Isopulegyl Acetate (CAS 89-49-6) — Mid Note Fragrance Ingredient

ByThe Good Scents



fruity

Isopulegyl Acetate

CAS 89-49-6

Note
mid
Volatility
medium
MW
196.2
Data as of: Jun 2026

What Is Isopulegyl Acetate?

Isopulegyl Acetate (CAS 89-49-6) is an aroma chemical used as a fragrance and flavour ingredient. Its odour is described as mint, leafy and sweet, placing it within the fruity family as a mid note with medium volatility. With a molecular weight of 196.2 (formula C12H20O2), it is handled by perfumers as a building block for compositions where a mint character is desired. The data below is compiled from public chemical and regulatory sources.

Safety Profile

GENERALLY SAFE

Generally safeUse with awarenessProfessional use
CAS
89-49-6
Formula
C12H20O2
MW
196.2
InChIKey
HLHIVJRLODSUCI-UHFFFAOYNA-N
Isopulegyl Acetate 2D structure

Isopulegyl Acetate
C12H20O2
Layer 1 · Enthusiast

What Does Isopulegyl Acetate Smell Like?

The odour profile of Isopulegyl Acetate is reported as mint, leafy, sweet, green-minty, fresh, floral, fruity, condiment-spicy. The dominant facet is its mint character, with the remaining notes adding nuance and complexity. As a mid note it contributes to the heart 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.

Layer 2

Chemistry & Properties

The Chemistry

Isopulegyl Acetate has the molecular formula C12H20O2 and a molecular weight of 196.2 g/mol. Its canonical SMILES representation is CC1CCC(C(C1)OC(C)=O)C(C)=C. Its reported log P (XLogP) of 2.93 indicates a lipophilic, oil-soluble 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 196.2 g/mol
Boiling Point 229.0 °C
Melting Point 11.44 °C
Flash Point 85.63 °C
Density 0.92 g/cm³
Vapor Pressure 0.0537 mmHg
Water Solubility 0.0016 g/L
XLogP 2.93

Perfumer Guide

Note Position
Mid
Volatility
Medium
Primary Odour
Mint

Alternatives & Comparisons

Ingredients occupying a similar odour space — useful as substitutes or companions when Isopulegyl Acetate is unavailable or restricted.

1
2,2,4-trimethyl-1-(2-methylprop-2-enoxy)pentan-3-ol CAS 526218-21-3

Shares floral, fresh, fruity character — a candidate substitute or companion in the same odour space.

2
1-ethoxyethoxycyclododecane CAS 389083-83-4

Shares earthy, floral, fresh character — a candidate substitute or companion in the same odour space.

3
alpha,alpha-Dimethylphenethyl Formate CAS 10058-43-2

Shares sweet, floral, fruity character — a candidate substitute or companion in the same odour space.

Layer 3

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.

Odour detection threshold (air): 0.0072 ppb — a literature-curated value indicating its potency in the vapour phase.

Formulating with Isopulegyl Acetate?

Open Isopulegyl Acetate in Fragrance Studio (Pro) for the calibrated vapour-pressure curve, the modelled odour-threshold estimate, and the substitute-matching engine across 2,900+ aromachemicals.

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References & Sources

  1. PubChem Compound Summary (NIH) — search by InChIKey
  2. EPA CompTox Chemicals Dashboard — physicochemical & fate data
  3. IFRA Standards Library (49th / 51st Amendment)
Sources: PubChem (NIH) · EPA CompTox · IFRA Standards Library · public GHS classification. Odour descriptors are original editorial summaries of public profiles, not reproduced from any single proprietary source.

Data: PubChem (NIH), EPA CompTox, IFRA. Last reviewed: Jun 2026.

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