335452

Lithium (trimethylsilyl)acetylide solution

0.5 M in THF

Manufacturer: Sigma Aldrich

CAS Number: 54655-07-1

Synonym(S): (Trimethylsilyl)ethynyllithium

Select a Size

Pack Size SKU Availability Price
50 ML 335452-50-ML In Stock ₹ 7,761.53
4 X 25 ML 335452-4-X-25-ML In Stock ₹ 14,754.48

335452 - 50 ML

₹ 7,761.53

In Stock

Quantity

1

Base Price: ₹ 7,761.53

GST (18%): ₹ 1,397.075

Total Price: ₹ 9,158.605

form

liquid

Quality Level

100

concentration

0.5 M in THF

density

0.88 g/mL at 25 °C

SMILES string

[Li]C#C[Si](C)(C)C

InChI

1S/C5H9Si.Li/c1-5-6(2,3)4;/h2-4H3;

InChI key

ZVXXEONXFWSCIZ-UHFFFAOYSA-N

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Description

  • Application: Lithium (trimethylsilyl)acetylide can be used as a reagent: In the transmetalation and nucleophilic displacement reactions.[1] To prepare propargylic alcohol derivatives by reacting with aldehydes and ketones.[1] To synthesize α,βynones by treating with Weinreb amide or with isoxazolidide.[1] Along with Grignard reagent to convert γ- and δ-thiolactams to thioiminium salts, which are employed as key intermediates to produce disubstituted pyrrolidines.[2]
  • Packaging: The 25 mL Sure/Seal™ bottle is recommended as a single-use bottle. Repeated punctures will likely result in decreased performance of product.
  • Legal Information: Sure/Seal is a trademark of Sigma-Aldrich Co. LLC

SAFETY INFORMATION

Pictograms

GHS02,GHS08,GHS05,GHS07

Signal Word

Danger

Hazard Statements

H225,H302,H314,H335,H336,H351

Precautionary Statements

P210 - P280 - P301 + P312 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338

Hazard Classifications

Acute Tox. 4 Oral - Carc. 2 - Eye Dam. 1 - Flam. Liq. 2 - Skin Corr. 1B - STOT SE 3

Target Organs

Respiratory system

Supplementary Hazards

EUH019

WGK

WGK 3

Flash Point(F)

-9.4 °F

Flash Point(C)

-23 °C

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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liquid

Quality Level:
100

concentration:
0.5 M in THF

density:
0.88 g/mL at 25 °C

SMILES string:
[Li]C#C[Si](C)(C)C

InChI:
1S/C5H9Si.Li/c1-5-6(2,3)4;/h2-4H3;

InChI key:
ZVXXEONXFWSCIZ-UHFFFAOYSA-N

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