para-Coniferaldehyde (CAS 458-36-6) — Base Note Fragrance Ingredient
para-Coniferaldehyde
CAS 458-36-6
What Is para-Coniferaldehyde?
para-Coniferaldehyde (CAS 458-36-6) is an aroma chemical used as a fragrance and flavour ingredient. Its odour is described as vanilla, bakery and sweet, placing it within the aldehydic family as a base note with low volatility. With a molecular weight of 178.2 (formula C10H10O3), it is handled by perfumers as a building block for compositions where a vanilla character is desired. The data below is compiled from public chemical and regulatory sources.
Safety Profile
USE WITH AWARENESS
What Does para-Coniferaldehyde Smell Like?
The odour profile of para-Coniferaldehyde is reported as vanilla, bakery, sweet, fruit, garlic, spices, cold, sour, burnt, acid, warm, musky, ammonia/urinous, wood, flower, chemical, edible, spicy. The dominant facet is its vanilla character, with the remaining notes adding nuance and complexity. As a base note it contributes to the dry-down of a fragrance. Perceived intensity and exact character depend on concentration, the carrier and the surrounding accord.
Scent Profile
Profile derived from public odour-descriptor data; relative, not absolute.
Chemistry & Properties
The Chemistry
para-Coniferaldehyde has the molecular formula C10H10O3 and a molecular weight of 178.2 g/mol. Its canonical SMILES representation is COC1=C(O)C=CC(C=CC=O)=C1. Its reported log P (XLogP) of 1.61 indicates a moderately polar molecule, which informs how it partitions in a formula. Physical constants below are drawn from PubChem and EPA CompTox public datasets.
Physical & Chemical Properties
| Molecular Weight | 178.2 g/mol |
|---|---|
| Boiling Point | 295.3 °C |
| Melting Point | 84.00 °C |
| Flash Point | 139.0 °C |
| Density | 1.14 g/cm³ |
| Vapor Pressure | 4.88e-05 mmHg |
| Water Solubility | 0.02042 g/L |
| XLogP | 1.61 |
Perfumer Guide
Alternatives & Comparisons
Ingredients occupying a similar odour space — useful as substitutes or companions when para-Coniferaldehyde is unavailable or restricted.
Shares spicy, vanilla, bakery character — a candidate substitute or companion in the same odour space.
Shares bakery, sweet, fruit character — a candidate substitute or companion in the same odour space.
Shares bakery, sweet, fruit character — a candidate substitute or companion in the same odour space.
Safety & Regulatory
⚠ Regulatory Disclaimer
General reference only. IFRA, REACH and EU Cosmetics Regulation standards update periodically. Consult the current IFRA Standards Library before formulating. Not legal or regulatory advice.
IFRA Status
No IFRA restriction recorded in the data set. This is not a guarantee of unrestricted status — always confirm against the current IFRA Standards Library.
GHS Classification
Signal word: Warning
Open para-Coniferaldehyde in Fragrance Studio (Pro) for the calibrated vapour-pressure curve, the modelled odour-threshold estimate, and the substitute-matching engine across 2,900+ aromachemicals.
References & Sources
- PubChem Compound Summary (NIH) — search by InChIKey
- EPA CompTox Chemicals Dashboard — physicochemical & fate data
- IFRA Standards Library (49th / 51st Amendment)
Data: PubChem (NIH), EPA CompTox, IFRA. Last reviewed: Jun 2026.
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