N,N-Diisopropylethylamine

N,N-Diisopropylethylamine
Names
	Preferred IUPAC name N-Ethyl-N-(propan-2-yl)propan-2-amine
	Other names Ethyldi(propan-2-yl)amine; N-ethyl-N-isopropylpropan-2-amine; Ethyldi(isopropyl)amine; Hünig's base; DIPEA;
Identifiers
CAS Number	7087-68-5 ;
3D model (JSmol)	Interactive image;
ChemSpider	73565 ;
ECHA InfoCard	100.027.629
EC Number	230-392-0;
MeSH	N,N-diisopropylethylamine
PubChem CID	81531;
UNII	5SIQ15721L ;
UN number	2733
CompTox Dashboard (EPA)	DTXSID8064561 ;
	InChI InChI=1S/C8H19N/c1-6-9(7(2)3)8(4)5/h7-8H,6H2,1-5H3 Key: JGFZNNIVVJXRND-UHFFFAOYSA-N ;
	SMILES CCN(C(C)C)C(C)C;
Properties
Chemical formula	C8H19N
Molar mass	129.247 g·mol−1
Appearance	Colorless liquid
Odor	Fishy, ammoniacal
Density	0.742 g mL−1
Melting point	−50 to −46 °C (−58 to −51 °F; 223 to 227 K)
Boiling point	126.6 °C; 259.8 °F; 399.7 K
Solubility in water	4.01 g/L (at 20 °C)
Vapor pressure	4.1 kPa (at 37.70 °C)
Refractive index (nD)	1.414
Hazards
	GHS labelling:
Pictograms
Signal word	Danger
Hazard statements	H225, H301, H314, H412
Precautionary statements	P210, P273, P280, P301+P310, P305+P351+P338, P310
Flash point	10 °C (50 °F; 283 K)
Explosive limits	0.7–6.3%
	Lethal dose or concentration (LD, LC):
LD50 (median dose)	200–500 mg kg−1 (oral, rat)
Related compounds
Related amines	Triethylamine; 2,6-Di-tert-butylpyridine; 1,5-Diazabicyclo(4.3.0)non-5-ene; 1,8-Diazabicycloundec-7-ene;
Related compounds	Triisopropylamine;
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). verify (what is ?) Infobox references

N,N-Diisopropylethylamine, or Hünig's base, is an organic compound that is a tertiary amine. It is named after the German chemist Siegfried Hünig. It is used in organic chemistry as a non-nucleophilic base. It is commonly abbreviated as DIPEA, DIEA, or i-Pr₂NEt.