Guaiacol is an oily yellow liquid with a penetrating odor, obtained by distilling wood tar or wood creosote.

Guaiacol is present in wood smoke, resulting from the pyrolysis of lignin. The compound contributes to the flavor of many substances such as whisky and roasted coffee.

Substance Identification

Synonyms Natural Guaiacol | Pyrocatechol monomethyl ether
CAS 90-05-1
EINECS 201-964-7
FEMA 2532
HS.CODE 290950
Molecular Formula C7H8O2
Moleclar Weight 124.14

Application & Uses

  • Natural Guaiacol is used in confect a series of essence of coffee, herb, fumes and tobacco
  • Natural Guaiacol is also use as perfume and antioxidants in food and daily chemicals synthesize, vanillin and pharmaceutical intermediates

Sales Specification

Appearance White to light yellow liquid or crystal
Odor A rich sweet odor
Purity, G.C, % 99.5 min
LD50 oral, rat 520mg/kg
LD50 dermal, rabbit 4600mg/kg


  • Galvanized Steel Drum, 200kg net each

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GHS Hazard Statements

H-Code H302/313/315/319/402
P-Code P264/270/273/280
Response P301+P312+P330 P302+P352 P305+P351+P338 P312 P332+P313 P337+P313
Storage No data available
Disposal P501
UN Number: UN 1993 3/PG 3 |  S-phrases: S26 | R-phrases: R22;R36/38


  • 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
  • keep in a cool, well-ventilated place

Relation Products


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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