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Iodomethane 99%, liquid, suitable for synthesis, ReagentPlus®

Iodomethane 99%, liquid, suitable for synthesis, ReagentPlus®

Code: SI8507-100ML

Enquire about stock levels

Average lead time: 03-12-2026

100ML

€350.00 ex VAT

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Iodomethane, ReagentPlus®, 99%, Copper Stabilised

High purity iodomethane (methyl iodide) from Sigma-Aldrich's ReagentPlus® line, stabilised with copper. A widely used methylating agent in organic synthesis, it is also used to generate iodide water cluster reagent ions for time-of-flight chemical ionisation mass spectrometry (ToF-CIMS).

Product Details

  • Synonym: Methyl iodide
  • Product Line: ReagentPlus®
  • Assay: 99%
  • Stabiliser: Copper
  • Form: Liquid
  • Functional Group: Alkyl halide (iodo)
  • Storage Temperature: 2 to 8 °C

Physical Properties

  • Boiling Point: 41 to 43 °C (lit.)
  • Melting Point: −64 °C (lit.)
  • Density: 2.28 g/mL at 25 °C (lit.)
  • Refractive Index: n20/D 1.531 (lit.)
  • Vapour Pressure: 7.89 psi at 20 °C; 24.09 psi at 55 °C
  • Vapour Density: 4.89 (vs air)

Applications

  • Methylating agent in organic synthesis
  • Generating iodide water cluster reagent ions for ToF-CIMS analysis
  • Preparation of (E)-1-iodopropene
  • Preparation of N,N,N-trimethylchitosan (TMC)

Chemical Identifiers

  • CAS Number: 74-88-4
  • EC Number: 200-819-5
  • Linear Formula: CH3I
  • Molecular Weight: 141.94
  • MDL Number: MFCD00001073
  • Beilstein/REAXYS Number: 969135
  • PubChem Substance ID: 24896140
  • InChI Key: INQOMBQAUSQDDS-UHFFFAOYSA-N

Handling Note

Toxic and volatile, and a suspected carcinogen. Light sensitive; keep tightly closed and refrigerated. Handle only in a fume hood with appropriate PPE, and consult the Safety Data Sheet before use.

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