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  7. Calcium hydride, coarse powder, ca 92%

Calcium hydride, coarse powder, ca 92%

Product Code. 11451980
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Product Code. 11451980 Supplier Thermo Scientific Alfa Aesar Supplier No. A16242.30
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    2421.65 NOK / 250g
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Beskrivelse

CAS: 7789-78-8 | CaH2

Calcium hydride is used as an efficient drying agent for aprotic base-stable solvents like ethers and tertiary amines. It is a useful dehydrating agent in a synthesis of aldehyde enamines in high yield and purity.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
Calcium chloride is used as an efficient drying agent for aprotic base-stable solvents like ethers and tertiary amines. It is a useful dehydrating agent in a synthesis of aldehyde enamines in high yield and purity.

Solubility
Soluble in water and alcohol. Insoluble in benzene.

Notes
Moisture sensitive. Reacts with water vigorously and liberates hydrogen gas. Incompatible with strong oxidizing agents, strong acids, halogens, water and alcohols.
TRUSTED_SUSTAINABILITY

Kemiske identifikatorer

CAS 7789-78-8
Molecular Formula CaH2
Molecular Weight (g/mol) 42.09
MDL Number MFCD00010897
InChI Key FAQLAUHZSGTTLN-UHFFFAOYSA-N
IUPAC Name calcium dihydride
SMILES [CaH2]

Tekniske data

Melting Point 600°C (decomposition)
Physical Form Coarse Powder
Quantity 250 g
UN Number UN1404
Merck Index 14,1672
Solubility Information Soluble in water and alcohol. Insoluble in benzene.
Formula Weight 42.1
Percent Purity ∼92%
Odor Odorless
Density 1.9
Chemical Name or Material Calcium hydride
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Sikkerhed og håndtering

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Produktidentifikator
  • Calcium hydride, coarse powder
 Signalord
  • Danger
 Farekategori
  • Serious eye damage/eye irritation Category 2
  • Skin corrosion/irritation Category 2
  • Substance which, in contact with water, emits flammable gases Category 1
 Faresætning
  • H260-In contact with water releases flammable gases which may ignite spontaneously.
  • H315-Causes skin irritation.
  • H319-Causes serious eye irritation.
  • EUH014-Reacts violently with water.
 Sikkerhedssætning
  • P231+P232-Handle under inert gas. Protect from moisture.
  • P280-Wear protective gloves/protective clothing/eye protection/face protection.
  • P302+P352-IF ON SKIN: Wash with plenty of water/soap.
  • P332+P313-If skin irritation occurs: Get medical advice/attention.
  • P337+P313-If eye irritation persists: Get medical advice/attention.
 Supplerende oplysninger
  • MIXTURE LIST-Contain: Calcium hydride
SDS

RUO – Research Use Only

Produkttitel
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