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Merck
CN

289566

Iodomethane

99.5%, liquid, suitable for synthesis, ReagentPlus®, contains copper as stabilizer

Synonym(s):

Methyl iodide

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About This Item

Empirical Formula (Hill Notation):
CH3I
CAS Number:
74-88-4
Molecular Weight:
141.94
NACRES:
NA.21
PubChem Substance ID:
24857202
UNSPSC Code:
12352100
EC Number:
200-819-5
MDL number:
MFCD00001073
Beilstein/REAXYS Number:
969135
Assay:
99.5%
Bp:
41-43 °C (lit.)
Vapor pressure:
24.09 psi ( 55 °C)
7.89 psi ( 20 °C)

Key Documents

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Product Name

Iodomethane, contains copper as stabilizer, ReagentPlus®, 99.5%

InChI key

INQOMBQAUSQDDS-UHFFFAOYSA-N

InChI

1S/CH3I/c1-2/h1H3

SMILES string

CI

vapor density

4.89 (vs air)

vapor pressure

24.09 psi ( 55 °C)
7.89 psi ( 20 °C)

product line

ReagentPlus®

assay

99.5%

form

liquid

contains

copper as stabilizer

dilution

(for general lab use)

refractive index

n20/D 1.531 (lit.)

bp

41-43 °C (lit.)

mp

−64 (lit.)

solubility

water: soluble 14 g/L at 20 °C

density

2.28 g/mL at 25 °C (lit.)

functional group

alkyl halide
iodo

storage temp.

2-8°C

Quality Level

200

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Application

Iodomethane has been used as a methylating agent to synthesize:
  • N,N-dodecyl,methyl-polyethylenimine (PEI), a microbicidal polymer with potential application in microbicidal coatings.
  • Methylated-pyridine derivatives that can be used as RNA-specific fluorescent probes for live cell imaging.

General description

Iodomethane is an alkyl halide commonly employed as methylating agent.

Legal Information

ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany

signalword

Danger

Hazard Classifications

Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Acute Tox. 4 Dermal - Aquatic Acute 1 - Aquatic Chronic 2 - Carc. 2 - Eye Dam. 1 - Flam. Liq. 3 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

3 - Flammable liquids

wgk

WGK 3

flash_point_f

89.8 °F - closed cup

flash_point_c

32.1 °C - closed cup

ppe

Faceshields, Gloves, Goggles

Regulatory Information

危险化学品
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Certificates of Analysis (COA)

Lot/Batch Number
BCCN9499
BCCN6912
MKCZ5230
MKCZ3618
BCCN6311

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Preparation, application and testing of permanent antibacterial and antiviral coatings
Haldar J, et al
Nature Protocols, 2(10), 2412-2412 (2007)
A protocol for preparing, characterizing and using three RNA-specific, live cell imaging probes: E36, E144 and F22
Li Q & Chang YT
Nature Protocols, 1(6), 2922-2922 (2006)
Interaction of tris (triphenylphosphine) chlororhodium (I) with iodomethane, methylallyl, and allyl chloride.
Lawson DN, et al.
J. Chem. Soc. Sect. A, 1733-1736 (1966)
Eagleson M.
Concise Encyclopedia Chemistry, 649-649 (1994)
Iodomethane oxidation by dimethyldioxirane: a new route to hypoiodous acid and iodohydrines.
Asensio G, et al.
Organic Letters, 1(13), 2125-2128 (1999)
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