2-Nitropropane
2-Nitropropane (CAS: 79-46-9), a chemical compound with the formula CH3CH(NO2)CH3 and a molecular weight of 89.09 g/mol, is a nitroalkane. It serves as a valuable building block in organic synthesis and chemical research. Its applications include the preparation of specific N-oxide compounds and its use in analytical studies to differentiate structural isomers.

Synthesis of N-Oxide Compounds
2-Nitropropane is utilised in the preparation of 5,5-Dimethylpyrroline N-oxide and its deuterated analogue, 5,5-di(trideuteromethyl)pyrroline N-oxide, serving as a key precursor in these organic syntheses.
Isomer Differentiation Studies
The compound has been employed in research to establish concordance between analytical results for structural isomers, specifically differentiating between 2-nitropropane (2-NP) and 1-nitropropane (1-NP).
Organic Synthesis Intermediate
As a nitro compound and organic building block, 2-Nitropropane is a versatile intermediate in various chemical synthesis pathways, enabling the construction of more complex molecules.
| Molecular weight | 89.09 |
|---|---|
| Linear formula | CH3CH(NO2)CH3 |
| Assay | ≥96% |
| Boiling point | 120 °C(lit.) |
| Density | 0.992 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.394(lit.) |
| Solubility | H2O: slightly solubleorganic solvents: miscible |
| Melting point | −93 °C(lit.) |
| Vapour pressure | ~13 mmHg (20 °C) |
| Vapour density | ~3 (vs air) |
| Autoignition temp | 802 °F |
| Application | 2-Nitropropane was used to prepare 5,5-Dimethylpyrroline N-oxide and 5,5-di(trideuteromethyl)pyrroline N-oxide1. It was also used to determine the concordance of results for a pair of structural isomers, 2-nitropropane (2-NP) and 1-nitropropane (1-NP)2. |



Hazard statements
- H226Flammable liquid and vapour
- H302Harmful if swallowed
- H331Toxic if inhaled
- H341Suspected of causing genetic defects
- H350May cause cancer
- H412Harmful to aquatic life with long-lasting effects
Precautionary statements
- P201Obtain special instructions before use
- P261Avoid breathing dust, fume, gas or vapours
- P273Avoid release to the environment
- P281Use personal protective equipment as required
- P311Call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 26 °C / 78.8 °F |
| Transport (UN / ADR) | UN 2608 3 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 45-10-20/22-52/53-68 |
| Safety statements (S) | 53-36/37-45-61 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 2-Nitropropane used for?
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2-Nitropropane is used in organic synthesis, for instance, in the preparation of N-oxide compounds and in analytical studies to differentiate between structural isomers like 2-nitropropane and 1-nitropropane.
What is the CAS number and formula for 2-Nitropropane?
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The CAS number for 2-Nitropropane is 79-46-9, and its chemical formula is CH3CH(NO2)CH3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Nitropropane with an assay of ≥96%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
What are the primary hazards associated with 2-Nitropropane?
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2-Nitropropane is a flammable liquid and vapour (H226), harmful if swallowed (H302), and toxic if inhaled (H331). It is suspected of causing genetic defects (H341) and cancer (H350), and is harmful to aquatic life with long-lasting effects (H412). Appropriate personal protective equipment, including eyeshields, face shields, and respiratory protection, is essential.
Is 2-Nitropropane supplied internationally by TSS?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 2-Nitropropane, and can facilitate international shipments.
How can I request a sample or quote for 2-Nitropropane?
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To request a sample or a quote for 2-Nitropropane, please contact our sales team through the website or by phone.
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