Guaiacol
ALDRICH/W253200 - natural, ≥99%, FG
Synonym: 2-Methoxyphenol; Catechol monomethyl ether; Pyrocatechol monomethyl ether
CAS Number: 90-05-1
Empirical Formula (Hill Notation): C7H8O2
Molecular Weight: 124.14
EC Number: 201-964-7
MDL Number: MFCD00002185
Linear Formula: (CH3O)C6H4OH
Product Type: Chemical
| agency | follows IFRA guidelines |
| meets purity specifications of JECFA | |
| application(s) | flavors and fragrances |
| assay | ≥99% |
| bp | 205 °C (lit.) |
| density | 1.129 g/mL at 25 °C (lit.) |
| documentation | see Safety & Documentation for available documents |
| food allergen | no known allergens |
| form | liquid |
| solid | |
| fragrance allergen | no known allergens |
| grade | FG |
| Fragrance grade | |
| Halal | |
| Kosher | |
| natural | |
| greener alternative category | Aligned ![]() |
| greener alternative product characteristics | Less Hazardous Chemical Syntheses Use of Renewable Feedstocks Learn more about the Principles of Green Chemistry . |
| InChI | 1S/C7H8O2/c1-9-7-5-3-2-4- |
| InChI key | LHGVFZTZFXWLCP-UHFFFAOYSA |
| mp | 26-29 °C (lit.) |
| organoleptic | bacon; smoky; woody; spicy; vanilla |
| Quality Level | 300 ![]() |
400 ![]() |
|
| refractive index | n |
| reg. compliance | EU Regulation 1223/2009 |
| EU Regulation 1334/2008 & 178/2002 | |
| FDA 21 CFR 172.515 | |
| SMILES string | COc1ccccc1O |
| vapor density | 4.27 (vs air) |
| vapor pressure | 0.11 mmHg ( 25 °C) |
| Application: | Guaiacol can be used to prepare vanillin, a well-known food flavoring agent. |
| Biochem/physiol Actions: | Guaiacol, along with 2,4,6-trichloroanisole, is responsible for cork taint in wine. A method has been developed for extraction and quantitation of the two compounds. |
| General description: | Guaiacol is a flavor compound occurs naturally in tomatoes and wine that is matured in oak barrels. |
| General description: | We are committed to bringing you Greener Alternative Products, which adhere to one of the four categories of Greener Alternatives . This product is a Biobased products, showing key improvements in Green Chemistry Principles “Less Hazardous Chemical Syntheses” and “Use of Renewable Feedstock”. |
| Packaging: | 1 drum in poly drum |
| Packaging: | 1 kg in glass bottle |
| Packaging: | 5, 10 kg in poly drum |
| Symbol | GHS07 |
| Signal word | Warning |
| Hazard statements | H302 - H315 - H319 |
| Precautionary statements | P264 - P270 - P280 - P301 + P312 - P302 + P352 - P305 + P351 + P338 |
| Hazard Codes | Xn |
| Risk Statements | 22-36/38 |
| Safety Statements | 26 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 1 |
| Flash Point(F) | 194.0 °F - closed cup |
| Flash Point(C) | 90 °C - closed cup |
| Purity | ≥99% |
| bp | 205 °C (lit.) |
| mp | 26-29 °C (lit.) |
| Density | 1.129 g/mL at 25 °C (lit.) |
| Refractive Index | n |
| FEMA Number | 2532 |
| UNSPSC | 12164502 |


