21609-90-5
Product Name:
LEPTOMYCIN B
Formula:
C13H10BrCl2O2PS
Synonyms:
O-(4-Bromo-2,5-dichlorophenyl) O-methyl phenylphosphonothioate
Inquiry
CHEMICAL AND PHYSICAL PROPERTIES
| Physical Description | Leptophos appears as white crystalline or colorless amorphous solid, the technical product is a light tan powder. Used as an insecticide; its use is not permitted in the U.S. (EPA, 1998) |
|---|---|
| Color/Form | WHITE CRYSTALLINE SOLID |
| Melting Point | 158 to 159 °F (EPA, 1998) |
| Solubility | SOL IN XYLENE |
| Density | 1.53 at 77 °F (EPA, 1998) - Denser than water; will sink |
| Vapor Pressure | 0.00000002 [mmHg] |
| Stability/Shelf Life | STABLE @ NORMAL TEMPERATURES |
| Decomposition | When heated to decomposition it emits toxic fumes of /sulfur oxides, phosphorus oxides, hydrogen bromide, and hydrogen chloride/. |
| Collision Cross Section | 169.83 Ų [M+H]+ |
| Kovats Retention Index | 2486 2495 2486 2498.2 2521.7 |
| Other Experimental Properties | LIGHT TAN POWDER NOT LESS THAN 85% PURITY /TECHNICAL/ |
| Chemical Classes | Pesticides -> Organophosphate Insecticides |
SAFETY INFORMATION
| Signal word | Danger |
|---|---|
| Pictogram(s) |
 Skull and Crossbones Acute Toxicity GHS06  Health Hazard GHS08  Environment GHS09 |
| GHS Hazard Statements |
H300:Acute toxicity,oral H311:Acute toxicity,dermal H370:Specific target organ toxicity, single exposure H410:Hazardous to the aquatic environment, long-term hazard |
| Precautionary Statement Codes |
P260:Do not breathe dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P273:Avoid release to the environment. P280:Wear protective gloves/protective clothing/eye protection/face protection. P301+P310:IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. |
COMPUTED DESCRIPTORS
| Molecular Weight | 412.1 g/mol |
|---|---|
| XLogP3 | 6.3 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 4 |
| Exact Mass | 409.86996 g/mol |
| Monoisotopic Mass | 409.86996 g/mol |
| Topological Polar Surface Area | 50.6 Ų |
| Heavy Atom Count | 20 |
| Formal Charge | 0 |
| Complexity | 368 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 1 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| Covalently-Bonded Unit Count | 1 |
| Compound Is Canonicalized | Yes |
PRODUCT INTRODUCTION
description
Leptophos appears as white crystalline or colorless amorphous solid, the technical product is a light tan powder. Used as an insecticide; its use is not permitted in the U.S. (EPA, 1998)