1-Azaspiro[4.4]nonane-2,6-dione(9CI) synthesis

3synthesis methods

Product Name:1-Azaspiro[4.4]nonane-2,6-dione(9CI)
CAS Number:187106-12-3
Molecular formula:C8H11NO2
Molecular Weight:153.18

1-Cyclopentene-1-propanoic acid, 2-(acetyloxy)-, methyl ester

58859-99-7
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187106-12-3
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Yield:-

Steps:

Multi-step reaction with 2 steps
1: 68 percent / NH₄NO₃, TFA / CH₂Cl₂ / 0.5 h / Ambient temperature
2: 80 percent / Zn, AcOH / ethanol / 5 h / Heating

References:

Nagasaka, Tatsuo;Sato, Hiroto;Saeki, Shin-Ichiro [Tetrahedron Asymmetry,1997,vol. 8,# 2,p. 191 - 194]

Cyclopentanepropanoic acid, 1-nitro-2-oxo-, methyl ester

180521-22-6
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187106-12-3
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References

2-Oxocyclopentanepropanoic acid methyl ester

10407-36-0
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187106-12-3
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References

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