calcium dihydride

• ChemBase ID: 105702
• Molecular Formular: Ca++
• Molecular Mass: 40.078
• Monoisotopic Mass: 39.96259098
• SMILES: [Ca+2]
• Canonical SMILES: [Ca+2]
• InChI: InChI=1S/Ca/q+2
• InChIKey: BHPQYMZQTOCNFJ-UHFFFAOYSA-N

NAMES AND DATABASE IDS

Names

• IUPAC name: calcium dihydride
• IUPAC Traditional name: calcium dihydride; calcium(2+) dihydride
• Synonyms: Calcium(II) hydride; Calcium hydride, coarse powder; Calcium Dihydride; CALCIUM HYDRIDE; 氢化钙,粗粉末

Database IDs

• CAS Number: 7789-78-8
• EC Number: 232-189-2
• MDL Number: MFCD00010897
• Merck Index: 141672
• PubChem SID: 162092571
• PubChem CID: 105052; 3033859
• Chemspider ID: 94784
• Wikipedia Title: Calcium_hydride

CALCULATED PROPERTIES

• H Acceptors: 0
• H Donor: 0
• LogD (pH = 5.5): 0.0
• LogD (pH = 7.4): 0.0
• Log P: -0.326
• Polarizability: 0.394384 Å^3
• Polar Surface Area: 0.0 Å^2
• Rotatable Bonds: 0
• Lipinski's Rule of Five: false
• Molar Refractivity: 0.0 cm^3

PROPERTIES

Physical Property

• Solubility: reacts in alcohol; reacts violently in water
• Apperance: gray powder (white when pure)
• Melting Point: 600°C dec.; 816 °C
• Density: 1.70 g/cm^3, solid; 1.9 g/ml; 1.900

Safety Information

• Storage Condition: Room Temperature (15-30°C), Desiccate
• Storage Warning: Moisture Sensitive
• European Hazard Symbols: Flammable (F)
• UN Number: 1404; UN1404
• Hazard Class: 4.3
• Packing Group: I
• Risk Statements: 15; R:15; R15
• Safety Statements: 7/8-24/25-43; S:24/25-7/8; S2, S7/8, S24/25, S43
• EU Classification: W2
• EU Hazard Identification Number: 4.3
• Emergency Response Guidebook(ERG) Number: 138
• TSCA Listed: 是
• EU Index: 001-004-00-5
• GHS Pictograms: GHS02; : Water-react. 1
• GHS Signal Word: DANGER
• GHS Hazard statements: 260; H260
• GHS Precautionary statements: P231+P232-P280-P233-P370+P378A-P402+P404-P501A

Product Information

• Purity: ~95%; ca 92%

DETAILS

MP Biomedicals - 05203951

MP Biomedicals Rare Chemical collection

MP Biomedicals - 02193797

Purity: ~95%
-4 to 40 mesh
Useful for automated synthesis.

REFERENCES

• Has been used as a dehydrating agent in a synthesis of aldehyde enamines in high yield and purity: Synth. Commun., 24, 1541 (1994).
• Efficient drying agent for aprotic, base-stable solvents, particularly useful for ethers and tertiary amines.