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381985 Sigma-Aldrich

Nysted Reagent

20 wt. % suspension in THF

Synonym: cyclo-Dibromodi-μ-methylene[μ-(tetrahydrofuran)]trizinc

  • CAS Number 41114-59-4

  • Empirical Formula (Hill Notation) C6H12Br2OZn3

  • Molecular Weight 456.14

  •  MDL number MFCD00134567

  •  PubChem Substance ID 24863854

  •  NACRES NA.22

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Properties

Related Categories C-C Bond Formation, Chemical Reagents, Chemical Synthesis, Development Quantities for Research, Olefination,
Quality Level   200
reaction suitability   reaction type: C-C Bond Formation
concentration   20 wt. % suspension in THF
density   1.186 g/mL at 25 °C (lit.)
SMILES string   C1CCOC1.Br[Zn]C[Zn]C[Zn]Br
InChI   1S/C4H8O.2CH2.2BrH.3Zn/c1-2-4-5-3-1;;;;;;;/h1-4H2;2*1H2;2*1H;;;/q;;;;;;2*+1/p-2
InChI key   CCTHTLJWXPUNGT-UHFFFAOYSA-L

Description

Application

Reactant for:
• Synthesis of amphidinolide T3 using a ring-closing metathesis and asymmetric dihydroxylation strategy
• Methylenation of carbonyl compounds
• Olefination reactions

Useful reagent for the methylenation of ketones and α-ketols.

Packaging

1 kg in glass bottle

100 g in glass bottle

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
Target organs 
Respiratory system
Supplemental Hazard Statements 
EUH019
RIDADR 
UN 3399BC 4.3(3) / PGII
WGK Germany 
WGK 3
Flash Point(F) 
-14.8 °F - Not applicable
Flash Point(C) 
-26 °C - Not applicable

Documents

Certificate of Analysis (COA)

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Certificate of Origin (COO)

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Protocols & Articles
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