CHEMICAL AND PHYSICAL PROPERTIES
| Physical Description | White hygroscopic solid; [ICSC] |
|---|---|
| Color/Form | Monoclinic, spear-shaped plates from absolute alcohol |
| Taste | Pleasant acid taste |
| Melting Point | 160.5 °C |
| Solubility | Soluble in ethanol |
| Vapor Pressure | 0.00162 [mmHg] |
| Stability/Shelf Life | STABLE |
| Decomposition | WHEN HEATED TO DECOMPOSITION IT EMITS TOXIC FUMES OF /ARSENIC/. |
| Corrosivity | Mildly corrosive |
| Dissociation Constants | pKa1= 4.1; pKa2= 9.02 |
| Other Experimental Properties | Strong dibasic acid. |
| Chemical Classes | Metals -> Arsenic Compounds, Organic |
COMPUTED DESCRIPTORS
| Molecular Weight | 139.970 g/mol |
|---|---|
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 0 |
| Exact Mass | 139.945464 g/mol |
| Monoisotopic Mass | 139.945464 g/mol |
| Topological Polar Surface Area | 57.5 Ų |
| Heavy Atom Count | 5 |
| Formal Charge | 0 |
| Complexity | 61.3 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| Covalently-Bonded Unit Count | 1 |
| Compound Is Canonicalized | Yes |
PRODUCT INTRODUCTION
description
Methylarsonic acid is a member of arsonic acids, a one-carbon compound and an organoarsonic acid. It is a conjugate acid of a methylarsonate(1-).