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Ammonium Chromate
CAS: 7788-98-9 | H8CrN2O4
2D Structure
3D Structure
Loading 3D structure...
Basic Information
CAS Registry Number:
7788-98-9
Molecular Formula:
H8CrN2O4
Molecular Weight:
152.06999999999996 g/mol
Names and Synonyms:
Ammonium Chromate
Diammonium chromate ((NH4)2CrO4)
Chromic acid ammonium salt
Diammonium chromate
Ammonium chromate ((NH4)2CrO4)
Neutral ammonium chromate
Ammonium chromate
Ammonium chromate(VI)
Chromic acid (H2CrO4), diammonium salt
Chromic acid (H2CrO4), ammonium salt (1:2)
Identifiers:
SMILES:
N.N.[Cr+2].[OH-].[OH-].[O].[O]
InChI:
InChI=1S/Cr.2H3N.2H2O.2O/h;2*1H3;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
| Category | Property | Value | Source |
|---|---|---|---|
| Physical Properties | molecular_mass | 152.07 g/mol | Legacy Database |
| density | 1.87 g/cm³ | Legacy Database | |
| wikipedia_url | https://en.wikipedia.org/wiki/Ammonium_chromate | Legacy Database | |
| cas-canonical-smile | O=[Cr](=O)(O)O.N | Legacy Database | |
| cas-density | 1.866 g/cm3 | Legacy Database | |
| cas-inchi | InChI=1S/Cr.2H3N.2H2O.2O/h;2*1H3;2*1H2;;/q+2;;;;;;/p-2 | Legacy Database | |
| cas-inchi-key | InChIKey=FEIXNIOTSKFSAZ-UHFFFAOYSA-L | Legacy Database | |
| cas-melting-point | 185 °C (decomp) | Legacy Database | |
| cas-name | Ammonium chromate ((NH4)2CrO4) | Legacy Database | |
| wikipedia-name | Ammonium chromate | Legacy Database | |
| LogP | -0.26970000000000033 | RDKit | |
| Molecular | Molecular Weight | 152.06999999999996 g/mol | RDKit |
| Exact | Exact Molecular Weight | 151.988914236 g/mol | RDKit |
| Heavy | Heavy Atom Count | 7 count | RDKit |
| Hydrogen | Hydrogen Bond Acceptors | 4 count | RDKit |
| Hydrogen Bond Donors | 2 count | RDKit | |
| Rotatable | Rotatable Bonds | 0 count | RDKit |
| Aromatic | Aromatic Ring Count | 0 count | RDKit |
| Topological | Topological Polar Surface Area | 187.0 Ų | RDKit |
| Molar | Molar Refractivity | 15.2888 | RDKit |
