Leptophos
Leptophos (CAS 21609-90-5) supplier Zemixal. Lab and bulk packs, batch COA, fast global delivery. Catalogue no. ZX-046874.
About Leptophos
Leptophos is part of the Zemixal analytical Reagents range. Identity at a glance: CAS 21609-90-5, formula C13H10BrCl2O2PS and molar mass 412.1 g/mol.
Where it is used
- Agrochemical formulations
- Laboratory analysis
Storage and safety notes
Hazard communication follows GHS (Danger: H301, H312, H400 and H410). Our SDS lists exposure controls and first-aid measures.
Order it in 100 mg, 250 mg, 1 g and 5 g packs or ask for a bulk quotation. Each lot travels with a batch certificate of analysis and a 16-section SDS. Request pricing online and we confirm availability, documentation and freight to your country.
Typical uses
- Agrochemical formulations
- Laboratory analysis
Applications
Specifications and identifiers
| Product name | Leptophos |
|---|---|
| Catalogue number | ZX-046874 |
| CAS number | 21609-90-5 |
| IUPAC name | (4-bromo-2,5-dichlorophenoxy)-methoxy-phenyl-sulfanylidene-lambda5-phosphane |
| Molecular formula | C13H10BrCl2O2PS |
| Molar mass | 412.1 g/mol |
| Exact mass | 409.87 |
| XLogP3 | 6.3 |
| H-bond donors / acceptors | 0 / 3 |
| Topological polar surface area | 50.6 Ų |
| InChIKey | CVRALZAYCYJELZ-UHFFFAOYSA-N |
| SMILES | COP(=S)(C1=CC=CC=C1)OC2=CC(=C(C=C2Cl)Br)Cl |
| PubChem CID | 30709 |
| Synonyms | Velsicol 506, Velsicol VCS 506, Abar (velsicol), O-(4-Bromo-2,5-dichlorophenyl) O-methyl phenylphosphonothioate, VCS-506, Phosphonothioic acid, phenyl-, O-(4-bromo-2,5-dichlorophenyl) O-methyl ester, OMS 1438, NK 711, VCS 5-D, O-(2,5-Dichloro-4-bromophenyl) O-methyl phenylthiophosphonate, 4-bromo-2,5-dichlorophenyl methyl phenyl(sulfanylidene)phosphonite |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Danger
- H301Toxic if swallowed
- H312Harmful in contact with skin
- H400Very toxic to aquatic life
- H410Very toxic to aquatic life with long lasting effects
Precautionary statements P260, P264, P270, P273, P280, P301 + P316, P302 + P352, P308 + P316, P317, P321, P330, P362 + P364, P391, P405, P501
Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.
Pack sizes
| 100 mg | Quoted on request | |
| 250 mg | Quoted on request | |
| 1 g | Quoted on request | |
| 5 g | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
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