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N,N,N′,N′-Tetramethylethylenediamine_Molecular_structure_CAS_110-18-9)
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N,N,N′,N′-Tetramethylethylenediamine

Catalog No. 87690 Name Sigma Aldrich
CAS Number 110-18-9 Website http://www.sigmaaldrich.com
M. F. C6H16N2 Telephone 1-800-521-8956
M. W. 116.20464 Fax
Purity ≥98.0% (GC) Email
Storage Chembase ID: 70070

SYNONYMS

Title
四甲基乙二胺
IUPAC name
[2-(dimethylamino)ethyl]dimethylamine
IUPAC Traditional name
temed
Synonyms
TEMED
1,2-Bis(dimethylamino)ethane
1,2-双(二甲基氨基)乙烷
TMEDA

DATABASE IDS

MDL Number MFCD00008335
Beilstein Number 1732991
EC Number 203-744-6
CAS Number 110-18-9

PROPERTIES

Grade purum
Impurities ≤1% water
Linear Formula (CH3)2NCH2CH2N(CH3)2
Purity ≥98.0% (GC)
Boiling Point 120-122 °C(lit.)
Density 0.775 g/mL at 20 °C(lit.)
Flash Point 20 °C
Flash Point 68 °F
Melting Point -55 °C(lit.)
Refractive Index n20/D 1.4179(lit.)
Refractive Index n20/D 1.418
Explode Limits 9.08 %
GHS Pictograms GHS02
GHS Pictograms GHS05
GHS Pictograms GHS07
GHS Signal Word Danger
GHS Hazard statements H225-H302-H314-H332
European Hazard Symbols Flammable Flammable (F)
European Hazard Symbols Corrosive Corrosive (C)
MSDS Link Download
Personal Protective Equipment Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
GHS Precautionary statements P210-P280-P305 + P351 + P338-P310
RID/ADR UN 2372 3/PG 2
Risk Statements 11-20/22-34
RTECS KV7175000
Safety Statements 16-26-36/37/39-45
Hazard Class 3
UN Number 2372
Packing Group 2
German water hazard class 1

DETAILS

Description (English)
Other Notes
Substitute for the cancerogenic HMPA as additive for reactions with alkynyl lithium reagents in THF1
Description (简体中文)
Other Notes
替代致癌的 HMPA 作为添加剂与 THF 中的炔基锂试剂进行反应1

REFERENCES