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111-92-2

111-92-2 structural image
Product Name: Dibutylamine
Formula: C8H19N
Synonyms: N-butylbutan-1-amine;Dibutylamine;N-Butyl-1-butanamine
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CHEMICAL AND PHYSICAL PROPERTIES

Physical Description Di-n-butylamine appears as a yellow-colored liquid with a amine-like odor. Denser than water. Very corrosive, may burn skin, eyes, and mucous membranes. Flash point 125 °F. Combustible. Produce toxic oxides of nitrogen when burned. Used to make other chemicals.
Color/Form Liquid
Odor AMMONIA-LIKE ODOR
Boiling Point 318 to 320 °F at 760 mmHg (NTP, 1992)
Melting Point -76 to -74 °F (NTP, 1992)
Flash Point 125 °F (NTP, 1992)
Solubility Soluble (NTP, 1992)
Density 0.759 at 68 °F (USCG, 1999) - Less dense than water; will float
Vapor Density 4.46 (air= 1)
Vapor Pressure 0 mmHg (USCG, 1999)
LogP log Kow= 2.83
Henry's Law Constant Henry's Law constant= 8.90X10-5 atm cu-m/mol @ 25 °C /neutral species/
Autoignition Temperature 260 °C
Decomposition When heated to decomp it emits toxic fumes of /nitrogen oxides/.
Odor Threshold Odor Threshold Low: 0.04 [mmHg] Odor Threshold High: 1.1 [mmHg]
Refractive Index Index of refraction: 1.4177 @ 20 °C/D
Dissociation Constants pKa= 11.31 (conjugate acid)
Kovats Retention Index 943 951 952 952 947 943 963.9 943
Other Experimental Properties Amines tend to be fat soluble /Amines/
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 H226:Flammable liquids
H302:Acute toxicity,oral
H311:Acute toxicity,dermal
H314:Skin corrosion/irritation
H330:Acute toxicity,inhalation
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 129.24 g/mol
XLogP3 2.8
Hydrogen Bond Donor Count 1
Hydrogen Bond Acceptor Count 1
Rotatable Bond Count 6
Exact Mass 129.151749610 g/mol
Monoisotopic Mass 129.151749610 g/mol
Topological Polar Surface Area 12 Ų
Heavy Atom Count 9
Formal Charge 0
Complexity 37.8
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

Di-n-butylamine appears as a yellow-colored liquid with a amine-like odor. Denser than water. Very corrosive, may burn skin, eyes, and mucous membranes. Flash point 125 °F. Combustible. Produce toxic oxides of nitrogen when burned. Used to make other chemicals.

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