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Butyllithium

Butyllithium

CAS Number: 109-72-8

Molecular Formula: C4H9Li

About Butyllithium

n-Butyllithium (CAS 109-72-8) serves as an indispensable organometallic reagent widely utilized across North America for anionic polymerization in synthetic rubber production and as a strong base in active pharmaceutical ingredient synthesis. Lithium butyl has seen surging demand within domestic CDMO growth trajectorie...

Synonyms

  • bu-Li
  • butyllithium
  • N-butyllithium
  • 109-72-8
  • BUTYLLITHIUM
View all

Butyllithium Specifications

CAS Number
109-72-8
Molecular Formula
C4H9Li
IUPAC Name
lithium;butane
Canonical SMILES
[Li+].CCC[CH2-]
InChI Key
DLEDOFVPSDKWEF-UHFFFAOYSA-N
InChI
InChI=1S/C4H9.Li/c1-3-4-2;/h1,3-4H2,2H3;/q-1;+1
HSN No
29319090

Polymer Industry

An anionic polymerization initiator used in the manufacturing of synthetic rubbers and elastomers like polybutadiene and SBS

Pharmaceuticals

A strong base and organometallic reagent used in the synthesis of active pharmaceutical ingredients and active drug intermediates

Organic Synthesis

An alkylating and deprotonating agent used as a superbase for C-H bond activation and carbon-carbon bond formation

Agrochemical Industry

A versatile reagent used in the production and manufacturing of fine chemicals, specialty materials, and crop protection compounds

  1. bu-Li
  2. butyllithium
  3. N-butyllithium
  4. 109-72-8
  5. BUTYLLITHIUM

Butyllithium FAQs

Minimum Order Quantity

25 kg (evaluation) · 1 MT (commercial)

Lead Time

3 – 5 weeks estimated

Delivery Terms

FOB*

Packaging

20 L pails, 200 L HDPE drums, 1000 L IBC

US Availability

US Facility Inventory

Documentation

US SDS · COA · TDS · Specification sheet

US Regulatory & Quality Information

TSCA status*

US SDS / HazCom*

GHS classification*

ISO 9001:2015 site*

DOT shipping classification*

FDA status*

EPA status*

California Prop 65*

Reliable US supply chain

Regulatory compliance

On-time delivery

Technical expert support

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