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18162-48-6872-50-4Methylene ChloridenaphthaleneTHFTitanium Dioxide
67639-74-1

5,5-diMethyl-L-Proline synthesis

6synthesis methods
2,4-Hexadienoic acid, 2-(acetylamino)-5-methyl-, methyl ester, (2Z)-

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5,5-diMethyl-L-Proline

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-

Yield:-

Steps:

Multi-step reaction with 3 steps
1: 98 percent / H2 / [(COD)Rh(S,S)-Et-DuPHOS]OTf / methanol / 2 h / 3878.61 Torr
2: trifluoromethanesulfonic acid / toluene / 4 h / 100 °C
3: 90 percent / hydrochloric acid / H2O / 1.5 h / Heating

References:

Elaridi, Jomana;Jackson, W. Roy;Robinson, Andrea J. [Tetrahedron Asymmetry,2005,vol. 16,# 11,p. 2025 - 2029]

L-Proline, 1-acetyl-5,5-dimethyl-, methyl ester

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5,5-diMethyl-L-Proline

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References
3-Methyl-2-butenal

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5,5-diMethyl-L-Proline

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References
4-Pentenoic acid, 2-(acetylamino)-, methyl ester, (2S)-

54322-42-8
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5,5-diMethyl-L-Proline

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References
146954-59-8 Synthesis
5,5-diMethyl-Proline

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5,5-diMethyl-L-Proline

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References