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ChemicalBook CAS DataBase List isocyanatocyclobutane
5811-25-6

isocyanatocyclobutane synthesis

2synthesis methods
32315-10-9 Synthesis
Triphosgene

32315-10-9
439 suppliers
$10.00/1g

2516-34-9 Synthesis
Cyclobutylamine

2516-34-9
229 suppliers
$25.00/1g

-

Yield:-

Reaction Conditions:

with N-ethyl-N,N-diisopropylamine in tetrahydrofuran at 0; for 0.5 h;

Steps:

71.B

A solution of cyclobutylamine (71 mg, 1.0 mmol) and DIPEA (3.0 mmol) in 5 mL THF was slowly added to a solution of triphosgene (105 mg, 0.35 mmol) in 10 mL EPO THF at O0C. After 30 min, the cyclopropyl isocyanate solution was used directly in Step A.

References:

WO2006/33633,2006,A1 Location in patent:Page/Page column 101; 102

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