CHEMICAL AND PHYSICAL PROPERTIES
| Physical Description | White odorless solid; [Merck Index] Colorless odorless solid; [HSDB] |
|---|---|
| Color/Form | Colorless crystals |
| Odor | Odorless |
| Melting Point | 111-112 °C |
| Solubility | In organic solvents (g/l @ 20 °C): acetone 460, ethanol 57, hexane 10, benzene 110, xylene 390, cyclohexane 320, n-octanol 63. |
| Density | 1.2 @ 20 °C |
| Vapor Pressure | 0.00000118 [mmHg] |
| LogP | log Kow = 6.37 @ 23 °C, distilled water |
| Stability/Shelf Life | Stable at 50 °C for 90 days; at pH 4, pH 7, & pH 9, in organic solvents; unstable to light. |
| Kovats Retention Index | 2652.1 2621.5 |
| Chemical Classes | Pesticides -> Other Insecticides |
SAFETY INFORMATION
| Signal word | Danger |
|---|---|
| Pictogram(s) |
 Skull and Crossbones Acute Toxicity GHS06  Environment GHS09 |
| GHS Hazard Statements |
H410:Hazardous to the aquatic environment, long-term hazard |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P270:Do not eat, drink or smoke when using this product. P273:Avoid release to the environment. P301+P310:IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. |
COMPUTED DESCRIPTORS
| Molecular Weight | 364.9 g/mol |
|---|---|
| XLogP3 | 5.2 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 5 |
| Exact Mass | 364.1376123 g/mol |
| Monoisotopic Mass | 364.1376123 g/mol |
| Topological Polar Surface Area | 58 Ų |
| Heavy Atom Count | 24 |
| Formal Charge | 0 |
| Complexity | 535 |
| 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
Pyridaben is a pyridazinone, an organochlorine insecticide and an organochlorine acaricide. It has a role as a mitochondrial NADH:ubiquinone reductase inhibitor.