Guaiazulene, also 1,4-dimethyl-7-isopropylazulene, is a dark blue crystalline hydrocarbon. It is a bicyclic sesquiterpene that is a constituent of some essential oils, mainly oil of guaiac and chamomile oil.

With the function of anti-inflammatory and promoting tissue regeneration that promotes burn healing.

Guaiazulene is widely used in medical field.

Substance Identification

Synonyms Guaiazulenum | Azulen-Beris | 1,4-Dimethyl-7-isopropylazulene
CAS 489-84-9
EINECS 207-701-2
HS.CODE 291000
Molecular Formula C15H18
Moleclar Weight 198.3

Application & Uses

  • API for burn ointments, skin inflammation ointments
  • used as red-absorbing conjugated materials
  • used as organic UV filters
  • used as anti-inflammatory agents for low-allergenicity cosmetic products
  • used as color additives for hair dye
  • used as antioxidants that can eliminate hydroxyl radicals and inhibit lipid peroxidation in rat liver microsomal membranes

Features & Benefits

  • It turns into oily liquid when the temperature exceeds 28°C.
  • Guaiazulene is an U.S. FDA-approved cosmetic color additive. It - or its 3-sulfonate - is a component of some skin care products together with other skin soothing compounds such as allantoin.
  • Guaiazulene is photosensitive, which producing reactive oxygen species (ROS), such as superoxide radicals, when exposed to prolonged light.

Sales Specification

Appearance dark blue crystal or viscous liquid
Freezing Point, ℃ 30 min
Purity, @GC, % 99.5 min
Moisture Content, % 0.1 max
LD50 oral, rat 1550mg/kg


  • Aluminum Drum, 25/50 kg net each

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GHS Hazard Statements

H-Code H302
P-Code P264/270
Response P301+P312+P330
Storage No data available
Disposal P501
UN Number: UN 1993 3/PG 3 |  S-phrases: S36/37/39-S26-S22 | R-phrases: R22


  • Keep in a cool, well-ventilated place. The storage temperature cannot be higher than 28℃
  • Store away from light
  • Flammable materials should be stored in a separate safety storage cabinet or room
  • Ground all equipment containing material
  • Keep away from heat
  • Keep away from sources of ignition
  • Keep container tightly closed


The above information is believed to be accurate and presents the best explanation currently available to us. We assume no liability resulting from above content. The technical standards are formulated and revised by customers’ requirement and us, if there are any changes, the latest specification will be executed and confirmed in the contract.

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