CHEMICAL AND PHYSICAL PROPERTIES
| Physical Description | Nitrogen trifluoride appears as a colorless gas with a moldy odor. Very toxic by inhalation. Slightly soluble in water. Corrosive to tissue. Under prolonged exposure to fire or heat the containers may rupture violently and rocket. Used to make other chemicals and as a component of rocket fuels. |
|---|---|
| Color/Form | Colorless gas [Note: Shipped as a nonliquified compressed gas] |
| Odor | Moldy odor |
| Boiling Point | -200 °F at 760 mmHg (NIOSH, 2023) |
| Melting Point | -340 °F (NIOSH, 2023) |
| Solubility | Slight (NIOSH, 2023) |
| Density | 2.902 g/L |
| Vapor Density | 2.46 (NIOSH, 2023) - Heavier than air; will sink (Relative to Air) |
| Vapor Pressure | greater than 1 atm (NIOSH, 2023) |
| Decomposition | Decomposed by electric sparks. |
| Corrosivity | Does not attack glass, mercury |
| Heat of Vaporization | 11.56 kJ/mol at -128.75 °C |
| Ionization Potential | 12.97 eV |
| Refractive Index | Refractive Index determined in the gaseous state = 1.0004 |
| Other Experimental Properties | Global Warming Potential (100 yr) = 17,200 /CO2 = 1/ |
| Chemical Classes | Toxic Gases & Vapors -> Other Toxic Gases & Vapors |
SAFETY INFORMATION
| Signal word | Danger |
|---|---|
| Pictogram(s) |
 Flame Over Circle Oxidizers GHS03  Gas Cylinder Compressed Gases GHS04  Exclamation Mark Irritant GHS07  Health Hazard GHS08 |
| GHS Hazard Statements |
H270:Oxidising gases H280:Gases under pressure H332:Acute toxicity,inhalation H373:Specific target organ toxicity, repeated exposure |
| Precautionary Statement Codes |
P220:Keep/Store away from clothing/…/combustible materials. P260:Do not breathe dust/fume/gas/mist/vapours/spray. P312:Call a POISON CENTER or doctor/physician if you feel unwell. |
COMPUTED DESCRIPTORS
| Molecular Weight | 71.002 g/mol |
|---|---|
| XLogP3 | 1.9 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 0 |
| Exact Mass | 70.99828349 g/mol |
| Monoisotopic Mass | 70.99828349 g/mol |
| Topological Polar Surface Area | 3.2 Ų |
| Heavy Atom Count | 4 |
| Formal Charge | 0 |
| Complexity | 8 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| Covalently-Bonded Unit Count | 1 |
| Compound Is Canonicalized | Yes |
PRODUCT INTRODUCTION
description
Nitrogen trifluoride appears as a colorless gas with a moldy odor. Very toxic by inhalation. Slightly soluble in water. Corrosive to tissue. Under prolonged exposure to fire or heat the containers may rupture violently and rocket. Used to make other chemicals and as a component of rocket fuels.