Donglian as a factory and supplier of aroma chemicals in China, We can provide different quantities of custom synthesis chemicals in food flavor scale more than fourteen years.in addition, our company has researched and developed four series
As a leading manufacturer and supplier of chemicals in China, DayangChem not only supply popular chemicals, but also DayangChem's R&D center offer custom synthesis services. DayangChem can provide different quantities of custom synthesis ch
Cas:881-68-5
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
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:881-68-5
Min.Order:1 Kilogram
Negotiable
Type:Manufacturers
inquiryProduct Description Product Name Vanillin acetate CAS No. 881-68-5 Appearance off-white crystalline powder Assay ≥99% Capacity 300mt/year Min.packing 100gram
Cas:881-68-5
Min.Order:1 Gram
FOB Price: $12.0
Type:Lab/Research institutions
inquiryHebei yanxi chemical co., LTD is a professional research, development and production of lead acetate benzene acetamide enterprise backbone members by local well-known entrepreneurs and professional senior engineers in the party's "low carb
Cas:881-68-5
Min.Order:1 Kilogram
FOB Price: $1.0 / 3.0
Type:Manufacturers
inquiryThe 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
Our main production base is located in Xuzhou industry park. We are certified both to the ISO 9001 and ISO 14001 Standards, have a safety management system in place.Our R&D team masters core technology for process-design of target building block
Cas:881-68-5
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiryHigh Quality Best price Fast Delivery Good Service Welcome to Henan Tianfu Chemical Co., Ltd. website. Our company engages in Sodium Tripolyphosphate (STPP) and Sodium Hexametabphosphate (SHMP) production; developm
Cas:881-68-5
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryOur advantages: 1. All inquiries will be replied within 12 hours. 2. Dedication to quality, supply & service. 3. Strictly on selecting raw materials. 4. Reasonable & competitive price, fast lead time. 5. Sample is available for your eva
Cas:881-68-5
Min.Order:1 Kilogram
FOB Price: $9.0 / 99.0
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:881-68-5
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiry1.No Less 8 years exporting experience. 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" Upbio is Specialized
Cas:881-68-5
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryWe are the manufacturers and suppliers of API in China, and warehouse in Germany and USA of California, which can quickly and safely deliver to your address 1.High quality and competitive price. 2.Free sample for your evaluation. 3.Promptly delivery
Cas:881-68-5
Min.Order:10 Gram
FOB Price: $3.5
Type:Trading Company
inquiryProduct Name: Vanillin acetate CAS: 881-68-5 MF: C10H10O4 MW: 194.18 EINECS: 212-920-1 Mol File: 881-68-5.mol Vanillin acetate Structure Vanillin acetate Chemical Properties Melting point 77-79 °C (lit.) Boiling point
Vanillin acetate CAS:881-68-5 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing in high quality organic intermedia
Cas:881-68-5
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryHello, dear friend! I'm Hansen and Allen from China. Welcome to my lookchem mall! The following is a brief introduction of our company's products and services. If you are interested in our products, please contact us by emai
Cas:881-68-5
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryProduct Detail Minimum Order Qty. 10 Gram
Cas:881-68-5
Min.Order:20 Metric Ton
Negotiable
Type:Trading Company
inquiryAbout Product Details
Cas:881-68-5
Min.Order:500 Kilogram
FOB Price: $1.0 / 2.0
Type:Lab/Research institutions
inquiryHenan Wentao Chemical Product Co.,Ltd is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds, which are widely used in the fields of prod
Cas:881-68-5
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryBest quality & Attractive price & Professional service; Trial & Pilot & Commercial Hisunny Chemical is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality intermediates, specia
Hangzhou KeyingChem Co., Ltd. exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, KeyingChem is your best choice. Pls contact with us freely for getting det
Cas:881-68-5
Min.Order:0 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryour strengths: 1: Fast and guaranteed shipment (TNT;EMS;FEDEX;DHL;UPS;EUB, special line) 2: Various payment items accepted (Btc; MoneyGram; WU) 3: Valued package (Paraffin coating; Double aluminum foil bag; Vacuum packaging) 4: Efficient delivery
J&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia
Cas:881-68-5
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryZibo Hangyu Biotechnology Development Co., Ltd is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemi
Cas:881-68-5
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryProduct Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,
1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer
Cas:881-68-5
Min.Order:1 Metric Ton
FOB Price: $7.0 / 8.0
Type:Trading Company
inquiryAppearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
SAGECHEM is a chemical R&D, manufacturing and distribution company in China since 2009, including pharmaceutical intermediates, agrochemical, dyestuff intermediates, organosilicone, API and etc. We also offer a full range of services in custom synthe
Cas:881-68-5
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryfactory Storage:Shading, sealed and preserved. Package:Grams, Kilograms Application:An organic synthetic intermediate used Transportation:According to customer request Port:Qingdao
acetyl vanillinAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air
Lower price, sample is available,SDS test documents are available,large stock in warehouseAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:Fine chemical intermediates, used as the main raw material for the synthe
Conditions | Yield |
---|---|
With triethylamine In dichloromethane | 100% |
With triethylamine In dichloromethane at 0℃; for 0.5h; | 100% |
With pyridine at 100℃; Acylation; | 96% |
Conditions | Yield |
---|---|
With pyridine at 20℃; for 3.5h; | 99% |
With pyridine In dichloromethane at 20℃; for 18h; | 99% |
With pyridine In dichloromethane for 21h; Ambient temperature; | 98% |
Conditions | Yield |
---|---|
With phosphorus pentoxide; silica gel at 20℃; for 0.333333h; | 98% |
With N,N'-dibromo-N,N'-(1,2-ethanediyl)bis(p-toluenesulfonamide); water at 20℃; for 0.025h; solid-phase reaction; | 97% |
With Montmorillonite K10 In dichloromethane for 0.5h; Heating; | 95% |
vanillin acetate
Conditions | Yield |
---|---|
With ammonium iodide; dihydrogen peroxide; sodium dodecyl-sulfate In water at 20℃; for 2h; micellar medium; | 98% |
With dihydrogen peroxide; iodine; sodium dodecyl-sulfate In water at 20℃; for 1.5h; Micellar solution; | 97% |
With 2,4,4,6-Tetrabromo-2,5-cyclohexadien-1-one; dihydrogen peroxide In water; acetonitrile at 20℃; for 1.5h; | 97% |
With o-iodoxybenzoic acid monohydrate In dimethyl sulfoxide at 20℃; for 0.5h; | 91% |
Conditions | Yield |
---|---|
Stage #1: acetic acid With thionyl chloride In benzene for 6h; Heating; Stage #2: vanillin In benzene for 1h; Heating; | 92% |
1,1-diacetoxy-1-(4-acetoxy-3-methoxyphenyl)methane
A
vanillin acetate
B
vanillin
Conditions | Yield |
---|---|
With aminosulfonic acid In benzene for 0.666667h; Heating; | A 90% B 7% |
With water; silica sulfate In toluene for 0.0166667h; Heating; | A 88% B n/a |
Conditions | Yield |
---|---|
With perchloric acid immobilized on silica gel In dichloromethane for 16h; | 86% |
vanillin acetate
Conditions | Yield |
---|---|
bismuth(III) iodide In water at 100℃; for 1h; | 83% |
With copper(II) sulfate; sodium iodide In acetone at 20℃; for 3.41667h; | 78% |
4-bromo-2-methoxyphenyl acetate
vanillin acetate
Conditions | Yield |
---|---|
With tributyl-amine; carbon monoxide; hydrogen In benzene | 78% |
acetic anhydride
vanillin
A
vanillin acetate
B
1,1-diacetoxy-1-(4-acetoxy-3-methoxyphenyl)methane
Conditions | Yield |
---|---|
aluminum(III) hydrogen sulfate for 0.5h; Heating; | A 22% B 68% |
man faellt das Produkt mit Wasser, loest den Niederschlag in Aether und schuettel mit Natriumdisulfitloesung, wodurch Vanillin und Vanillinacetat entfernt werden; |
Conditions | Yield |
---|---|
Stage #1: C10H11N3O3 With tert.-butylhydroperoxide; [bis(acetoxy)iodo]benzene In decane; acetonitrile at 0℃; Stage #2: With water In decane; acetonitrile | A 17% B 58% |
vanillin acetate
Conditions | Yield |
---|---|
With 1-hydroxy-pyrrolidine-2,5-dione; graphitic carbon nitride In acetonitrile Inert atmosphere; Irradiation; | 42% |
With potassium permanganate; copper(ll) sulfate pentahydrate for 0.266667h; Neat (no solvent); Microwave irradiation; | 58 %Chromat. |
With potassium permanganate at 40℃; for 1.5h; |
Conditions | Yield |
---|---|
With 1,4-diaza-bicyclo[2.2.2]octane; 1,3-dimethylbenzimidazolium Iodide In toluene at 130℃; for 2h; Microwave irradiation; High pressure; | 1% |
Conditions | Yield |
---|---|
With potassium permanganate; weak acid | |
With carbon disulfide; chromyl chloride Zersetzung des Reaktionsproduktes mit Wasser; | |
Multi-step reaction with 2 steps 1: KMnO4; water 2: KMnO4; acetic acid View Scheme |
Conditions | Yield |
---|---|
With potassium permanganate; acetic acid |
Conditions | Yield |
---|---|
With carbon disulfide; chromyl chloride Zersetzung des Reaktionsproduktes mit Wasser; | |
Multi-step reaction with 2 steps 1: K2S2O8, AgNO3 / H2O; acetonitrile / 40 °C 2: H2O; acetonitrile / 40 °C View Scheme | |
With chromic acid; 4-aminobenzene sulfonic acid | |
durch Oxydation; |
Conditions | Yield |
---|---|
With tributyl-amine; hydrogen; bis(triphenylphosphine)palladium dibromide under 78606.4 Torr; |
vanillin acetate
Conditions | Yield |
---|---|
In water; acetonitrile at 40℃; |
3-(4-acetoxy-3-methoxyphenyl)prop-2-enoic acid
vanillin acetate
vanillin acetate
Conditions | Yield |
---|---|
With potassium chromate; water |
Conditions | Yield |
---|---|
With diethyl ether at 100℃; |
3-(4-acetoxy-3-methoxyphenyl)prop-2-enoic acid
acetic acid
A
vanillin acetate
B
4-acetoxy-3-methoxybenzoic acid
diethyl ether
(E)-1-(4-acetoxy-3-methoxyphenyl)-1-propene
dihydrogen peroxide
A
vanillin acetate
B
4-acetoxy-3-methoxybenzoic acid
C
acetaldehyde
2-(4-acetoxy-3-methoxyphenyl)acetic acid
acetic acid
A
vanillin acetate
B
4-acetoxy-3-methoxybenzoic acid
Conditions | Yield |
---|---|
at 60 - 70℃; |
Conditions | Yield |
---|---|
With pyridine Heating; |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 2: KMnO4; water 3: KMnO4; acetic acid View Scheme | |
Multi-step reaction with 3 steps 1: rhodium(III) chloride; ethanol / 140 - 145 °C 2: triethylamine / dichloromethane / 4 h / 0 °C 3: potassium permanganate / 1.5 h / 40 °C View Scheme |
vanillin acetate
2-tert-Butoxycarbonyl-1-methoxycarbonylethylidene(triphenyl)phosphorane
4-t-butyl 1-methyl (E)-2-(4-acetoxy-3-methoxyphenylmethylene)butadienoate
Conditions | Yield |
---|---|
In benzene for 48h; Heating; | 100% |
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% |
Conditions | Yield |
---|---|
In methanol Reflux; | 98% |
Conditions | Yield |
---|---|
With titanium tetrachloride In 1,1-dichloroethane for 24h; Reflux; | 97% |
vanillin acetate
4-acetoxy-2-bromo-5-methoxybenzaldehyde
Conditions | Yield |
---|---|
With bromine; potassium bromide In water; acetonitrile at 20℃; for 20h; | 95% |
With bromine; potassium bromide In water at 0 - 20℃; for 15h; | 93% |
With bromine; potassium bromide In water at 20℃; for 22h; | 71.1% |
Conditions | Yield |
---|---|
In methanol Heating; | 94% |
Conditions | Yield |
---|---|
In ethanol Heating; | 94% |
hexadecylamine
vanillin acetate
4-[(E)-hexadecyliminomethyl]-2-methoxyphenyl acetate
Conditions | Yield |
---|---|
In methanol for 0.333333h; Reflux; | 94% |
vanillin acetate
6-bromovanillin
Conditions | Yield |
---|---|
Stage #1: vanillin acetate With bromine; potassium bromide In water at 20℃; for 10h; Stage #2: With hydrogenchloride at 90℃; for 10h; Further stages.; | 93% |
Stage #1: vanillin acetate With bromine; potassium bromide In water at 20℃; for 8h; Stage #2: With hydrogenchloride; water at 90℃; for 16h; | 68% |
With bromine; iodine; sodium acetate; acetic acid at 45℃; und nachfolgende Hydrolyse mit Kalilauge; |
Conditions | Yield |
---|---|
Wittig-Horner reaction; | 93% |
Conditions | Yield |
---|---|
In ethanol at 20 - 23℃; | 93% |
Conditions | Yield |
---|---|
In methanol Heating; | 93% |
Conditions | Yield |
---|---|
In methanol Heating; | 92% |
Conditions | Yield |
---|---|
In methanol at 20 - 23℃; | 92% |
With acetic acid In methanol for 6h; pH=4 - 5; Reflux; | 89% |
With acetic acid In methanol for 6h; pH=4 - 5; Reflux; | 89.2% |
Conditions | Yield |
---|---|
In ethanol for 1.5h; Heating; | 92% |
vanillin acetate
tert-butyl 4-aminobenzoate
Conditions | Yield |
---|---|
In methanol for 1.5h; Reflux; | 92% |
vanillin acetate
tert-butyl 4-aminobenzoate
Conditions | Yield |
---|---|
In methanol for 1.5h; Reflux; | 92% |
vanillin acetate
4-(hydroxymethyl)-2-methoxyphenyl acetate
Conditions | Yield |
---|---|
With sulfurated borohydride exchange resin In methanol at 25℃; for 0.25h; | 91% |
With sodium tetrahydroborate; phosphoric acid at -5℃; | 89% |
With ethanol; platinum Hydrogenation; |
Conditions | Yield |
---|---|
In methanol Heating; | 91% |
vanillin acetate
acrylic acid methyl ester
8-methoxy-2-oxo-2H-1-benzopyran-6-carboxaldehyde
Conditions | Yield |
---|---|
With formic acid; rhodium(II) acetate dimer; sodium acetate In neat (no solvent) at 100℃; for 7h; Molecular sieve; Inert atmosphere; regioselective reaction; | 91% |
vanillin acetate
4-acetoxy-3-methoxybenzoic acid
Conditions | Yield |
---|---|
With hydrogen bromide; oxygen; cobalt(II) acetate; manganese(II) acetate; zirconium(IV) acetate In water; acetic acid at 80℃; for 2h; | 90% |
With Jones reagent In acetone at 0 - 25℃; for 12h; | 76% |
With potassium permanganate; acetone | |
With peracetic acid |
Conditions | Yield |
---|---|
In methanol Heating; | 90% |
Conditions | Yield |
---|---|
In methanol for 0.5h; Heating; | 90% |
Conditions | Yield |
---|---|
In methanol Heating; | 90% |
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