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n-Butyllithium solution

ALDRICH/302120 - 2.0 M in cyclohexane

Synonym: n-BuLi; Butyl lithium; Butyllithium solution; Lithium-1-butanide

CAS Number: 109-72-8
Empirical Formula (Hill Notation): C4H9Li
Molecular Weight: 64.06
MDL Number: MFCD00009414
Linear Formula: CH3(CH2)3Li
Product Type: Chemical
Catalog Number PKG Qty. Price Quantity
45-302120-4X25ML 25 mL
 $70.80
4/EA		 Add To Favorites
45-302120-100ML 100 mL
 $74.50
1/EA		 Add To Favorites
45-302120-800ML 800 mL
 $223.00
1/EA		 Add To Favorites
25 mL Sure/Seal™ Packaging

 

bp 80 °C
concentration 2.0 M in cyclohexane
density 0.775 g/mL at 25 °C
form liquid
InChI 1S/C4H9.Li/c1-3-4-2;/h1,3-4H2,2H3;
InChI key MZRVEZGGRBJDDB-UHFFFAOYSA-N
Quality Level 200 
SMILES string [Li]CCCC
storage temp. 2-8°C
Application: n-Butyllithium (2.0 M in cyclohexane) can be used as:      
• A polymerization initiator to synthesize polystyrenes by anionic polymerization of styrene.      
• A strong base in the diastereoselective alkylation reactions.
• A reagent to synthesize 2-benzoylpyrroles by reacting benzaldehydes with di(1H-pyrrol-1-yl)zirconium(IV) chloride complex.
General description: n-Butyllithium (n-BuLi) is an organolithium reagent widely used as a strong base (superbase) in organic synthesis for the preparation of various chemical intermediates. It is also used as a reagent for lithium-halogen exchange and lithium-metal transmetalation reactions. n-BuLi is capable of lithiating carbon acids.
Legal Information: Sure/Seal is a trademark of Sigma-Aldrich Co. LLC
Packaging: 4×25, 100, 800 mL in Sure/Seal™
Packaging: The 25 mL Sure/Seal™ bottle is recommended as a single-use bottle. Repeated punctures will likely result in decreased performance of product.
Symbol GHS02GHS05GHS07GHS08GHS09  GHS02,GHS05,GHS07,GHS08,GHS09
Signal word Danger
Hazard statements H225 - H250 - H260 - H304 - H314 - H336 - H410
Precautionary statements P210 - P231 + P232 - P280 - P301 + P330 + P331 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
Hazard Codes F,C,N
Risk Statements 11-14/15-17-34-50/53-65-67
Safety Statements 26-36/37/39-43-45-61-62
RIDADR UN3399 - class 4.3 - PG 1 - EHS - Organometallic substance, liqu
WGK Germany WGK 2
Flash Point(F) -0.4 °F - closed cup
Flash Point(C) -18 °C - closed cup
Supplemental Hazard Statements EUH014
bp 80 °C
Density 0.775 g/mL at 25 °C
Storage Temp. 2-8°C
UNSPSC 12352103

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