Superiority konochemical is a leading manufacturer and supplier of chemicals in China. We develop ,produce and distribute high quality pharmaceuticals, intermediates, special chemicals and other fine chemicals. We could give you: 1.Best quali
Cas:497-76-7
Min.Order:1 Kilogram
FOB Price: $200.0 / 300.0
Type:Other
inquiryDayangchem’s 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. DayangChem can provide different quantiti
Cas:497-76-7
Min.Order:100 Gram
Negotiable
Type:Lab/Research institutions
inquiryChinese Name: β- Arbutin English Name: Arbutin CAS No.: 497-76-7 Molecular formula: C12H16O7 Molecular weight: 272.25 Use In medicine, it is used as diuretic, urinary system anti infective, color photography development stabilizer, whitenin
Strict quality control: good raw materials, good quality, Zenuo Biology has always regarded quality as the life of the enterprise. Zenuo Biology has an independent quality control department and long-term cooperation with the third-party detection
Cas:497-76-7
Min.Order:100 Gram
Negotiable
Type:Trading Company
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
Wuhan BJM Pharm Inc. was found in 2013, located in Hubei Province, where has long history, rich culture, convenient traffic, beautiful environment and preferential policy. We have two factories in Dezhou, Shandong and Xianning, Hubei. The factor
Cas:497-76-7
Min.Order:1 Kilogram
FOB Price: $30.0 / 50.0
Type:Other
inquiryAlpha Arbutin Powder Product Name: arbutin Synonyms: 4-hydroxyphenyl-beta-d-glucopyranosid;beta-arbutin;4-HYDROXYPHENYL-BETA-D-GLUCOPYRANOSIDE;ARBUTIN;ARBUTOSIDE;B-D-GLUCOPYRANOSIDE, 4-HYDROXYPHENYL;HYDROQUINONE-BETA-D-GLUCOPYRANOSIDE;HYDRO
Cas:497-76-7
Min.Order:1 Kilogram
FOB Price: $21.5
Type:Trading Company
inquiryProduct Name:Arbutin CAS No.: 497-76-7 Chemical formula: C6H7NO2 Molecular weight: 272.25 Item Specification Appearance White or white-like crystalline powder Melting point,℃
Cas:497-76-7
Min.Order:1 Gram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryItems Standard Result Assay 98%min -----------------------------------------------------------------------------------------------
Cas:497-76-7
Min.Order:1 Gram
FOB Price: $100.0 / 500.0
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:497-76-7
Min.Order:0 Metric Ton
Negotiable
Type:Manufacturers
inquiryhebei yanxi chemical co., LTD who registered capital of 10 million yuan, nearly to $2 million, we have a pharmaceutical raw materials factory production of pharmaceutical raw materials, and a reagent r&d center, and we do research and developm
Cas:497-76-7
Min.Order:1 Metric Ton
FOB Price: $1.0 / 3.0
Type:Manufacturers
inquiryHigh quality beta-Arbutin CAS 497-76-7 supplied by reliable manufacturer Company profile Wuhan Fortuna Chemical Co.,Ltd established in 2006, is a big integrative chemical enterprise being engaged in Pharmaceutical & its intermediates, Food/F
Cas:497-76-7
Min.Order:10 Kilogram
FOB Price: $300.0
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:497-76-7
Min.Order:1 Kilogram
FOB Price: $160.0 / 165.0
Type:Manufacturers
inquiryTNJ is a chemical company since 2001. Our specialization, your Confidence ! We keep committing to meet the needs of both market and customers with our innovative technology, high stable quality products and excellent service. We always combine econ
Cas:497-76-7
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
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
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:497-76-7
Min.Order:1 Gram
FOB Price: $0.1
Type:Manufacturers
inquiry497-76-7 - Physico-chemical Properties Molecular Formula C12H16O7 Molar Mass 272.25 Density 1.3582 (rough estimate) Melting Point 195-198°C Boling Point 375.31°C (rough estimate)
Cas:497-76-7
Min.Order:1 Kilogram
FOB Price: $35.0 / 49.0
Type:Lab/Research institutions
inquiryShanghai 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:497-76-7
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
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
Why is SINOWAY: 1) Specialized in pharmaceutical and healthcare industrial for 34 years. 2) ISO 9001:2015 & SGS audited supplier . 3) Accept various payment terms : T.T 30-60 days. 4) We have warehouse in USA with quickly shipment . 5) We c
Name: Arbutin CAS no. : 497-76-7 Molecular formula: C12H16O7 Molecular weight:272.25 Product Quality 12 years of chemical raw materials Mature operation of the industry System stability Data storage Security without vulnerability Prod
Cas:497-76-7
Min.Order:25 Kilogram
FOB Price: $1.0 / 2.0
Type:Other
inquiryProduct Name: Arbutin Synonyms: 4-hydroxyphenyl-beta-d-glucopyranosid;beta-arbutin;4-HYDROXYPHENYL-BETA-D-GLUCOPYRANOSIDE;ARBUTIN;ARBUTOSIDE;B-D-GLUCOPYRANOSIDE, 4-HYDROXYPHENYL;HYDROQUINONE-BETA-D-GLUCOPYRANOSIDE;HYDROQUINONE-BETA-D-G
Cas:497-76-7
Min.Order:1 Gram
FOB Price: $8900.0
Type:Lab/Research institutions
inquiryArbutin Basic information The ideal whitening agent of whitening cosmetics Ursolic acid and α- arbutin Is it suitable for using during the day Uses Product Name: Arbutin Synonyms: 4-hydroxy
Cas:497-76-7
Min.Order:1 Kilogram
FOB Price: $1.0
Type:Lab/Research institutions
inquiryAdvantage : LIDE PHARMACEUTICALS LIMITED is a professional chemicals and APIs leading manufacturer in China. Our core business line covers APIs, Intermediates, Herb extract, etc. We are specialized in chemical synthesis, process development of
Cas:497-76-7
Min.Order:1 Kilogram
FOB Price: $1.0
Type:Lab/Research institutions
inquiryOur Advantage Rich Experience Our products are sold all over Europe,North&South America, Sino-East, Asia and pacific area as well as Africa,we establish long term. Quality service Company cooperates with research institutes. We strictly con
Cas:497-76-7
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:497-76-7
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiryOur Advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We
Cas:497-76-7
Min.Order:10 Kilogram
Negotiable
Type:Trading Company
inquiry1. Product advantages High purity, all above 98.5%, no impurities after dissolution We will test each batch to ensure quality OEM and private brand services designed for free Various cap colors available We can also provide MT1 peptide powd
Product name Beta-Arbutin Purity 99% Cas No. 497-76-7 Molecular Formula C12H16O7 Appearance White powder
4-hydroxyphenyl 2,3,4,6-tetra-O-acetyl-β-D-glucopyranoside
arbutin
Conditions | Yield |
---|---|
With ammonia; water In methanol Microwave irradiation; | 99% |
Stage #1: 4-hydroxyphenyl 2,3,4,6-tetra-O-acetyl-β-D-glucopyranoside With sodium methylate In methanol for 4h; Heating / reflux; Stage #2: With acetic acid In methanol for 0.5h; AcOH was added after cooling; Stirring; | 80% |
With methanol; sodium methylate | |
Multi-step reaction with 2 steps 1: acetic anhydride / toluene / 1.5 h / 60 °C 2: ammonium chloride / water / 2 h / 70 °C View Scheme | |
With methanol; sodium methylate at 80℃; for 5h; |
arbutin
Conditions | Yield |
---|---|
With methanol; sodium methylate at 50℃; for 2h; Large scale; | 95.2% |
p-methoxyphenyl 2,3,4,6-tetra-O-acetyl-β-D-glucopyranoside
arbutin
Conditions | Yield |
---|---|
With copper(I) oxide; sodium methylate In methanol at 0 - 80℃; for 4h; | 95% |
Conditions | Yield |
---|---|
With SArbutin 5 In aq. phosphate buffer at 37℃; for 24h; pH=7.0; | 92% |
Conditions | Yield |
---|---|
With Na acetate buffer; butan-1-ol for 8h; β-glucuronidase from bovine liver; | 91.2% |
4-acetoxyphenyl 2,3,4,6-tetra-O-acetyl-β-D-glucopyranoside
arbutin
Conditions | Yield |
---|---|
With ammonium chloride In water at 70℃; for 2h; Concentration; | 90% |
With di(n-butyl)tin oxide In methanol for 8h; Heating; | 87.7% |
Stage #1: 4-acetoxyphenyl 2,3,4,6-tetra-O-acetyl-β-D-glucopyranoside With sodium methylate In methanol for 4h; Heating / reflux; 28% NaOMe; Stage #2: With acetic acid In methanol for 0.5h; AcOH was added after cooling; Stirring; | 81% |
D-glucose
hydroquinone
A
arbutin
B
4-hydroxyphenyl α-D-glucopyranoside
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In dimethyl sulfoxide at 100℃; for 10h; | A 4% B 11% |
Conditions | Yield |
---|---|
With recombinant cellobiosephosphorylase from C. thermocellum In ethyl acetate at 50℃; for 48h; pH=6.5; Enzymatic reaction; | 1.6% |
hydroquinone
n-butyl β-D-glucopyranoside
arbutin
Conditions | Yield |
---|---|
With Prunus dulcis var. amara β-glucoside glucohydrolase, 68 kDa In aq. phosphate buffer; tert-butyl alcohol at 50℃; for 24h; pH=7; Enzymatic reaction; | 0.14% |
4-(2,3,4,6-tetra-O-acetyl-β-D-glucopyranosyloxy)phenylbenzoate
arbutin
Conditions | Yield |
---|---|
With methanol; ammonia |
Conditions | Yield |
---|---|
in Gegenwart eines Enzym-Praeparats aus Weizenkeimen; | |
With arbutin synthase Product distribution; Further Variations:; Reaction partners; Reagents; Enzymatic reaction; |
Conditions | Yield |
---|---|
biotransformation with Rauwolfia cell culture; |
Conditions | Yield |
---|---|
With sodium hydroxide In methanol for 2h; Heating; | A 76 mg B 191 mg |
glucose
hydroquinone
arbutin
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: quinoline; silver oxide 2: ammonia; methanol View Scheme |
Conditions | Yield |
---|---|
With cellobiose phosphorylase from Clostridium thermocellum In ethyl acetate at 50℃; for 48h; pH=6.5; Solvent; Enzymatic reaction; |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: sodium acetate / 4 h / 100 - 130 °C / 760.05 Torr / Large scale 2.1: triethylamine; boron trifluoride diethyl etherate / dichloromethane; toluene / 11 h / 30 - 40 °C / 760.05 Torr / Inert atmosphere; Large scale 2.2: 2 h / 15 - 20 °C / Large scale 3.1: methanol; sodium methylate / 2 h / 50 °C / Large scale View Scheme |
Conditions | Yield |
---|---|
With sodium tetrahydroborate In ethanol at 0 - 20℃; | A 2 mg B 1 mg |
Conditions | Yield |
---|---|
With arbutin synthase from Rauvolfia serpentina; cytochrome P450-BM3 monooxygenase from Bacillus megaterium A82F/V78F/A328F triple mutant In aq. phosphate buffer at 30℃; for 5h; pH=8; |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: Prunus dulcis var. amara β-glucoside glucohydrolase, 68 kDa / aq. phosphate buffer / 70 h / 50 °C / pH 6 / Enzymatic reaction 2: Prunus dulcis var. amara β-glucoside glucohydrolase, 68 kDa / aq. phosphate buffer; tert-butyl alcohol / 24 h / 50 °C / pH 7 / Enzymatic reaction View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: triethylamine; boron trifluoride diethyl etherate / dichloromethane / 10 h / 0 - 50 °C 2: sodium methylate; methanol / 5 h / 80 °C View Scheme | |
Multi-step reaction with 2 steps 1: triethylamine; boron trifluoride diethyl etherate / dichloromethane / 10 h / 0 - 50 °C 2: sodium methylate; methanol / 5 h / 80 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 4-hydroxybenzoate 1-hydroxylase MNX1 from yeast Candida parapsilosis strain CDC317 / 2 h / Enzymatic reaction 2: arbutin synthase (Q9AR73.1) from Rauvolfia serpentina / Enzymatic reaction View Scheme |
Conditions | Yield |
---|---|
With arbutin synthase (Q9AR73.1) from Rauvolfia serpentina Reagent/catalyst; Enzymatic reaction; |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: NADH / aq. phosphate buffer / 8 h / 37 °C / pH 7.0 / Enzymatic reaction 2: arbutin synthase (Q9AR73.1) from Rauvolfia serpentina / Enzymatic reaction View Scheme | |
Multi-step reaction with 4 steps 1.1: feruloyl-CoA synthetase / Enzymatic reaction 1.2: Enzymatic reaction 2.1: vanillin dehydrogenase from genom of Pseudomonas putida KT2440 (NC_002947.4) / Enzymatic reaction 3.1: 4-hydroxybenzoate 1-hydroxylase MNX1 from yeast Candida parapsilosis strain CDC317 / 2 h / Enzymatic reaction 4.1: arbutin synthase (Q9AR73.1) from Rauvolfia serpentina / Enzymatic reaction View Scheme | |
Multi-step reaction with 4 steps 1: E. coli (pET28a-TtAdo-BLPad) / aq. phosphate buffer / 6 h / 37 °C / pH 7.0 / Enzymatic reaction 2: vanillin dehydrogenase from genom of Pseudomonas putida KT2440 (NC_002947.4) / Enzymatic reaction 3: 4-hydroxybenzoate 1-hydroxylase MNX1 from yeast Candida parapsilosis strain CDC317 / 2 h / Enzymatic reaction 4: arbutin synthase (Q9AR73.1) from Rauvolfia serpentina / Enzymatic reaction View Scheme | |
Multi-step reaction with 5 steps 1: Bacillus licheniformis strain CGMCC 7172 phenolic acid decarboxylase / 6 h / Enzymatic reaction 2: oxygen; Thielavia terrestris NRRL 8126 aromatic dioxygenase TtAdo (XP_003653923) / 37 °C / pH 7.0 / Enzymatic reaction 3: vanillin dehydrogenase from genom of Pseudomonas putida KT2440 (NC_002947.4) / Enzymatic reaction 4: 4-hydroxybenzoate 1-hydroxylase MNX1 from yeast Candida parapsilosis strain CDC317 / 2 h / Enzymatic reaction 5: arbutin synthase (Q9AR73.1) from Rauvolfia serpentina / Enzymatic reaction View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: oxygen; Thielavia terrestris NRRL 8126 aromatic dioxygenase TtAdo (XP_003653923) / 37 °C / pH 7.0 / Enzymatic reaction 2: vanillin dehydrogenase from genom of Pseudomonas putida KT2440 (NC_002947.4) / Enzymatic reaction 3: 4-hydroxybenzoate 1-hydroxylase MNX1 from yeast Candida parapsilosis strain CDC317 / 2 h / Enzymatic reaction 4: arbutin synthase (Q9AR73.1) from Rauvolfia serpentina / Enzymatic reaction View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: vanillin dehydrogenase from genom of Pseudomonas putida KT2440 (NC_002947.4) / Enzymatic reaction 2: 4-hydroxybenzoate 1-hydroxylase MNX1 from yeast Candida parapsilosis strain CDC317 / 2 h / Enzymatic reaction 3: arbutin synthase (Q9AR73.1) from Rauvolfia serpentina / Enzymatic reaction View Scheme |
allyl bromide
arbutin
(2S,3R,4S,5S,6R)-2-(4-Allyloxy-phenoxy)-6-hydroxymethyl-tetrahydro-pyran-3,4,5-triol
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 24h; | 100% |
Stage #1: arbutin With sodium hydroxide Stage #2: allyl bromide In N,N-dimethyl-formamide for 24h; | 99% |
vinyl ester of 3-phenylpropionic acid
arbutin
6'-O-(3-phenylpropionyl)arbutin
Conditions | Yield |
---|---|
With immobilized lipase from Penicillium expansum In tetrahydrofuran at 50℃; for 4h; Enzymatic reaction; regioselective reaction; | 93% |
Conditions | Yield |
---|---|
With CSL lipase In tetrahydrofuran at 60℃; for 2.5h; Temperature; Reagent/catalyst; Microwave irradiation; | 92.5% |
Conditions | Yield |
---|---|
With pyridine at 20℃; for 23h; tritylation; | 91% |
Conditions | Yield |
---|---|
Candida antarctica-derived lipase In 1,4-dioxane; dimethyl sulfoxide at 40℃; for 168h; Product distribution / selectivity; Molecular sieve; | 91% |
Candida antarctica-derived lipase In 1,4-dioxane at 40℃; for 168h; Product distribution / selectivity; Molecular sieve; |
vinyl ester of 4-phenylbutyric acid
arbutin
6'-O-(4-phenylbutyryl)arbutin
Conditions | Yield |
---|---|
With immobilized lipase from Penicillium expansum In tetrahydrofuran at 50℃; for 5h; Enzymatic reaction; regioselective reaction; | 91% |
vinyl ester of 5-phenylvaleric acid
arbutin
6'-O-(5-phenylvaleryl)arbutin
Conditions | Yield |
---|---|
With immobilized lipase from Penicillium expansum In tetrahydrofuran at 50℃; for 5.5h; Enzymatic reaction; regioselective reaction; | 90% |
Conditions | Yield |
---|---|
With immobilized lipase from Penicillium expansum In tetrahydrofuran at 50℃; for 68h; Enzymatic reaction; regioselective reaction; | 88% |
Conditions | Yield |
---|---|
With immobilized lipase from Penicillium expansum In tetrahydrofuran at 50℃; for 72h; Enzymatic reaction; regioselective reaction; | 87% |
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