Trans-4-Decenal

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Trans-4-decenal opens with a blast of fresh, bright orange-mandarin peel — intensely green and aldehydic. The citrus reads naturalistic rather than synthetic, closer to a freshly p eeled tangerine than a classic soapy aldehyde. On dilution, unexpected muguet nuances emerge underneath. This is decanal's greener, more powerful relative — it occurs naturally in orange peel oil and cardamom, which explains why it reads so convincingly natural. It builds authentic mandarin and tangerine accords where decanal alone reads too waxy. A trace tones down excessive sweetness in citrus compositions. Evaluate from a 0.1% dilution or lower — this is one of the most powerful aldehydes available. Blend it with cis-4-decenal (Cardamom Aldehyde) to cover the full citrus-spice spectrum. It pairs naturally with orange oil, bergamot, and linalool for naturalistic citrus accords. Show more