CHEMICAL AND PHYSICAL PROPERTIES
| Physical Description | Soman is a colorless liquid, odorless to fruity. |
|---|---|
| Color/Form | Colorless liquid |
| Odor | Evolves odorless gas |
| Boiling Point | 198 °C |
| Melting Point | -42 °C |
| Solubility | In water, 2.1X10+4 mg/L at 20 °C |
| Density | 1.0222 g/mL at 25 °C |
| Vapor Density | 6.3 (Air = 1) |
| Vapor Pressure | 0.41 [mmHg] |
| LogP | log Kow = 1.78 |
| Decomposition | When heated to decomposition, can emit highly toxic fumes of /phosphorus oxides/. |
| Corrosivity | Corrodes steel at the rate of 1X10-5 inch/month |
| Odor Threshold | About 50% of 34 subjects (22 male and 12 female laboratory workers) detected the odor of soman in concentrations of 3.3-7.0 mg/cu m and described it as sweet, fruity or nutty. About 65% of the subjects had mild nasal and airway symptoms from the agent. |
| Relative Evaporation Rate | Evaporates at about one-fourth the rate of water |
| Kovats Retention Index | 1008 1013 1012 1016 1008.1 1012.9 1045 1012 1016 |
| Other Experimental Properties | Freezing point: -70 °C |
| Chemical Classes | Toxic Gases & Vapors -> Chemical Weapons |
COMPUTED DESCRIPTORS
| Molecular Weight | 182.17 g/mol |
|---|---|
| XLogP3 | 2.1 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 3 |
| Exact Mass | 182.08719491 g/mol |
| Monoisotopic Mass | 182.08719491 g/mol |
| Topological Polar Surface Area | 26.3 Ų |
| Heavy Atom Count | 11 |
| Formal Charge | 0 |
| Complexity | 174 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 2 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| Covalently-Bonded Unit Count | 1 |
| Compound Is Canonicalized | Yes |
PRODUCT INTRODUCTION
description
Soman is a colorless liquid, odorless to fruity.