3-(3,4-dichlorophenyl)-1,1-dimethylurea

C9H10Cl2N2O

CAS330-54-1
GHS08 Gefahrensymbol: Gesundheitsgefahr – Gesundheitsgefahr
GHS09 Gefahrensymbol: Umweltgefährlich – Umwelt
Danger

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Identification

CAS Number
330-54-1
EC Number
206-354-4
UN Number
3077
Index Number
006-015-00-9
PubChem CID
3120

Physical-chemical properties

Molecular Formula
C9H10Cl2N2O
Molar Mass
233.09 g/mol
IUPAC Name
3-(3,4-dichlorophenyl)-1,1-dimethylurea

Chemical Identifiers

InChI
InChI=1S/C9H10Cl2N2O/c1-13(2)9(14)12-6-3-4-7(10)8(11)5-6/h3-5H,1-2H3,(H,12,14)
InChI Key
XMTQQYYKAHVGBJ-UHFFFAOYSA-N

Overview

3-(3,4-dichlorophenyl)-1,1-dimethylurea (CAS 330-54-1) is an organochlorine herbicide compound with systemic phytotoxic properties and significant environmental persistence. This chemical substance, commonly known by its molecular formula C9H10Cl2N2O, belongs to the substituted urea class of herbicides and represents a significant compound in agricultural chemistry applications. With a molecular weight of 233.09 g/mol and EC number 206-354-4, this dichlorophenyl derivative exhibits distinctive chemical properties that make it effective for specific industrial applications while requiring careful handling protocols. The compound's structure features a dimethylurea moiety attached to a dichlorinated phenyl ring, which contributes to its biological activity and environmental behavior. Its classification under ADR Class 9 indicates it as a miscellaneous dangerous substance requiring specialized transport conditions. The GHS08 and GHS09 pictograms reflect its carcinogenic properties (Category 1B) and severe aquatic toxicity, while the STOT RE 2 classification indicates potential for specific target organ toxicity through repeated exposure. Safety considerations are paramount when handling this substance due to its carcinogenic classification and environmental impact potential. The "Danger" signal word emphasizes the need for comprehensive risk management protocols and appropriate personal protective equipment during industrial operations. Primary industrial applications include specialized herbicide formulations and research applications in agricultural chemistry. The compound shares certain structural characteristics with related substances such as 4-[(4-amino-3-chlorophenyl)methyl]-2-chloroaniline, which also contains chlorinated aromatic systems used in similar chemical applications. OYSI provides reliable supply chain access to 3-(3,4-dichlorophenyl)-1,1-dimethylurea for qualified industrial customers across European markets.

Safety & Classification

Danger
Classification:

Carc. 1B; STOT RE 2; Aquatic Acute 1; Aquatic Chronic 1

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H350

May cause cancer.

H373

May cause damage to organs through prolonged or repeated exposure.

H400

Very toxic to aquatic life.

H410

Very toxic to aquatic life with long lasting effects.

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

Transport (ADR)

UN Number3077
ADR Class9
Packing GroupIII
Tunnel Code-
Proper Shipping NameDiuron (ISO)
Marine PollutantNo

Frequently Asked Questions

What is 3-(3,4-dichlorophenyl)-1,1-dimethylurea?

3-(3,4-dichlorophenyl)-1,1-dimethylurea is a synthetic organic compound with the molecular formula C9H10Cl2N2O and CAS number 330-54-1. This substituted urea derivative has a molecular weight of 233.09 g/mol and contains two chlorine atoms on the phenyl ring. It is classified as a hazardous substance with carcinogenic properties (Category 1B) and poses risks to aquatic environments.

What are the physicochemical properties of 3-(3,4-dichlorophenyl)-1,1-dimethylurea?

3-(3,4-dichlorophenyl)-1,1-dimethylurea is a crystalline solid at room temperature with a molecular weight of 233.09 g/mol. The compound features a dichlorophenyl group attached to a dimethylurea moiety, giving it specific solubility characteristics. As a chlorinated aromatic compound, it typically exhibits limited water solubility and requires appropriate solvents for dissolution in industrial applications.

What is 3-(3,4-dichlorophenyl)-1,1-dimethylurea used for?

3-(3,4-dichlorophenyl)-1,1-dimethylurea serves as an important intermediate in pharmaceutical and agrochemical synthesis. The compound's unique structure makes it valuable for developing herbicides, pesticides, and pharmaceutical compounds. Its dichlorophenyl and dimethylurea groups provide specific biological activity profiles, making it useful in research and development of bioactive compounds across various industrial applications.

How to handle 3-(3,4-dichlorophenyl)-1,1-dimethylurea safely?

3-(3,4-dichlorophenyl)-1,1-dimethylurea requires careful handling due to its carcinogenic classification (1B) and organ toxicity potential. Essential safety measures include wearing appropriate respiratory protection, chemical-resistant gloves, and protective clothing. Work should be conducted in well-ventilated areas or under fume extraction systems. Avoid skin contact, inhalation, and ingestion. Regular health monitoring is recommended for workers with potential exposure.

How to store 3-(3,4-dichlorophenyl)-1,1-dimethylurea correctly?

3-(3,4-dichlorophenyl)-1,1-dimethylurea should be stored in tightly sealed containers in a cool, dry, well-ventilated area away from heat sources and direct sunlight. Keep containers upright and secure to prevent spillage. Store separately from incompatible materials such as strong oxidizing agents. Ensure storage areas have appropriate containment measures and are accessible only to trained personnel wearing proper protective equipment.

What to do in case of contact with 3-(3,4-dichlorophenyl)-1,1-dimethylurea?

Immediate action is required following contact with 3-(3,4-dichlorophenyl)-1,1-dimethylurea. For skin contact, remove contaminated clothing and wash thoroughly with soap and water for at least 15 minutes. If inhaled, move to fresh air immediately. For eye contact, rinse with clean water for 15 minutes. Seek immediate medical attention in all cases, informing healthcare providers of the substance's carcinogenic properties and providing the safety data sheet.

How to dispose of 3-(3,4-dichlorophenyl)-1,1-dimethylurea appropriately?

3-(3,4-dichlorophenyl)-1,1-dimethylurea must be disposed of as hazardous waste according to local and European regulations due to its carcinogenic classification and environmental hazard profile. Contact licensed hazardous waste disposal companies for proper treatment. Never dispose of via regular waste streams or sewage systems. Contaminated packaging and materials require similar hazardous waste treatment. Maintain disposal records for regulatory compliance.

How to transport 3-(3,4-dichlorophenyl)-1,1-dimethylurea?

3-(3,4-dichlorophenyl)-1,1-dimethylurea is classified as ADR Class 9 (miscellaneous dangerous goods), Packing Group III for transportation purposes. This classification requires appropriate packaging, labeling with GHS08 and GHS09 pictograms, and transport documentation. Vehicles must carry appropriate emergency equipment and drivers need ADR certification. Ensure packages are secure, properly marked, and accompanied by transport documents detailing the substance's hazardous properties.

Is 3-(3,4-dichlorophenyl)-1,1-dimethylurea subject to specific regulations?

3-(3,4-dichlorophenyl)-1,1-dimethylurea is subject to comprehensive European chemical regulations including REACH registration requirements and CLP classification as Carcinogenic 1B. The substance requires safety data sheets, proper labeling with danger signal words, and GHS08/GHS09 pictograms. Workplace exposure limits may apply, and environmental discharge restrictions are enforced due to its aquatic toxicity classification. Users must comply with occupational safety regulations.

Where to buy 3-(3,4-dichlorophenyl)-1,1-dimethylurea in Europe?

3-(3,4-dichlorophenyl)-1,1-dimethylurea is available through OYSI, a specialized European distributor of technical chemicals. OYSI provides this compound with full regulatory compliance documentation, including safety data sheets and certificates of analysis. As a professional chemical distributor, OYSI ensures proper packaging, labeling, and transport according to ADR requirements while supporting customers with technical expertise and regulatory guidance throughout Europe.

Data Sources

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