PMDTA

PMDTA
Names
	Preferred IUPAC name N1-[2-(Dimethylamino)ethyl]-N1,N2,N2-trimethylethane-1,2-diamine
Identifiers
CAS Number	3030-47-5 ;
3D model (JSmol)	Interactive image;
Beilstein Reference	1741396
ChEBI	CHEBI:39475 ;
ChemSpider	17187 ;
ECHA InfoCard	100.019.275
EC Number	221-201-1;
Gmelin Reference	27747
PubChem CID	18196;
RTECS number	IE2100000;
UNII	3274UTY3HL ;
UN number	2734
CompTox Dashboard (EPA)	DTXSID7029249 ;
	InChI InChI=1S/C9H23N3/c1-10(2)6-8-12(5)9-7-11(3)4/h6-9H2,1-5H3 Key: UKODFQOELJFMII-UHFFFAOYSA-N ;
	SMILES CN(C)CCN(C)CCN(C)C;
Properties
Chemical formula	C9H23N3
Molar mass	173.304 g·mol−1
Appearance	Colorless liquid
Odor	Fishy, ammoniacal
Density	830 mg mL−1
Melting point	−20 °C (−4 °F; 253 K)
Boiling point	198 °C (388 °F; 471 K)
Vapor pressure	31 Pa (at 20 °C)
Refractive index (nD)	1.442
Hazards
	GHS labelling:
Pictograms
Signal word	Danger
Hazard statements	H302, H311, H314
Precautionary statements	P280, P305+P351+P338, P310
Flash point	53 °C (127 °F; 326 K)
Autoignition; temperature	155 °C (311 °F; 428 K)
Explosive limits	1.1–5.6%
	Lethal dose or concentration (LD, LC):
LD50 (median dose)	232 mg kg−1 (dermal, rabbit); 1.351 g kg−1 (oral, rat);
Safety data sheet (SDS)	sigmaaldrich.com
Related compounds
Related amines	triethylenetetramine; tmeda; diethylenetriamine; triazacyclononane;
	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

PMDTA (N,N,N′,N′′,N′′-pentamethyldiethylenetriamine) is an organic compound with the formula [(CH₃)₂NCH₂CH₂]₂NCH₃. PMDTA is a basic, bulky, and flexible, tridentate ligand that is a used in organolithium chemistry. It is a colorless liquid, although impure samples appear yellowish.

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