Ammonium oxalate monohydrate
ALDRICH/379743 - ≥99.99% trace metals basis
Synonym: Oxalic acid diammonium salt
CAS Number: 6009-70-7
Empirical Formula (Hill Notation): C2H8N2O4 · H2O
Molecular Weight: 142.11
EC Number: 238-135-4
MDL Number: MFCD00149694
Linear Formula: (NH4)2C2O4 · H2O
Product Type: Chemical
| assay | ≥99.99% trace metals basis |
| form | powder |
| impurities | ≤100.0 ppm Trace Metal Analysis |
| InChI | 1S/C2H2O4.2H3N.H2O/c3-1(4 |
| InChI key | MSMNVXKYCPHLLN-UHFFFAOYSA |
| mp | 133 °C (dec.) (lit.) |
| Quality Level | 100 ![]() |
| SMILES string | OC(C(O)=O)=O.N.O.N |
| Application: | • Solubility of the Sodium and Ammonium Salts of Oxalic Acid in Water with Ammonium Sulfate.: This study investigates the solubility properties of ammonium oxalate monohydrate in combination with ammonium sulfate, providing insights useful for various chemical synthesis applications (Buttke et al., 2016 ![]() • Isolation and Identification of the Coal-Solubilizing Agent Produced by Trametes versicolor.: This research identifies ammonium oxalate monohydrate as a key agent in coal solubilization processes, highlighting its potential in industrial and environmental chemistry (Cohen et al., 1990 ![]() |
| Other Notes: | Hydration may vary slightly |
| Packaging: | 5, 25 g in poly bottle |
| Symbol | GHS07 |
| Signal word | Warning |
| Hazard statements | H302 + H312 - H319 |
| Precautionary statements | P264 - P270 - P280 - P301 + P312 - P302 + P352 + P312 - P305 + P351 + P338 |
| Hazard Codes | Xn |
| Risk Statements | 21/22 |
| Safety Statements | 24/25 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 1 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Purity | ≥99.99% trace metals basis |
| mp | 133 °C (dec.) (lit.) |
| UNSPSC | 12352302 |


