1-(5-ethylsulfonyl-1,3,4-thiadiazol-2-yl)-1,3-dimethylurea

C7H12N4O3S2

CAS30043-49-3
GHS07 Gefahrensymbol: Gesundheitsschädlich/Reizend – Ausrufezeichen
GHS09 Gefahrensymbol: Umweltgefährlich – Umwelt
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Identification

CAS Number
30043-49-3
EC Number
250-010-6
UN Number
3077
Index Number
616-030-00-8
PubChem CID
91596

Physical-chemical properties

Molecular Formula
C7H12N4O3S2
Molar Mass
264.30 g/mol
IUPAC Name
1-(5-ethylsulfonyl-1,3,4-thiadiazol-2-yl)-1,3-dimethylurea

Chemical Identifiers

InChI
InChI=1S/C7H12N4O3S2/c1-4-16(13,14)7-10-9-6(15-7)11(3)5(12)8-2/h4H2,1-3H3,(H,8,12)
InChI Key
KCOCSOWTADCKOL-UHFFFAOYSA-N

Overview

1-(5-ethylsulfonyl-1,3,4-thiadiazol-2-yl)-1,3-dimethylurea (CAS 30043-49-3) is a specialized thiadiazole-based compound with notable sulfonyl and urea functional groups. This organosulfur compound represents an important class of heterocyclic chemicals featuring both thiadiazole and urea moieties within its molecular structure. With a molecular formula of C7H12N4O3S2 and molecular weight of 264.3 g/mol, this substance exhibits unique chemical properties derived from its dual sulfur-containing framework. The presence of the ethylsulfonyl group attached to the thiadiazole ring, combined with the dimethylurea substituent, creates a molecule with distinctive reactivity patterns and application potential. The compound carries significant safety considerations, classified under GHS07 and GHS09 pictograms with a "Warning" signal word. It demonstrates skin sensitization properties (Skin Sens. 1) and poses acute and chronic aquatic toxicity risks (Aquatic Acute 1; Aquatic Chronic 1). These classifications necessitate careful handling protocols and appropriate personal protective equipment during industrial processing. The ADR Class 9 designation indicates miscellaneous dangerous goods classification for transportation purposes. In industrial applications, this thiadiazole derivative finds utility in specialized chemical synthesis processes, particularly in pharmaceutical intermediate production and agrochemical manufacturing. Its structural similarity to other heterocyclic compounds like 4-cyclopropyl-6-methyl-N-phenylpyrimidin-2-amine makes it valuable in comparative research and development projects. The compound also serves as a building block in materials science applications where sulfur-nitrogen heterocycles are required. OYSI maintains reliable supply chains for this specialized chemical, ensuring consistent availability for European technical and research applications.

Safety & Classification

Warning
Classification:

Skin Sens. 1; Aquatic Acute 1; Aquatic Chronic 1

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H317

May cause an allergic skin reaction.

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

Skin Contact

Irritant

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:

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

Frequently Asked Questions

What is 1-(5-ethylsulfonyl-1,3,4-thiadiazol-2-yl)-1,3-dimethylurea?

1-(5-ethylsulfonyl-1,3,4-thiadiazol-2-yl)-1,3-dimethylurea is an organosulfur compound with the molecular formula C7H12N4O3S2 and CAS number 30043-49-3. This chemical substance has a molecular weight of 264.3 g/mol and belongs to the thiadiazole family. It is classified as a hazardous substance with skin sensitizing properties and aquatic toxicity, requiring careful handling and appropriate safety measures in industrial applications.

What are the physicochemical properties of 1-(5-ethylsulfonyl-1,3,4-thiadiazol-2-yl)-1,3-dimethylurea?

1-(5-ethylsulfonyl-1,3,4-thiadiazol-2-yl)-1,3-dimethylurea is a solid compound at room temperature with a molecular weight of 264.3 g/mol. The substance contains sulfur, nitrogen, and oxygen functional groups within its thiadiazole structure, which influences its chemical reactivity and solubility characteristics. Specific physical properties such as melting point, color, and exact solubility data should be verified through technical datasheets for precise applications.

What is 1-(5-ethylsulfonyl-1,3,4-thiadiazol-2-yl)-1,3-dimethylurea used for?

1-(5-ethylsulfonyl-1,3,4-thiadiazol-2-yl)-1,3-dimethylurea is primarily used as an intermediate in pharmaceutical synthesis and chemical manufacturing processes. The compound's thiadiazole structure makes it valuable in the development of bioactive molecules and specialty chemicals. Its applications include use in research and development, fine chemical synthesis, and as a building block for more complex pharmaceutical compounds in controlled industrial environments.

How to handle 1-(5-ethylsulfonyl-1,3,4-thiadiazol-2-yl)-1,3-dimethylurea safely?

Safe handling requires appropriate personal protective equipment including chemical-resistant gloves, safety goggles, and protective clothing due to its Skin Sens. 1 classification. Work should be conducted in well-ventilated areas or under fume extraction to prevent inhalation exposure. Avoid direct skin and eye contact, and ensure proper hygiene practices including thorough handwashing after handling. Emergency eyewash stations and safety showers should be readily accessible in the work area.

How to store 1-(5-ethylsulfonyl-1,3,4-thiadiazol-2-yl)-1,3-dimethylurea correctly?

The compound should be stored in a cool, dry, well-ventilated area away from incompatible materials and ignition sources. Original containers should be kept tightly sealed and properly labeled with hazard information. Storage areas must be equipped with appropriate containment measures due to its aquatic toxicity classification. Temperature and humidity control are important to maintain product stability and prevent degradation over time.

What to do in case of contact with 1-(5-ethylsulfonyl-1,3,4-thiadiazol-2-yl)-1,3-dimethylurea?

In case of skin contact, immediately remove contaminated clothing and wash the affected area thoroughly with soap and water for at least 15 minutes. For eye contact, flush immediately with clean water for 15 minutes while holding eyelids open. If inhaled, move to fresh air immediately. Seek medical attention if irritation persists or if significant exposure has occurred. Do not induce vomiting if accidentally ingested and seek immediate medical care.

How to dispose of 1-(5-ethylsulfonyl-1,3,4-thiadiazol-2-yl)-1,3-dimethylurea appropriately?

Disposal must be conducted in accordance with local, national, and EU waste regulations due to its aquatic toxicity classification. The substance should be treated as hazardous waste and disposed of through licensed waste management facilities. Do not discharge to sewers, waterways, or soil. Contaminated packaging should also be disposed of as hazardous waste. Consult local environmental authorities for specific disposal requirements and approved disposal facilities.

How to transport 1-(5-ethylsulfonyl-1,3,4-thiadiazol-2-yl)-1,3-dimethylurea?

The substance is classified under ADR Class 9 (Miscellaneous dangerous substances), Packing Group III for transport purposes. This classification requires appropriate packaging, labeling, and documentation for road transport within Europe. Packages must bear proper shipping names, UN numbers, and hazard labels. Transport should be conducted by trained personnel familiar with dangerous goods regulations, with appropriate emergency response information readily available during transit.

Is 1-(5-ethylsulfonyl-1,3,4-thiadiazol-2-yl)-1,3-dimethylurea subject to specific regulations?

The compound is subject to EU CLP regulation requiring classification as Skin Sens. 1, Aquatic Acute 1, and Aquatic Chronic 1 with Warning signal word and GHS07, GHS09 pictograms. It falls under REACH registration requirements for chemical substances. The compound is not currently listed as a Substance of Very High Concern (SVHC). Users must comply with occupational exposure limits and environmental protection measures as specified in relevant safety data sheets.

Where to buy 1-(5-ethylsulfonyl-1,3,4-thiadiazol-2-yl)-1,3-dimethylurea in Europe?

OYSI is a reliable European distributor offering 1-(5-ethylsulfonyl-1,3,4-thiadiazol-2-yl)-1,3-dimethylurea for industrial and research applications. As a specialized chemical distributor, OYSI provides quality products with proper documentation including safety data sheets and certificates of analysis. Contact OYSI directly for availability, specifications, packaging options, and technical support to ensure the product meets your specific requirements and applications.

Data Sources

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