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18162-48-6872-50-4Methylene ChloridenaphthaleneTHFTitanium Dioxide
ChemicalBook CAS DataBase List EPN
2104-64-5

EPN synthesis

5synthesis methods
EPN is commercially produced via a process that begins with the preparation of O-ethyl phenylphosphonochloridothioate by reacting phenylphosphonothioic dichloride with ethanol in the presence of triethylamine in toluene. The key nucleophilic substitution follows, coupling the chloridothioate with 4-nitrophenol under basic conditions to form the aryl ester linkage. Final purification via vacuum distillation or crystallisation from isopropanol yields EPN.
O-METHYL-L-TYROSINE

6230-93-9
36 suppliers
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EPN

2104-64-5
0 suppliers
$16.89/100mg

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Yield:-

Steps:

Multi-step reaction with 2 steps
1: 89 percent / Et3N / tetrahydrofuran / 3 h / Ambient temperature
2: 32.4 percent / K2CO3 / acetone / 1.17 h / Heating

References:

Yoshikawa, Hiromichi [Bioscience, Biotechnology and Biochemistry,1999,vol. 63,# 2,p. 424 - 426]

FullText

100-02-7 Synthesis
4-Nitrophenol

100-02-7
96 suppliers
$11.00/5G

EPN

2104-64-5
0 suppliers
$16.89/100mg

References
PHENYLTHIOPHOSPHONIC DICHLORIDE

3497-00-5
81 suppliers
$43.00/25g

EPN

2104-64-5
0 suppliers
$16.89/100mg

References
64-17-5 Synthesis
Ethanol

64-17-5
897 suppliers
$10.00/50g

32341-58-5 Synthesis
EPN impurity 1

32341-58-5
4 suppliers
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EPN

2104-64-5
0 suppliers
$16.89/100mg

References
4-(4-nitrophenoxy)butanoic acid

28341-54-0
1 suppliers
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O-ethyl phenylchloridothiophosphonate

5075-13-8
1 suppliers
inquiry

EPN

2104-64-5
0 suppliers
$16.89/100mg

References

EPN Related Search:

DIMETHYL PHENYLPHOSPHONITE Parathion Nimodipine Parathion-methyl Nitrendipine Nifedipine Nizatidine PHENYL-PHOSPHONOTHIOIC ACID PHENYL ESTER