Calcium oxide
Properties
- Molecular formula
- CaO
- Molar mass
- 56.08 g/mol
- Exact mass
- 55.9575 Da
- Density
- 3.3–3.4 g/mL
- Melting point
- 2572 °C
- Boiling point
- 2850 °C
- Water solubility
- soluble
- logP
- -0.50Crippen estimate
- Polar surface area
- 28.5 Ų
- H-bond donors / acceptors
- 0 / 0
- Rotatable bonds
- 0
Hazards
Danger
- H302 Harmful if swallowed18.2% of notifiers
- H314 Causes severe skin burns and eye damage25.8% of notifiers
- H315 Causes skin irritation63.8% of notifiers
- H318 Causes serious eye damage92.8% of notifiers
- H335 May cause respiratory irritation63% of notifiers
Aggregated from 2,552 ECHA notifications, via PubChem; a share says how many notifiers assign that statement.
Precautionary statements
P260, P261, P264, P264+P265, P270, P271, P280, P301+P317, P301+P330+P331, P302+P352, P302+P361+P354, P304+P340, P305+P354+P338, P316, P317, P319, P321, P330, P332+P317, P362+P364, P363, P403+P233, P405, P501
Identifiers
CAS number
1305-78-8SMILES
O=[Ca]InChIKey
ODINCKMPIJJUCX-UHFFFAOYSA-NInChI
InChI=1S/Ca.OWeigh it out
Type any one amount. The others follow from the molar mass and density.
Names and synonyms
76 names · show all
- Calcium oxide (CaO)
- Calx
- Calcium monoxide
- Caloxol W 3
- Calcia
- Calxyl
- Rhenosorb C
- Rhenosorb F
- Desical P
- Caloxol CP 2
- Burnt lime
- Calcia (CaO)
- Airlock
- Quicklime (CaO)
- CML 31
- Bell CML(E)
- CML 21
- CML 35
- Vesta PP
- QC-X
- Bell CML(P)
- Caloxal CPA
- CSQ
- CML 35S
- E 529
- FCA 8A
- F Raimu 1300D
- F Raimu 900K
- Nanotek CaO
- Mikuronraimu
- NanoActive CaO
- NanoActive CaO Plus
- Calciogreen
- Caltrac
- KSX
- Rhenogran CaO 80
- Bell CML 41
- Chelan
- Power-ca
- Moisutoppu 10
- Borumikku
- Vesta 20
- NanoActive calcium oxide
- Shell lime HTO
- Fishcal
- CAC 20209A
- Rhenofit F
- Moisutoppu 20
- Rhenofit C
- Stomilex
- Vesta QCX
- CA 602
- OM 1
- OM 1 (pigment)
- Polycal OFT 15
- DryPaste S 1
- Hyper expan M
- Nekafin 2
- Polycal O 5325
- Polycal OS 325
- Caloxol CP 2HU
- CaO
- CL 90Q90
- CaO WFK Super 40
- CaO 80
- UPC-B 01
- JYQ-S 02
- F Raimu 1300K
- TK 107
- Rapidquell quicklime CL 90Q
- Vesta 18
- WKF 40
- HAL-G
- Seisekkai J 1P
- Kezadol PCI
- HAL-J
Safety data sheets
One stored sheet lists this compound in section 3, matched by the CAS number 1305-78-8. Each row opens the sheet with its composition and PDF.
Work with Calcium oxide
Predict the NMR spectrum1H and 13C shifts with multiplicities
Make a solutionWhat to weigh for any molarity and volume
Check drug-likenessLipinski, Veber and lead-likeness
Boiling point under vacuumAt any pressure, from its normal boiling point
Isotope patternExact mass and the mass spectrum pattern
Similar compounds
Tanimoto similarity of circular fingerprints over the whole catalogue. All similar compounds