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Molecule
Disodium Methyl Arsonate
CAS: 144-21-8 · CH5AsNa2O3
2D Structure
3D Structure
Loading 3D structure...
Basic Information
- CAS Registry Number
- 144-21-8
- Molecular Formula
- CH5AsNa2O3
- Molecular Mass
- 185.95 g/mol
Identifiers
CAS Registry Number
144-21-8
SMILES
C[As](=O)(O)O.[Na].[Na]
InChI Key
HVPPQQDINIDJSS-UHFFFAOYSA-N
InChI
InChI=1S/CH5AsO3.2Na/c1-2(3,4)5;;/h1H3,(H2,3,4,5);;
Names and Synonyms
- Disodium Methyl Arsonate Common Name
- Arsonic acid, methyl-, disodium salt Synonym
- Methanearsonic acid, disodium salt Synonym
- DMA 100 Synonym
- Arrhenal Synonym
- Arsinyl Synonym
- Arsynal Synonym
- Cacodyl New Synonym
- Ansar 184 Synonym
- Cralo-E-rad Synonym
- Disodium methanearsonate Synonym
- Disodium methylarsonate Synonym
- Disomear Synonym
- DMA Synonym
- DSMA Synonym
- Methar Synonym
- Somar Synonym
- Sodar Synonym
- Stenosine Synonym
- Tonarsin Synonym
- Diarsen Synonym
- Tonarsan Synonym
- Metharsan Synonym
- Metharsinat Synonym
- Neo-Asycodile Synonym
- Ansar 8100 Synonym
- Disodium methylarsenate(2-) Synonym
- Arifen Synonym
- Arsenil Synonym
All Properties
Comprehensive physical and chemical properties
| Property | Value | Source |
|---|---|---|
| Molecular Mass | 185.95 g/mol | CAS Common Chemistry |
| 185.95000000000002 g/mol | RDKit | |
| 187.966 g/mol | chempirical lib | |
| Density | 1.04 g/cm³ | CAS Common Chemistry |
| 1.04 g/cm3 | CAS Common Chemistry | |
| Wikipedia Url | https://en.wikipedia.org/wiki/Disodium_methyl_arsonate | CAS Common Chemistry |
| Canonical SMILES | [Na].O=[As](O)(O)C | CAS Common Chemistry |
| InChI | InChI=1S/CH5AsO3.2Na/c1-2(3,4)5;;/h1H3,(H2,3,4,5);; | CAS Common Chemistry |
| InChI Key | InChIKey=HVPPQQDINIDJSS-UHFFFAOYSA-N | CAS Common Chemistry |
| Melting Point | >355 °C | CAS Common Chemistry |
| Name | Disodium methylarsonate | CAS Common Chemistry |
| Heavy Atom Count | 7 | RDKit |
| Hydrogen Bond Acceptors | 1 | RDKit |
| Hydrogen Bond Donors | 2 | RDKit |
| Rotatable Bonds | 0 | RDKit |
| Aromatic Ring Count | 0 | RDKit |
| Topological Polar Surface Area | 57.53 Ų | RDKit |
| LogP | -1.7914000000000003 | RDKit |
| -1.7914 | RDKit | |
| Molar Refractivity | 28.250099999999993 cm³/mol | RDKit |
| Ring Count | 0 | RDKit |
| Formal Charge | 0 | RDKit |
| Fraction Csp3 | 1.0 | RDKit |
| Exact Mass | 185.92500407999998 g/mol | RDKit |
Spectral Data
NMR, IR, and Mass spectral data
Predicting NMR spectra...
10 ppm
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1
0 ppm
| Shift (ppm) | Multiplicity | Integration | Assignment |
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200 ppm
180
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100
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20
0 ppm
| Shift (ppm) | DEPT | Assignment |
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Note: These NMR spectra are predicted computationally and may differ from experimental data. Predictions are based on chemical environment analysis.
External Resources
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MW = 185.95 g/mol; density = 1.040 g/mL. Edit any field — others recompute live.
