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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 Weight:
74.092 g/mol
Names and Synonyms:
Calcium Hydroxide
Common Name
Milk of lime
Synonym
Innovox OH
Synonym
SL 90T
Synonym
350M
Synonym
JYH-S 01
Synonym
Edelhydrate CL 90S
Synonym
Rutaro
Synonym
Scallow S
Synonym
Okhotsk Calcium OH
Synonym
Okhotsk Calcium OH-I
Synonym
Okhotsk Calcium F 015
Synonym
Okhotsk Calcium F 2000
Synonym
Fluorox E
Synonym
CF 2000
Synonym
Tama Ace S
Synonym
CL 90S
Synonym
Sorbacal SPS
Synonym
Sorbacal SP
Synonym
Lime S
Synonym
Lime Type S
Synonym
NICC 5000
Synonym
Tamakalk-Spongiacal
Synonym
Calcium Hydroxide Plus Points
Synonym
Omix C
Synonym
HP-XL
Synonym
JIS-R 9001
Synonym
Ultradent-UltraCal XS
Synonym
Nekapur 2
Synonym
SA 149
Synonym
Kalic
Synonym
HA 20 (hydroxide)
Synonym
HA 20
Synonym
Nekablanc 0
Synonym
High Purity Calcium Hydroxide CH
Synonym
Vitacal H
Synonym
Calen
Synonym
BTTE
Synonym
Rhein CF 1
Synonym
Soprocal
Synonym
Yukijirushi Shosekkai
Synonym
Superia
Synonym
Ecolomaster
Synonym
Caldic 2000
Synonym
Calcicure
Synonym
TempCanal
Synonym
Microstar T
Synonym
Precal 54
Synonym
Cal-Z
Synonym
LoFloSorb
Synonym
Karutekku LT
Synonym
CLS-B
Synonym
TP 2B
Synonym
CH 2N
Synonym
Calbreed
Synonym
A-Rock
Synonym
Super Microstar
Synonym
Kentoku K 100
Synonym
Calbit
Synonym
Yukijirushisakanyo
Synonym
SA 074
Synonym
Rhenofit CF
Synonym
Lime hydrate
Synonym
NICC 3000
Synonym
Caldic 1000
Synonym
Hydralime
Synonym
Lime milk
Synonym
Calvit
Synonym
Limbux
Synonym
Slaked lime
Synonym
Biocalc
Synonym
Kalkhydrate
Synonym
Carboxide
Synonym
Calcium dihydroxide
Synonym
Hydrated lime
Synonym
Lime water
Synonym
Calcium hydroxide
Synonym
Calcium hydroxide (Ca(OH)2)
Synonym
Identifiers:
SMILES:
[Ca+2].[OH-].[OH-]
InChI:
InChI=1S/Ca.2H2O/h;2*1H2/q+2;;/p-2
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
Molecular
| Property | Value | Source |
|---|---|---|
| Molecular Weight | 74.092 g/mol | RDKit |
Exact
| Property | Value | Source |
|---|---|---|
| Exact Molecular Weight | 73.968070284 g/mol | RDKit |
Heavy
| Property | Value | Source |
|---|---|---|
| Heavy Atom Count | 3 count | RDKit |
Hydrogen
| Property | Value | Source |
|---|---|---|
| Hydrogen Bond Acceptors | 2 count | RDKit |
| Hydrogen Bond Donors | 0 count | RDKit |
Rotatable
| Property | Value | Source |
|---|---|---|
| Rotatable Bonds | 0 count | RDKit |
Aromatic
| Property | Value | Source |
|---|---|---|
| Aromatic Ring Count | 0 count | RDKit |
Topological
| Property | Value | Source |
|---|---|---|
| Topological Polar Surface Area | 60.0 Ų | RDKit |
Physical Properties
| Property | Value | Source |
|---|---|---|
| LogP | -0.7343999999999999 | RDKit |
| molecular_mass | 74.09 g/mol | Legacy Database |
| density | 2.24 g/cm³ | Legacy Database |
| wikipedia_url | https://en.wikipedia.org/wiki/Calcium_hydroxide None | Legacy Database |
| cas-canonical-smile | O[Ca]O None | Legacy Database |
| cas-density | 2.24 g/cm3 None | Legacy Database |
| cas-inchi | InChI=1S/Ca.2H2O/h;2*1H2/q+2;;/p-2 None | Legacy Database |
| cas-inchi-key | InChIKey=AXCZMVOFGPJBDE-UHFFFAOYSA-L None | Legacy Database |
| cas-melting-point | 580 °C (decomp) None | Legacy Database |
| cas-name | Calcium hydroxide None | Legacy Database |
| wikipedia-name | Calcium hydroxide None | Legacy Database |
Molar
| Property | Value | Source |
|---|---|---|
| Molar Refractivity | 9.6256 | RDKit |