S-methyl methylphosphonate

Base Information

• Chemical Name: S-methyl methylphosphonate
• CAS No.: 103687-40-7
• Molecular Formula: C₈H₁₉O₃P
• Molecular Weight: 194.211

Synonyms:S-methyl methylphosphonate

Chemical Property of S-methyl methylphosphonate

Chemical Property:

Purity/Quality:

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Technology Process of S-methyl methylphosphonate

There total 3 articles about S-methyl methylphosphonate which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield:

methylphosphonothioic acid O,S-dimethyl ester (58259-60-2,79236-72-9) + sodium salt of (+)-pinacolyl alcohol (142088-09-3) → dipinacolyl methylphosphonate (7040-58-6) + S-methyl methylphosphonate (103687-40-7) + S-(-) S-methyl methylphosphonothioate (103687-43-0) + dimethyl methane phosphonate (756-79-6)

Guidance literature:

In N,N-dimethyl-formamide; for 1.66667h; Yield given. Further byproducts given. Yields of byproduct given. Title compound not separated from byproducts; Ambient temperature;

DOI:10.1016/S0040-4020(01)96731-6

Reference yield:

methylphosphonothioic acid O,S-dimethyl ester (58259-60-2,79236-72-9) + sodium salt of (+)-pinacolyl alcohol (142088-09-3) → S-methyl methylphosphonate (103687-40-7) + R-(+) methyl methylphosphonate (103687-39-4) + S-(-) S-methyl methylphosphonothioate (103687-43-0) + dimethyl methane phosphonate (756-79-6)

Guidance literature:

In N,N-dimethyl-formamide; for 1.66667h; Yield given. Further byproducts given. Yields of byproduct given. Title compound not separated from byproducts; Ambient temperature;

DOI:10.1016/S0040-4020(01)96731-6

Reference yield:

methylphosphonothioic acid O,S-dimethyl ester (58259-60-2,79236-72-9) + sodium salt of (+)-pinacolyl alcohol (142088-09-3) → dipinacolyl methylphosphonate (7040-58-6) + S-methyl methylphosphonate (103687-40-7) + R-(+) methyl methylphosphonate (103687-39-4) + S-(-) S-methyl methylphosphonothioate (103687-43-0) + R-(+) S-methyl methylphosphonothioate (103687-44-1) + dimethyl methane phosphonate (756-79-6)

Guidance literature:

In N,N-dimethyl-formamide; for 1.66667h; Ambient temperature; stereoselective reactions of alkyl S-methyl methylphosphonothioates and various alkoxides, investigation of displacement of O-alkyl with inversion of configuration at phosphorus,;

DOI:10.1016/S0040-4020(01)96731-6

upstream raw materials:

methylphosphonothioic acid O,S-dimethyl ester

sodium salt of (+)-pinacolyl alcohol

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