Chloro(chloromethoxy)methane

C2H4Cl2O

chloro(chloromethoxy)methane

CAS542-88-1
GHS02 Gefahrensymbol: Entzündbar – Flamme
GHS08 Gefahrensymbol: Gesundheitsgefahr – Gesundheitsgefahr
GHS06 Gefahrensymbol: Giftig – Totenkopf mit Knochen
Danger

Consulting for Chloro(chloromethoxy)methane

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

Request Consultation

Identification

CAS Number
542-88-1
EC Number
208-832-8
UN Number
2249
Index Number
603-046-00-5
PubChem CID
10967

Physical-chemical properties

Molecular Formula
C2H4Cl2O
Molar Mass
114.96 g/mol
IUPAC Name
chloro(chloromethoxy)methane

Chemical Identifiers

InChI
InChI=1S/C2H4Cl2O/c3-1-5-2-4/h1-2H2
InChI Key
HRQGCQVOJVTVLU-UHFFFAOYSA-N

Overview

Chloro(chloromethoxy)methane (CAS 542-88-1) is an organochlorine compound with flammable and highly toxic properties characterized by severe carcinogenic potential. This dichlorinated ether derivative represents a specialized chemical intermediate used in various industrial synthesis processes. With the molecular formula C2H4Cl2O and a molecular weight of 114.96 g/mol, chloro(chloromethoxy)methane exhibits significant hazardous characteristics that require stringent handling protocols. The compound is classified under multiple danger categories including flammable liquid category 2, carcinogen category 1A, and acute toxicity categories 2-4, reflecting its serious health and safety implications. The substance's classification under ADR class 6.1 emphasizes its toxic nature, while the GHS pictograms GHS02, GHS08, and GHS06 indicate fire hazard, health hazard, and acute toxicity respectively. These safety classifications position it alongside other hazardous organochlorine compounds such as 2-(chloromethyl)oxirane, which shares similar structural features and toxicological concerns. The compound's chemical structure, featuring both chlorine and ether functionalities, makes it particularly reactive and potentially dangerous in industrial environments. Primary industrial applications include its use as a chemical intermediate in pharmaceutical synthesis, as a specialized solvent in controlled manufacturing processes, and in the production of other chlorinated organic compounds. The substance requires specialized storage conditions and expert handling due to its flammable nature combined with severe toxicity profiles. OYSI maintains availability of chloro(chloromethoxy)methane for qualified industrial customers, ensuring compliance with all European chemical regulations and providing comprehensive safety documentation for proper handling and application.

Safety & Classification

Danger
Classification:

Flam. Liq. 2; Carc. 1A; Acute Tox. 2 *; Acute Tox. 3 *; Acute Tox. 4 *

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H225

Highly flammable liquid and vapour.

H350

May cause cancer.

H330

Fatal if inhaled.

H311

Toxic in contact with skin.

H302

Harmful if swallowed.

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

Fatal

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:

Skin Contact

Toxic

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:

Ingestion

Harmful

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:

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 Number2249
ADR Class6.1
Packing Group
Tunnel Code
Proper Shipping NameDichlordimethylether, symmetrisch
Marine PollutantNo

Frequently Asked Questions

What is chloro(chloromethoxy)methane?

Chloro(chloromethoxy)methane is an organochlorine compound with the molecular formula C2H4Cl2O and CAS number 542-88-1. This chemical substance has a molecular weight of 114.96 g/mol and belongs to the class of chlorinated ethers. It is classified as a highly hazardous substance due to its carcinogenic properties (Category 1A) and acute toxicity. The compound requires careful handling and is subject to strict safety regulations in industrial applications.

What are the physicochemical properties of chloro(chloromethoxy)methane?

Chloro(chloromethoxy)methane is a flammable liquid at room temperature, classified as Flammable Liquid Category 2. The compound contains two chlorine atoms and one oxygen atom in its molecular structure, giving it distinct chemical reactivity. As a chlorinated ether, it typically exhibits low water solubility and volatility. Its molecular weight of 114.96 g/mol influences its physical behavior and handling requirements in industrial processes.

What is chloro(chloromethoxy)methane used for?

Chloro(chloromethoxy)methane serves as a chemical intermediate in organic synthesis and pharmaceutical manufacturing processes. Due to its reactive chlorinated structure, it is primarily used in controlled industrial environments for specialized chemical reactions. The compound's applications are limited due to its high toxicity and carcinogenic classification, requiring specialized facilities and trained personnel for safe handling and processing in chemical manufacturing operations.

How to handle chloro(chloromethoxy)methane safely?

Safe handling of chloro(chloromethoxy)methane requires comprehensive personal protective equipment including chemical-resistant gloves, safety goggles, and respiratory protection. Work must be conducted in well-ventilated areas or under fume hoods due to the substance's acute toxicity and carcinogenic properties. Personnel should be trained in emergency procedures and avoid skin contact or inhalation. Regular monitoring and adherence to occupational exposure limits are essential for worker safety.

How to store chloro(chloromethoxy)methane correctly?

Chloro(chloromethoxy)methane must be stored in a cool, dry, well-ventilated area away from heat sources and ignition sources due to its flammable nature (Category 2). Storage containers should be tightly sealed and made of compatible materials. The substance should be kept separate from incompatible chemicals and stored in designated areas with appropriate containment measures. Temperature control and regular inspection of storage conditions are crucial for maintaining product stability and safety.

What to do in case of contact with chloro(chloromethoxy)methane?

Immediate action is required in case of contact with chloro(chloromethoxy)methane due to its acute toxicity. For skin contact, remove contaminated clothing and wash thoroughly with soap and water. If inhaled, move to fresh air immediately and seek medical attention. In case of eye contact, flush with clean water for at least 15 minutes. Due to the substance's carcinogenic properties, all exposures should be documented and medical consultation sought promptly.

How to dispose of chloro(chloromethoxy)methane appropriately?

Chloro(chloromethoxy)methane disposal must comply with hazardous waste regulations due to its classification as a carcinogenic and toxic substance. The waste should be collected in appropriate containers and disposed of through licensed hazardous waste management facilities. Incineration at high temperatures in specialized facilities is typically required. Local and national environmental regulations must be followed, and proper documentation of disposal activities is mandatory for regulatory compliance.

How to transport chloro(chloromethoxy)methane?

Chloro(chloromethoxy)methane is classified under ADR Class 6.1 (toxic substances) for transportation purposes. Proper packaging, labeling, and documentation according to dangerous goods regulations are mandatory. Vehicles must display appropriate hazard placards, and drivers require specialized training for transporting hazardous materials. Emergency response information and safety data sheets must accompany shipments. Transportation should only be conducted by certified carriers experienced in handling toxic chemical substances.

Is chloro(chloromethoxy)methane subject to specific regulations?

Chloro(chloromethoxy)methane is subject to extensive regulatory oversight under REACH and CLP regulations in Europe. Its classification as Carcinogenic Category 1A triggers strict authorization and restriction requirements. The substance requires comprehensive safety data sheets and exposure scenario documentation. Companies handling this chemical must comply with occupational health regulations and may need special permits. Regular reporting to regulatory authorities and worker health surveillance programs are typically mandatory.

Where to buy chloro(chloromethoxy)methane in Europe?

Chloro(chloromethoxy)methane is available through specialized chemical distributors in Europe, including OYSI, which supplies high-quality chemical products to industrial customers. Due to the substance's hazardous classification and regulatory requirements, procurement is limited to qualified industrial users with appropriate handling facilities. Suppliers typically require documentation of end-use applications and compliance with safety regulations before processing orders. Professional consultation on handling and regulatory compliance is often provided with purchases.

Data Sources

Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.