaction needs reagent Sulfur trioxide. Other condition of this reaction is reaction time of 10 minutes at 50 °C. The yield is about 87 %.
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Uses: it is used to produce other chemicals. For example, it is used to produce 4-Isopropyl-1-benzolsulfonsaeure-trimethylsilylester. The reaction needs solvent 1, 2-Dichloro-ethane. The reaction time is 10 hours with reaction temperature of 80 °C. The yield is about 75 %.
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When you are using this chemical, please be cautious about it as the following:
This chemical may cause burns on contact. During using it, wear suitable protective clothing, gloves and eye/face protection. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. Besides, this chemical is flammable.
You can still convert the following datas into molecular structure:
(1) SMILES: ClS(=O)(=O)O[Si](C)(C)C
(2) InChI: InChI=1/C3H9ClO3SSi/c1-9(2,3)7-8(4,5)6/h1-3H3
(3) InChIKey: QWQONZVLXJGXHV-UHFFFAOYAE