Ethyl dichlorophosphate → 2-Ethoxy-1,3-diethyl-1,3,2lambda~5~-diazaphosphinan-2-one

HRID 1583637Notes

Reaction equation

[CH2:1]([NH:3][CH2:4][CH2:5][CH2:6][NH:7][CH2:8][CH3:9])[CH3:2].[CH2:10]([O:12][P:13](Cl)(Cl)=[O:14])[CH3:11]>>[CH2:1]([N:3]1[CH2:4][CH2:5][CH2:6][N:7]([CH2:8][CH3:9])[P:13]1([O:12][CH2:10][CH3:11])=[O:14])[CH3:2]

Participants

Reactant 2

HCID 15158Ethyl dichlorophosphate

HCID 82334N,N'-Diethylpropane-1,3-diamine

Product 1

HCID 202598912-Ethoxy-1,3-diethyl-1,3,2lambda~5~-diazaphosphinan-2-oneYield 24.7%

Procedure

Substantially the same procedure was followed as in Example 1, with 4.00 grams (30.7 mmol) N,N'-diethyl-1,3-diaminopropane and 5.0 grams (30.7 mmol) ethyldichlorophosphate, to produce 1.67 grams of 1,3-diethyl-2-ethoxy-2-oxo-1,3-diaza-2-phosphacyclohexane, ##STR24## as a phosphorus amide catalyst.

Sources & evidence

ORD record: ord-dee75bf1ebe5478297092810573b5667
Source dataset: uspto-grants-1985_11
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US04552961

Reaction notes

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