CHEMICAL AND PHYSICAL PROPERTIES
| Physical Description | Dipropylamine appears as a clear colorless liquid with an ammonia-like odor. Less dense than water. Vapors heavier than air. Toxic oxides of nitrogen produced during combustion. |
|---|---|
| Color/Form | Colorless liquid |
| Odor | Ammonia odor |
| Boiling Point | 228.9 °F at 760 mmHg (NTP, 1992) |
| Melting Point | -39.3 °F (NTP, 1992) |
| Flash Point | 45 °F (USCG, 1999) |
| Solubility | Soluble (>=10 mg/ml) (NTP, 1992) |
| Density | 0.738 at 68 °F (USCG, 1999) - Less dense than water; will float |
| Vapor Density | 3.5 (NTP, 1992) - Heavier than air; will sink (Relative to Air) |
| Vapor Pressure | 20.1 [mmHg] |
| LogP | log Kow = 1.67 |
| Henry's Law Constant | Henry's Law constant = 5.1X10-5 atm-cu m/mole at 25 °C |
| Autoignition Temperature | 570 deg F (299 °C) |
| Decomposition | When heated to decomposition it emits toxic fumes of nitroxides. |
| Viscosity | 0.517 mPa.s at 25 °C |
| Heat of Combustion | -18,750 BTU/LB= -10,420 CAL/G= -436.0X10+5 J/KG |
| Heat of Vaporization | 44.04 kJ/mol at 25 °C |
| Surface Tension | 6.58 DYNES/CM= 0.00658 NEWTONS/M @ 20 °C |
| Odor Threshold | Odor Threshold Low: 0.1 [mmHg] Odor Threshold High: 0.2 [mmHg] |
| Refractive Index | Index of refraction: 1.40455 at 20 °C/D |
| Dissociation Constants | pKb = 3; pKa = 11 (conjugate acid) |
| Kovats Retention Index | 750 752 752 748 745 |
| Other Experimental Properties | Forms a hydrate with water |
| 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 H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P280:Wear protective gloves/protective clothing/eye protection/face protection. P301+P312:IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. 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 | 101.19 g/mol |
|---|---|
| XLogP3 | 1.7 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 1 |
| Rotatable Bond Count | 4 |
| Exact Mass | 101.120449483 g/mol |
| Monoisotopic Mass | 101.120449483 g/mol |
| Topological Polar Surface Area | 12 Ų |
| Heavy Atom Count | 7 |
| Formal Charge | 0 |
| Complexity | 23.4 |
| 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
Dipropylamine appears as a clear colorless liquid with an ammonia-like odor. Less dense than water. Vapors heavier than air. Toxic oxides of nitrogen produced during combustion.