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Merck

733857

Sigma-Aldrich

DL-α-Tocopherol-Methoxypolyethylenglykol-Succinat -Lösung

greener alternative

2 wt. % in H2O

Synonym(e):

TPGS-750-M, 2 wt. % H2O

Anmeldenzur Ansicht organisationsspezifischer und vertraglich vereinbarter Preise


About This Item

Lineare Formel:
(C2H4O)nC34H56O5
CAS-Nummer:
MDL-Nummer:
UNSPSC-Code:
51171641
NACRES:
NA.22
Preise und Verfügbarkeit sind derzeit nicht verfügbar.

Form

liquid

Qualitätsniveau

Eignung der Reaktion

reagent type: catalyst
reaction type: Bucherer Carbazole Synthesis

reagent type: surfactant

Grünere Alternativprodukt-Eigenschaften

Catalysis
Learn more about the Principles of Green Chemistry.

sustainability

Greener Alternative Product

Konzentration

2 wt. % in H2O

Brechungsindex

n20/D 1.336

Dichte

1.002 g/mL at 25 °C

Grünere Alternativprodukt-Kategorie

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Allgemeine Beschreibung

Learn More at the Professor and Product Portal of Professor Bruce Lipshutz.
We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Greener Chemistry. This product TPGS-750-M is a lead surfactant for many transition metal-catalyzed cross-couplings and has been enhanced for catalytic efficiency. Find details here.

Anwendung

Second generation amphiphile which forms micelles upon dissolution in water allowing a variety of cross-coupling reactions to take place in water instead of organic solvent.

Included among the possible reactions are:
  • Olefin metathesis
  • Pd-catalyzed cross coupling reactions including Heck, Suzuki-Miyaura, Sonogashira and Buchwald-Hartwig reactions
  • C-H activation reactions

Second generation amphiphile for cross-coupling reactions in water

Sonstige Hinweise

Watch Professor Lipshutz talk about TPGS-750-M in this webinar:
From milligrams to kilograms: synthetic chemistry following nature′s lead

Ähnliches Produkt

Produkt-Nr.
Beschreibung
Preisangaben

Lagerklassenschlüssel

10 - Combustible liquids

WGK

WGK 3

Flammpunkt (°F)

Not applicable

Flammpunkt (°C)

Not applicable


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Analysenzertifikate (COA)

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Kunden haben sich ebenfalls angesehen

Slide 1 of 1

1 of 1

Artikel

Lipshutz and co-workers have recently developed a second generation technology to their original PTS-enabling surfactant based on the polyoxyethanyl-α-tocopheryl succinate derivative, TPGS-750-M.

Surfactants for efficient reactions in water as a green chemistry alternative.

A variety of palladium-catalyzed cross-coupling reactions can be run under room temperature conditions in water with TPGS- 750-M, using a variety of commercially available palladium complexes and ligands.

Protokolle

TPGS-750-M surfactant enables various reactions in water at room temperature, enhancing efficiency and versatility in synthesis.

Verwandter Inhalt

Designer surfactants enable diverse transformations like Suzuki-Miyaura, Olefin Metathesis, and 1,4-Addition to Enones in water by Prof. Bruce Lipshutz.

Questions

1–2 of 2 Questions  
  1. How is shipping temperature determined? And how is it related to the product storage temperature?

    1 answer
    1. Products may be shipped at a different temperature than the recommended long-term storage temperature. If the product quality is sensitive to short-term exposure to conditions other than the recommended long-term storage, it will be shipped on wet or dry-ice. If the product quality is NOT affected by short-term exposure to conditions other than the recommended long-term storage, it will be shipped at ambient temperature. As shipping routes are configured for minimum transit times, shipping at ambient temperature helps control shipping costs for our customers. For more information, please refer to the Storage and Transport Conditions document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/316/622/storage-transport-conditions-mk.pdf

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  2. How can I determine the shelf life / expiration / retest date of this product?

    1 answer
    1. If this product has an expiration or retest date, it will be shown on the Certificate of Analysis (COA, CofA). If there is no retest or expiration date listed on the product's COA, we do not have suitable stability data to determine a shelf life. For these products, the only date on the COA will be the release date; a retest, expiration, or use-by-date will not be displayed.
      For all products, we recommend handling per defined conditions as printed in our product literature and website product descriptions. We recommend that products should be routinely inspected by customers to ensure they perform as expected.
      For products without retest or expiration dates, our standard warranty of 1 year from the date of shipment is applicable.
      For more information, please refer to the Product Dating Information document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/449/386/product-dating-information-mk.pdf

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