75-64-9
Product Name:
tert-Butylamine
Formula:
C4H11N
Synonyms:
2-Amino-2-methylpropane;TBA;tert-Butylamine
Inquiry
CHEMICAL AND PHYSICAL PROPERTIES
| Physical Description | Tert-butylamine appears as a clear colorless liquid with an ammonia-like odor. Flash point 70 °F. Less dense (at 6.2 lb / gal) than water. Vapors heavier than air. Toxic oxides of nitrogen produced during combustion. |
|---|---|
| Color/Form | Colorless liquid |
| Odor | Strong amine odor |
| Boiling Point | 111.9 °F at 760 mmHg (NTP, 1992) |
| Melting Point | -89.5 °F (NTP, 1992) |
| Flash Point | 50 °F (NTP, 1992) |
| Solubility | Very soluble (NTP, 1992) |
| Density | 0.696 at 68 °F (USCG, 1999) - Less dense than water; will float |
| Vapor Density | 2.5 (NTP, 1992) - Heavier than air; will sink (Relative to Air) |
| Vapor Pressure | 568.7 mmHg (USCG, 1999) |
| LogP | log Kow = 0.40 |
| Stability/Shelf Life | Stable during transport. |
| Autoignition Temperature | 716 °F (USCG, 1999) |
| Decomposition | When heated to decomposition it emits toxic fumes of nitroxides. |
| Corrosivity | Liquid will attack some forms of plastics. |
| Heat of Combustion | -2995.5 kJ/mol at 25 °C (liquid); -3025.2 kJ/mol at 25 °C (gas) |
| Heat of Vaporization | 29.64 kJ/mol at 25 °C |
| Surface Tension | 16.87 dynes/cm at 25 °C |
| Refractive Index | Index of refraction: 1.3784 at 20 °C/D |
| Dissociation Constants | pKa = 10.68 at 25 °C (conjugate acid) |
| Kovats Retention Index | 501 432 435 438 501 |
| Other Experimental Properties | BASIC IN SOLN /AMINES, ALIPHATIC/ |
| Chemical Classes | Nitrogen Compounds -> Amines, Aliphatic |
SAFETY INFORMATION
| Signal word | Danger |
|---|---|
| Pictogram(s) |
 Flame Flammables GHS02  Corrosion Corrosives GHS05  Skull and Crossbones Acute Toxicity GHS06 |
| GHS Hazard Statements |
H225:Flammable liquids H302:Acute toxicity,oral H314:Skin corrosion/irritation H331:Acute toxicity,inhalation H412:Hazardous to the aquatic environment, long-term hazard |
| Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P273:Avoid release to the environment. P280:Wear protective gloves/protective clothing/eye protection/face protection. P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
COMPUTED DESCRIPTORS
| Molecular Weight | 73.14 g/mol |
|---|---|
| XLogP3 | 0.3 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 1 |
| Rotatable Bond Count | 0 |
| Exact Mass | 73.089149355 g/mol |
| Monoisotopic Mass | 73.089149355 g/mol |
| Topological Polar Surface Area | 26 Ų |
| Heavy Atom Count | 5 |
| Formal Charge | 0 |
| Complexity | 25.1 |
| 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
Tert-butylamine appears as a clear colorless liquid with an ammonia-like odor. Flash point 70 °F. Less dense (at 6.2 lb / gal) than water. Vapors heavier than air. Toxic oxides of nitrogen produced during combustion.