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Merck

369497

Sigma-Aldrich

N,N,N′,N′′,N′′-Pentamethyldiethylenetriamine

99%

Sinónimos:

PMDETA, PMDTA

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About This Item

Fórmula lineal:
[(CH3)2NCH2CH2]2NCH3
Número de CAS:
Peso molecular:
173.30
Beilstein:
1741396
Número CE:
Número MDL:
Código UNSPSC:
12162002
ID de la sustancia en PubChem:
NACRES:
NA.23

presión de vapor

0.23 mmHg ( 20 °C)

Nivel de calidad

Análisis

99%

formulario

liquid

temp. de autoignición

311 °F

lim. expl.

5.6 %

índice de refracción

n20/D 1.442 (lit.)

bp

198 °C (lit.)

mp

−20 °C (lit.)

densidad

0.83 g/mL at 25 °C (lit.)

cadena SMILES

CN(C)CCN(C)CCN(C)C

InChI

1S/C9H23N3/c1-10(2)6-8-12(5)9-7-11(3)4/h6-9H2,1-5H3

Clave InChI

UKODFQOELJFMII-UHFFFAOYSA-N

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Descripción general

N,N,N′,N′′,N′′-Pentamethyldiethylenetriamine (PMDETA) is an amine-based monomer compound that plays a crucial role in the field of polymers, particularly in the synthesis of TRPs- thermoresponsive polymers. PMDETA acts as a versatile ligand or catalyst in various polymerization reactions. It forms complexes with transition metals, which are utilized in the production of specialty polymers, block copolymers, and polymers with modified properties. These polymers find applications across a broad range of industries, including thermoplastics, elastomers, and coatings. When incorporated into the polymer structure, PMDETA helps impart thermoresponsive behavior to the final product, enabling reversible changes in solubility, conformation, or other physical properties in response to temperature variations. This makes PMDETA a valuable component in the synthesis and design of TRPs, which find uses in areas such as drug delivery systems, smart materials, and responsive coatings.

Aplicación

N,N,N′,N′′,N′′ Pentamethyldiethylenetriamine can be used as:
  • A catalyst in the synthesis of multifunctional silicone acrylate prepolymers for use in UV-curable coatings.
  • A multifunctional initiating and cross-linking agent in the synthesis of polyacrylamide hydrogels. It improves the mechanical properties of the hydrogels, such as toughness and resilience, without compromising their biocompatibility.
  • An organocatalyst in ring-opening polymerization (ROP) of trimethylene carbonate. This catalyst can be easily removed after the reaction compared to metal catalysts.
  • A catalyst along with CuBr to synthesize a series of side-chain azobenzene poly(meth)acrylates via the atom transfer radical polymerization(ATRP) technique.
  • An initiator to grow polystyrene chains to prepare polyolefin-polystyrene copolymers.

Pictogramas

Skull and crossbonesCorrosion

Palabra de señalización

Danger

Frases de peligro

Clasificaciones de peligro

Acute Tox. 3 Dermal - Acute Tox. 4 Oral - Eye Dam. 1 - Skin Corr. 1B

Código de clase de almacenamiento

6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

Clase de riesgo para el agua (WGK)

WGK 2

Punto de inflamabilidad (°F)

168.8 °F - closed cup

Punto de inflamabilidad (°C)

76 °C - closed cup

Equipo de protección personal

Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter


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Amit Kumar et al.
Scientific reports, 8(1), 7965-7965 (2018-05-23)
Access to clean and safe water supply remains inadequate in many developing countries. One of the key challenges is to remove pathogenic bacteria from the water supply via effective water disinfection technologies to prevent the spread of diseases and to
Jorge Royes et al.
Polymers, 11(5) (2019-05-18)
This paper describes the synthesis, thermal characterization and optical properties of liquid crystalline homopolymers and block copolymers with a repeating unit consisting of two functional units, with at least one of them being an azobenzene. Films of these polymers have
Controllable ring-opening polymerization of trimethylene carbonate catalyzed by aliphatic tertiary amines in the presence of benzyl alcohol or F127
Mingfa,et al.
Polymer International, 61(10), 1525-1531 (2012)
Journal of Organometallic Chemistry, 385, C43-C43 (1990)
Chun-Na Yan et al.
Polymers, 11(7) (2019-07-26)
Well-defined polymer brushes attached to nanoparticles offer an elegant opportunity for surface modification because of their excellent mechanical stability, functional versatility, high graft density as well as controllability of surface properties. This study aimed to prepare hybrid materials with good

Artículos

Tools and techniques for performing atom transfer radical polymerization (ATRP) with benefits and limitations.

Atom transfer radical polymerization (ATRP) has emerged as one of the most successful synthetic techniques for the preparation of polymers with predetermined molecular weights, narrow molecular weight distributions, and high degrees of chain end functionalities.

ATRP polymerization, chain transfer agent, living polymerization, functional telechelic polymers

Find how atom transfer radical polymerization (ATRP) tools can be used for the synthesis of well-defined functionalized polymers.

Ver todo

Protocolos

We presents an article featuring procedures that describe polymerization of methyl methacrylate and vinyl acetate homopolymers and a block copolymer as performed by researchers at CSIRO.

Sigma-Aldrich presents an article about RAFT, or Reversible Addition/Fragmentation Chain Transfer, which is a form of living radical polymerization.

Sigma-Aldrich presents an article about the typical procedures for polymerizing via ATRP, which demonstrates that in the following two procedures describe two ATRP polymerization reactions as performed by Prof. Dave Hadddleton′s research group at the University of Warwick.

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