Cookies disclaimer

I agree Our site saves small pieces of text information (cookies) on your device in order to deliver better content and for statistical purposes. You can disable the usage of cookies by changing the settings of your browser. By browsing our website without changing the browser settings you grant us permission to store that information on your device.

A16242 Calcium hydride, coarse powder, ca 92%

CAS Number
7789-78-8
Synonyms

Stock No. Size Price ($) Quantity Availability
A16242-18 50g 38.50
A16242-30 250g 154.00
A16242-0B 1000g 505.00
Add to Cart Add to Quote Request View Item

Calcium hydride, coarse powder, ca 92%

MDL
MFCD00010897
EINECS
232-189-2

Chemical Properties

Formula
CaH2
Formula Weight
42.10
Melting point
600° dec.
Density
1.900
Storage & Sensitivity
Ambient temperatures.
Solubility
Soluble in water and alcohol. Insoluble in benzene.

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.

Notes

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

Literature References

Efficient drying agent for aprotic, base-stable solvents, particularly useful for ethers and tertiary amines.

Has been used as a dehydrating agent in a synthesis of aldehyde enamines in high yield and purity: Synth. Commun., 24, 1541 (1994).

Liu, Y.; Wang, X.; Liu, H.; Dong, Z.; Li, S.; Ge, H.; Yan, M. Investigation on the improved hydrolysis of aluminum-calcium hydride-salt mixture elaborated by ball milling. Energy 2015, 84, 714-721.

Leich, V.; Spaniol, T. P.; Okuda, J. Formation of a Cationic Calcium Hydride Cluster with a “Naked” Triphenylsilyl Anion by Hydrogenolysis of Bis(triphenylsilyl)calcium. Inorg. Chem. 2015, 54 (10), 4927-4933.

GHS Hazard and Precautionary Statements

Hazard Statements: H260

In contact with water releases flammable gases which may ignite spontaneously.

Precautionary Statements: P223-P231+P232-P280a-P370+P378c-P402+P404-P501a

Keep away from any possible contact with water, because of violent reaction and possible flash fire. Handle under inert gas. Protect from moisture. Wear protective gloves and eye/face protection. In case of fire: Use for extinction: CO2, sand, extinguishing powder. Store in a dry place. Store in a closed container. Dispose of contents/container in accordance with local/regional/national/international regulations.

Other References

Merck
14,1672
Hazard Class
4.3
Packing Group
I
Harmonized Tariff Code
2850.00
TSCA
Yes

Recommended

Recently Viewed

Chemicals

Life Science

Metals & Materials

Catalysts

Analytical & Labware