CHEMICAL AND PHYSICAL PROPERTIES
Physical Description | Hexazinone is a white crystalline solid. Corrosive eye irritant. Used as an herbicide. |
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Color/Form | Crystals |
Odor | Odorless |
Boiling Point | Decomposes |
Melting Point | 117.2 °C |
Solubility | In water, 3.3X10+4 mg/L at 25 °C |
Density | Specific gravity = 1.25 |
Vapor Pressure | 0.000225 [mmHg] |
LogP | log Kow = 1.85 |
Stability/Shelf Life | Stable under recommended storage conditions. |
Decomposition | When heated to decomposition it emits toxic fumes of /nitrogen oxides/. |
Corrosivity | Noncorrosive |
Dissociation Constants | pKa = 2.2 at 25 °C (amine) |
Collision Cross Section | 163.17 Ų [M+H]+ [CCS Type: DT, Method: stepped-field] |
Kovats Retention Index | 2328.7 |
Other Experimental Properties | Stable in aqueous media between pH 5 and 9 and below 37 °C. Decomposed by strong acids and strong bases. Stable to light. Decomposes on distillation |
Chemical Classes | Pesticides -> Herbicides, Triazine |
SAFETY INFORMATION
Signal word | Warning |
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Pictogram(s) |
Exclamation Mark Irritant GHS07 Environment GHS09 |
GHS Hazard Statements |
H319:Serious eye damage/eye irritation 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. P273:Avoid release to the environment. P301+P312:IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
COMPUTED DESCRIPTORS
Molecular Weight | 252.31 g/mol |
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XLogP3 | 1.3 |
Hydrogen Bond Donor Count | 0 |
Hydrogen Bond Acceptor Count | 2 |
Rotatable Bond Count | 2 |
Exact Mass | 252.15862589 g/mol |
Monoisotopic Mass | 252.15862589 g/mol |
Topological Polar Surface Area | 56.2 Ų |
Heavy Atom Count | 18 |
Formal Charge | 0 |
Complexity | 386 |
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
Hexazinone is a white crystalline solid. Corrosive eye irritant. Used as an herbicide.