(E)-carbamoyliminourea
C2H4N4O2
Consulting for (E)-carbamoyliminourea
Our experts support you with application, dosage, and compliance.
Identification
- CAS Number
- 123-77-3
- EC Number
- 204-650-8
- UN Number
- 3242
- Index Number
- 611-028-00-3
- PubChem CID
- 5462814
Physical-chemical properties
- Molecular Formula
- C2H4N4O2
- Molar Mass
- 116.08 g/mol
- IUPAC Name
- (E)-carbamoyliminourea
Chemical Identifiers
- InChI
- InChI=1S/C2H4N4O2/c3-1(7)5-6-2(4)8/h(H2,3,7)(H2,4,8)/b6-5+
- InChI Key
- XOZUGNYVDXMRKW-AATRIKPKSA-N
Overview
(E)-carbamoyliminourea (CAS 123-77-3) is a nitrogen-rich organic compound with respiratory sensitization properties and industrial applications in chemical synthesis. This specialized chemical compound, also known by its IUPAC designation (E)-carbamoyliminourea, represents an important member of the carbamoylurea family with the molecular formula C2H4N4O2 and a molecular weight of 116.08 g/mol. The compound is classified under EC number 204-650-8 and carries significant safety considerations due to its respiratory sensitization potential, warranting a GHS08 health hazard pictogram and "Danger" signal word classification. The substance exhibits notable chemical stability under normal conditions while requiring careful handling protocols due to its Resp. Sens. 1 classification. Its ADR transport classification as Class 4.1 indicates flammable solid properties, necessitating appropriate storage and transportation measures. Safety protocols must address potential respiratory sensitization risks, requiring adequate ventilation systems and personal protective equipment during handling operations. Industrial applications of (E)-carbamoyliminourea primarily include its use as an intermediate in pharmaceutical synthesis, where its unique nitrogen-containing structure provides valuable reactivity for drug development processes. The compound also finds application in specialized polymer chemistry and as a building block for advanced materials synthesis. In research and development contexts, it serves alongside other nitrogen-containing compounds such as 4-nitrosophenol in comparative studies of sensitization mechanisms. The chemical's specialized nature makes it particularly valuable for companies requiring high-purity intermediates for complex synthetic pathways. Its controlled classification ensures that proper regulatory compliance accompanies its industrial utilization. OYSI maintains reliable access to (E)-carbamoyliminourea through established European supply chains, ensuring consistent availability for qualified industrial customers requiring this specialized chemical intermediate.
Safety & Classification
Resp. Sens. 1
GHS Pictograms
HHazard Statements (H-Statements)
Describe the nature and severity of the hazard
May cause allergy or asthma symptoms or breathing difficulties if inhaled.
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
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:
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 | 3242 |
| ADR Class | 4.1 |
| Packing Group | II |
| Tunnel Code | D |
| Proper Shipping Name | Azodicarbonamid |
| Marine Pollutant | No |
Frequently Asked Questions
What is (E)-carbamoyliminourea?
(E)-carbamoyliminourea is an organic chemical compound with the molecular formula C2H4N4O2 and CAS number 123-77-3. This substance has a molecular weight of 116.08 g/mol and belongs to the urea derivative family. It is classified as a respiratory sensitizer (Resp. Sens. 1) under GHS regulations, requiring careful handling due to its potential to cause respiratory sensitization upon exposure.
What are the physicochemical properties of (E)-carbamoyliminourea?
(E)-carbamoyliminourea is a nitrogen-rich organic compound containing four nitrogen atoms, two carbon atoms, and two oxygen atoms in its molecular structure. As a urea derivative with the molecular formula C2H4N4O2, it typically appears as a solid at room temperature. The compound's specific physical properties such as melting point, solubility, and appearance may vary depending on purity and crystalline form.
What is (E)-carbamoyliminourea used for?
(E)-carbamoyliminourea serves various applications in chemical synthesis and industrial processes. As a nitrogen-rich compound, it can be used as an intermediate in pharmaceutical synthesis, chemical manufacturing, and potentially in specialty chemical applications. Its unique structure makes it valuable for specific synthetic pathways where controlled nitrogen content and reactivity are required in professional chemical processes.
How to handle (E)-carbamoyliminourea safely?
(E)-carbamoyliminourea requires careful handling due to its classification as Resp. Sens. 1 (respiratory sensitizer). Essential safety measures include wearing appropriate respiratory protection, protective gloves, and safety goggles. Work should be conducted in well-ventilated areas or under fume extraction systems. Avoid inhalation, skin contact, and ingestion. Personnel should be trained in proper handling procedures and emergency response protocols.
How to store (E)-carbamoyliminourea correctly?
(E)-carbamoyliminourea should be stored in a cool, dry, well-ventilated area away from heat sources and incompatible materials. Keep containers tightly closed and properly labeled with hazard information. Storage areas should be equipped with appropriate ventilation systems and emergency equipment. Ensure compliance with local regulations for storing respiratory sensitizing substances and maintain proper inventory management.
What to do in case of contact with (E)-carbamoyliminourea?
Immediate action is required upon contact with (E)-carbamoyliminourea. For skin contact, remove contaminated clothing and wash thoroughly with soap and water. In case of eye contact, flush immediately with clean water for at least 15 minutes. If inhaled, move to fresh air immediately and seek medical attention. For ingestion, do not induce vomiting and seek immediate medical care. Always consult safety data sheets for specific instructions.
How to dispose of (E)-carbamoyliminourea properly?
(E)-carbamoyliminourea disposal must comply with local and national hazardous waste regulations. The substance should be treated as hazardous waste due to its respiratory sensitizing properties. Contact licensed waste disposal companies for proper collection and treatment. Never dispose of the substance in regular waste streams, drains, or soil. Maintain documentation of disposal activities and ensure compliance with environmental protection requirements.
How to transport (E)-carbamoyliminourea?
(E)-carbamoyliminourea is classified under ADR Class 4.1 (Flammable solids), Packing Group II, requiring specific transport protocols. Packages must be properly labeled with hazard markings and shipped according to dangerous goods regulations. Transport vehicles need appropriate placarding and documentation. Only trained personnel should handle the shipping process, ensuring compliance with international transport regulations for hazardous materials.
Is (E)-carbamoyliminourea subject to specific regulations?
(E)-carbamoyliminourea is subject to various chemical regulations including REACH registration requirements in Europe and CLP classification as a respiratory sensitizer. The substance is not currently listed as an SVHC (Substance of Very High Concern). Compliance with occupational health regulations, transport regulations (ADR), and proper labeling with GHS08 pictogram and 'Danger' signal word is mandatory for commercial use.
Where to buy (E)-carbamoyliminourea in Europe?
(E)-carbamoyliminourea is available through OYSI, a specialized European distributor of technical chemicals. OYSI provides reliable supply of quality chemical products with proper documentation and regulatory compliance. As professional chemical distributors, they ensure appropriate packaging, labeling, and delivery according to hazardous material regulations. Contact OYSI directly for availability, specifications, and ordering information for your specific requirements.
Services for (E)-carbamoyliminourea
Order (E)-carbamoyliminourea
Fast delivery across Europe
SDS Service
Request Safety Data Sheet for (E)-carbamoyliminourea
Technical Consulting
Application advice for (E)-carbamoyliminourea
REACH Safety Data Sheet
REACH Compliance Service
Digital Product Passport
EU-compliant product documentation
ADR Consulting for (E)-carbamoyliminourea
(E)-carbamoyliminourea is a dangerous good. We support you with labeling, packaging, and transport documentation.
Data Sources
Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.