(e,e)-2,4-Heptadienyldiphenylphosphine Oxide synthesis

3synthesis methods

Product Name:(e,e)-2,4-Heptadienyldiphenylphosphine Oxide
CAS Number:91575-92-7
Molecular formula:C19H21OP
Molecular Weight:296.34

2,4-Heptadienoic acid, methyl ester, (2E,4E)-

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(e,e)-2,4-Heptadienyldiphenylphosphine Oxide

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Yield:-

Steps:

Multi-step reaction with 3 steps
1: 84 percent / DIBAL / CH₂Cl₂ / -78 °C
2: 90 percent / pyridine / 4-dimethylaminopyridine / CH₂Cl₂
3: 1) nBuLi, 2) H₂O₂ / 1) THF, -78 deg C

References:

Nicolaou, K. C.;Zipkin, Robert;Tanner, David [Journal of the Chemical Society. Chemical communications,1984,# 6,p. 349 - 350]

33467-79-7 Synthesis

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References

Benzoic acid, 2,6-dichloro-, 2,4-heptadienyl ester, (E,E)- (9CI)

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829-85-6 Synthesis

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References

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