Compound Q&A
How is (1Z,5Z)-cycloocta-1,5-diene (CAS: 880262-16-8) typically synthesized?
Answer
![[1-benzyl-1-[(4R,5R)-5-methyl-2-phenyl-4,5-dihydrooxazol-4-yl]-2-phenyl-ethoxy]-diphenyl-phosphane;(1Z,5Z)-cycloocta-1,5-diene;iridium(1+);tetrakis[3,5-bis(trifluoromethyl)phenyl]boranuide](https://static.chemtradehub.com/structs/880/880262-16-8-011a.webp "[1-benzyl-1-[(4R,5R)-5-methyl-2-phenyl-4,5-dihydrooxazol-4-yl]-2-phenyl-ethoxy]-diphenyl-phosphane;(1Z,5Z)-cycloocta-1,5-diene;iridium(1+);tetrakis[3,5-bis(trifluoromethyl)phenyl]boranuide")
(1Z,5Z)-cycloocta-1,5-diene can be synthesized through the Wittig reaction, where a phosphonium ylide reacts with an aldehyde or ketone. Commonly, the reaction involves (3Z)-3-methyl-3-butenyltriphenylphosphonium bromide and phenylacetaldehyde. The yield is typically around 70-80%, and the reaction is performed under anhydrous conditions to avoid side reactions.
About
CAS No
880262-16-8
English Name
[1-benzyl-1-[(4R,5R)-5-methyl-2-phenyl-4,5-dihydrooxazol-4-yl]-2-phenyl-ethoxy]-diphenyl-phosphane;(1Z,5Z)-cycloocta-1,5-diene;iridium(1+);tetrakis[3,5-bis(trifluoromethyl)phenyl]boranuide
Molecular Formula
C77H58BF24IrNO2P-
Molecular Weight
1719.3 g/mol
SMILES
[B-](C1=CC(=CC(=C1)C(F)(F)F)C(F)(F)F)(C2=CC(=CC(=C2)C(F)(F)F)C(F)(F)F)(C3=CC(=CC(=C3)C(F)(F)F)C(F)(F)F)C4=CC(=CC(=C4)C(F)(F)F)C(F)(F)F.CC1C(N=C(O1)C2=CC=CC=C2)C(CC3=CC=CC=C3)(CC4=CC=CC=C4)OP(C5=CC=CC=C5)C6=CC=CC=C6.C1CC=CCCC=C1.[Ir]
InChIKey
OYQSQQMXRUOJGB-XCHXSORBSA-N
Last Updated: 2026-01-07 14:58
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