CHEMICAL AND PHYSICAL PROPERTIES
| Color/Form | Viscous liquid |
|---|---|
| Boiling Point | BP: 170 °C at 0.1 mm Hg, decomposes |
| Solubility | Soluble in kerosene, ethylene dichloride, nitromethane. |
| Density | 1.5192 g/cu cm at 18 °C |
| Vapor Pressure | 2.03X10-5 mm Hg at 25 °C |
| LogP | log Kow = 5.9 |
| Stability/Shelf Life | Oxidizes readily and becomes inactive in air. |
| Optical Rotation | Specific optical rotation: -14 deg at 20 °C/D (isooctane) |
| Decomposition | When heated to decomp it emits acrid smoke and irritating fumes. |
| Refractive Index | Index of refraction 1.5192 at 18 °C/D |
| Other Experimental Properties | Hydrolyzes in water, and the process is speeded by acid or alkali. |
COMPUTED DESCRIPTORS
| Molecular Weight | 328.4 g/mol |
|---|---|
| XLogP3 | 5.4 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 7 |
| Exact Mass | 328.20384475 g/mol |
| Monoisotopic Mass | 328.20384475 g/mol |
| Topological Polar Surface Area | 43.4 Ų |
| Heavy Atom Count | 24 |
| Formal Charge | 0 |
| Complexity | 642 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 3 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 1 |
| Undefined Bond Stereocenter Count | 0 |
| Covalently-Bonded Unit Count | 1 |
| Compound Is Canonicalized | Yes |
PRODUCT INTRODUCTION
description
Pyrethrin I is a member of pyrethrins. It is functionally related to a (Z,S)-pyrethrolone.