✦ Natural sesquiterpene hydrocarbon with warm woody-balsamic aroma
✦ Adds opoponax-like creaminess and depth to oriental accords
✦ Acts as a soft natural fixative for citrus and woody compositions
✦ Bridges top notes and woody-resinous base notes seamlessly
✦ Commonly found in cubeb, bergamot, opoponax and ginger oils
✦ Featured in oriental, woody, mukhallat and ambery fragrance styles
✦ Vegan, cruelty-free and suitable for clean perfumery

Bisabolene is a naturally occurring sesquiterpene hydrocarbon with the molecular formula C15H24, existing in several isomeric forms — primarily alpha-bisabolene, beta-bisabolene and gamma-bisabolene. It has been identified as a key constituent in many botanicals including opoponax, bergamot, lemon, cubeb, ginger and certain myrrh varieties. Its discovery and isolation followed early 20th-century studies of essential oil chemistry, and it has since become a recognised perfumery material in its own right.

What makes bisabolene special is its dual role as both an odorant and a fixative. Unlike many synthetic woody molecules, bisabolene carries a soft, naturalistic warmth reminiscent of opoponax resin — gentle, balsamic, faintly fruity and lightly woody. It bridges volatile citrus tops with heavier resinous bases, smoothing rough transitions and adding a sun-warmed quality to compositions. Note that bisabolene should not be confused with bisabolol, the cosmetic skin-soothing alcohol — they are chemically distinct.

Bio Shop Pakistan supplies cosmetic-grade Bisabolene suitable for fine fragrance, attar and mukhallat blending, oriental perfumery, room sprays, oil-based perfumes and naturalistic woody accords for both professional perfumers and DIY enthusiasts.

SCENT DESCRIPTION : Bisabolene opens with a soft, slightly citrus-spicy whisper before settling into a warm, balsamic woodiness. There is an unmistakable opoponax-like creaminess at its heart, with subtle hints of dry resin and faint pepper. The drydown is gentle, woody and quietly tenacious — never sharp, always rounded. It feels like sun-warmed wood resting on amber-soaked skin.

NOTE POSITION : Mid-Base
FRAGRANCE FAMILY : Woody · Balsamic · Oriental
FACETS : Woody · Balsamic · Opoponax · Resinous · Slightly Citrus
TENACITY : Medium to High (6 to 10 hours on skin)
SILLAGE : Low to Medium — soft, intimate, skin-close radiance

Chemical Name : Bisabolene (mixture of isomers, predominantly beta-bisabolene)
CAS Number : 495-61-4 (beta-bisabolene) — verify isomer with supplier CoA
Synonyms : β-Bisabolene; 1-Methyl-4-(6-methylhept-5-en-2-yl)cyclohexa-1,3-diene
Purity % : 90% minimum (verify with supplier CoA)
Appearance : Clear, colorless to pale yellow mobile liquid
Odor Threshold : Low — detectable in trace concentrations
Solubility : Soluble in alcohol, oils and most organic solvents; insoluble in water
Specific Gravity : 0.870 to 0.885 at 20°C (verify with supplier)
Flash Point : Approximately 100°C (verify with supplier SDS)
Type : Natural / Naturally-derived sesquiterpene

Fine Fragrance : ★★★★★
Bisabolene is a refined material in modern fine fragrance, lending warmth and naturalistic depth to woody, oriental and ambery compositions. It softens harsh synthetic woods and rounds out citrus colognes beautifully.

Attar & Oriental Blending : ★★★★★
A natural ally in mukhallat work — its opoponax facet pairs effortlessly with oudh, amber, labdanum and rose. It adds the sun-warmed balsamic quality prized in Gulf-style perfumery.

Functional Fragrance : ★★★★
Performs well in room sprays, incense compositions and reed diffusers. Stable in alcohol-based and oil-based functional bases.

Cosmetics : ★★★
Acceptable in leave-on and rinse-off cosmetics within IFRA limits. Patch testing recommended due to terpene content.

Home Fragrance : ★★★★
Excellent in incense, bakhoor blends, candles and diffusers. Adds a naturalistic resinous warmth that pairs well with woods and resins.

EDP (Eau de Parfum) : 0.5% to 5% of fragrance concentrate
EDT (Eau de Toilette) : 0.3% to 3% of fragrance concentrate
Body Lotion : 0.05% to 0.3% in finished product
Shampoo / Body Wash : 0.05% to 0.2% in finished product
Candle (paraffin/soy) : 1% to 6% of fragrance load
Reed Diffuser : 1% to 8% of fragrance load
Soap (cold process) : 0.2% to 1% in finished product

⚠️ As a sesquiterpene hydrocarbon, bisabolene is prone to oxidation. Always store under nitrogen or with antioxidants where possible.
⚠️ Verify current IFRA 51st Amendment category limits at ifrafragrance.org before commercial use, as terpene materials are subject to category-specific restrictions.
⚠️ Patch test in leave-on cosmetics — oxidized terpenes may pose sensitization risk.

METHOD 1 — Naturalistic Woody Base
Combine bisabolene with cedarwood, sandalwood and a touch of labdanum to build a warm, sun-bleached woody base. Use 2% to 5% of the base accord.

METHOD 2 — Citrus Cologne Rounding
Add 0.5% to 2% bisabolene to bergamot-lemon-neroli colognes to extend longevity and soften the volatility of top notes.

METHOD 3 — Mukhallat Bridge Note
Use bisabolene as a connecting layer between rose-oudh hearts and amber-labdanum bases at 1% to 3% of total formula.

BEST PAIRINGS

Opoponax Resinoid → Amplifies natural balsamic warmth
Cedarwood Atlas → Creates sun-warmed dry woody character
Bergamot Oil → Smooths the citrus opening into the heart
Labdanum → Builds rich oriental amber depth
Sandalwood → Adds creamy roundness to the drydown
Oudh / Agarwood → Softens harsh oudh facets, adds naturalistic glow
Myrrh → Reinforces resinous-balsamic character
Pink Pepper → Lifts the slight spicy facet of bisabolene

AVOID
Avoid heavy oxidative exposure during blending — work quickly and minimize air contact. Avoid pairing in high doses with strong aldehydes which can mask its delicate character.

Bisabolene is one of those quiet workhorses I return to whenever a composition feels two-dimensional. It does not announce itself — instead it fills the gaps between accords with a soft, sun-warmed naturalism that synthetic woods can rarely replicate. I think of it as the breath in a fragrance, the pause between the citrus and the resin where everything settles.

ADVANCED TIP
Build a "naturalistic warmth module" using 30% bisabolene + 25% opoponax resinoid + 20% cedarwood Virginia + 15% labdanum absolute + 10% benzoin Siam. Use this pre-made module at 3% to 8% in oriental and mukhallat formulas — it adds an instantly aged, sun-soaked balsamic quality that takes years to achieve through individual layering.

Physical State : Clear mobile liquid, colorless to pale yellow
Skin Safety : Generally safe within IFRA limits; oxidized material may sensitize
Eye Contact : Avoid contact; flush with water if exposed
Ingestion : Not for internal use; seek medical advice if swallowed
Ventilation : Use in well-ventilated area; avoid prolonged vapor inhalation
Storage : Cool, dark place; tightly sealed; protect from light, heat and air
Shelf Life : 12 to 18 months from receipt; refrigeration extends life
Container : Amber glass with PTFE-lined cap; nitrogen blanket recommended
Flammability : Combustible liquid; keep away from open flame and ignition sources

Q: Is bisabolene the same as bisabolol?
A: No. Bisabolene is a sesquiterpene hydrocarbon used in perfumery, while bisabolol is a sesquiterpene alcohol used in cosmetics for skin-soothing properties.

Q: Why does bisabolene smell like opoponax?
A: Bisabolene is one of the major constituents of natural opoponax resin and shares its warm, balsamic-woody character. This is why perfumers often use it to extend or echo opoponax notes.

Q: Can I use bisabolene in attars?
A: Yes, it blends beautifully in oil-based attars and mukhallat compositions, especially with rose, oudh, amber and labdanum at 1% to 3% of the formula.

Q: How should I store bisabolene to prevent oxidation?
A: Store in amber glass under nitrogen blanket, refrigerated, with minimal air exposure. Add 0.05% BHT or tocopherol as an antioxidant for longer shelf life.

Q: How does bisabolene compare to opoponax essential oil?
A: Bisabolene is a single sesquiterpene molecule offering a clean, focused warm-woody facet, whereas opoponax oil is a complex resin with smoky, sweet and spicy nuances. Bisabolene is more transparent and easier to dose precisely.