Good Quality Fine Chemicals – Factory Direct Supply Manufacturer 31618-90-3 DESMP for Tenofovir Intermediate – Yibai

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Good Quality Fine Chemicals – Factory Direct Supply Manufacturer 31618-90-3 DESMP for Tenofovir Intermediate – Yibai Detail:

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)
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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Our company puts emphasis on the management, the introduction of talented personnel, and the construction of staff building, trying hard to improve the quality and liability consciousness of staff members. Our company successfully attained IS9001 Certification and European CE Certification of Good Quality Fine Chemicals – Factory Direct Supply Manufacturer 31618-90-3 DESMP for Tenofovir Intermediate – Yibai , The product will supply to all over the world, such as: Munich, Hyderabad, Mecca, Our products are produced with the best raw materials. Every moment, we constantly improve the production programme. In order to ensure better quality and service, we have been focusing on the production process. We have got high praise by partner. We are looking forward to establishing business relationship with you.

Fine Chemicals

The factory workers have a good team spirit, so we received high quality products fast, in addition, the price is also appropriate, this is a very good and reliable Chinese manufacturers.