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Potassium bis(trimethylsilyl)amide

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Formula: C6H18KNSi2
CAS: 40949-94-8
search Element: trimethylsilyl potassium amide
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Identification

Structural Formula
Potassium bis(trimethylsilyl)amide
CAS:
40949-94-8
EINECS:
Molecular Formula:
C6H18KNSi2
MDL:
MFCD00010330
SMILES:
C[Si](C)(C)[N-][Si](C)(C)C.[K+]
Synonym:
potassiumhexamethyldislazaneinthf ; potassium hexamethyldisilazide ; potassiumhmds ; hmds k ; potassiumhexamethyldisilazane ; khmds ; potassium bis(trimethylsilyl)am ; potassium hexamethyldislazane ; potassium bis(trimet ; potassium bis(trimethylsilyl)amide


Description

Anionic initiator used in preparing poly(ethylene oxide). Sterically hindered base employed in selective cyclization reactions. Also used in the preparation of lanthanide complexes.


Suppliers

Shanghai Worldyang Chemical Co., Ltd.
SWC503220128
+
Sancai Industry Co.,Ltd.
SIC326413056
+
Leap Chem Co., Ltd
LC24487344
+
Santa Cruz Biotechnology, Inc.
253299
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Prices & Availability




Data is processed


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Properties for Potassium bis(trimethylsilyl)amide

Molecular Weight:
199.48 g·mol−1
Density:
0.877 g/mL at 25 °C
Boiling point:
111 °C
Flash point:
45 ºF
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Safety & Transport Information

Risk Codes:
R11 - Highly flammable
R14 - Reacts violently with water
R19 - May form explosive peroxides
R34 - Causes burns
R36/37/38 - Irritating to eyes, respiratory system and skin
R37 - Irritating to respiratory system
R40 - Limited evidence of a carcinogenic effect
R48/20 - Harmful: danger of serious damage to health by prolonged exposure through inhalation
R63 - Possible risk of harm to the unborn child
R65 - Harmful: may cause lung damage if swallowed
R67 - Vapours may cause drowsiness and dizziness
Safety Codes:
S16 - Keep away from sources of ignition - No smoking
S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
S36/37 - Wear suitable protective clothing and gloves
S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection
S43 - In case of fire use ... (indicate in the space the precise type of fire-fighting equipment. If water increases the risk add - Never use water)
S45 - In case of accident or if you feel unwell seek medical advice immediately (show the label where possible)
S46 - If swallowed, seek medical advice immediately and show this container or label
S62 - If swallowed, do not induce vomiting: seek medical advice immediately and show this container or label where possible
Hazard Classes:
3
Hazard Symbols:
C, F, Xn
Hazard symbol C Hazard symbol F Hazard symbol Xn
Storage temperature :
Refrigerator
RID/ADR certification :
UN 3263 8 / PG 3
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Alternative Distributors of [Potassium bis(trimethylsilyl)amide]

Producers or manufacturers change the product range from time to time. The following companies
have appeared as suppliers in the past / currently not verified

Finetech Industry Limited | BOC Sciences | Jinan Great Chemical Co., Ltd. | Evershine Chemical Co.,Ltd. | Gelest, Inc. | Pharmasi Chemicals Co., Ltd. | Hongsheng Sci-Tech Development Co.,Ltd., | Chengdu Qiaofeng Technological Development Co., Ltd. | Suzhou Vosun Chemical Co.,Ltd. | Xiamen Hisunny Chemical Co., Ltd. | East Chemical Industry Co., Ltd.

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