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Guaiacol

CAS NO.:90-05-1

Purity: 98%+

Appearance:Transparent, colourless to pale yellow liquid

Product name Guaiacol
Synonym

PYROCATECHOL MONOMETHYL ETHER;PYROGUAIAC ACID;O-METHOXYPHENOL;O-METHYLCATECHOL;O-HYDROXYANISOLE;CATECHOL MONOMETHYL ETHER;Gulaiacol;GUAJACOL

CAS NO. 90-05-1
Appearance Transparent, colourless to pale yellow liquid
Purity 98%
MF C7H8O2
MW 124.14
Related categories Fragrance
Storage Keep in dark place,sealed in dry,room temperature
Transport Information Class 6.1 dangerous goods
HS Code(in China) 2909500000
Contact information Name:Echo Liu
E-mail:echo@coreychem.com

Guaiacol is a naturally occurring aromatic phenol with the molecular formula C₇H₈O₂ and a molecular weight of 124.14 g/mol. It appears as a colorless to slightly yellow oily liquid, with a distinct smoky, woody, and spicy odor. Guaiacol is derived from guaiacum wood, creosote, or lignin pyrolysis and serves as an important intermediate in both natural and synthetic chemical processes. Thanks to its unique scent and reactive phenolic structure, it is used in industries such as flavor and fragrance, pharmaceuticals, agrochemicals, and polymer chemistry.


🌸 Fragrance & Flavor Industry

Guaiacol has a strong, characteristic aroma that resembles smoke, vanilla, and roasted coffee, making it a popular additive in:

  • Smoked-flavored foods (meat seasonings, sauces, barbecue products)

  • Artificial vanilla production (as a precursor for vanillin)

  • Beverages and candies with roasted or woody notes

  • Perfumes and colognes for tobacco, woody, or earthy scent accords

Its bold scent profile allows formulators to create deep, comforting sensory effects in both edible and cosmetic products.


💊 Pharmaceutical Applications

In medicine, guaiacol has traditionally been used as:

  • An expectorant in cough syrups

  • An antiseptic and mild local anesthetic

  • A chemical precursor for guaifenesin, a common mucolytic agent

It is also used in veterinary products and some topical formulations with antimicrobial purposes.


⚗️ Industrial & Chemical Use

Guaiacol is a key raw material or intermediate in the production of:

  • Vanillin (synthetic vanilla flavor)

  • Antioxidants (such as BHA/BHT analogs)

  • Polymer stabilizers and dyes

  • Agrochemicals, including fungicides and herbicide components

    Its phenolic structure allows it to undergo a wide variety of chemical reactions, making it valuable in fine chemical manufacturing.


🧪 Storage & Safety

Guaiacol should be stored in sealed containers, in a cool, well-ventilated area, protected from light and air to avoid oxidation. It is sensitive to heat and should be handled with care during formulation or transport.

●Product Manager Email: Echo@coreychem.com

Packaging:

Sample: 1 kg/bottle
Bulk: 155 kg/ drum

Customized packaging available upon request.

 

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