CHEMICAL AND PHYSICAL PROPERTIES
Physical Description | Mevinphos is a pale yellow to orange liquid, with a weak odor. Used as an insecticide and acaricide on vegetables, alfalfa, deciduous fruits and nuts. (EPA, 1998) May be found in the form of a dry mixture where the liquid is absorbed onto a dry carrier. |
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Color/Form | PALE YELLOW LIQUID |
Odor | Weak odor |
Boiling Point | 223 to 226 °F at 1 mmHg (EPA, 1998) |
Melting Point | 44.4 to 70 °F trans isomer / cis isomer (EPA, 1998) |
Flash Point | 175 °F (EPA, 1998) |
Solubility | Miscible (NIOSH, 2023) |
Density | 1.25 at 68 °F (EPA, 1998) - Denser than water; will sink |
Vapor Pressure | 0.0029 mmHg at 70 °F (EPA, 1998) |
LogP | log Kow = 0.13 |
Stability/Shelf Life | MODERATELY STABLE IN NEUTRAL SOLN, ... REMAINED EFFECTIVE BIOLOGICALLY AFTER STANDING 7 DAYS |
Decomposition | Toxic gases and vapors ( ... phosphoric acid mist and carbon monoxide) may be released in a fire involving phosdrin. |
Corrosivity | IT IS CORROSIVE TO CAST IRON, MILD AND SOME STAINLESS STEELS, & BRASS |
Refractive Index | INDEX OF REFRACTION: 1.4494 @ 20 °C/D |
Collision Cross Section | 146.02 Ų [M+Na]+ 136.8 Ų [M+H]+ |
Kovats Retention Index | 1405.7 1390 1396 1406 1394 1450 1397.9 1384.3 1395.2 1439.6 1450 1389 1391 1450 1414.5 |
Other Experimental Properties | MP: 21 °C; DENSITY: 1.2345 @ 20 °C; INDEX OF REFRACTION: 1.4452 @ 20 °C/D /(E)-ISOMER/ |
Chemical Classes | Pesticides -> Organophosphate Insecticides |
SAFETY INFORMATION
Signal word | Warning |
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Pictogram(s) |
Exclamation Mark Irritant GHS07 |
GHS Hazard Statements |
H302:Acute toxicity,oral H312:Acute toxicity,dermal H319:Serious eye damage/eye irritation H332:Acute toxicity,inhalation |
Precautionary Statement Codes |
P280:Wear protective gloves/protective clothing/eye protection/face protection. 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 | 224.15 g/mol |
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XLogP3 | 1.2 |
Hydrogen Bond Donor Count | 0 |
Hydrogen Bond Acceptor Count | 6 |
Rotatable Bond Count | 6 |
Exact Mass | 224.04497513 g/mol |
Monoisotopic Mass | 224.04497513 g/mol |
Topological Polar Surface Area | 71.1 Ų |
Heavy Atom Count | 14 |
Formal Charge | 0 |
Complexity | 263 |
Isotope Atom Count | 0 |
Defined Atom Stereocenter Count | 0 |
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
Mevinphos is a pale yellow to orange liquid, with a weak odor. Used as an insecticide and acaricide on vegetables, alfalfa, deciduous fruits and nuts. (EPA, 1998) May be found in the form of a dry mixture where the liquid is absorbed onto a dry carrier.