Potassium bis(trimethylsilyl)amide CAS#40949-94-8

  • CAS Number: 40949-94-8

    Chemical Formula: C6H18KNSi2

  • Synonyms:

    • POTASSIUM HEXAMETHYLDISLAZANE

    • POTASSIUM HEXAMETHYLDISILAZIDE

    • 1,1,1,3,3,3-HEXAMETHYLDISILAZANE POTASSIUM SALT

    Appearance: Yellow Liquid

  • MOQ (Minimum Order Quantity): 1 FCL (Full Container Load)


Product Details

Potassium bis(trimethylsilyl)amide CAS#40949-94-8

This product, 1.0 M in 2-methyltetrahydrofuran aligns with "Safer Solvents and Auxiliaries", "Use of Renewable Feedstocks" and "Inherently Safer Chemistry for Accident Prevention".

Potassium bis(trimethylsilyl)amide Chemical Properties

Melting point 

194-195°C

Boiling point 

111 °C

density 

0.877 g/mL at 25 °C

vapor density 

3.2 (vs air)

vapor pressure 

54 mm Hg ( 25 °C)

refractive index 

1.4920

Fp 

45 °F

storage temp. 

Refrigerator

solubility 

Miscible with terahydrofuran, ether, benzene and toluene.

form 

Liquid

color 

clear to slightly hazy yellow

Specific Gravity

0.877

Water Solubility 

Reacts with water.

Sensitive 

Moisture Sensitive

Hydrolytic Sensitivity

8: reacts rapidly with moisture, water, protic solvents

BRN 

4006754

InChI

1S/C6H18NSi2.K/c1-8(2,3)7-9(4,5)6;/h1-6H3;/q-1;+1

InChIKey

IUBQJLUDMLPAGT-UHFFFAOYSA-N

SMILES

C[Si](C)(C)N([K])[Si](C)(C)C

CAS DataBase Reference

40949-94-8(CAS DataBase Reference)

EPA Substance Registry System

Silanamine, 1,1,1-trimethyl-N-(trimethylsilyl)-, potassium salt (1:1) (40949-94-8)


Safety Information

Hazard Codes 

C,F,Xn

Risk Statements 

14-34-67-65-63-48/20-11-40-36/37/38-19-37

Safety Statements 

26-36/37/39-45-62-43-46-16-36/37

RIDADR 

UN 3263 8/PG 3

WGK Germany 

3

1-3-10

TSCA 

TSCA listed

HazardClass 

3

PackingGroup 

II

HS Code 

29319090

Storage Class

8A - Combustible corrosive hazardous materials

Hazard Classifications

Eye Dam. 1
Skin Corr. 1B

Product Application of Potassium bis(trimethylsilyl)amide CAS#40949-94-8

Potassium Bis(trimethylsilyl)amide (1M in THF) is used in the preparation of 5-azacytidine, an antineoplastic drug. Also applied in the preparation of β3-AR agonists used in anti-stress formulations. It is also used as a reagent in the preparation of lanthanide complexes employed in selective cyclization reactions.


Fact Factory and Equipment Show

Gardenia Yellow#94238-00-3


Fast delivery time

Inventory 2-3 working days New production 7-10 working days

Gardenia Yellow#94238-00-3









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