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Calcium Hydroxide
CAS: 1305-62-0 | H2CaO2
2D Structure
3D Structure
Loading 3D structure...
Basic Information
CAS Registry Number:
1305-62-0
Molecular Formula:
H2CaO2
Molecular Mass:
74.09 g/mol
Names and Synonyms:
Calcium Hydroxide
Calcium hydroxide (Ca(OH)2)
Calcium hydroxide
Lime water
Hydrated lime
Milk of lime
Calcium dihydroxide
Carboxide
Kalkhydrate
Biocalc
Slaked lime
Limbux
Calvit
Lime milk
Hydralime
Caldic 1000
NICC 3000
Lime hydrate
Rhenofit CF
SA 074
Yukijirushisakanyo
Calbit
Kentoku K 100
Super Microstar
A-Rock
Calbreed
CH 2N
TP 2B
CLS-B
Karutekku LT
LoFloSorb
Cal-Z
Precal 54
Microstar T
TempCanal
Calcicure
Caldic 2000
Ecolomaster
Superia
Yukijirushi Shosekkai
Soprocal
Rhein CF 1
BTTE
Calen
Vitacal H
High Purity Calcium Hydroxide CH
Nekablanc 0
HA 20
HA 20 (hydroxide)
Kalic
SA 149
Nekapur 2
Ultradent-UltraCal XS
JIS-R 9001
HP-XL
Omix C
Calcium Hydroxide Plus Points
Tamakalk-Spongiacal
NICC 5000
Lime Type S
Lime S
Sorbacal SP
Sorbacal SPS
CL 90S
Tama Ace S
CF 2000
Fluorox E
Okhotsk Calcium F 2000
Okhotsk Calcium F 015
Okhotsk Calcium OH-I
Okhotsk Calcium OH
Scallow S
Rutaro
Edelhydrate CL 90S
JYH-S 01
350M
SL 90T
Innovox OH
Identifiers:
SMILES:
[Ca+2].[OH-].[OH-]
InChI:
InChI=1S/Ca.2H2O/h;2*1H2/q+2;;/p-2
Key Properties
Melting Point
580 °C (decomp)
CAS Common Chemistry
Density
2.24 g/cm³
CAS Common Chemistry
Spectral Data
NMR, IR, and Mass spectral data
1H NMR
13C NMR
Predicting NMR spectra...
10 ppm
9
8
7
6
5
4
3
2
1
0 ppm
| Shift (ppm) | Multiplicity | Integration | Assignment |
|---|
200 ppm
180
160
140
120
100
80
60
40
20
0 ppm
| Shift (ppm) | DEPT | Assignment |
|---|
Note: These NMR spectra are predicted computationally and may differ from experimental data. Predictions are based on chemical environment analysis.
All Properties
Comprehensive physical and chemical properties
| Property | Value | Source |
|---|---|---|
| Molecular Mass | 74.09 g/mol | CAS Common Chemistry |
| 74.092 g/mol | RDKit | |
| 73.968070284 g/mol | RDKit | |
| Density | 2.24 g/cm³ | CAS Common Chemistry |
| 2.24 g/cm3 | CAS Common Chemistry | |
| Wikipedia Url | https://en.wikipedia.org/wiki/Calcium_hydroxide | CAS Common Chemistry |
| Canonical SMILES | O[Ca]O | CAS Common Chemistry |
| InChI | InChI=1S/Ca.2H2O/h;2*1H2/q+2;;/p-2 | CAS Common Chemistry |
| InChI Key | InChIKey=AXCZMVOFGPJBDE-UHFFFAOYSA-L | CAS Common Chemistry |
| Melting Point | 580 °C (decomp) | CAS Common Chemistry |
| Name | Calcium hydroxide | CAS Common Chemistry |
| Heavy Atom Count | 3 | RDKit |
| Hydrogen Bond Acceptors | 2 | RDKit |
| Hydrogen Bond Donors | 0 | RDKit |
| Rotatable Bonds | 0 | RDKit |
| Aromatic Ring Count | 0 | RDKit |
| Topological Polar Surface Area | 60.0 Ų | RDKit |
| LogP | -0.7343999999999999 | RDKit |
| Molar Refractivity | 9.6256 | RDKit |
