1-nitroethane

C2H5NO2

CAS79-24-3
GHS02 Gefahrensymbol: Entzündbar – Flamme
GHS07 Gefahrensymbol: Gesundheitsschädlich/Reizend – Ausrufezeichen
Warning

Consulting for 1-nitroethane

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

Request Consultation

Identification

CAS Number
79-24-3
EC Number
201-188-9
UN Number
2842
Index Number
609-035-00-1
PubChem CID
6587

Physical-chemical properties

Molecular Formula
C2H5NO2
Molar Mass
75.07 g/mol
IUPAC Name
1-nitroethane

Chemical Identifiers

InChI
InChI=1S/C2H5NO2/c1-2-3(4)5/h2H2,1H3
InChI Key
MCSAJNNLRCFZED-UHFFFAOYSA-N

Overview

1-Nitroethane (CAS 79-24-3) is an organic nitro compound with flammable properties and moderate toxicity characteristics used in industrial chemical synthesis. This colorless liquid represents one of the simplest aliphatic nitro compounds, featuring a nitro group (-NO2) attached to an ethyl carbon chain. With a molecular weight of 75.07 g/mol and molecular formula C2H5NO2, 1-nitroethane exhibits distinctive chemical reactivity that makes it valuable in various industrial applications. The compound belongs to the same chemical family as other nitroalkanes and shares certain reactivity patterns with ketones like heptan-2-one, though with markedly different functional group chemistry. From a safety perspective, 1-nitroethane is classified as a flammable liquid (Category 3) and carries acute toxicity warnings (Category 4), requiring careful handling protocols in industrial environments. The compound displays GHS02 and GHS07 pictograms, indicating both fire hazards and health concerns. Its ADR classification as Class 3 material necessitates specific transportation and storage requirements to ensure workplace safety and regulatory compliance. Industrial applications of 1-nitroethane primarily center on its role as a chemical intermediate in organic synthesis processes. The compound serves as a valuable building block for pharmaceutical intermediates, where its nitro functionality can be transformed into various other functional groups. Additionally, it finds use in specialty chemical manufacturing and as a solvent in specific industrial processes where its unique properties provide advantages over conventional solvents. OYSI maintains reliable supply channels for 1-nitroethane, ensuring consistent availability for European industrial customers requiring this specialized nitro compound for their manufacturing operations.

Safety & Classification

Warning
Classification:

Flam. Liq. 3; Acute Tox. 4 *; Acute Tox. 4 *

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H226

Flammable liquid and vapour.

H332

Harmful if inhaled.

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

Harmful

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:

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 Number2842
ADR Class3
Packing GroupIII
Tunnel CodeD/E
Proper Shipping NameNitroethan
Marine PollutantNo

Frequently Asked Questions

What is 1-nitroethane?

1-nitroethane is an organic nitro compound with the molecular formula C2H5NO2 and CAS number 79-24-3. It belongs to the family of nitroalkanes, featuring a nitro group (-NO2) attached to an ethane backbone. With a molecular weight of 75.07 g/mol, this chemical is classified as a flammable liquid and presents moderate toxicity hazards, requiring appropriate safety measures during handling and storage.

What are the physicochemical properties of 1-nitroethane?

1-nitroethane is a colorless to pale yellow liquid at room temperature with a characteristic sweet, fruity odor. It has moderate solubility in water and is miscible with most organic solvents including alcohols and ethers. The compound exhibits typical properties of nitroalkanes, including relatively high density and boiling point compared to corresponding alkanes, making it useful as a polar aprotic solvent in various applications.

What is 1-nitroethane used for?

1-nitroethane serves primarily as a chemical intermediate in organic synthesis and pharmaceutical manufacturing. It is used in the production of various compounds including pharmaceuticals, agrochemicals, and specialty chemicals. The compound also finds application as a solvent in specific industrial processes and as a building block for more complex nitro compounds. Its reactivity makes it valuable for nitroalkane chemistry applications.

How to handle 1-nitroethane safely?

Safe handling of 1-nitroethane requires appropriate personal protective equipment including chemical-resistant gloves, safety goggles, and protective clothing. Work should be conducted in well-ventilated areas or under fume hoods to avoid inhalation exposure. Avoid contact with skin and eyes, and eliminate ignition sources as it is flammable. Use non-sparking tools and ensure proper grounding to prevent static electricity buildup during transfer operations.

How to store 1-nitroethane correctly?

1-nitroethane should be stored in tightly sealed containers in a cool, dry, well-ventilated area away from heat sources, ignition sources, and incompatible materials. Keep containers away from oxidizing agents, strong bases, and reducing agents. Storage areas should be equipped with appropriate fire suppression systems and maintained at stable temperatures. Ensure containers are properly labeled and stored according to local regulations for flammable liquids.

What to do in case of contact with 1-nitroethane?

In case of skin contact with 1-nitroethane, 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 15-20 minutes and seek medical attention. If inhaled, move the person to fresh air and seek medical attention if symptoms persist. In case of ingestion, do not induce vomiting and seek immediate medical attention.

How to dispose of 1-nitroethane appropriately?

1-nitroethane disposal must comply with local, national, and EU waste regulations as it is classified as hazardous waste. The compound should never be discharged into sewers, waterways, or soil. Disposal should be carried out through licensed waste management companies capable of handling flammable and toxic chemicals. Incineration at approved high-temperature facilities is typically the preferred disposal method for this type of organic nitro compound.

How to transport 1-nitroethane?

1-nitroethane is classified under ADR as Class 3 (Flammable Liquids), Packing Group III for transportation purposes. It must be packaged in UN-approved containers and properly labeled with appropriate hazard markings and shipping documentation. Transport vehicles must comply with ADR requirements for flammable liquids, including proper ventilation, fire extinguishing equipment, and driver training. Proper shipping papers and emergency response information must accompany shipments.

Is 1-nitroethane subject to specific regulations?

1-nitroethane is regulated under European REACH and CLP regulations, requiring appropriate classification, labeling, and safety data sheets. It is not currently listed as a Substance of Very High Concern (SVHC) under REACH. However, its classification as Flammable Liquid Category 3 and Acute Toxicity Category 4 means it must be handled according to occupational safety regulations and environmental protection laws in EU member states.

Where to buy 1-nitroethane in Europe?

1-nitroethane is available through OYSI, a European distributor specializing in technical chemicals and laboratory reagents. As an established chemical supplier, OYSI provides quality 1-nitroethane with proper documentation, safety data sheets, and regulatory compliance for European markets. Contact OYSI directly for availability, specifications, packaging options, and delivery to your location within Europe while ensuring all regulatory requirements are met.

Data Sources

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