Potassium hexamethyldisilazide

Modify Date: 2024-01-02 19:18:47

Potassium hexamethyldisilazide Structure
Potassium hexamethyldisilazide structure
Common Name Potassium hexamethyldisilazide
CAS Number 40949-94-8 Molecular Weight 199.483
Density 0.877 g/mL at 25 °C Boiling Point 111 °C
Molecular Formula C6H18KNSi2 Melting Point N/A
MSDS Chinese Flash Point 45 °F
Symbol GHS02 GHS05 GHS07 GHS08
GHS02, GHS05, GHS07, GHS08
Signal Word Danger

 Names

Name Hexamethyldisilazane Potassium Salt
Synonym More Synonyms

 Chemical & Physical Properties

Density 0.877 g/mL at 25 °C
Boiling Point 111 °C
Molecular Formula C6H18KNSi2
Molecular Weight 199.483
Flash Point 45 °F
Exact Mass 199.061478
PSA 3.24000
LogP 2.42250
Vapour density 3.2 (vs air)
Vapour Pressure 54 mm Hg ( 25 °C)
Index of Refraction 1.4920
Storage condition Refrigerator

 Safety Information

Symbol GHS02 GHS05 GHS07 GHS08
GHS02, GHS05, GHS07, GHS08
Signal Word Danger
Hazard Statements H225-H304-H314-H336-H361d-H373
Supplemental HS Reacts violently with water.
Precautionary Statements P210-P261-P280-P301 + P310-P305 + P351 + P338-P310
Personal Protective Equipment Faceshields;full-face respirator (US);Gloves;Goggles;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes F:Flammable;C:Corrosive;
Risk Phrases R11;R14;R34;R48/20;R63;R65;R67
Safety Phrases S26-S36/37/39-S45-S62-S43-S46-S16
RIDADR UN 3263 8/PG 3
WGK Germany 3
Packaging Group II
Hazard Class 3
HS Code 2931900090

 Customs

HS Code 2931900090
Summary 2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%

 Articles27

More Articles
Effect of concentration of trimethylchlorosilane (TMCS) and hexamethyldisilazane (HMDZ) silylating agents on surface free energy of silica aerogels.

J. Colloid. Interface Sci. 356(1) , 298-302, (2011)

The surface free energy of a solid determines its surface and interfacial behavior in processes like wetting and adhesion which is crucial for silica aerogels in case of organic liquid absorption and ...

Europium bis(dimethylsilyl)amides including mixed-valent Eu3[N(SiHMe2)2]6[μ-N(SiHMe2)2]2.

Dalton Trans. 43(46) , 17324-32, (2014)

Trivalent Eu[N(SiHMe2)2]3(THF)2 can easily be synthesized by applying a routine salt metathesis protocol (EuCl3(THF)2 and 3 equiv. of Li[N(SiHMe2)2] in n-hexane) which crystallizes isotypically to its...

A facile two-step dipping process based on two silica systems for a superhydrophobic surface.

Chem. Commun. (Camb.) 47(38) , 10761-3, (2011)

A silica microsphere suspension and a silica sol are employed in a two-step dipping process for the preparation of a superhydrophobic surface. It's not only a facile way to achieve the lotus effect, b...

 Synonyms

Potassium 1,1,1,3,3,3-hexamethyldisilazan-2-ide
Potassium bis(trimethylsilyl)amide,0.7M
1-SI-1&1&NK-SI-1&1&1
Potassium bis(trimethylsilyl)amide
1-SI-1&1&M-SI-1&1&1 &&K salt
MFCD00010330
Potassium hexamethyldisilazide
EINECS 424-100-2
potassium,bis(trimethylsilyl)azanide
Silanamine, 1,1,1-trimethyl-N-(trimethylsilyl)-, potassium salt (1:1)
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