Molekula
Guaiazulene
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Guaiazulene is a deep blue, aromatic sesquiterpene compound obtained from guaiac wood oil, or by dehydrogenating guaiol and related sesquiterpenes, known for its anti-inflammatory, antioxidant, and skin-soothing properties. It is widely used in cosmetics, pharmaceuticals, and aromatherapy for its calming and healing effects. Guaiazulene has a CAS number of 489-84-9, a molecular formula of C15H18, and a molecular weight of 198.31. It is stored at ambient conditions with a signal word of Warning. Molekula supplies Guaiazulene from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
-
25 g — £62.60 per pack ex VAT · £75.12 inc. VAT
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | Dark blue crystalline solid or viscous liquid |
| Water | ≤1.0% |
| Assay | ≥99.0% |
| Freezing Point | ≥30℃ |
| Identification (IR) | conforms to reference |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Melting Point | 31.5 °C |
| Boiling Point | 152 to 154 °C at 7 mmHg |
Source: PubChem CID 3515 (Human Metabolome Database (HMDB))
Identification
| Property | Value |
|---|---|
| SKU | 21265582 |
| CAS Number | 489-84-9 |
| IUPAC Name | 1,4-dimethyl-7-propan-2-ylazulene |
| EC Number | 207-701-2 |
| Molecular Formula | C15H18 |
| Molecular Weight | 198.31 |
| Exact Mass | 198.1409 |
| SMILES | CC1=C2C=CC(=C2C=C(C=C1)C(C)C)C |
| 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 |
| PubChem CID | 3515 |
| REACH Code | Y110 |
| HTS Code | 29021900 |
| Tariff Code | 2902190000 |
Safety & GHS
-
Health Hazard
GHS07
Hazard statements
- H302 Harmful if swallowed
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P270 Do not eat, drink or smoke when using this product
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+312 IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell
- P302+352 IF ON SKIN: Wash with soap and water
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
Documents
Safety Data Sheets (SDS)
Available in English, English (US), French, German, Italian, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- 1,4-Dimethyl-7-isopropylazulene
- 7-Isopropyl-1,4-dimethylazulene
- Azulon
- Azunol
- Kessazulen
- Purazulen
- S-Guaiazulene
- Silazulon
- Uroazulen
- Vetivazulen
Frequently asked questions
What is guaiazulene commonly used for?
Guaiazulene is primarily used in cosmetics for its anti-inflammatory, soothing, and skin-healing properties, often found in after-sun products, creams, and ointments.
What is the chemical formula and molecular weight of guaiazulene?
The chemical formula is C15H18, and the molecular weight is 198.31 g/mol.
How should guaiazulene be stored?
Store guaiazulene at ambient temperature in a cool, dry place, away from direct sunlight and incompatible materials.
What grades or purities of guaiazulene does Molekula supply?
Molekula supplies pharmaceutical/cosmetic-grade guaiazulene with high purity, suitable for formulations requiring strict quality standards.
Can Molekula supply guaiazulene in bulk quantities?
Yes, Molekula can provide guaiazulene in bulk quantities upon request, with flexible packaging options for large-scale production needs.
What documentation comes with an order of guaiazulene?
Each order includes a Certificate of Analysis (CoA), Material Safety Data Sheet (MSDS), and batch-specific documentation for traceability and compliance.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.