CHEMICAL AND PHYSICAL PROPERTIES
| Physical Description | Viscous yellowish brown semisolid mass; Colorless solid; [HSDB] Technical product is solid; [IPCS] White to pale yellow powder; [MSDSonline] |
|---|---|
| Color/Form | Viscous yellowish brown semisolid mass. |
| Boiling Point | 200 °C @ 0.07 mm Hg |
| Melting Point | 78-81 °C |
| Solubility | In acetone 620, dichloromethane 550, cyclohexane 515, ethyl acetate 440, chlorobenzene 420, acetophenone 390, o-xylene 350, hexane 7 (all in g/l, 25 °C). In maize oil 19-20, ethylene glycol <1 (both in g/kg at 20 °C). |
| Density | 1.28 g/ml @ 20 °C |
| Vapor Pressure | 0.00000017 [mmHg] |
| LogP | log Kow= 6.94 |
| Stability/Shelf Life | Very stable in neutral and acidic media. Hydrolyzed in strongly alkaline media. Thermally stable up to 220 °C. Field data indicate that in practice it is stable to air and light. |
| Other Experimental Properties | White to pale powder; weak aromatic odor. /Technical grade/ |
| Chemical Classes | Pesticides -> Pyrethrins/Pyrethroids |
COMPUTED DESCRIPTORS
| Molecular Weight | 416.3 g/mol |
|---|---|
| XLogP3 | 6 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 7 |
| Exact Mass | 415.0741989 g/mol |
| Monoisotopic Mass | 415.0741989 g/mol |
| Topological Polar Surface Area | 59.3 Ų |
| Heavy Atom Count | 28 |
| Formal Charge | 0 |
| Complexity | 643 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 3 |
| 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
(1R)-cis-(alphaS)-cypermethrin is a cyclopropanecarboxylate ester. It is an enantiomer of a (1S)-cis-(alphaR)-cypermethrin.