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Merck

214698

Sigma-Aldrich

Pyridinium dichromate

98%

Sinónimos:

PDC

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100 G
US$ 114,00
500 G
US$ 185,00

US$ 114,00

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100 G
US$ 114,00
500 G
US$ 185,00

About This Item

Fórmula empírica (notación de Hill):
C10H10N2 · H2Cr2O7
Número de CAS:
Peso molecular:
376.20
Número CE:
Número MDL:
Código UNSPSC:
12352005
ID de la sustancia en PubChem:
NACRES:
NA.22

US$ 114,00

PRECIOS SIN IMPUESTOS NACIONALES

Check Cart for Availability

Solicitar un pedido a granel

Nivel de calidad

Ensayo

98%

Formulario

solid

idoneidad de la reacción

reagent type: oxidant

mp

152-153 °C (lit.)

cadena SMILES

c1ccncc1.c2ccncc2.O[Cr](=O)(=O)O[Cr](O)(=O)=O

InChI

1S/2C5H5N.2Cr.2H2O.5O/c2*1-2-4-6-5-3-1;;;;;;;;;/h2*1-5H;;;2*1H2;;;;;/q;;2*+1;;;;;;;/p-2

Clave InChI

RCBVKBFIWMOMHF-UHFFFAOYSA-L

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Descripción general

Pyridinium dichromate is a pyridinium salt and strong oxidizing agent to convert primary alcohols and secondary alcohols to aldehydes and ketones respectively.[1]

Aplicación

Oxidizing agent for conversion of primary alcohols to aldehydes and ketones,[2] acetals to esters,[3] and didehydroketones to enones[4] in the presence of tert-butyl hydroperoxide (cat. no. 213128).

Palabra de señalización

Danger

Frases de peligro

Clasificaciones de peligro

Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1B Inhalation - Eye Dam. 1 - Flam. Sol. 1 - Skin Corr. 1B - Skin Sens. 1

Código de clase de almacenamiento

4.1A - Other explosive hazardous materials

Clase de riesgo para el agua (WGK)

WGK 3

Punto de inflamabilidad (°F)

Not applicable

Punto de inflamabilidad (°C)

Not applicable

Equipo de protección personal

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges


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J. Mol. Catal. A: Chem., 250, 70-70 (2006)
Yihui Zhou et al.
Environmental pollution (Barking, Essex : 1987), 219, 932-938 (2016-10-07)
In this study, polybrominated diphenyl ethers (PBDEs) and methoxylated polybrominated diphenyl ethers (MeO-PBDEs) were analyzed in eleven freshwater fish species from Dianshan Lake, Shanghai, China. The highest concentrations of PBDEs and MeO-PBDEs were found in snakehead, with mean values of
K M Halkes et al.
Carbohydrate research, 309(2), 161-174 (1998-09-19)
To contribute to the possibilities to study the ability of oligosaccharide fragments of hyaluronic acid to induce angiogenesis, several hyaluronic-acid-related oligosaccharides and their 6-O-sulfated analogues were synthesised as their 4-methoxyphenyl glycosides having 2-acetamido-2-deoxy-D-glucopyranose at the reducing end. In all syntheses
Dympna Leonard et al.
Nutrition & dietetics: the journal of the Dietitians Association of Australia, 75(5), 457-467 (2018-12-12)
Anaemia during pregnancy is common worldwide. In Australia between 7.1% and 11% of mothers have been reported to have anaemia in pregnancy. Higher rates are reported for Aboriginal and Torres Strait Islander women (Townsville: 34.2%, remote Northern Territory: 50%). The
The Journal of Organic Chemistry, 57, 5013-5013 (1992)

Artículos

Oxidation and reduction reactions are some of the most common transformations encountered in organic synthesis, and are some of the organic chemist’s most powerful tools for creating novel products. Below is a list of the most commonly used oxidizing and reducing agents currently available in our catalog.

Questions

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  1. 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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  2. 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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