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Merck
CN

494585

Sigma-Aldrich

Lithium diisopropylamide solution

1.8 M in THF/heptane/ethylbenzene

Synonym(s):

LDA

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About This Item

Linear Formula:
[(CH3)2CH]2NLi
CAS Number:
4111-54-0
Molecular Weight:
107.12
Beilstein:
3655042
MDL number:
MFCD00064449
UNSPSC Code:
12352001
PubChem Substance ID:
24872914

Key Documents

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concentration

1.8 M in THF/heptane/ethylbenzene

bp

65 °C

density

0.836 g/mL at 25 °C

storage temp.

2-8°C

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

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Application

Titanium-ate enolates prepared from ketones by Ti(OiPr)4 and LDA underwent efficient radical trifluoromethylation providing trifluoromethyl ketones in good yield. Also used in directed ortholithiation of arylsulfonyloxazolidinones to prepare N-substituted saccharin analogs.

Signal Word

Danger

Hazard Classifications

Aquatic Chronic 2 - Asp. Tox. 1 - Carc. 2 - Eye Dam. 1 - Flam. Liq. 2 - Skin Corr. 1B - STOT RE 2 - STOT SE 3

Target Organs

Central nervous system, hearing organs, Respiratory system

Supplementary Hazards

EUH014,EUH019

Storage Class Code

3 - Flammable liquids

WGK

WGK 2

Flash Point(F)

10.4 °F - closed cup

Flash Point(C)

-12 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

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Certificates of Analysis (COA)

Lot/Batch Number
STBB8455V
STBC5811V
STBC5723V
STBB8455
STBB5415

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