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Synthetic aroma chemicals

Guaiazulene

Also known as 1,4-Dimethyl-7-isopropylazulene, 7-Isopropyl-1,4-dimethylazulene, Vetivazulen

CAS 489-84-9Formula C15H18Molar mass 198.31 g/molEC 207-701-2
GHS signal word: Warning. Pictograms: Harmful or irritant 32 suppliers listed
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Guaiazulene chemical structure, C15H18, CAS 489-84-9
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
489-84-9
Formula
C15H18
Molar mass
198.31 g/mol
EC number
207-701-2
HS code
290290
Category
Synthetic aroma chemicals

What is Guaiazulene?

Plain description, key identifiers and synonyms

Guaiazulene is a sesquiterpene. It derives from a hydride of a guaiane.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
1,4-dimethyl-7-propan-2-ylazulene
CAS number
489-84-9 CAS number cross-checked
EC number
207-701-2
Molecular formula
C15H18
UNII
2OZ1K9JKQC
MDL number
MFCD00003811
INCI name
GUAIAZULENE
InChIKey
FWKQNCXZGNBPFD-UHFFFAOYSA-N
InChI
InChI=1S/C15H18/c1-10(2)13-7-5-11(3)14-8-6-12(4)15(14)9-13/h5-10H,1-4H3
SMILES (canonical and isomeric)
CC1=C2C=CC(=C2C=C(C=C1)C(C)C)C

Synonyms

  • 1,4-Dimethyl-7-isopropylazulene
  • 7-Isopropyl-1,4-dimethylazulene
  • Vetivazulen
  • Azulon
  • S-Guaiazulene
  • Kessazulen
  • Purazulen
  • Silazulon
  • Uroazulen
  • Azunol
  • guaiazulen
  • Guajazulene
  • Vaumigan
  • 1,4-dimethyl-7-propan-2-ylazulene
  • 1,4-Dimethyl-7-(1-methylethyl)azulene
  • Azulene, 1,4-dimethyl-7-(1-methylethyl)-
  • 3,8-Dimethyl-5-(2-propyl)azulene
  • 1,4-dimethyl-7-(propan-2-yl)azulene
  • Eucazulen
  • Guiazulene
  • Cuteazul
  • Azulen-beris
  • Gurjunazulen
  • Azulol
  • AZ-8 beris
Show all 36 synonyms
  • hepatoprotectant
  • 7-isopropyl-1,4-dimethyl-azulene
  • Azulene, 7-isopropyl-1,4-dimethyl-
  • Azunol (TN)
  • Azulene,4-dimethyl-
  • Azulene, 1,4-dimethyl-7-isopropyl-
  • 1,4-dimethyl-7-(1-methylethyl)-azulene
  • 1,4-Dimethyl-7-isopropyl-Azulene
  • 1,4-Dimethyl-7-isopropylazulene (JAN)
  • 1,4-Dimethyl-7-(1-methyl)-azulene (azulon)
  • Eucazulene

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
198.31 g/molcalc.
Exact mass
198.1409 Dacalc.
LogP (octanol/water)
4.53calc.
Topological polar surface area
0 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
0calc.
Rotatable bonds
1calc.
Heavy atoms
15calc.
Rings
2calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.33calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, c1ccc2cccc-2cc1

c1ccc2cccc-2cc1

2 rings, 10 atoms, the Azulene ring system.

245 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Warning
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H302Harmful if swallowed.
Precautionary statements (5)
  • P264Wash skin thoroughly after handling.
  • P270Do not eat, drink or smoke when using this product.
  • P301 + P317If swallowed: Get medical help.
  • P330Rinse mouth.
  • P501Dispose of contents and container in accordance with local regulations.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Full safety data and first aid

Guaiazulene suppliers

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All 32 suppliers
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Where suppliers are based

32 suppliers in 6 countries

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Guaiazulene price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

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Uses and applications

What the substance is used for, by industry and function

Use classes: Cosmetics.

Cosmetic ingredient, INCI name GUAIAZULENE(antimicrobial, perfuming)

Roles

  • ophthalmology drug
  • pharmaceutical

Functional uses

  • Biocide
  • Dye
  • Fragrance

Cosmetic functions

  • Antimicrobial
  • Perfuming

Regulatory status

Inventories, regulations and trade controls that list this substance

Health and food

  • EU cosmetic ingredient inventory

United States

  • TSCA inventory (USA)
    Status: Active in US commerce

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Guaiazulene is traded under.

HS 2902.90Indicative HS code

Cyclic hydrocarbons, other

World exports in 2024
$612M
−6.1% vs 2023, imports $670M
2019 to 2024
Top exporters
  1. China28.0%
  2. Germany13.9%
  3. India * partner reported12.6%
Top importers
  1. Germany11.1%
  2. United States10.6%
  3. South Korea8.3%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for Guaiazulene is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Guaiazulene, based on the data on this page

What is Guaiazulene?

Guaiazulene is a sesquiterpene. It derives from a hydride of a guaiane.

What is the CAS number of Guaiazulene?

The CAS registry number of Guaiazulene is 489-84-9.

What is the molecular formula and weight of Guaiazulene?

The molecular formula of Guaiazulene is C15H18 and its molar mass is 198.31 g/mol.

What is Guaiazulene used for?

Use classes: Cosmetics.

Is Guaiazulene hazardous?

Guaiazulene carries the GHS signal word "Warning". Main hazards: harmful if swallowed. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Guaiazulene?

Guaiazulene is usually classified under HS code 290290 (Cyclic hydrocarbons, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Guaiazulene?

CompoundList lists 32 suppliers of Guaiazulene in China, United States, Germany, United Kingdom and 2 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Guaiazulene?

Suppliers quote Guaiazulene on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Guaiazulene

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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