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639370 Sigma-Aldrich

4-Methoxy-2-methylphenylboronic acid

≥95%

Synonym: 2-Methyl-4-methoxybenzeneboronic acid, 2-Methyl-4-methoxyphenylboronic acid, 4-Methoxy-2-methylbenzeneboronic acid

  • CAS Number 208399-66-0

  • Linear Formula CH3OC6H3(CH3)B(OH)2

  • Molecular Weight 165.98

  •  MDL number MFCD02684315

  •  PubChem Substance ID 24883021

  •  NACRES NA.22

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Properties

Related Categories Aryl Boronic Acids, Boronic Acids, Boronic Acids and Derivatives, Chemical Synthesis, Disubstituted Aryl Boronic Acids,
assay   ≥95%
form   powder
mp   169-174 °C (lit.)
storage temp.   room temp
SMILES string   COc1ccc(B(O)O)c(C)c1
InChI   1S/C8H11BO3/c1-6-5-7(12-2)3-4-8(6)9(10)11/h3-5,10-11H,1-2H3
InChI key   AMSQNQJCBXQYEX-UHFFFAOYSA-N

Description

Application

Reactant for preparation of biologically active molecules:
• Preparation of hydroxyphenylnaphthols as 17ß-hydroxysteroid dehydrogenase Type 2 inhibitors

Reactant for:
• Preparation of axially-chiral biarylphosphonates by asymmetric Suzuki coupling catalyzed by palladium complexes with helically-chiral polyquinoxaline phosphine and polyphosphine copolymers
• Preparation of arylpyrimidines and their use in regioselective acetoxylation
• Preparation of N-arylated azoles via copper fluorapatite-catalyzed arylation

Packaging

1, 5 g in glass bottle

Other Notes

Contains varying amounts of anhydride

Safety & Documentation

Safety Information

Personal Protective Equipment 
RIDADR 
NONH for all modes of transport
WGK Germany 
WGK 3
Flash Point(F) 
Not applicable
Flash Point(C) 
Not applicable
Protocols & Articles

Articles

Boronic Acids - ChemFiles 2007

Most boronic acids readily undergo dehydration reactions to give a cyclic (trimer) anhydride. Our selection of boronic acids may contain varying amounts of this cyclic anhydride. Fortunately, the aci...
ChemFiles 2007, 7.7, 3.
Keywords: Coupling reactions, Dehydration reaction, Suzuki coupling

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