CHEMICAL AND PHYSICAL PROPERTIES
| Physical Description | Phosphorus sesquisulfide, free from yellow and white phosphorus appears as a yellow crystalline solid. Easily ignited by friction. Forms sulfur dioxide and phosphorus pentaoxide during combustion. Reacts with water to form phosphoric acid, a corrosive material. Used to make matches and in the manufacture of other chemicals. |
|---|---|
| Color/Form | Yellow-green orthogonal crystals |
| Boiling Point | 407.5 °C |
| Melting Point | 172.5 °C |
| Solubility | Solubility in benzene = 2.5 g/100g at 17 °C, 17 g/100g at 80 °C |
| Density | 2.03 at 20 °C/4 °C |
| Stability/Shelf Life | Stable in air. |
| Autoignition Temperature | 212 °F (100 °C) |
| Decomposition | When heated to decomposition it emits very toxic funes of /phosphorus oxides and sulfur oxides/. |
| Heat of Vaporization | 63.6 kJ/mol |
| Other Experimental Properties | Stable to air |
| Chemical Classes | Other Classes -> Sulfur Compounds |
COMPUTED DESCRIPTORS
| Molecular Weight | 220.1 g/mol |
|---|---|
| XLogP3 | 0.9 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 0 |
| Exact Mass | 219.81126151 g/mol |
| Monoisotopic Mass | 219.81126151 g/mol |
| Topological Polar Surface Area | 75.9 Ų |
| Heavy Atom Count | 7 |
| Formal Charge | 0 |
| Complexity | 94.3 |
| 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
Phosphorus sesquisulfide, free from yellow and white phosphorus appears as a yellow crystalline solid. Easily ignited by friction. Forms sulfur dioxide and phosphorus pentaoxide during combustion. Reacts with water to form phosphoric acid, a corrosive material. Used to make matches and in the manufacture of other chemicals.