1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience2. Free samples will be provided,ensure specifications and quality are right for customer3. Customers will receive the most professional technical s
Cas:121-33-5
Min.Order:1 Gram
FOB Price: $0.1
Type:Manufacturers
inquiryFounded in 2008, East Chemsources Limited is a professional manufacturer and supplier in food and chemical field in China. Through more than ten years development, our company has developed from single product at first to provide solution to final
Zorui combines R&D, production and sales into its operations, While continuously providing high-quality raw materials, we also provide and optimize technical solutions for customers to achieve mutual benefit. We adhere to the "quality, integ
Cas:121-33-5
Min.Order:1 Kilogram
Negotiable
Type:Other
inquiry1.In No Less SIX years exporting experience. for US clients can 100% received goods 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service&quo
Cas:121-33-5
Min.Order:25 Kilogram
FOB Price: $1.0
Type:Lab/Research institutions
inquiryHanways focus on: -Pharmaceutical raw materials -Chemical raw materials -Food additives -Flavors and fragrances -Feed additives -Plant extracts -Veterinary raw materials We could supply you: -Best quality -Competitive price
Cas:121-33-5
Min.Order:1 Kilogram
FOB Price: $10.0
Type:Trading Company
inquiryhigh quality competitive offer. Appearance:White to slightly yellow crystals Storage:It should be stored in a dry and ventilated warehouse and avoid sundry odors pollution. Sunlight and rain should be prevented during transportation Package:25KG/Fi
Specifications CAS No.: 121-33-5 Other Names: 4-Hydroxy-3-methoxybenzaldehyde MF: C8H8O3 EINECS No.: 204-465-2 FEMA No.: 121-33-5 Place of Origin: Shanghai, China (Mainland) Type: Natural Flavour & Fragrances Natural Variety: Plan
1.A strong technical force and advanced processing equipments. The quality of the products has been strictly inspected and all kinds of index have reached or exceeded domestic and international standards.2. Now we have established long-term stable re
Items Standard Result Appearance White or pale yellow crystal like,or powder. Has a sweet,milk and vanillin Off-white crystalline powder
Cas:121-33-5
Min.Order:1 Kilogram
FOB Price: $13.0 / 25.0
Type:Manufacturers
inquiryWelcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional JIT service with instant market intelligence in China to benefit our
Cas:121-33-5
Min.Order:25 Kilogram
Negotiable
Type:Manufacturers
inquiryProduct description: Product name Vanillin CAS number 121-33-5 Assay ≥99% Appearance White crystalline powder Capacity 500mt/year Application Food, tobacco and cosmetics
Kono Chem., Ltd was established in 2014, which is surbordinated to PIONEER BIOTECH HongKong, and has got great support from the State Department of Commerce as one of the most promising export-oriented manufacturing enterprises. Kono Chem is head
LIDE PHARMACEUTICALS LIMITED is a professional chemicals and APIs leading manufacturer in China. Our core business line covers APIs, Intermediates, Herb extract, etc.
Unique advantages for Vanillin Cas 121-33-5 Guaranteed the purity High quality & competitive price Quality control Fast feedback Prompt shipment Appearance:White Powder Package:1kg/foil bag, 25kg/drum or as you required Applicati
Cas:121-33-5
Min.Order:1 Kilogram
FOB Price: $25.0
Type:Trading Company
inquiryPurity 99% with competitive price Fast delivery Prompt shipment Appearance:White powder Storage:Store in cool dry place Package:drum packing Application:food and flavor additives Port:Shanghai, Nanjing
Cas:121-33-5
Min.Order:1 Metric Ton
Negotiable
Type:Manufacturers
inquirySpecifications: Confirm to GB3861, BP, FCC, USP standard. Appearance:White to pale yellow crystalline powder Storage:stored in cool and ventilated place ,keep away from water,heat and fire Package:n 0.5 or 1 Kg tins, 25Kg cartons or 50 Kg iron
Cas:121-33-5
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryWe are: Focus on the research, production and sale of Plant and Animal extract, Medical intermediate, complete coverage six industries. Product grade: Medicine, Health care product, Cosmetics, Food,Feed, Biopesticide. Hot selling market: Europe,
Cas:121-33-5
Min.Order:1 Kilogram
FOB Price: $43.0 / 47.6
Type:Manufacturers
inquiryhigh quality Appearance:White or off-white Solid Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea Port:shanghai
The above product is Ality Chemical's strong item with best price, good quality and fast supply. Ality Chemical has been focusing on the research and production of this field for over 14 years. At the same time, we are always committed to providi
High quality. Factory supply. In stock. Best price.1.Quick response within 24 hours;2.Best quality in your requirement;?3.We pay more attention on delivery time, and usually ship on time;4.Under the premise of safety and effectiveness, we can produce
Shanghai Seasonsgreen Chemical is a high-tech research and development, production, sale and custom synthesis set in one high-tech chemical products enterprises. Our sales and marketing division is located in Shanghai, serving international pharmaceu
Cas:121-33-5
Min.Order:1 Kilogram
FOB Price: $1.0
Type:Manufacturers
inquiryColorcom is a global leader in industrial chemical manufacturing and is continuously innovating and transforming to exceed client expectations and industry standards. Colorcom prides itself on superior customer and technical focus, while focusing on
DayangChem exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product s
Cas:121-33-5
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryOur company was built in 2009 with an ISO certificate.In the past 6 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so on.O
Cas:121-33-5
Min.Order:1 Kilogram
FOB Price: $1000.0
Type:Lab/Research institutions
inquiryOur advantages: 1, High quality with competitive price: 1) Standard:BP/USP/EP/Enterprise standard 2) All Purity≥99% 3) We are manufacturer and can provide high quality products with factory price. 2, Fast and safe delivery 1) Parcel can be
Cas:121-33-5
Min.Order:1 Kilogram
FOB Price: $1.0 / 10.0
Type:Trading Company
inquiryWITH US,YOUR MONEY IN SAFE,YOUR BUSINESS IN SAFE 1)Quick Response Within 12 hours; 2)Quality Guarantee: All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France et
Cas:121-33-5
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiryName: Vanillin Synonyms: 4-Hydroxy-3-methoxybenzaldehyde CAS:121-33-5 MF: C8H8O3 Appearance: White to pale yellow crystal or powder Storage:Store in cool and dry place, away from sun light. Package: 25kgs/drum Application:Flavoring Agents Tran
We are leading fine chemicals supplier in China and Our main business covers the fields below: 1.Noble Metal Catalysts (Pt.Pd...) 2.Organic Phosphine Ligands (Tert-butyl-phosphine.Cyclohexyl-phosphine...) 3.OLED intermediat
Cas:121-33-5
Min.Order:1 Kilogram
FOB Price: $4.0 / 5.0
Type:Lab/Research institutions
inquiryPRODUCT DETAILS Product Name: Vanillin
Cas:121-33-5
Min.Order:1 Kilogram
FOB Price: $1.0 / 2.0
Type:Lab/Research institutions
inquiryConditions | Yield |
---|---|
With dihydrogen peroxide In acetonitrile at 40℃; for 8h; Catalytic behavior; Reagent/catalyst; | 100% |
With palladium; oxygen; sodium hydrogencarbonate In water at 80℃; for 6h; Reagent/catalyst; | 100% |
With titanium(IV) oxide; oxygen at 29.84℃; under 760.051 Torr; for 6h; Sealed tube; Irradiation; | 99% |
Conditions | Yield |
---|---|
With dihydrogen peroxide; [(t-C4H9)4N]3PMo4O16 In tert-butyl alcohol | 100% |
With potassium hydroxide; nitrobenzene at 120 - 130℃; |
Conditions | Yield |
---|---|
With 1-methyl-pyrrolidin-2-one; potassium carbonate; thiophenol for 0.5h; Hydrolysis; Heating; | 100% |
With cucumber juice at 30 - 35℃; for 6h; Inert atmosphere; Green chemistry; | 94% |
natural kaolinitic clay In methanol at 25℃; for 0.5h; | 90% |
vanillin
Conditions | Yield |
---|---|
With hydrogenchloride for 0.0416667h; Product distribution; Ambient temperature; pH = 4-6, regeneration of aldehyde; | 100% |
Conditions | Yield |
---|---|
With ammonium iodide; dihydrogen peroxide; sodium dodecyl-sulfate In water at 20℃; for 0.166667h; micellar medium; | 100% |
With dihydrogen peroxide; iodine; sodium dodecyl-sulfate In water at 20℃; for 1h; Micellar solution; | 95% |
With 2,4,4,6-Tetrabromo-2,5-cyclohexadien-1-one; dihydrogen peroxide In water; acetonitrile at 20℃; for 0.666667h; | 95% |
methanol
A
5-(1-Methoxy-allyl)-benzo[1,3]dioxole
B
vanillin
C
trans-1,2-methylenedioxy-4-(3'-methoxy-1'-propenyl)benzene
Conditions | Yield |
---|---|
With potassium hydroxide; tetrakis(triphenylphosphine) palladium(0) at 20℃; for 1.5h; | A n/a B 100% C n/a |
Conditions | Yield |
---|---|
With iron(III) chloride on silica In neat (no solvent) at 30℃; for 1h; | 99% |
With iron(III) chloride on silica In neat (no solvent) at 30℃; for 1h; other benzyloxy aromatics; | 99% |
With methanol; amberlyst-15 In toluene at 110℃; for 2h; | 98% |
vanillin
Conditions | Yield |
---|---|
Stage #1: 2-methoxy-4-(prop-1-enyl)phenyl acetate With ozone In ethanol at -20 - 0℃; Stage #2: With sodium metabisulfite In ethanol at 60 - 70℃; Stage #3: With potassium carbonate at 85℃; for 4h; Temperature; Reagent/catalyst; | 99% |
Conditions | Yield |
---|---|
Stage #1: 2-methoxy-phenol; Glyoxilic acid With sodium hydroxide In water at 35 - 70℃; for 5h; Stage #2: In water at 80℃; under 5250.53 Torr; pH=12; High pressure; Stage #3: With sulfuric acid at 60℃; for 0.5h; pH=4; | 98.9% |
With sodium hydroxide und Erwaermen des Reaktionsprodukts mit Nitrohydroxybenzolsulfonsaeure und wss.NaOH oder mit CuSO4 und wss.NaOH; |
Conditions | Yield |
---|---|
With copper(II) carbonate; copper(II) hydroxide; carbon dioxide In methanol at 125℃; for 3h; | 98% |
With Methyl formate; copper(l) chloride In methanol at 115℃; for 2h; Reagent/catalyst; Autoclave; | 98% |
Conditions | Yield |
---|---|
With water; dihydrogen peroxide; iodine In acetonitrile at 20℃; for 6h; | 98% |
With N-Bromosuccinimide; water at 20℃; for 0.0333333h; Hydrolysis; | 96% |
With perchloric acid; dihydrogen peroxide; potassium bromide; ammonium molybdate tetrahydrate In water at 20℃; for 5h; | 90% |
Conditions | Yield |
---|---|
With tricopper(II) bis(benzene-1,3,5-tricarboxylate) trihydrate; dihydrogen peroxide In ethanol; water; acetonitrile at 100℃; for 1h; | 98% |
With dihydrogen peroxide In ethanol; water; acetonitrile for 4h; Mechanism; Kinetics; Reflux; | 71% |
titanium(IV) oxide In water at 65℃; under 3.75038 Torr; Irradiation; |
Conditions | Yield |
---|---|
With silica-immobilized p-TsOH In toluene at 40℃; for 5h; | 97% |
With Montmorillonite K 10 In benzene at 50℃; for 1h; | 96% |
bismuth(lll) trifluoromethanesulfonate In tetrahydrofuran; water at 20℃; for 0.25h; | 95% |
Conditions | Yield |
---|---|
With hexaaquairon(III) perchlorate for 2h; | 97% |
vanillin
Conditions | Yield |
---|---|
With Montmorillonite KSF clay for 0.00277778h; Elimination; microwave irradiation; | 97% |
With ammonium acetate for 0.0025h; microwave irradiation; | 96% |
vanillin
Conditions | Yield |
---|---|
With silica-OSO3H; silica gel In toluene at 60 - 70℃; for 1h; | 97% |
With tetrachlorosilane; silica gel In toluene at 60 - 70℃; for 1.16667h; | 92% |
With potassium sulfate; potassium hydrogensulfate; potassium peroxomonosulfate; aluminium trichloride In acetonitrile Heating; |
methanol
A
vanillin
B
trans-1,2-methylenedioxy-4-(3'-methoxy-1'-propenyl)benzene
C
isosafrole
Conditions | Yield |
---|---|
With potassium hydroxide; palladium on activated charcoal at 20℃; for 10h; | A 97% B 7% C 79% |
O-tert-butyldimethylsilylvanillin
vanillin
Conditions | Yield |
---|---|
With CH3O3S(1-)*C27H53N2O12(1+); cesium fluoride In tert-Amyl alcohol at 70℃; for 0.25h; chemoselective reaction; | 96% |
With triethylamine N-oxide In methanol for 2h; | 95% |
With 2,2,2-trifluoroethanol In N,N-dimethyl-formamide; toluene at 120℃; under 26252.6 Torr; for 0.0833333h; Flow reactor; | 90% |
4-allyloxy-3-methoxybenzaldehyde
vanillin
Conditions | Yield |
---|---|
With potassium hydroxide; palladium on activated charcoal In methanol at 20℃; for 9h; | 96% |
With potassium hydroxide; palladium on activated charcoal In methanol at 20℃; for 8h; | 96% |
With ammonium formate; palladium on activated charcoal In methanol at 25℃; for 6h; | 85% |
With 12-TPA/SBA 15 In 1,4-dioxane at 110℃; | 65% |
vanillin semicarbazone
vanillin
Conditions | Yield |
---|---|
With hexaaquairon(III) perchlorate for 2h; | 95% |
With hexaammonium heptamolybdate tetrahydrate; dihydrogen peroxide In water; acetic acid at 20℃; for 5h; | 78% |
Vanillin acetal
vanillin
Conditions | Yield |
---|---|
With polyaniline-sulfate salt; water for 0.666667h; Heating; | 95% |
3-methoxy 4-((4-methoxybenzyl)oxy)benzaldehyde
vanillin
Conditions | Yield |
---|---|
With trichlorophosphate In 1,2-dichloro-ethane at 20℃; for 0.166667h; Solvent; | 95% |
With oxalyl dichloride In 1,2-dichloro-ethane at 20℃; for 2.66667h; | 91% |
With methanol; amberlyst-15 In toluene at 110℃; for 6h; | 86% |
4-hydroxy-3-methoxy-mandelic acid
A
3-methoxy-4-hydroxybenzoic acid
B
vanillin
Conditions | Yield |
---|---|
With oxygen; 12.5% CuFe2O4/SiO2; sodium hydroxide In water at 90℃; under 750.075 Torr; for 3h; pH=11; Catalytic behavior; pH-value; Pressure; Reagent/catalyst; Temperature; Time; Green chemistry; | A n/a B 94.7% |
With bismuth; oxygen; acetic acid In water; dimethyl sulfoxide at 125℃; under 760 Torr; for 0.333333h; Product distribution; Further Variations:; reaction time; | |
With sodium hydroxide; oxygen; CoCl2 In water; dimethyl sulfoxide at 125℃; under 760.051 Torr; for 2h; Title compound not separated from byproducts.; | |
With oxygen; BiIII-phthalate In dimethyl sulfoxide at 125℃; under 760.051 Torr; for 24h; |
dimethyl sulfate
3,4-dihydroxybenzaldehyde
A
isovanillin
B
vanillin
Conditions | Yield |
---|---|
With sodium hydroxide In dichloromethane; water at 55 - 60℃; for 1.58333h; | A 93.5% B 5.8% |
With MES buffer In ethanol; water at 37℃; Kinetics; Thermodynamic data; O-methylation in the absence or in the presence of metal ion, ΔH(excit.), ΔS(excit.); | |
With HCl methanol buffer; BIS-TRIS at 37℃; Rate constant; Thermodynamic data; Kinetics; other divalent metal ions catalysts, var. temperat.; Ea, ΔH(excit.), ΔS(excit.); | |
With sodium hydroxide In dichloromethane; water at 55 - 60℃; for 5h; | A 8 %Chromat. B 77.5 %Chromat. |
vanillin
Conditions | Yield |
---|---|
With mercury dichloride In acetonitrile Heating; | 93% |
Conditions | Yield |
---|---|
With ammonium metavanadate; oxygen In water at 80℃; under 5250.53 Torr; for 3h; Reagent/catalyst; Solvent; | 93% |
With sodium periodate; potassium phosphate buffer; potassium carbonate In water at 25℃; Mechanism; other α-hydroxy acids; initial velocities; relative affinities of the different monoclonal antibodies; | |
With oxygen; acetic acid; bismuth In water; dimethyl sulfoxide at 125℃; under 760.051 Torr; for 0.333333h; |
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