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246611 Sigma-Aldrich

Lithium diisopropylamide

97%

Synonym: LDA

  • CAS Number 4111-54-0

  • Linear Formula [(CH3)2CH]2NLi

  • Molecular Weight 107.12

  •  Beilstein/REAXYS Number 3655042

  •  EC Number 223-893-0

  •  MDL number MFCD00064449

  •  PubChem Substance ID 24854817

  •  NACRES NA.22

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Properties

Related Categories Acids & Bases, Bases, Chemical Synthesis, Organic Bases, Synthetic Reagents More...
Quality Level   100
vapor density   >1 (vs air)
assay   97%
density   0.864 g/mL at 25 °C (lit.)
SMILES string   [Li]N(C(C)C)C(C)C
InChI   1S/C6H14N.Li/c1-5(2)7-6(3)4;/h5-6H,1-4H3;/q-1;+1
InChI key   ZCSHNCUQKCANBX-UHFFFAOYSA-N

Description

Packaging

25, 100 g in glass bottle

Application

Hindered non-nucleophilic strong base widely used for the generation of carbanions, including the initiation of anionic polymerization.

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
RIDADR 
UN 3393 4.2(4.3)
WGK Germany 
WGK 3
Flash Point(F) 
10.4 °F - closed cup
Flash Point(C) 
-12 °C - closed cup

Documents

Certificate of Analysis (COA)

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Protocols & Articles

Articles

Acids and Bases

Acids and bases have been used by chemists for centuries, and are among the most fundamental reagents employed in synthetic organic chemistry. This product line ranges from Brønsted and Lewis acids, ...
Chemfiles Volume 1 Article 3

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Peer-Reviewed Papers
15

References

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