ortho-guaiacol

o-methoxyphenol

CAS: 90-05-1 C7 H8 O2 MW: 124.13916000 phenolic woody

Identification

Nameortho-guaiacol
IUPAC2-methoxyphenol
CAS Number90-05-1
EINECS201-964-7
FDA UNII6JKA7MAH9C
Molecular FormulaC7 H8 O2
Molecular Weight124.13916000
MDL NumberMFCD00002185
Nikkaji NumberJ3.217D
Beilstein0508112
CoE Number173
XlogP31.30 (est)

Regulatory

JECFA Food Flavoring713 guaiacol
DG SANTE Food Flavourings04.005 2-methoxyphenol
FEMA Number2532
FDANo longer provide for the use of these seven synthetic flavoring substances
FDA Mainterm (SATF)90-05-1 ; GUAIACOL
FDA RegulationFDA PART 172 -- FOOD ADDITIVES PERMITTED FOR DIRECT ADDITION TO FOOD FOR HUMAN CONSUMPTION

Physical Properties

Appearance colorless to pale yellow clear oily liquid to solid (est)
Assay 98.00 to 100.00
Food Chemicals Codex Listed No
Specific Gravity 1.12300 to 1.13000 @ 25.00 °C.
Pounds per Gallon - (est). 9.344 to 9.403
Refractive Index 1.53300 to 1.54400 @ 20.00 °C.
Melting Point 28.00 to 32.00 °C. @ 760.00 mm Hg
Boiling Point 205.00 to 206.00 °C. @ 760.00 mm Hg, 119.00 to 120.00 °C. @ 40.00 mm Hg
Vapor Pressure 0.179000 mmHg @ 25.00 °C. (est)
Vapor Density 4.27 ( Air = 1 )
Flash Point 180.00 °F. TCC ( 82.22 °C. )
logP (o/w) 1.320
Shelf Life 24.00 month(s) or longer if stored properly.
Storage store in cool, dry place in tightly sealed containers, protected from heat and light. store under nitrogen., store under nitrogen.
Soluble in alcohol

Cosmetic Information

CosIngcosmetic data
Cosmetic Usesperfuming agents

Organoleptic Properties

Odor Strength high ,
Substantivity 280 hour(s) at 100.00 %
Odor Description
at 1.00 % in dipropylene glycol.
Phenolic, smoky, spicy, medicinal, vanilla and savory meaty with a woody nuance
medicinal; smoky; woody
aromatic, phenolic
aromatic phenolic burnt
Warm, smoky, vanilla, phenolic, soft, woody. Very Powerful
Odor sample from Sigma-Aldrich
Taste Description
at 2.00 ppm.
phenolic, smoke, woody, bacon

Safety Information

Preferred SDSView
European informationMost important hazard(s):
Oral/Parenteral Toxicityoral-mouse LD50 621 mg/kg
Dermal Toxicitysubcutaneous-guinea pig LDLo 900 mg/kg
Inhalation Toxicityinhalation-mouse LC50 7570 mg/m3

GHS Classification

['GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)', 'GHS Label elements, including precautionary statements']

Safety in Use

Categoryflavor and fragrance agents
Recommendation for ortho-guaiacol usage levels up to0.5000 % in the fragrance concentrate.
Maximised Survey-derived Daily Intakes (MSDI-EU)44.00 (μg/capita/day)
Maximised Survey-derived Daily Intakes (MSDI-USA)16.00 (μg/capita/day)
Structure ClassI
baked goods2.00000
beverages(nonalcoholic)0.80000
beverages(alcoholic)1.00000
breakfast cereal-
cheese0.10000
chewing gum0.01000
condiments / relishes-
confectionery froastings-
egg products-
fats / oils-
fish products-
frozen dairy0.70000
fruit ices-
gelatins / puddings0.90000
granulated sugar-
gravies-
hard candy1.00000
imitation dairy-
instant coffee / tea-
jams / jellies-
meat products3.00000
milk products-
nut products-
other grains-
poultry-
processed fruits-
processed vegetables-
reconstituted vegetables-
seasonings / flavors-
snack foods-
soft candy0.80000
soups-
sugar substitutes-
sweet sauces-

Advanced Biotech. Inc.

Inspired by Nature

A diverse range of products, all meeting our stringent commitment to quality.

View All Website 973-339-6242 info@adv-bio.com

Alfrebro LLC/ Archer Daniels Midland Company

Let's get reacquainted

Building great taste with aroma chemicals, extracts, and distillates

View All Website 513-539-7373 sforbis@alfrebro.com

Augustus Oils Ltd

The Premier Supplier

Augustus Oils Ltd, in harmony with nature - to present it at its best...

View All Website +44 (0)1420 590555 essentials@augustus-oils.ltd.uk

Axxence Aromatic GmbH

We bring nature to your flavour

Dedicated to provide the best possible quality and supply service of natural aroma ingredients.

View All Website +49.2822.68561.0 service@axxence.com

Beijing Lys Chemicals Co, LTD.

From Grams to Tons

Fine chemical high-tech company which contains R&D, production, and sales.

View All Website 86-10-68418738 jiayanyong@lyschem.com

Berje Inc.

Where the world comes to its senses

Where the world comes to its senses - Berjé is a global distributor of Essential Oils and Aromatic Chemicals.

View All Website 973-748-8980 tlauzurica@berjeinc.com

BOC Sciences

Best of Chemicals Supplier

Quality supplier of research chemicals and biochemicals including inhibitors, building blocks, GMP Products, impurities and metabolites, APIs for Veterinary, Natural Compounds, ADCs, Stem Cell Molecul...

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Excellentia International

Ingredients by Nature

Exceptional quality and excellence in meeting our customers requirements.

View All Website 732.749.9840 info@excellentiaint.com

Fleurchem, Inc.

Have A Flavorful Day

A leading global manufacturer and supplier of ingredients for Flavors, Fragrances, AromaTherapy, Foods, Beverages, Personal Care Products, and other uses.

View All Website 845-341-2100 info@fleurchem.com

Foreverest Resources Ltd.

Leading pine based chemicals supplier

Supplying turpentine based and natural/extracted flavor & fragrance ingredients.

View All Website +86 (0)592 5105533 info@foreverest.cn

Glentham Life Sciences Ltd

The Chemical, Biochemical & Research Essentials Supplier

Glentham Life Sciences is a supplier of fine chemicals and raw materials with warehousing, laboratories and packaging facilities in the UK.

View All Website +44 (0) 1225 667798 info@glentham.com

Global Essence Inc.

Preferred Partner

Accommodate each customers unique needs.

View All Website 001 732 677 1100 info@globalessenceuk.com

H. Interdonati, Inc.

Innovative products

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View All Website 800 367-6617 flavorplus@hinterdonati.com

Hermitage Oils / Neroli S.R.L.

Perfumery and Aromatherapy materials since 1979

Hermitage Oils, the true home of essential oils!

View All Website info@hermitageoils.com

Indukern, S.A. F&F Ingredients Division

Commitment to quality

Idukern F&F Ingredients is your partner for the fragrance and flavor ingredients.

View All Website +34 93 506 91 00 info@indukern.es

Jiangyin Healthway International Trade Co., Ltd

Independent Ingredients Supplier

We provide custom synthesis and contract manufacturing from milligrams to metric tonnes.

View All Website 86-510-86023169 info@healthwaychem.com

Lluch Essence S.L.

A family company dedicated to sales and distribution

Flexibility, availability, price and quality.

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M&U International LLC

Steady supply & demand

Meeting customers increasing demands at home as well as abroad.

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Moellhausen S.P.A.

THE CHEMISTRY OF EMOTIONS

Innovation and commitment in the name of excellence.

View All Website +39 039.685.6262

Natural Advantage

Manufacturer of natural flavor ingredients

With over 25 years experience in the flavor and food ingredient industries.

View All Website 318-215-1456 info@natadv.com

Pell Wall Perfumes

Hand-made fragrances

Pell Wall maintains a broad palette of ingredients & in order to keep stocks fresh & the options wide we also sell from our own stock.

View All Website +44 1630 652546 enquiry@pellwall-perfumes.com

Penta International Corporation

Chemistry innovation

At Penta, our products and services help businesses do business better.

View All Website (973) 740-2300 lisaa@pentamfg.com

PerfumersWorld Ltd.

feeeel... the smell!

The one-stop resource for the creative perfumer.

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Riverside Aromatics Ltd.

Speciality Aroma Chemicals, Naturals and Synthetics

A specialist supplier of raw materials to the flavour industry.

View All Website +44 (0) 1202 679532 info@riversidearomatics.com

Robertet, Inc.

HOME OF NATURE, SEED TO SCENT

HOME OF NATURE – natural ingredients from the source.

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Sigma-Aldrich

Complete Supply Chain

The perfect blend of products and services that bring your creativity to life.

View All Website 800-244-1173 ff@sial.com

Sunaux International

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We have industry leading processes and procedures to ensure nothing but the most reliable product.

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Synerzine, Inc.

Innovation. Customization. Aroma Ingredients.

Synerzine is a leading supplier of flavor and fragrance ingredients.

View All Website (404) 524-6744 info@synerzine.com

TCI AMERICA

Moving Your Chemistry Forward

We continuously strive to advance our technology.

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The Good Scents Company

Fragrance Creators

For your fragrance creations.

View All Website 414-764-2659 goodscnt@thegoodscentscompany.com

The Lermond Company

Your Sourcing Resource

The Lermond family has been sourcing raw materials for the flavor and fragrance industry for nearly 7 decades.

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Qingdao Free Trade Zone United International Co Ltd

Quality Products

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Ernesto Ventós S.A.

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Vigon International, Inc.

Passion for Simplicity

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WholeChem, LLC

Connecting Innovators To the Building Blocks Of the Universe

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Potential Uses

FR acorn FR allspice FR amber FR animal FR arnica flower FR autumn FR azalea FL bacon FL/FR beech FR beeswax absolute replacer FL/FR birch tar FR bread baked bread FR cabreuva wood FR cade oil replacer FL cappuccino FR cassia FR cassia blossom FR castoreum FR celery FL chocolate cocoa FR cigar FL/FR cistus FR coconut FR coffee FR deertongue absolute replacer FR fagonia FL/FR fenugreek FR fern FR filbert FR flouve FR flouve blossom FR genet FR gingerbread FR graham cracker FL grain FL/FR guaiacwood FR hay new mown hay FR heliotrope FR herbal FR incense FR labdanum FR leather FR lilac FL meat smoked meat FR moss FL nut FR passion fruit FR peanut FR petunia CS pinus palustris tar FR popcorn FR powder FR pumpkin pie FR rose white rose FL salmon smoked salmon FL sesame FL smoke FR spice FR spicewood straw FR sweet grass FR tobacco FR tonka bean FR vanilla weedy FR woodruff FR woody

Natural Occurrence

asparagus shoot beer PMC boronia absolute @ 0.02% Data butter PMC cassia bark celery leaf celery oil celery seed celery shoot cheese parmesan cheese PMC cinnamon PMC cloudberry fruit cocoa coffee bean coffee roasted coffee corn seed fig leaf filbert roasted filbert guaiacwood ketaki flower oil india @ 0.30% Data milk PMC mustard white mustard passion fruit peanut roasted peanut pepper bell pepper fruit peppermint leaf popcorn PMC rice black rice cooked PbMd PMC rice cooked rice PbMd PMC rice cooked rice PbMd PMC rue plant rum PMC sesame seed roasted soybean tea leaf tobacco leaf tomato fruit turmeric rhizome whiskey wine ylang ylang oil @ 0.17% Data

Synonyms

anastil creodon guaiaco guaiacol nat. guaiacol o- guaiacol o- guaiacol natural guaiastil guajacol guajol guasol 1- hydroxy-2-methoxybenzene 2- hydroxy-anisole 2- hydroxyanisole o- hydroxyanisole ortho- hydroxyanisole o- methoxy catechol 2- methoxy-phenol o- methoxy-phenol 1-oxy-2- methoxybenzene 2- methoxyphenol o- methoxyphenol ortho- methoxyphenol methyl catechol o- methyl catechol ortho- methyl catechol o- methylcatechol ortho- methylcatechol phenol, 2-methoxy- pyrocatechol methyl ester pyrocatechol monomethyl ether PubMed: Determination of the importance of in-mouth release of volatile phenol glycoconjugates to the flavor of smoke-tainted wines. PubMed: Non-smoky glycosyltransferase1 prevents the release of smoky aroma from tomato fruit. PubMed: Characterization of the aroma signature of styrian pumpkin seed oil ( Cucurbita pepo subsp. pepo var. Styriaca) by molecular sensory science. PubMed: Comparative analysis of volatiles in traditionally cured Bourbon and Ugandan vanilla bean ( Vanilla planifolia ) extracts. PubMed: Contribution of several volatile phenols and their glycoconjugates to smoke-related sensory properties of red wine. PubMed: A Solanum lycopersicum catechol-O-methyltransferase involved in synthesis of the flavor molecule guaiacol. PubMed: Efficient synthesis of hydroxystyrenes via biocatalytic decarboxylation/deacetylation of substituted cinnamic acids by newly isolated Pantoea agglomerans strains. PubMed: Identification of 2-ethyl-4-methyl-3-thiazoline and 2-isopropyl-4-methyl-3-thiazoline for the first time in nature by the comprehensive analysis of sesame seed oil. PubMed: Chemical and biochemical study of industrially produced San Simón da Costa smoked semi-hard cow's milk cheeses: Effects of storage under vacuum and different modified atmospheres. PubMed: A role for differential glycoconjugation in the emission of phenylpropanoid volatiles from tomato fruit discovered using a metabolic data fusion approach. PubMed: Decrease of 4-vinylguaiacol during beer aging and formation of apocynol and vanillin in beer. PubMed: Relating sensory descriptors to volatile components in flavor of specialty rice types. PubMed: Structural analogues of homoeriodictyol as flavor modifiers. Part III: short chain gingerdione derivatives. PubMed: Comparison of odor-active compounds from six distinctly different rice flavor types. PubMed: Enzymatic removal of off-flavors from apple juice. PubMed: Aroma components of American country ham. PubMed: Characterization of volatile aroma compounds in cooked black rice. PubMed: Growth behavior of off-flavor-forming microorganisms in apple juice. PubMed: Identification of sulfur volatiles in canned orange juices lacking orange flavor. PubMed: Metabolism of isoeugenol via isoeugenol-diol by a newly isolated strain of Bacillus subtilis HS8. PubMed: Odor thresholds of microbially induced off-flavor compounds in apple juice. PubMed: Physicochemical model to interpret the kinetics of aroma extraction during wine aging in wood. Model limitations suggest the necessary existence of biochemical processes. PubMed: Flavor characteristics of lapsang souchong and smoked lapsang souchong, a special Chinese black tea with pine smoking process. PubMed: Screening for key odorants in Moroccan green olives by gas chromatography-olfactometry/aroma extract dilution analysis. PubMed: Alicyclobacillus spp. in the fruit juice industry: history, characteristics, and current isolation/detection procedures. PubMed: Components detected by means of solid-phase microextraction and gas chromatography/mass spectrometry in the headspace of artisan fresh goat cheese smoked by traditional methods. PubMed: Ferulic acid release and 4-vinylguaiacol formation during brewing and fermentation: indications for feruloyl esterase activity in Saccharomyces cerevisiae. PubMed: Characteristic aroma components of rennet casein. PubMed: Real-time monitoring of 4-vinylguaiacol, guaiacol, and phenol during coffee roasting by resonant laser ionization time-of-flight mass spectrometry. PubMed: Identification of potent odorants in Japanese green tea (Sen-cha). PubMed: In vitro studies of biological effects of cigarette smoke condensate. II. Induction of sister-chromatid exchanges in human lymphocytes by weakly acidic, semivolatile constituents.