Factory Direct Supply Manufacturer 31618-90-3 DESMP for Tenofovir Intermediate
Product name | Diethyl (tosyloxy)methylphosphonate |
Synonyms | Diethyl [[(p-toluenesulfonyl)oxy]methyl]phosphonate; Diethyl [[[(4-tolyl)sulfonyl]oxy]methyl]phosphonate; Diethyl p-tosyloxymethylphosphonate; Tosyloxymethyl diethyl phosphonate; [[[(4-Tolyl)sulfonyl]oxy]methyl]phosphonic acid diethyl ester |
CAS No. | 31618-90-3 |
Appearance | Clear colorless to pale yellow liquid |
Molecular Formula | C12H19O6PS |
Molecular Weight | 322.31 |
Application | Medicine grade or research purpose |
Packing | As per your request |
Storage | Preserve in tight,light-resistant containers in a cool place |
DIETHYL P-TOLUENE SULPHONYLOXY METHYL PHOSPHONATE (CAS#31618-90-3) |
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ITEMS |
STANDARDS |
RESULTS |
Description |
Clear colorless to pale yelow liquid |
Complies |
Miscibility |
Miscible with methanol and Tetrahydrofuran |
Complies |
Identification |
IR |
Complies |
Moisture content (KF) |
≤ 1.0% W/V |
0.5% |
Chromatographic Purity by HPLC |
Content of Ethyl tosylate ≤ 0.50% Total impurities (excluding Toluene) ≤ 2.0% |
0.37% 1.24% |
Assay by HPLC (On anhydrous and toluene free basis) |
≥98.0% (w/w) |
98.76% |
Toluene (HPLC) |
≤ 10.0% |
3.7% |
Conclusion |
This sample meets the specifications. |
Company Information
√ Management layer’s full experience in factory and skilled technicians followers; √ Quality is always our top consideration, Strict QC system; √ 11 years experienced exporting sales team; √ Independent R&D lab; √ Two signed long term GMP workshops; √ Rich resources of plenty idle factories for customized project; √ High Efficiency working team with consistent path.
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