iodomethane

CH3I

CAS74-88-4

Danger

Consulting for iodomethane

Our experts support you with application, dosage, and compliance.

Request Consultation

Identification

CAS Number: 74-88-4
EC Number: 200-819-5
UN Number: 2644
Index Number: 602-005-00-9
PubChem CID: 6328

Physical-chemical properties

Molecular Formula: CH3I
Molar Mass: 141.94 g/mol
IUPAC Name: iodomethane

Chemical Identifiers

InChI: InChI=1S/CH3I/c1-2/h1H3
InChI Key: INQOMBQAUSQDDS-UHFFFAOYSA-N

Overview

iodomethane (CAS: 74-88-4) is a chemical compound widely used in industry. The molecular formula is CH3I. The molar mass is 141.94 g/mol.

Safety & Classification

Danger

Classification:

Carc. 2; Acute Tox. 3 *; Acute Tox. 4 *; Acute Tox. 3 *; STOT SE 3; Skin Irrit. 2

GHS Pictograms

Health Hazard

GHS08

Serious health hazard. May cause cancer, organ damage, or genetic defects.

Skull and Crossbones

GHS06

Acute toxicity. Fatal if swallowed, in contact with skin, or if inhaled.

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H351

Suspected of causing cancer.

H331

Toxic if inhaled.

H312

Harmful in contact with skin.

H301

Toxic if swallowed.

H335

May cause respiratory irritation.

H315

Causes skin irritation.

Classification according to CLP Regulation (EC) No 1272/2008. The complete list of hazard and precautionary statements can be found in the Safety Data Sheet (SDS).

First Aid Measures

Inhalation

Toxic

Measures if vapours or dust are inhaled

First Aid Actions

+P304IF INHALED:
+P340Remove person to fresh air and keep comfortable for breathing.
+P311Call a POISON CENTER/doctor.

Related hazard statements:

H331 H335

Skin Contact

Harmful

Measures if substance contacts the skin

First Aid Actions

+P302IF ON SKIN:
+P352Wash with plenty of water.
+P361Take off immediately all contaminated clothing.
+P313Get medical advice/attention.

Related hazard statements:

H312 H315

Ingestion

Toxic

Measures if substance is accidentally swallowed

First Aid Actions

+P301IF SWALLOWED:
+P330Rinse mouth.
+P331Do NOT induce vomiting.
+P310Immediately call a POISON CENTER/doctor.

Related hazard statements:

H301

General Measures

Emergency 112 | Poison Control: +49 30 19240 (DE), +33 1 45 42 59 59 (FR), +31 30 274 88 88 (NL)

First aid measures are based on CLP classification and associated P-statements. They do not replace the Safety Data Sheet (SDS). In case of emergency, always consult the full SDS and a physician.

Transport (ADR)

UN Number	2644
ADR Class	6.1
Packing Group	I
Tunnel Code	C/D
Proper Shipping Name	Methyliodid
Marine Pollutant	No

Frequently Asked Questions

What is iodomethane?

iodomethane (CAS 74-88-4) is a chemical substance with the formula CH3I used in various industrial applications.

What are the properties of iodomethane?

iodomethane has a molar mass of 141.94 g/mol. It is classified as Carc. 2; Acute Tox. 3 *; Acute Tox. 4 *; Acute Tox. 3 *; STOT SE 3; Skin Irrit. 2. See the technical data above for more details.

How to store iodomethane safely?

iodomethane should be stored according to the Safety Data Sheet instructions. Follow the GHS labeling and keep the substance in a cool, dry and well-ventilated place.

Is iodomethane dangerous?

iodomethane carries the signal word "Danger". 2 GHS pictograms apply. Always follow the safety instructions in the data sheet.

Where can I buy iodomethane?

You can order iodomethane (CAS 74-88-4) from OYSI. We deliver across Europe and offer technical consulting as well as complete compliance documentation.