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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
Wichtige Dokumente
221775
Kupfer(II)-bromid
99%
Synonym(e):
brominating agent, Cupric bromide
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About This Item
Empfohlene Produkte
Qualitätsniveau
Assay
99%
Form
solid
Eignung der Reaktion
core: copper
reagent type: catalyst
mp (Schmelzpunkt)
498 °C (lit.)
Dichte
4.77 g/mL at 25 °C (lit.)
SMILES String
Br[Cu]Br
InChI
1S/2BrH.Cu/h2*1H;/q;;+2/p-2
InChIKey
QTMDXZNDVAMKGV-UHFFFAOYSA-L
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Allgemeine Beschreibung
Anwendung
- catalyst in cross coupling reactions.
- co-catalyst in Sonogashira coupling.
- Lewis acid in enantioselective addition of alkynes.
- reducing agent, when complexed by three molecules of pyridine initiators for the controlled polymerization of styrene, methyl acrylate and methyl methacrylate.
Reductive homocoupling of α-bromo- α- chlorocarboxylates to dimethyl α, α′ dichlorosuccinate derivatives in presence of CuBr/LiOCH3 in methanol has been reported.[1]
Ähnliches Produkt
Signalwort
Danger
H-Sätze
Gefahreneinstufungen
Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1 - Skin Corr. 1B
Lagerklassenschlüssel
8A - Combustible corrosive hazardous materials
WGK
WGK 3
Persönliche Schutzausrüstung
Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges
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ARGET ATRP procedure facilitates PMMA polymer brush growth with surface cleaning and initiator monolayer deposition.
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How is shipping temperature determined? And how is it related to the product storage temperature?
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How can I determine the shelf life / expiration / retest date of this product?
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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.pdfHilfreich?
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