1-Nitropentane
1-Nitropentane (CAS 628-05-7), with the chemical formula CH3(CH2)4NO2 and a molecular weight of 117.15 g/mol, is an organic nitro compound. This chemical is primarily recognised for its utility as an organic nitrogen standard in analytical chemistry, specifically for the speciation of organic nitrogen within atmospheric aerosols. It serves as a valuable reagent in chemical synthesis and research laboratories.

Analytical Standard
1-Nitropentane is employed as a certified organic nitrogen (ON) standard. It is crucial for the quantitative analysis and speciation of ON in complex matrices such as ambient atmospheric aerosols, enabling accurate environmental monitoring.
Organic Synthesis
As a nitroalkane, 1-Nitropentane functions as a building block in organic synthesis. Its structure allows for various chemical transformations, making it useful in the development of more complex organic molecules for research purposes.
Research Reagent
This compound is utilised in research laboratories for studies involving nitro compounds and nitrogen-containing organic molecules. Its defined properties make it a reliable reagent for experimental procedures.
| Molecular weight | 117.15 |
|---|---|
| Linear formula | CH3(CH2)4NO2 |
| Assay | 97% |
| Boiling point | 75-76 °C/23 mmHg(lit.) |
| Density | 0.952 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.417(lit.) |
| Application | 1-Nitropentane has been used as organic nitrogen (ON) standard in quantitative method for the speciation of ON within ambient atmospheric aerosol1. |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 61 °C / 141.8 °F |
| Transport (UN / ADR) | NA 1993 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36/37/39 |
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 1-Nitropentane used for?
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1-Nitropentane is used as an organic nitrogen standard in quantitative methods for analysing organic nitrogen in atmospheric aerosols and as a building block in organic synthesis.
What are the CAS number and chemical formula for 1-Nitropentane?
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The CAS number for 1-Nitropentane is 628-05-7, and its chemical formula is CH3(CH2)4NO2.
What grade and purity does Tech Serve Solutions supply for 1-Nitropentane?
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Tech Serve Solutions supplies 1-Nitropentane with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
How should 1-Nitropentane be handled safely?
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1-Nitropentane is a Warning substance that causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Handle with appropriate personal protective equipment, including eyeshields, gloves, and suitable respiratory protection, in a well-ventilated area.
How is 1-Nitropentane packed, shipped, or exported?
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1-Nitropentane is shipped according to applicable regulations for hazardous materials, classified under UN 1993, Packing Group III.
How can I request a sample or quote for 1-Nitropentane?
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To request a sample or obtain a quote for 1-Nitropentane, please contact our sales team through the website or by phone.
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