Accéder au contenu
Merck

221678

Nickel de Raney®

W.R. Grace and Co. Raney® 2800, slurry, in H2O, active catalyst

Synonyme(s) :

Nickel spongieux

Se connecter pour consulter les tarifs organisationnels et contractuels.

Sélectionner une taille de conditionnement

A propos de cet article

Formule linéaire :
AlNi
Numéro CAS:
7440-02-0
NACRES:
NA.22
PubChem Substance ID:
24853256
UNSPSC Code:
12161600
MDL number:
MFCD00167392

Principaux documents

Voir toute la documentation
Service technique
Besoin d'aide ? Notre équipe de scientifiques expérimentés est là pour vous.
Laissez-nous vous aider
Service technique
Besoin d'aide ? Notre équipe de scientifiques expérimentés est là pour vous.
Laissez-nous vous aider

InChI

1S/Al.Ni

SMILES string

[Al].[Ni]

InChI key

NPXOKRUENSOPAO-UHFFFAOYSA-N

form

slurry

composition

Ni, ≥89%

reaction suitability

core: nickel, reagent type: catalyst

manufacturer/tradename

W.R. Grace and Co. Raney® 2800

concentration

in H2O

impurities

6-9% Al

particle size

20-60 μm

pH

8.5-12.0

Quality Level

200

Vous recherchez des produits similaires ? Visite Guide de comparaison des produits

Catégories apparentées

Application

Suitable as a hydrogenation catalyst for aromatic, olefin, nitrile and nitro group reductions.
Used as reducing agent for hydrogenation of organic compounds, e.g. hydrogenation of nitriles to amines, reduction of aromatic groups to the corresponding saturated compounds, hydrogenation reaction of β-keto esters, rreduction of amination, and also used as 3-alkylation of oxindole with alcohol, and Ullman-type cross coupling, and dehalogenation reactions.

Legal Information

Raney is a registered trademark of W.R. Grace & Co.-Conn.

signalword

Danger

Hazard Classifications

Carc. 2 - Pyr. Liq. 1 - Skin Sens. 1 - STOT RE 1

Classe de stockage

4.2 - Pyrophoric and self-heating hazardous materials

wgk

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

Faites votre choix parmi les versions les plus récentes :

Certificats d'analyse (COA)

Lot/Batch Number
MKCX5944
STBH2524
SDBB1124
STBL4161
MKCT4452

Vous ne trouvez pas la bonne version ?

Si vous avez besoin d'une version particulière, vous pouvez rechercher un certificat spécifique par le numéro de lot.

Rechercher un(e) COA

Déjà en possession de ce produit ?

Retrouvez la documentation relative aux produits que vous avez récemment achetés dans la Bibliothèque de documents.

Consulter la Bibliothèque de documents

  1. Which document(s) contains shelf-life or expiration date information for a given product?

    If available for a given product, the recommended re-test date or the expiration date can be found on the Certificate of Analysis.

  2. How do I get lot-specific information or a Certificate of Analysis?

    The lot specific COA document can be found by entering the lot number above under the "Documents" section.

  3. How do I find price and availability?

    There are several ways to find pricing and availability for our products. Once you log onto our website, you will find the price and availability displayed on the product detail page. You can contact any of our Customer Sales and Service offices to receive a quote.  USA customers:  1-800-325-3010 or view local office numbers.

  4. How much water is present in Product 221678, Raney®-Nickel - W.R. Grace and Co. Raney®2800, slurry?

    This product contains approximately 50% water. The exact amount is not determined by Sigma-Aldrich nor our supplier.

  5. What is the surface area of Product 221678, Raney®-Nickel - W.R. Grace and Co. Raney®2800, slurry?

    The surface area is expected to be about 80-100 m2/g.

  6. What is the W classification of Product 221678, Raney®-Nickel - W.R. Grace and Co. Raney®2800, slurry?

    The numbers W1 through W8 were various activation treatments as part of a study conducted by Dr. Atkins at the University of Wisconsin. The publications date from 1932 to 1955. Although the commercial products of today are not processed as shown in the study, the Raney® nickels that we carry most closely match the 'W-2' form because they are all activated and stored in water.

  7. What is the Department of Transportation shipping information for this product?

    Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product. 

  8. My question is not addressed here, how can I contact Technical Service for assistance?

    Ask a Scientist here.

Michał Sarul et al.
Advances in clinical and experimental medicine : official organ Wroclaw Medical University, 22(2), 253-260 (2013-05-28)
Cognizance of the mechanical properties of nickel-titanium archwires is necessary for the management of orthodontic therapy with fixed appliances. Acting on the periodontium with forces that are too heavy may lead to such complications as: pain, tooth root resorption and
A J Feilzer et al.
Nederlands tijdschrift voor tandheelkunde, 120(6), 335-341 (2013-07-19)
Orally applied metal alloys can cause undesirable physical effects. A distinction needs to be made in this respect between local and systemic reactions and toxic and immunological reactions. A case is presented which illustrates this problem. In this case, the
Fariborz Amini et al.
International journal of orthodontics (Milwaukee, Wis.), 24(1), 43-44 (2013-06-05)
In this report, we present an uncomplicated approach to overcome lingual rolling of mandibular molars during orthodontic treatment, by using rectangular NiTi arch wire in twist fashion through the molar tube. The sequential steps of the twist manoeuvre on a
Palatally anchored maxillary molar mesialization using the mesialslider.
Benedict Wilmes et al.
Journal of clinical orthodontics : JCO, 47(3), 172-179 (2013-05-11)
The shaping movement: fifth-generation technology.
Clifford J Ruddle et al.
Dentistry today, 32(4), 94-94 (2013-05-11)
Afficher tous les articles scientifiques apparentés

Notre équipe de scientifiques dispose d'une expérience dans tous les secteurs de la recherche, notamment en sciences de la vie, science des matériaux, synthèse chimique, chromatographie, analyse et dans de nombreux autres domaines..

Contacter notre Service technique