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Sigma-Aldrich

Lithium diisopropylamide solution

Lithium diisopropylamide solution

1.0 M in THF/hexanes

Synonym(s):

LDA

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4 X 25 ML
$60.89
100 ML
$64.12
500 ML
$217.55

About This Item

Linear Formula:
[(CH3)2CH]2NLi
CAS Number:
4111-54-0
Molecular Weight:
107.12
Beilstein/REAXYS Number:
3655042
MDL number:
MFCD00064449
UNSPSC Code:
12352001
PubChem Substance ID:
329767712
NACRES:
NA.22

$60.89

List Price$64.10Save 5%

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form

liquid

Quality Level

200

concentration

1.0 M in THF/hexanes

density

0.719 g/mL at 25 °C

functional group

amine

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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General description

This material is in a solution of THF/Hexanes (ca. 1:7 ratio, respectively)

Application

Titanium-ate enolates prepared from ketones by Ti(OiPr)4 and LDA underwent efficient radical trifluoromethylation providing trifluoromethyl ketones in good yield.[1] Used in directed ortho-lithiation of arylsulfonyloxazolidinones to prepare N-substituted saccharin analogs.[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

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Danger

Hazard Classifications

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

target_organs

Central nervous system, Nervous system, Respiratory system

supp_hazards

EUH014,EUH019

Storage Class

4.2 - Pyrophoric and self-heating hazardous materials

wgk_germany

WGK 3

flash_point_f

-7.6 °F - closed cup

flash_point_c

-22 °C - closed cup

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Certificates of Analysis (COA)

Lot/Batch Number
SHBR7019
SHBR2555
SHBP9072
SHBP0444
SHBN2017

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Tetrahedron Letters, 47, 6405-6405 (2006)
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IEEE transactions on neural systems and rehabilitation engineering : a publication of the IEEE Engineering in Medicine and Biology Society, 23(4), 693-701 (2015-02-24)
The present study proposes a hybrid brain-computer interface (BCI) with 64 selectable items based on the fusion of P300 and steady-state visually evoked potential (SSVEP) brain signals. With this approach, row/column (RC) P300 and two-step SSVEP paradigms were integrated to
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