Musk Ketone (10% in B.B)

• 10% pre-diluted in DPG for easy use
• Classic nitro musk with soft projection and strong fixative value
• Enhances longevity and smoothness in floral, amber, and powdery accords
• Suitable for attars, oil-based perfumes, mists, incense, and solid formats
• Pairs well with aldehydes, florals, caramelic, and spicy materials
  
  

Musk Ketone (10% in DPG) is a smooth, long-lasting powdery nitro musk with a soft sweet-floral musky aroma. It delivers a classic, elegant musk profile that is less animalic than Musk Xylol, with subtle notes of amber and warm floral powder. This 10% dilution in DPG (Dipropylene Glycol) allows for easy blending in oil perfumes, attars, mists, incense, and solid perfumes, where a soft, sweet musk base is desired.

It pairs beautifully with Lyral for green-floral depth, Furaneol for caramel-fruity warmth, and Cinnamyl Alcohol for spicy floral body.

SCENT DESCRIPTION: Musk Ketone opens with a soft, dry warmth that settles almost immediately into a rich, powdery musk heart carrying a quiet, skin-close animalic intimacy. The character is sweet without being sugary — enveloping and personal rather than fresh or projected. As it dries down on skin or fabric, a subtle woody dryness emerges beneath the powder, grounding the composition with calm, unhurried authority. The overall impression is deeply classic, heavy, and unmistakably representative of old-school musk perfumery at its most intimate.

NOTE POSITION: Base

FRAGRANCE FAMILY: Musk · Powdery · Woody Oriental

FACETS: Warm · Powdery · Animalic · Sweet · Woody

TENACITY: Very High — 48+ hours on fabric, 12–18 hours on skin

SILLAGE: Medium — intimate and skin-close, radiates gently and personally rather than broadcasting loudly into the surrounding space

Chemical Name : 1-(4-tert-Butyl-2,6-dimethyl-3,5-dinitrophenyl)ethan-1-one
CAS Number : 81-14-1
Synonyms : Ketone Musk, Musk 81, 4'-tert-Butyl-2',6'-dimethyl-3',5'-dinitroacetophenone, Acetyl dinitro dimethyl tert-butyl toluene
Purity : ≥99%
Appearance : White to pale yellow crystalline powder
Odor Threshold : ~0.003 ppm in air (extremely low — highly detectable at trace concentrations)
Solubility : Soluble in ethanol, IPM, DPG, diethyl phthalate; insoluble in water
Specific Gravity : ~1.2 g/cm³ at 20°C (crystalline solid — verify with supplier)
Flash Point : >100°C (solid crystalline material — verify with supplier)
Type : Synthetic — Nitroaromatic (Nitro Musk family)

Use 0.5–2% of this 10% blend to add musk softness to your base. Layer with Lyral for green-floral body, Furaneol for warm sweetness, or Cinnamyl Alcohol for a cozy spicy finish.

IFRA STATUS: PROHIBITED

Musk Ketone is listed as a prohibited ingredient under the IFRA 51st Amendment (2023). It is not permitted for use in any consumer fragrance product under IFRA-compliant manufacturing. There are no permitted category limits — the prohibition applies across all consumer product types.

The following are historical reference rates provided for educational and research purposes only. These rates reflect industry practice prior to prohibition and must not be used as guidance for compliant commercial formulation.

Application : Historical Rate (Reference Only)
EDP : 1.0–3.0%
EDT : 0.5–2.0%
Body Lotion : 0.3–1.0%
Shampoo / Body Wash : 0.2–0.5%
Candle : 2.0–5.0%
Reed Diffuser : 5.0–10.0%
Bar Soap : 0.5–1.5%

⚠️ Historical rates above are for academic reference only — not for compliant commercial use.
⚠️ Musk Ketone is PROHIBITED under IFRA 51st Amendment across all product categories.
⚠️ Banned in cosmetics under EU Regulation (EC) No 1223/2009, Annex II (prohibited substances list).
⚠️ Environmental persistence and bioaccumulation concerns have been documented — handle responsibly.
⚠️ Always verify applicable national and regional regulations in your jurisdiction before any use.

Method 1 — Fixative Anchor in Alcohol Base
Dissolve Musk Ketone at 0.5–2.0% in warm ethanol or DPG before incorporating into your fragrance blend. As a base note fixative, it binds lighter top and middle notes to the composition, significantly extending longevity and adding a warm musk trail that develops beautifully on skin over hours.

Method 2 — Attar and Oil Base Integration
For oil-based attars and oriental compositions, pre-dissolve Musk Ketone in a warm carrier such as IPM or fractionated coconut oil — gentle heat to 40–50°C assists dissolution given its solid crystalline state. Incorporate into the base at 0.5–1.5% for deep, long-lasting musk warmth that complements oud, rose, and resinous materials.

Method 3 — Layered Musk Accord Building
Build a complex musk accord by combining Musk Ketone with modern polycyclic or macrocyclic musks such as Galaxolide or Habanolide at complementary ratios. This layers the animalic intimacy of Musk Ketone with the clean diffusion of contemporary musks, producing a richer, more multi-dimensional musk base than either ingredient delivers alone.

BEST PAIRINGS

Rose Absolute → Adds animalic depth and warmth to romantic floral compositions
Oud / Agarwood Oil → Creates a dense, resinous oriental musk base of great complexity
Sandalwood (Mysore / Synthetic) → Enhances woody creaminess and warm skin-close character
Ambroxan / Ambergris → Powerful marine-animalic musk radiance of exceptional lasting power
Benzyl Benzoate → Fixative synergy — extends longevity further and smooths transitions
Labdanum Absolute → Deep, leathery-animalic warmth ideal for chypre and oriental work
Vetiver → Adds smoky, earthy complexity beneath the powdery musk character
Ethyl Vanillin / Vanilla → Sweetens the animalic warmth into a soft gourmand-oriental musk profile

AVOID
Avoid combining with highly acidic components or strong oxidizing agents as nitroaromatic compounds can show sensitivity in certain chemical environments. Avoid use alongside UV-reactive ingredients without prior stability testing. Do not use in formulations intended for mucous membrane contact or oral use under any circumstances.

💡 To create a soft, sweet musky dry-down 🌸, use 0.5–2% Musk Ketone (10% in DPG) in your roll-ons, body sprays, or floral attars.

🌿 Combine with Lyral and Cinnamyl Alcohol to bring depth to floral heart notes.

🍮 Add a touch of Furaneol to give a caramelic warmth that lingers beautifully on skin.

🔄 Mix well before use to ensure consistency in your blend.

⚠️ Always patch test on skin when used in leave-on formulas to ensure safety.

Physical State : White to pale yellow crystalline solid powder
Skin Safety : Known sensitizer — wear gloves when handling raw material; avoid prolonged or repeated skin contact
Eye Contact : Irritant — avoid all eye contact; flush immediately and thoroughly with clean water if exposure occurs
Ingestion : Not for consumption under any circumstances — keep away from food, beverages, and oral contact
Ventilation : Work in a well-ventilated area; avoid prolonged inhalation of dust particles or powder
Storage : Cool, dry, dark location — away from direct sunlight, heat sources, and strong oxidizing agents
Shelf Life : 2–3 years when stored correctly in sealed container away from light and moisture
Container : Amber glass or opaque, tightly sealed container strongly recommended to prevent light degradation of the nitro compound
Flammability : Combustible solid — flash point >100°C; keep away from open flame, sparks, and high heat

⚠️ Nitroaromatic compounds require appropriate handling precautions — gloves, eye protection, and ventilated workspace are standard.
⚠️ Prohibited under IFRA 51st Amendment and restricted under EU Cosmetics Regulation — use in accordance with applicable local law.
⚠️ Environmental persistence and aquatic toxicity have been documented for nitro musks — dispose of responsibly per local chemical waste regulations.

Q1: What does Musk Ketone smell like?

It smells soft, powdery, and musky—less animalic than other nitro musks, with floral and warm amber notes.

Q2: Is it suitable for oil-based perfumes and attars?

Yes! It’s pre-diluted in DPG, making it ready for use in roll-ons, mists, and attars.

Q3: What’s the difference between Musk Ketone and Musk Xylol?

Musk Ketone is sweeter and more floral, while Musk Xylol is heavier and more animalic.

Q4: Can I use it in body sprays and incense?

Absolutely. It enhances longevity and adds musky warmth to both sprays and incense pastes.

Q5: What ingredients blend best with it?

It blends well with Lyral, Furaneol, Cinnamyl Alcohol, floral absolutes, and amber fixatives.

Professional formulation workflow

Musk Ketone (10% in B.B) should be evaluated in a controlled small batch before production. Confirm the supplied grade, active concentration and recommended application range from the current supplier documentation. Weigh accurately instead of measuring by drops, record every adjustment, and compare the modified trial against an unchanged control.

Compatibility and quality checks

Test the ingredient in the actual alcohol, oil, surfactant, emulsion or wax base intended for sale. Observe clarity, separation, color, odor and performance immediately after mixing and again after a suitable resting period. A material that looks stable in a concentrate can behave differently in the finished formulation.

Scale-up and safety

Convert percentages into exact batch weights and verify the final consumer-product concentration before scaling. Follow the latest applicable IFRA, cosmetic, chemical and supplier safety documentation for the intended category. Use appropriate protective equipment, ventilation and clearly labeled containers, and retain a sample from every approved batch for quality comparison.