Isopentylamine

Structural formula
General
Surname	Isopentylamine
other names	Isoamylamine; 1-amino-3-methylbutane; 3-methylbutylamine;
Molecular formula	C 5 H 13 N
Brief description	colorless liquid with an amine-like odor
External identifiers / databases
EC number	203-526-0
ECHA InfoCard	100.003.206
PubChem	7894
Wikidata	Q2835874
properties
Molar mass	87.16 g mol −1
Physical state	liquid
density	0.75 g cm −3
Melting point	−83 ° C
boiling point	95 ° C
Vapor pressure	approx. 50 hPa (20 ° C)
solubility	miscible with water
Refractive index	1.408 (20 ° C)
safety instructions
H and P phrases	H: 225-302-312-332-314-335
	P: 210-240-280-301 + 330 + 331-303 + 361 + 353-305 + 351 + 338-310
Toxicological data	341 mg kg −1 ( LD 50 , rat , oral ) ; 11.5 mg l −1 ( LC 50 , rat , inh. , 4 h) ;
	As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions . Refractive index: Na-D line , 20 ° C

Isopentylamine is a chemical compound from the group of aliphatic amines .

Occurrence

Isopentylamine is produced by Proteus mirabilis bacteria. It is also found in kola nut varieties of Nigerian origin, as well as in foods such as cheese, and can also be isolated from plants. Isopentylamine comes e.g. B. in bananas.

properties

Isopentylamine is a highly flammable, colorless liquid with an amine-like odor that is miscible with water. Your aqueous solution has an alkaline reaction.

use

Isopentylamine is used as an intermediate in the synthesis of pharmaceuticals and agrochemicals. In organic chemistry, the compound is used for the synthesis of heterocycles , modified amino acids , isocyanides and in Ugi four-component reactions .

safety instructions

The vapors of isopentylamine can form an explosive mixture with air ( flash point −1 ° C, ignition temperature 365 ° C).

Individual evidence

↑ ^a ^b ^c ^d ^e ^f ^g ^h ⁱ ^j Entry on isopentylamine in the GESTIS substance database of the IFA , accessed on January 9, 2019(JavaScript required) .
↑ ^a ^b ^c ^d ^e data sheet Isopentylamine, 99% from Sigma-Aldrich , accessed on August 25, 2014 ( PDF ).
↑ ^a ^b Entry on Pentylamine. In: Römpp Online . Georg Thieme Verlag, accessed on August 25, 2014.
↑ Hans-Dieter Belitz , Werner Grosch and Peter Schieberle: Textbook of food chemistry . Springer, Berlin; 6th, completely revised edition 2008; ISBN 978-3-540-73201-3 ; P. 841.

[GESTIS-1] ↑ ^a ^b ^c ^d ^e ^f ^g ^h ⁱ ^j Entry on isopentylamine in the GESTIS substance database of the IFA , accessed on January 9, 2019(JavaScript required) .

[Sigma-2] ↑ ^a ^b ^c ^d ^e data sheet Isopentylamine, 99% from Sigma-Aldrich , accessed on August 25, 2014 ( PDF ).

[RömppOnline-3] Entry on Pentylamine. In: Römpp Online . Georg Thieme Verlag, accessed on August 25, 2014.

[4] Hans-Dieter Belitz , Werner Grosch and Peter Schieberle: Textbook of food chemistry . Springer, Berlin; 6th, completely revised edition 2008; ISBN 978-3-540-73201-3 ; P. 841.