CHEMICAL AND PHYSICAL PROPERTIES
| Color/Form | Viscous liquid |
|---|---|
| Boiling Point | BP: 200 °C at 0.1 mm Hg, decomposes |
| Solubility | Soluble in ethanol, ether, carbon tetrachloride |
| Vapor Pressure | 3.98X10-7 mm Hg at 25 °C |
| LogP | log Kow = 4.3 |
| Stability/Shelf Life | Oxidizes rapidly and becomes inactive in air. |
| Optical Rotation | Specific optical rotation: -6 deg at 20 °C/D (diethyl ether, percentage concentration = 5%) |
| Decomposition | When heated to decomp it emits acrid smoke and irritating fumes. |
| Corrosivity | Non-corrosive |
| Refractive Index | Index of refraction: 1.5258 at 20 °C/D |
| Other Experimental Properties | Refined extract is a pale yellow mobile oil with a faint flowery order; unrefined extract is a dark greenish brown viscous liquid. Powder (ground flowers) is tan color. /Pyrethrins/ |
COMPUTED DESCRIPTORS
| Molecular Weight | 372.5 g/mol |
|---|---|
| XLogP3 | 4.4 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 5 |
| Rotatable Bond Count | 9 |
| Exact Mass | 372.19367399 g/mol |
| Monoisotopic Mass | 372.19367399 g/mol |
| Topological Polar Surface Area | 69.7 Ų |
| Heavy Atom Count | 27 |
| Formal Charge | 0 |
| Complexity | 751 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 3 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 2 |
| Undefined Bond Stereocenter Count | 0 |
| Covalently-Bonded Unit Count | 1 |
| Compound Is Canonicalized | Yes |
PRODUCT INTRODUCTION
description
Pyrethrin II is a member of pyrethrins. It is functionally related to a pyrethrin I.