CHEMICAL AND PHYSICAL PROPERTIES
| Physical Description | Zineb appears as an off-white powder. Used as a fungicide. |
|---|---|
| Color/Form | Powder or crystals from chloroform + alcohol |
| Odor | Practically odorless |
| Boiling Point | decomposes |
| Melting Point | 157 °C (decomposes) |
| Flash Point | 138 °C (280 °F) |
| Solubility | less than 1 mg/mL at 77 °F (NTP, 1992) |
| Density | Approx 1.74 at 20 °C |
| Vapor Pressure | 0.00000008 [mmHg] |
| LogP | log Kow = 1.30 |
| Henry's Law Constant | Henry's Law constant = 4.4X10-9 atm-cu m/mol at 25 °C (est VP/WSOL) |
| Stability/Shelf Life | Unstable to light, moisture and heat on prolonged storage ... |
| Autoignition Temperature | 149 °C |
| Decomposition | Decomposes at 157 °C without melting. |
| Polymerization | The heavy metal salts of ethylene bisdithiocarbamic acid, i.e., maneb and zineb, may polymerize, the extent of polymerization depending on the method of preparation. |
| Dissociation Constants | pKa = 10.3 |
| Other Experimental Properties | The powder spreads easily on water, also forms aqueous suspensions |
| Chemical Classes | Pesticides -> Dithiocarbamates (Pesticide) |
COMPUTED DESCRIPTORS
| Molecular Weight | 212.4 g/mol |
|---|---|
| XLogP3 | 1.2 |
| Hydrogen Bond Donor Count | 4 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 3 |
| Exact Mass | 211.95703296 g/mol |
| Monoisotopic Mass | 211.95703296 g/mol |
| Topological Polar Surface Area | 90.2 Ų |
| Heavy Atom Count | 10 |
| Formal Charge | 0 |
| Complexity | 119 |
| 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
Zineb appears as an off-white powder. Used as a fungicide.