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Cas:501-30-4
Min.Order:1 Kilogram
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inquiryAs 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 according to the contract research and development services for the fine c
Cas:501-30-4
Min.Order:1 Kilogram
FOB Price: $10.0 / 11.0
Type:Lab/Research institutions
inquiryXi’an Quanao Biotech Co., Ltd. with 18 years experience in plant extract filed. Product grade: Medicine, Health care product, Cosmetics, Food, Beverage, Feed. Hot selling market: Europe, North America, South America, Middle East, Asia Pacifi
Cas:501-30-4
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inquiry1.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 stab
Kojic acid CAS No.: 501-30-4 Molecular formula: C6H6O4 Molecular weight: one hundred and forty-two point one one Properties: colorless prismatic crystal, white crystalline powder. Product performance: kojic acid is fermented by glucose, which ca
Cas:501-30-4
Min.Order:1 Kilogram
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Type:Trading Company
inquiryStrict 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:501-30-4
Min.Order:100 Gram
Negotiable
Type:Trading Company
inquiryOur clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS
Best Seller, High Quality, Competitive Price, Fast Delivery, Quick ResponseAppearance:powder, or liquid Storage:Stored in room temperature, ventilated place Package:Bottle, barrel, cargo, container, etc. Application:Pharmaceuticals, intermediates, AP
1. ISO AVALIABLE ; 2. IN STOCK 3. FAST REPLY QUALIFED ; EFFICIENCY; RESPONSIBLE Appearance:white crystalline powder Package:as request Application:active pharmaceutical ingredient Transportation:air sea both ok
roduct name Kojic Acid Grade Cosmetic Grade Specification 99% Appearance Light yellow to off white crystalline powder Test Me
Cas:501-30-4
Min.Order:1 Kilogram
FOB Price: $15.0 / 20.0
Type:Trading Company
inquiryZhonghe Fountain is striving for R&D,production and distribution cosmetic active ingredients for personal care industry. Zhonghe Fountain always maintains a keen insight into industry and focuses on the market demand trends to expand its invests
Cas:501-30-4
Min.Order:1 Kilogram
FOB Price: $13.0 / 20.0
Type:Trading Company
inquiryWhy 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
Cas:501-30-4
Min.Order:25 Kilogram
Negotiable
Type:Trading Company
inquiryItems Standard Result Appearance Almost white crystalline powder Complies Assay 99%min
Cas:501-30-4
Min.Order:1 Kilogram
FOB Price: $20.0 / 35.0
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:501-30-4
Min.Order:0 Metric Ton
Negotiable
Type:Manufacturers
inquiryKojic acid Kojic Acid is widely used in whiten cosmetic applied as a skin lightening agent due to its potential to inhibit the enzyme tyrosinase. Tyrosinase is necessary for the synthesis of melanin, which offers skin its coloring Kojic Acid al
Cas:501-30-4
Min.Order:1 Kilogram
FOB Price: $19.0 / 20.0
Type:Other
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hebei 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:501-30-4
Min.Order:1 Metric Ton
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Type:Manufacturers
inquiryUnique advantages for Kojic acid Cas 501-30-4 Guaranteed the purity High quality & competitive price Quality control Fast feedback Prompt shipment Appearance:White Powder Storage:Refrigerator Package:1kg/foil bag, 25kg/drum or as
Cas:501-30-4
Min.Order:1 Kilogram
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Type:Trading Company
inquiryKojic acid crystal is prism shape, acicular, colorless. Kojic acid is soluble in water, alcohol, acetone, slightly soluble in ether, ethyl acetate, chloroform and pyridine, insoluble in most other solvent. Crystallization can be in acetone, ethyl a
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
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Cas:501-30-4
Min.Order:1 Gram
FOB Price: $0.1
Type:Manufacturers
inquiryXi'an Eastling biotech Co., Ltd. is dedicated to the research and development, production, and sales of natural plant extracts; With nearly 15 years of experience in identifying, researching, developing, and producing active ingredients for medic
Cas:501-30-4
Min.Order:1 Kilogram
FOB Price: $1.0 / 2.0
Type:Lab/Research institutions
inquiryAccurate valued; NRM, HPLC, Lc-MS/MS methods valued and certified, ensure the accurate purity; All the standards attached COA and MSDS; More than 80 kinds of mycotoxin standards can be provided; Competitive price; Professional technical team to
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Min.Order:1 Milliliter
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Type:Trading Company
inquiryZorui 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:501-30-4
Min.Order:1 Kilogram
Negotiable
Type:Other
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
Cas:501-30-4
Min.Order:1 Metric Ton
FOB Price: $1.0
Type:Manufacturers
inquiryKojic acid Basic information Organic acids Physicochemical properties Food additives Add whitening whitening cosmetics and kojic acid in food Pest control and crop yield Microbial fermentation of kojic acid Appli
Our 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:501-30-4
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:501-30-4
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:501-30-4
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiry5-acetoxy-2-acetoxymethyl-4H-pyran-4-one
5-hydroxy-2-(hydroxymethyl)-4H-pyran-4-one
Conditions | Yield |
---|---|
With sodium methylate In methanol for 1h; | 95% |
With methanol; ammonia |
chlorokojic acid
acetone
A
allomaltol
B
5-hydroxy-2-(hydroxymethyl)-4H-pyran-4-one
C
iodokojic acid
D
iodoacetone
Conditions | Yield |
---|---|
With sodium iodide at 45℃; for 24h; Substitution; | A n/a B n/a C 78% D n/a |
5-hydroxy-2-(hydroxymethyl)-4H-pyran-4-one
Conditions | Yield |
---|---|
With silica gel In methanol at 60℃; for 3h; Inert atmosphere; | 70% |
5-hydroxy-2-(hydroxymethyl)-4H-pyran-4-one
Conditions | Yield |
---|---|
Stage #1: 2-keto-D-glucose With sodium acetate; acetic anhydride In N,N-dimethyl-formamide for 23h; Stage #2: With sodium methylate In methanol for 1h; | 20% |
Conditions | Yield |
---|---|
With Aspergillus oryzae Bei der Vergaerung; |
Conditions | Yield |
---|---|
bei der Einw.verschiedener Essigbakterien; |
Conditions | Yield |
---|---|
durch Aspergillus oryzae; |
Conditions | Yield |
---|---|
bei der Einw.von Aspergillus oryzae; |
Conditions | Yield |
---|---|
With Aspergillus oryzae Bei der Vergaerung; |
Conditions | Yield |
---|---|
With aspergillus glaucus Bei der Vergaerung; | |
bei der Einw.von Aspergillus glaucus; |
5-hydroxy-2-(hydroxymethyl)-4H-pyran-4-one
Conditions | Yield |
---|---|
With palladium 10% on activated carbon; hydrogen under 258.776 Torr; for 0.166667h; |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: neat (no solvent) / 30 °C / Inert atmosphere; Schlenk technique; Glovebox 2: silica gel / methanol / 3 h / 60 °C / Inert atmosphere View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: ammonium hydroxide / 0.75 h / pH 6 / Enzymatic reaction 2.1: sodium acetate; acetic anhydride / N,N-dimethyl-formamide / 23 h 2.2: 1 h View Scheme |
5-hydroxy-2-(hydroxymethyl)-4H-pyran-4-one
methanesulfonyl chloride
5-methanesulfonyloxy-2-methanesulfonyloxymethyl-pyran-4-one
Conditions | Yield |
---|---|
In dichloromethane at 0℃; for 0.5h; | 100% |
Conditions | Yield |
---|---|
With thionyl chloride at 20℃; for 0.166667h; | 100% |
With 1-chloro-1-(dimethylamino)-2-methyl-1-propene In dichloromethane for 3h; Inert atmosphere; chemoselective reaction; | 100% |
With thionyl chloride at 20℃; for 3h; | 98% |
5-hydroxy-2-(hydroxymethyl)-4H-pyran-4-one
ethyl (E)-3-(4-chlorophenyl)-2-cyanoacrylate
Conditions | Yield |
---|---|
With piperidine In ethanol for 0.166667h; Heating; | 99% |
Conditions | Yield |
---|---|
With piperidine In ethanol for 0.166667h; Product distribution; Heating; reaction with arylmethylenemalonitrile derivatives; | 99% |
With piperidine In ethanol for 0.166667h; Heating; | 99% |
With β‐cyclodextrin In water at 70℃; for 1h; Reagent/catalyst; Green chemistry; | 96% |
Conditions | Yield |
---|---|
With piperidine In ethanol for 0.166667h; Heating; | 99% |
In water at 100℃; Michael Addition; Microwave irradiation; Sealed tube; Green chemistry; | 96% |
5-hydroxy-2-(hydroxymethyl)-4H-pyran-4-one
ethyl (2E)-2-cyano-3-(4-methoxyphenyl)acrylate
Conditions | Yield |
---|---|
With piperidine In ethanol for 0.166667h; Heating; | 99% |
With piperidine In ethanol for 4h; Cycloaddition; Heating; | 28% |
5-hydroxy-2-(hydroxymethyl)-4H-pyran-4-one
benzyl bromide
5-benzyloxy-2-hydroxymethyl-4H-pyran-4-one
Conditions | Yield |
---|---|
With sodium hydroxide In methanol at 80℃; | 99% |
With potassium carbonate In ethanol; water for 2h; Reflux; | 98% |
With caesium carbonate In N,N-dimethyl-formamide at 70℃; for 0.5h; | 90% |
5-hydroxy-2-(hydroxymethyl)-4H-pyran-4-one
vinyl acetate
7-O-acetylkojic acid
Conditions | Yield |
---|---|
novozyme 435 In acetonitrile at 50℃; Enzymatic reaction; | 99% |
Conditions | Yield |
---|---|
In ethanol; chloroform at 20℃; for 1h; | 98.5% |
5-hydroxy-2-(hydroxymethyl)-4H-pyran-4-one
p-methoxybenzyl chloride
5-p-methoxybenzyloxy-2-hydroxymethyl-4-pyrone
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 80℃; for 3h; | 98% |
With potassium carbonate In N,N-dimethyl-formamide at 80℃; for 3h; | 98% |
With potassium carbonate In N,N-dimethyl-formamide at 80℃; for 4h; Reflux; | 90% |
dichloro(benzene)ruthenium(II) dimer
5-hydroxy-2-(hydroxymethyl)-4H-pyran-4-one
(η6-C6H6)RuCl(5-hydroxy-2-(hydroxymethyl)-4-pyrone)
Conditions | Yield |
---|---|
With NaOMe In methanol byproducts: NaCl; kojic acid and NaOMe in dry MeOH stirred for 10 min; Ru complex added, stirred for 5 h; rotary evapd. to dryness; taken in CH2Cl2; soln. filtered, concd. to 3 ml, then Et2O excess added; left for 2 h at room temp.; ppt. collected, washed with Et2O; dried in vac.; | 98% |
5-hydroxy-2-(hydroxymethyl)-4H-pyran-4-one
m-tolyl aldehyde
malononitrile
2-amino-6-(hydroxymethyl)-8-oxo-4-m-tolyl-4,8-dihydropyrano[3,2-b]pyran-3-carbonitrile
Conditions | Yield |
---|---|
With 1,8-diazabicyclo[5.4.0]undec-7-ene immobilized on silica In neat (no solvent) at 20℃; for 0.05h; | 98% |
In water at 50℃; for 0.0833333h; Sonication; | 97% |
With nanozeolite clinoptilolite In water at 95℃; for 0.333333h; Green chemistry; | 95% |
5-hydroxy-2-(hydroxymethyl)-4H-pyran-4-one
4-fluorobenzaldehyde
malononitrile
2-amino-4-(4-fluorophenyl)-4,8-dihydro-6-(hydroxymethyl)-8-oxo-pyrano[3,2-b]pyran-3-carbonitrile
Conditions | Yield |
---|---|
In water at 50℃; for 0.1h; Sonication; | 98% |
With nanozeolite clinoptilolite In water at 95℃; for 0.25h; Green chemistry; | 96% |
With nano-silica sulfuric acid In water for 0.416667h; Reflux; Green chemistry; | 95% |
3-pyridinecarboxaldehyde
5-hydroxy-2-(hydroxymethyl)-4H-pyran-4-one
malononitrile
2-amino-4-(pyridine-3-yl)-4,8-dihydro-6-(hydroxymethyl)-8-oxo-pyrano[3,2-b]pyran-3-carbonitrile
Conditions | Yield |
---|---|
In water at 50℃; for 0.0833333h; Sonication; | 98% |
With Ca9.5Mg0.5(PO4)5.5(SiO4)0.5F1.5 In ethanol for 0.833333h; Reflux; Green chemistry; | 85% |
furfural
5-hydroxy-2-(hydroxymethyl)-4H-pyran-4-one
malononitrile
2-amino-4-(furan-2-yl)-6-(hydroxymethyl)-8-oxo-4,8-dihydropyrano[3,2-b]pyran-3-carbonitrile
Conditions | Yield |
---|---|
In water at 50℃; for 0.0833333h; Sonication; | 98% |
With nanozeolite clinoptilolite In water at 95℃; for 0.333333h; Green chemistry; | 97% |
With β‐cyclodextrin In water at 70℃; for 1h; Green chemistry; | 93% |
5-hydroxy-2-(hydroxymethyl)-4H-pyran-4-one
4-chlorobenzaldehyde
malononitrile
Conditions | Yield |
---|---|
With nanozeolite clinoptilolite In water at 95℃; for 0.3h; Green chemistry; | 98% |
With nano Fe3O4(at) SiO2(at)BenzIm-Fc[Cl]/ZnCl2 In ethanol; water at 20℃; for 0.133333h; Sonication; | 98% |
With sulfonic acid functionalized MCM-41 In water at 90℃; for 0.666667h; Catalytic behavior; Reagent/catalyst; Solvent; Temperature; Green chemistry; | 97% |
5-hydroxy-2-(hydroxymethyl)-4H-pyran-4-one
4-methyl-benzaldehyde
malononitrile
Conditions | Yield |
---|---|
With nano Fe3O4(at) SiO2(at)BenzIm-Fc[Cl]/ZnCl2 In ethanol; water at 20℃; for 0.133333h; Sonication; | 98% |
With 1,8-diazabicyclo[5.4.0]undec-7-ene immobilized on silica In neat (no solvent) at 20℃; for 0.05h; | 97% |
With ferrocene functionalized ionic liquid supported on silica coated Fe3O4 magnetic nanoparticles In ethanol; water at 25℃; for 0.166667h; Catalytic behavior; Solvent; Sonication; | 95% |
5-hydroxy-2-(hydroxymethyl)-4H-pyran-4-one
malononitrile
4-chloro-3-nitro-benzaldehyde
2-amino-4-(4-chloro-3-nitrophenyl)-6-hydroxymethyl-8-oxo-4,8-dihydropyrano[3,2-b]pyran-3-carbonitrile
Conditions | Yield |
---|---|
With nano-silica sulfuric acid In water for 0.2h; Reflux; Green chemistry; | 98% |
With s-triazinium-based ionic liquid immobilized on silica-coated Fe3O4 magnetic nanoparticles In water at 100℃; for 0.5h; Green chemistry; | 98% |
5-hydroxy-2-(hydroxymethyl)-4H-pyran-4-one
4-cyanobenzaldehyde
malononitrile
2-amino-4-(4-cyanophenyl)-4,8-dihydro-6-(hydroxymethyl)-8-oxo-pyrano[3,2-b]pyran3-carbonitrile
Conditions | Yield |
---|---|
With sulfonic acid functionalized MCM-41 In water at 90℃; for 0.583333h; Green chemistry; | 98% |
With nano-silica sulfuric acid In water for 0.25h; Reflux; Green chemistry; | 94% |
With Ca9.5Mg0.5(PO4)5.5(SiO4)0.5F1.5 In ethanol for 0.25h; Reflux; Green chemistry; | 92% |
With β‐cyclodextrin In water at 70℃; for 1h; Green chemistry; | 90% |
With lipase from Aspergillus niger In ethanol; water at 20℃; for 3.5h; Enzymatic reaction; | 90% |
Conditions | Yield |
---|---|
With 1,4-diaza-bicyclo[2.2.2]octane In 1,4-dioxane; water at 20℃; for 24h; | 98% |
With potassium modified alumina catalysts (CAT3) In 1,4-dioxane; water at 20℃; for 24h; Aldol Condensation; Green chemistry; | 98% |
Conditions | Yield |
---|---|
With s-triazinium-based ionic liquid immobilized on silica-coated Fe3O4 magnetic nanoparticles In water at 100℃; for 0.5h; Green chemistry; | 98% |
5-hydroxy-2-(hydroxymethyl)-4H-pyran-4-one
4-nitrobenzaldehdye
malononitrile
Conditions | Yield |
---|---|
With s-triazinium-based ionic liquid immobilized on silica-coated Fe3O4 magnetic nanoparticles In water at 100℃; for 0.333333h; Green chemistry; | 98% |
With sulfonic acid functionalized MCM-41 In water at 90℃; for 0.583333h; Green chemistry; | 98% |
With C5H6NO3S(1+)*F6P(1-) In neat (no solvent) at 90℃; for 0.25h; Reagent/catalyst; | 92% |
5-hydroxy-2-(hydroxymethyl)-4H-pyran-4-one
formaldehyd
1-(4-fluorophenylmethyl)piperazine
Conditions | Yield |
---|---|
In methanol at 20℃; Mannich Aminomethylation; | 98% |
pyridine-2-carbaldehyde
2-Amino-6-methylpyridine
5-hydroxy-2-(hydroxymethyl)-4H-pyran-4-one
Conditions | Yield |
---|---|
With hyper-cross-linked β-cyclodextrin nanosponge In ethanol for 0.25h; Solvent; Time; Mannich Aminomethylation; Reflux; | 98% |
Conditions | Yield |
---|---|
Stage #1: piperazine; formaldehyd In ethanol at 20℃; for 0.5h; Stage #2: 5-hydroxy-2-(hydroxymethyl)-4H-pyran-4-one In ethanol for 5h; | 97% |
1) EtOH, H2O, 30 min, 2) EtOH, H2O, room temperature, 1 h; Yield given. Multistep reaction; |
5-hydroxy-2-(hydroxymethyl)-4H-pyran-4-one
4-(trifluoromethylthio)benzaldehyde
malononitrile
Conditions | Yield |
---|---|
With triethylamine In ethanol for 0.25h; Heating; | 97% |
5-hydroxy-2-(hydroxymethyl)-4H-pyran-4-one
propionic acid anhydride
2-propionyloxymethyl-4H-pyran-4-on-5-yl propionate
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 20℃; | 97% |
indole
5-hydroxy-2-(hydroxymethyl)-4H-pyran-4-one
benzaldehyde
2-((1H-indol-3-yl)(phenyl)methyl)-3-hydroxy-6-(hydroxymethyl)-4H-pyran-4-one
Conditions | Yield |
---|---|
Stage #1: 5-hydroxy-2-(hydroxymethyl)-4H-pyran-4-one; benzaldehyde With FAU zeolite nanoparticles In neat (no solvent) at 110℃; for 0.166667h; Green chemistry; Stage #2: indole In neat (no solvent) Temperature; Green chemistry; | 97% |
With Zn4O(BDC)3 supported on NiFe2O4 nanoparticles In neat (no solvent) at 110℃; for 1h; Catalytic behavior; Reagent/catalyst; Solvent; Temperature; Concentration; | 92% |
With indium(III) chloride at 120℃; for 1.08333h; neat (no solvent); | 85% |
thiophene-2-carbaldehyde
5-hydroxy-2-(hydroxymethyl)-4H-pyran-4-one
malononitrile
2-amino-4-(thiophen-2-yl)-4,8-dihydro-6-(hydroxymethyl)-8-oxo-pyrano[3,2-b]pyran-3-carbonitrile
Conditions | Yield |
---|---|
In water at 50℃; for 0.1h; Sonication; | 97% |
With s-triazinium-based ionic liquid immobilized on silica-coated Fe3O4 magnetic nanoparticles In water at 100℃; for 0.416667h; Green chemistry; | 95% |
With nanozeolite clinoptilolite In water at 95℃; for 0.3h; Green chemistry; | 92% |
5-hydroxy-2-(hydroxymethyl)-4H-pyran-4-one
indole-2,3-dione
ethyl 2-cyanoacetate
ethyl 2'-amino-6'-(hydroxymethyl)-2,8'-dioxo-8'H-spiro[indoline-3,4'-pyrano[3,2-b]pyran]-3'-carboxylate
Conditions | Yield |
---|---|
With N-doped graphene quantum dots modified with CuO (0D)/ZnO (1D) heterojunction In water for 0.25h; | 97% |
With 1,4-diaza-bicyclo[2.2.2]octane In methanol at 60℃; for 12h; Catalytic behavior; Reagent/catalyst; Temperature; Time; Solvent; | 94% |
With copper(II) bis(trifluoromethanesulfonate) In 1,2-dichloro-ethane for 0.583333h; Reflux; | 89% |
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