para-guaiacol
hydroquinone methyl ether

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  150-76-5 Mequinol >98%

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  M0123 4-Methoxyphenol >99.0%(GC)
  SDS

Name: 4-methoxyphenol CAS Number: 150-76-5 3D/inchi ECHA EINECS - REACH Pre-Reg: 205-769-8 FDA UNII: 6HT8U7K3AM Nikkaji Web: J2.031A Beilstein Number: 0507924 MDL: MFCD00002332 CoE Number: 11241 XlogP3: 1.30 (est) Molecular Weight: 124.13916000 Formula: C7 H8 O2 BioActivity Summary: listing NMR Predictor: Predict (works with chrome, Edge or firefox) Category:flavoring agents   US / EU / FDA / JECFA / FEMA / FLAVIS / Scholar / Patent Information: Google Scholar: Search Google Books: Search Google Scholar: with word "volatile" Search Google Scholar: with word "flavor" Search Google Scholar: with word "odor" Search Perfumer and Flavorist: Search Google Patents: Search US Patents: Search EU Patents: Search Pubchem Patents: Search PubMed: Search NCBI: Search DG SANTE Food Flavourings: 04.077 4-methoxyphenol FDA Mainterm (IAUFC): 150-76-5 ; 4-METHOXYPHENOL   Physical Properties: Appearance: white crystalline powder (est) Assay: 95.00 to 100.00 Food Chemicals Codex Listed: No Melting Point: 53.00 to 57.00 °C. @ 760.00 mm Hg Boiling Point: 243.00 to 245.00 °C. @ 760.00 mm Hg Vapor Pressure: 0.021000 mmHg @ 25.00 °C. (est) Vapor Density: 4.3 ( Air = 1 ) Flash Point: 249.00 °F. TCC ( 120.56 °C. ) logP (o/w): 1.580 Soluble in:   alcohol   water, 1.648e+004 mg/L @ 25 °C (est)   water, 4.00E+04 mg/L @ 25 °C (exp)   Organoleptic Properties: Odor Description:at 1.00 % in dipropylene glycol. phenolic Odor and/or flavor descriptions from others (if found).   Cosmetic Information: CosIng: cosmetic data Cosmetic Uses: antioxidants reducing agents   Suppliers: BOC Sciences For experimental / research use only. Mequinol >98% Glentham Life Sciences 4-Methoxyphenol OQEMA 4-Methoxyphenol Penta International HYDROQUINONE MONOMETHYL ETHER Santa Cruz Biotechnology For experimental / research use only. 4-Methoxyphenol ≥99% Sigma-Aldrich For experimental / research use only. 4-Methoxyphenol purum, =98.0% (HPLC) TCI AMERICA For experimental / research use only. 4-Methoxyphenol >99.0%(GC) sds   Safety Information: Preferred SDS: View European information : Most important hazard(s): Xn - Harmful. R 22 - Harmful if swallowed. R 36 - Irritating to eyes. R 43 - May cause sensitisation by skin contact. S 02 - Keep out of the reach of children. S 20 - When using do not eat or drink. S 24/25 - Avoid contact with skin and eyes. S 26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S 37/39 - Wear suitable gloves and eye/face protection. S 46 - If swallowed, seek medical advice immediately and show this container or label.   Hazards identification   Classification of the substance or mixture GHS Classification in accordance with 29 CFR 1910 (OSHA HCS) None found. GHS Label elements, including precautionary statements   Pictogram   Hazard statement(s) None found. Precautionary statement(s) None found. Oral/Parenteral Toxicity: gavage-rat LD50 [sex: M,F] > 5000 mg/kg (Blaszcak & Auletta, 1987) intraperitoneal-mouse LD50 250 mg/kg National Technical Information Service. Vol. AD691-490 oral-rat LD50 1600 mg/kg Kodak Company Reports. Vol. 21MAY1971 Dermal Toxicity: Not determined Inhalation Toxicity: Not determined   Safety in Use Information: Category: flavoring agents IFRA Critical Effect: Depigmentation   View the IFRA Standard Recommendation for para-guaiacol usage levels up to:   PROHIBITED: Should not be used as a fragrance ingredient.   Maximised Survey-derived Daily Intakes (MSDI-EU): 0.12 (μg/capita/day) Modified Theoretical Added Maximum Daily Intake (mTAMDI): 420 (μg/person/day) Threshold of Concern: 1800 (μg/person/day) Structure Class: I   Food categories according to Commission Regulation EC No. 1565/2000 (EC, 2000) in FGE.06 (EFSA, 2002a). According to the Industry the "normal" use is defined as the average of reported usages and "maximum use" is defined as the 95th percentile of reported usages (EFSA, 2002i). Note: mg/kg = 0.001/1000 = 0.000001 = 1/1000000 = ppm.   average usage mg/kg maximum usage mg/kg Dairy products, excluding products of category 02.0 (01.0): 0.50000 2.50000 Fats and oils, and fat emulsions (type water-in-oil) (02.0): 0.20000 1.00000 Edible ices, including sherbet and sorbet (03.0): 0.50000 2.50000 Processed fruit (04.1): 0.40000 2.00000 Processed vegetables (incl. mushrooms & fungi, roots & tubers, pulses and legumes), and nuts & seeds (04.2): - - Confectionery (05.0): 1.00000 5.00000 Chewing gum (05.3): - - Cereals and cereal products, incl. flours & starches from roots & tubers, pulses & legumes, excluding bakery (06.0): 0.20000 1.00000 Bakery wares (07.0): 2.00000 10.00000 Meat and meat products, including poultry and game (08.0): 0.20000 1.00000 Fish and fish products, including molluscs, crustaceans and echinoderms (MCE) (09.0): 0.20000 1.00000 Eggs and egg products (10.0): - - Sweeteners, including honey (11.0): - - Salts, spices, soups, sauces, salads, protein products, etc. (12.0): 0.30000 1.50000 Foodstuffs intended for particular nutritional uses (13.0): 0.50000 2.50000 Non-alcoholic ("soft") beverages, excl. dairy products (14.1): 0.20000 1.00000 Alcoholic beverages, incl. alcohol-free and low-alcoholic counterparts (14.2): 1.00000 5.00000 Ready-to-eat savouries (15.0): 2.00000 10.00000 Composite foods (e.g. casseroles, meat pies, mincemeat) - foods that could not be placed in categories 01.0 - 15.0 (16.0): 0.40000 2.00000   Safety References: European Food Safety Athority(EFSA):Flavor usage levels; Subacute, Subchronic, Chronic and Carcinogenicity Studies; Developmental / Reproductive Toxicity Studies; Genotoxicity Studies... European Food Safety Authority (EFSA) reference(s): Opinion of the Scientific Panel on food additives, flavourings, processing aids and materials in contact with food (AFC) related to Flavouring Group Evaluation 22 (FGE.22): Ring-substituted phenolic substances from chemical groups 21 and 25 (Commission Regulation (EC) No 1565/2000 of 18 July 2000) View page or View pdf Flavouring Group Evaluation 58 (FGE.58) Consideration of phenol derivatives evaluated by JECFA (55th meeting) structurally related to ring substituted phenolic substances evaluated by EFSA in FGE.22 (2006) (Commission Regulation (EC) No 1565/2000 of 18 July 2000) - Opinion of the Scientific Panel on Food Additives, Flavourings, Processing Aids and Materials in contact with Food (AFC) View page or View pdf Flavouring Group Evaluation 60 (FGE.60): Consideration of eugenol and related hydroxyallylbenzene derivatives evaluated by JECFA (65th meeting) structurally related to ring- substituted phenolic substances evaluated by EFSA in FGE.22 (2006) View page or View pdf Scientific Opinion on Flavouring Group Evaluation 22, Revision 1 (FGE.22Rev1): Ring-substituted phenolic substances from chemical groups 21 and 25 View page or View pdf EPI System: View NIOSH International Chemical Safety Cards:search NIOSH Pocket Guide:search Chemical Carcinogenesis Research Information System:Search AIDS Citations:Search Cancer Citations:Search Toxicology Citations:Search Carcinogenic Potency Database:Search EPA GENetic TOXicology:Search EPA Substance Registry Services (TSCA):150-76-5 EPA ACToR:Toxicology Data EPA Substance Registry Services (SRS):Registry Laboratory Chemical Safety Summary :9015 National Institute of Allergy and Infectious Diseases:Data SCCNFP:opinion WGK Germany:1 4-methoxyphenol Chemidplus:0000150765 EPA/NOAA CAMEO:hazardous materials RTECS:150-76-5   References:   4-methoxyphenol NIST Chemistry WebBook: Search Inchi Canada Domestic Sub. List: 150-76-5 Pubchem (cid): 9015 Pubchem (sid): 134973235 Pherobase: View   Other Information: (IUPAC): Atomic Weights of the Elements 2011 (pdf) Videos: The Periodic Table of Videos tgsc: Atomic Weights use for this web site (IUPAC): Periodic Table of the Elements FDA Indirect Additives used in Food Contact Substances: View CHEBI: View CHEMBL: View KEGG (GenomeNet): D04926 HMDB (The Human Metabolome Database): HMDB29696 FooDB: FDB000886 Export Tariff Code: 2909.50.5000 Typical G.C. VCF-Online: VCF Volatile Compounds in Food ChemSpider: View Wikipedia: View Formulations/Preparations: topical solution; 2% mequinol with tretinoin 0.01% (solage) (with alcohol 77.8% vv); (galderma)   Potential Blenders and core components note None Found   Potential Uses:   artificial nail systems   Occurrence (nature, food, other):note   anise seed Search Trop Picture   anise star anise oil Search Trop Picture   champaca concrete @ trace% Data GC Search Trop Picture   galangal lesser galangal - less than 500 mg/kg Search Trop Picture   marjoram shoot Search Trop Picture   Synonyms: p- guaiacol para- guaiacol   HQMME   hydroquinone methyl ether   hydroquinone monomethyl ether 1- hydroxy-4-methoxybenzene 4- hydroxyanisole p- hydroxyanisole para- hydroxyanisole p- hydroxymethoxybenzene para- hydroxymethoxybenzene   leucobasal   leucodine B   mechinolum   mequinol 4- methoxy-phenol 4- methoxyphenol p- methoxyphenol para- methoxyphenol mono methyl ether hydroquinone   phenol, 4-methoxy-   phenol, p-methoxy-   solage   Articles:   None found yet. 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Notes: depigmenting agent. Mequinol is a drug used in combination with the drug tretinoin in the treatment of liver spots. Mequinol used alone and in higher doses is used as a topical drug for medical depigmentation. (Wikipedia)