Welcome 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:616-76-2
Min.Order:1 Metric Ton
Negotiable
Type:Manufacturers
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 services. DayangChem can provide different quantities of custom synthesis ch
Cas:616-76-2
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryOur 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:616-76-2
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiryWelcome to Henan Tianfu Chemical Co., Ltd. website. Our company engages in Sodium Tripolyphosphate (STPP) and Sodium Hexametabphosphate (SHMP) production; development of noble metal catalysts, synthesis of electronic chemical materials and general
Cas:616-76-2
Min.Order:1 Kilogram
Negotiable
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:616-76-2
Min.Order:1 Kilogram
FOB Price: $15.0 / 50.0
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:616-76-2
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:616-76-2
Min.Order:1 Kilogram
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:616-76-2
Min.Order:1 Kilogram
Negotiable
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
Product Name: 5-Formylsalicylic acid Synonyms: Benzoic acid, 5-formyl-2-hydroxy-;5-FORMYLSALICYLIC ACID;5-FORMYL-2-HYDROXYBENZOIC ACID;2-HYDROXY-5-FORMYLBENZOIC ACID;5-FORMYLSALICYLIC ACID 97%;3-Carboxy-4-hydroxybenzaldehyde;5-Formylsalicylic ac
Cas:616-76-2
Min.Order:100 Gram
Negotiable
Type:Lab/Research institutions
inquiryPrice, service, company and transport advantage: 1.place of origin china with super quality by reasonable price. 2. it's customers' right to choose the package (ems, dhl, fedex, ups); 3. it's custo
Cas:616-76-2
Min.Order:10 Gram
Negotiable
Type:Trading Company
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
superior quality moderate price& quick delivery Appearance: light beige fine crystalline powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:1kg/bag, 1kg/drum or 25kg/drum or as per your request. Applicat
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:616-76-2
Min.Order:0 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryCompany Introduction 1. Established in 2005, with two independent business divisions: Fine chemicals division; Pharmaceutical division. 2. Main product: Optical brightener Textile auxiliary Dye stuff Pigments
Cas:616-76-2
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryJ&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
A substitute for perfluorooctanoic acid, mainly used as a surfactant, dispersant, additive, etc Appearance:White solid or Colorless liquid Purity:99.3 % We will ship the goods in a timely manner as required We can provide relevant documents acc
Cas:616-76-2
Min.Order:4 Kilogram
Negotiable
Type:Lab/Research institutions
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
Cas:616-76-2
Min.Order:0 Metric Ton
Negotiable
Type:Other
inquiryMassive Chemical is certified with ISO9001 and ISO14001 manufacturer for this product. We will offer all documents as requirement for the materials which includes, Certificate of Analysis, Material Safety Data Sheet, and Method of Analysis and
Cas:616-76-2
Min.Order:1 Gram
FOB Price: $1.0
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,
Cas:616-76-2
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiry1.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:616-76-2
Min.Order:1 Metric Ton
FOB Price: $7.0 / 8.0
Type:Trading Company
inquiryStock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
Cas:616-76-2
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryhigh purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air Port:Beijing or Guangzhou
Shanghai Lonwin Chemical company is a subsidiary of Lonwin Industry Group Limited, was established in 2011 and is headquartered in Shanghai, adjacent to China National Convention and Exhibition Center and Hongqiao transportation hub.Lonwinchem is
Cas:616-76-2
Min.Order:100 Kilogram
FOB Price: $100.0 / 150.0
Type:Other
inquiryhigh purity,in stock Package:25kg/drum,or as per customers'demand Application:API,or Intermediates,fine chemicals Transportation:air,sea,courier
R & D enterprises have their own stock in stock Package:1kg Application:pharmaceutical intermediates
Acmec is a leading manufacturer and supplier of biochemical reagents and life science products. We have over 40,000 items in stock (real-time inventory) and offer discounted prices to registered members of the online store ( www.acmec.com.cn ) Appea
Cas:616-76-2
Min.Order:1 bottle
Negotiable
Type:Lab/Research institutions
inquiryhigh quality Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea
Our clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS
TAIHO Unique Advantages:1.We're factory2.Free samples available3.Commodity inspection can be done4.ISO9001,Kosher certifications5.10 years experiences Storage:Store in cool &dry place Package:aluminium foil bag/fiber can/plastic drum Application:comp
Conditions | Yield |
---|---|
With oxygen; cobalt(II) diacetate tetrahydrate; sodium hydroxide In ethylene glycol at 80℃; under 760.051 Torr; for 8h; | 89% |
With oxygen; sodium hydroxide In 2-methoxy-ethanol at 80℃; for 7h; chemoselective reaction; |
Conditions | Yield |
---|---|
With oxygen; potassium acetate; palladium diacetate; C19H24N2O; p-benzoquinone In N,N-dimethyl-formamide at 110℃; under 760.051 Torr; for 24h; regioselective reaction; | 73% |
hexamethylenetetramine
salicylic acid
A
3-formylsalicylic acid
B
2-hydroxy-5-formylbenzoic acid
Conditions | Yield |
---|---|
Stage #1: hexamethylenetetramine; salicylic acid With copper(I) oxide In trifluoroacetic acid for 5h; Duff Aldehyde Synthesis; Reflux; Stage #2: With hydrogenchloride In water at 20℃; for 1h; Concentration; Reagent/catalyst; regioselective reaction; | A 55.7% B 24.3% |
Stage #1: hexamethylenetetramine; salicylic acid With acetic acid for 2h; Reflux; Stage #2: With sulfuric acid for 1h; Reflux; | |
With acetic acid for 8h; Reflux; |
Conditions | Yield |
---|---|
With acetic acid for 8h; Temperature; Reflux; | 16% |
With water for 16h; Heating; | 12% |
In water at 100℃; for 16h; | 2.2 g |
In water at 100℃; for 16h; | 2.2 g |
hexamethylenetetramine
acetic acid
salicylic acid
A
3-formylsalicylic acid
B
2-hydroxy-5-formylbenzoic acid
Conditions | Yield |
---|---|
anschliessendes Behandeln mit wss. Salzsaeure; |
4-hydroxyisophthalic acid
A
2-hydroxy-5-formylbenzoic acid
B
5-formyl-4-hydroxy-isophthalic acid
Conditions | Yield |
---|---|
With potassium hydroxide; chloroform; water |
2-hydroxy-5-(2,2,2-trichloro-1-hydroxy-ethyl)-benzoic acid
2-hydroxy-5-formylbenzoic acid
Conditions | Yield |
---|---|
With potassium hydroxide | |
With sulfuric acid |
Conditions | Yield |
---|---|
With sodium hydroxide anschliessendes Erhitzen mit Natrium-<3-nitro-benzolsulfonat>; | |
in Gegenwart einer aromatischen Hydroxylaminverbindung und Zersetzung des Reaktionsproduktes; |
chloroform
salicylic acid
A
3-formylsalicylic acid
B
2-hydroxy-5-formylbenzoic acid
Conditions | Yield |
---|---|
Product distribution; |
chloroform
salicylic acid
A
3-formylsalicylic acid
B
2-hydroxy-5-formylbenzoic acid
Conditions | Yield |
---|---|
With sodium hydroxide |
Bromoform
salicylic acid
A
3-formylsalicylic acid
B
2-hydroxy-5-formylbenzoic acid
Conditions | Yield |
---|---|
Product distribution; |
Conditions | Yield |
---|---|
Zersetzung des Produktes mit Salzsaeure; |
hexamethylenetetramine
water
salicylic acid
A
3-formylsalicylic acid
B
2-hydroxy-5-formylbenzoic acid
Conditions | Yield |
---|---|
anschliessendes Behandeln mit wss. Salzsaeure; |
chloroform
salicylic acid
A
3-formylsalicylic acid
B
2-hydroxy-5-formylbenzoic acid
sulfuric acid
2-hydroxy-5-(2,2,2-trichloro-1-hydroxy-ethyl)-benzoic acid
2-hydroxy-5-formylbenzoic acid
2-hydroxy-5-(2,2,2-trichloro-1-hydroxy-ethyl)-benzoic acid
2-hydroxy-5-formylbenzoic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: sulfuric acid 2: sulfuric acid View Scheme | |
Multi-step reaction with 2 steps 1: sulfuric acid / Erwaermen des Reaktionsprodukts mit Chlorwasserstoff enthaltendem Methanol 2: sulfuric acid View Scheme |
potassium hydrogencarbonate
4-hydroxy-benzaldehyde
2-hydroxy-5-formylbenzoic acid
Conditions | Yield |
---|---|
With Lyophilized E. coli whole cells overexpressed Aspergillus oryzae 2,3-dihydroxybenzoic acid decarboxylase In methanol; aq. phosphate buffer at 30℃; pH=8.5; Enzymatic reaction; regioselective reaction; |
2-hydroxy-5-formylbenzoic acid
benzyl bromide
benzyl 2-hydroxy-5-formylbenzoate
Conditions | Yield |
---|---|
With potassium hydrogencarbonate In N,N-dimethyl-formamide at 20℃; for 24h; | 100% |
With potassium hydrogencarbonate In N,N-dimethyl-formamide at 20℃; | 100% |
With sodium hydrogencarbonate In N,N-dimethyl-formamide at 20 - 25℃; for 24h; Inert atmosphere; | 90% |
Conditions | Yield |
---|---|
With potassium hydrogencarbonate In N,N-dimethyl-formamide at 20℃; for 24h; | 100% |
methanol
2-hydroxy-5-formylbenzoic acid
methyl-5-formyl-2-hydroxybenzoate
Conditions | Yield |
---|---|
With sulfuric acid for 24h; Heating / reflux; | 99% |
With sulfuric acid at 90℃; for 5h; | 99.98% |
With sulfuric acid for 48h; Reflux; | 96% |
2-hydroxy-5-formylbenzoic acid
5-cyano-2-hydroxybenzoic acid
Conditions | Yield |
---|---|
With formic acid; hydroxyammonium sulfate; sodium formate at 80℃; for 6h; | 99% |
Multi-step reaction with 3 steps 1: potassium carbonate / butanone / 8 h / Heating / reflux 2: hydroxylamine hydrochloride / 1-methyl-pyrrolidin-2-one / 4 h / 115 °C 3: hydrogen / 5%-palladium/activated carbon / tetrahydrofuran; ethanol / 2 h / 20 °C View Scheme |
2-hydroxy-5-formylbenzoic acid
5-Formyl-2-hydroxy-benzoyl chloride
Conditions | Yield |
---|---|
With thionyl chloride at 85℃; | 99% |
Conditions | Yield |
---|---|
With acetic acid In ethanol at 20℃; for 8h; Pictet-Spengler Synthesis; Sonication; | 99% |
Conditions | Yield |
---|---|
Stage #1: 2-hydroxy-5-formylbenzoic acid; N-isopropylhydroxyamine In methanol at 20℃; Stage #2: With sodium hydroxide In methanol; water at 20℃; | 96% |
2-hydroxy-5-formylbenzoic acid
benzyl bromide
benzyl 5-formyl-2-(benzyloxy)benzoate
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 110℃; for 16h; | 95% |
With potassium carbonate In N,N-dimethyl-formamide at 110℃; for 20h; | 85% |
With caesium carbonate In ethyl acetate; N,N-dimethyl-formamide | 77% |
nitromethane
2-hydroxy-5-formylbenzoic acid
2-hydroxy-5-(2-nitroethenyl)benzoic acid
Conditions | Yield |
---|---|
With ammonium acetate In ethanol at 60℃; for 1h; | 93% |
With ammonium acetate In ethanol at 60℃; for 1h; | 93% |
With ammonium acetate In ethanol at 60℃; for 1h; | 93% |
With N-butylamine In acetic acid for 3h; Heating; | 48% |
2-hydroxy-5-formylbenzoic acid
tert-butyl alcohol
tert-butyl 5-formyl-2-hydroxybenzoate
Conditions | Yield |
---|---|
With dmap; dicyclohexyl-carbodiimide In tetrahydrofuran | 93% |
With dicyclohexyl-carbodiimide for 3h; Reflux; | 75% |
2-hydroxy-5-formylbenzoic acid
terbium(III) acetate tetrahydrate
Conditions | Yield |
---|---|
Stage #1: terbium(III) acetate tetrahydrate; tetrasodium ethylenediamine-N,N,N',N'-tetraacetate With sodium hydroxide In ethanol; water at 60℃; for 1h; Stage #2: 2-hydroxy-5-formylbenzoic acid In ethanol; water at 60℃; for 1h; Quantum yield; | 89% |
2-hydroxy-5-formylbenzoic acid
Conditions | Yield |
---|---|
Stage #1: 2-hydroxy-5-formylbenzoic acid With benzotriazol-1-ol; dicyclohexyl-carbodiimide In tetrahydrofuran for 0.5h; Cooling with ice; Stage #2: γ-benzyl L-glutamate hydrochloride With 4-methyl-morpholine In tetrahydrofuran for 8h; pH=9; | 88.4% |
2-hydroxy-5-formylbenzoic acid
1-pentanamine
5-formyl-2-hydroxy-N-pentyl-benzamide
Conditions | Yield |
---|---|
With benzotriazol-1-ol; dacarbazine In dichloromethane | 88% |
Conditions | Yield |
---|---|
Stage #1: 2-hydroxy-5-formylbenzoic acid With benzotriazol-1-ol; dicyclohexyl-carbodiimide In tetrahydrofuran for 0.5h; Cooling with ice; Stage #2: L-valine benzyl ester hydrochloride With 4-methyl-morpholine In tetrahydrofuran for 8h; pH=9; | 87.3% |
2-hydroxy-5-formylbenzoic acid
Conditions | Yield |
---|---|
Stage #1: 2-hydroxy-5-formylbenzoic acid With benzotriazol-1-ol; dicyclohexyl-carbodiimide In tetrahydrofuran for 0.5h; Cooling with ice; Stage #2: (S)-2-amino-4-(benzyloxy)-4-oxobutanoic acid hydrochloride With 4-methyl-morpholine In tetrahydrofuran for 8h; pH=9; | 86.9% |
2-hydroxy-5-formylbenzoic acid
Conditions | Yield |
---|---|
With sulfuric acid; nitric acid at 0℃; for 3h; | 86.6% |
With sulfuric acid; nitric acid at -10 - -5℃; |
2-hydroxy-5-formylbenzoic acid
tyrosine benzyl ester hydrochloride
Conditions | Yield |
---|---|
Stage #1: 2-hydroxy-5-formylbenzoic acid With benzotriazol-1-ol; dicyclohexyl-carbodiimide In tetrahydrofuran for 0.5h; Cooling with ice; Stage #2: tyrosine benzyl ester hydrochloride With 4-methyl-morpholine In tetrahydrofuran for 8h; pH=9; | 85.7% |
2-hydroxy-5-formylbenzoic acid
benzyl (2S)-2-pyrrolidinecarboxylate hydrochloride
Conditions | Yield |
---|---|
Stage #1: 2-hydroxy-5-formylbenzoic acid With benzotriazol-1-ol; dicyclohexyl-carbodiimide In tetrahydrofuran for 0.5h; Cooling with ice; Stage #2: benzyl (2S)-2-pyrrolidinecarboxylate hydrochloride With 4-methyl-morpholine In tetrahydrofuran for 8h; pH=9; | 84.2% |
2-hydroxy-5-formylbenzoic acid
1,2-diamino-benzene
5-(1H-benzimidazol-3-ium-2-yl)-2-hydroxybenzoate
Conditions | Yield |
---|---|
In ethanol for 6h; Reflux; | 84% |
2-hydroxy-5-formylbenzoic acid
Conditions | Yield |
---|---|
With N-Bromosuccinimide In N,N-dimethyl-formamide at 0 - 70℃; for 3h; Inert atmosphere; | 84% |
With N-Bromosuccinimide In N,N-dimethyl-formamide at 0 - 70℃; for 3h; Inert atmosphere; | 84% |
With N-Bromosuccinimide In N,N-dimethyl-formamide at 0 - 70℃; for 3h; Inert atmosphere; | 84% |
With N-Bromosuccinimide In N,N-dimethyl-formamide at 0 - 70℃; for 3h; Inert atmosphere; | 84% |
Conditions | Yield |
---|---|
With hydrogenchloride In water; isopropyl alcohol at 80℃; for 16h; | 84% |
2-hydroxy-5-formylbenzoic acid
Conditions | Yield |
---|---|
Stage #1: 2-hydroxy-5-formylbenzoic acid With benzotriazol-1-ol; dicyclohexyl-carbodiimide In tetrahydrofuran for 0.5h; Cooling with ice; Stage #2: methionine benzyl ester hydrochloride With 4-methyl-morpholine In tetrahydrofuran for 8h; pH=9; | 83.7% |
2-hydroxy-5-formylbenzoic acid
Conditions | Yield |
---|---|
Stage #1: 2-hydroxy-5-formylbenzoic acid With benzotriazol-1-ol; dicyclohexyl-carbodiimide In tetrahydrofuran for 0.5h; Cooling with ice; Stage #2: L-threonine benzyl ester hydrochloride With 4-methyl-morpholine In tetrahydrofuran for 8h; pH=9; | 83.7% |
4-amino-6-bromo-1H-indazole
2-hydroxy-5-formylbenzoic acid
Conditions | Yield |
---|---|
With 1,4-dihydropyridine; trifluoroacetic acid In dichloromethane at 40℃; for 12h; Inert atmosphere; Molecular sieve; | 82% |
2-hydroxy-5-formylbenzoic acid
L-alanine benzyl ester hydrochloride
Conditions | Yield |
---|---|
Stage #1: 2-hydroxy-5-formylbenzoic acid With benzotriazol-1-ol; dicyclohexyl-carbodiimide In tetrahydrofuran for 0.5h; Cooling with ice; Stage #2: L-alanine benzyl ester hydrochloride With 4-methyl-morpholine In tetrahydrofuran for 8h; pH=9; | 82% |
Conditions | Yield |
---|---|
With hydrogenchloride In water; isopropyl alcohol at 80℃; | 82% |
Conditions | Yield |
---|---|
Stage #1: 2-hydroxy-5-formylbenzoic acid With benzotriazol-1-ol; dicyclohexyl-carbodiimide In tetrahydrofuran for 0.5h; Cooling with ice; Stage #2: L-leucine benzyl ester hydrochloride With 4-methyl-morpholine In tetrahydrofuran for 8h; pH=9; | 81.8% |
2-hydroxy-5-formylbenzoic acid
L-isoleucine benzyl ester hydrochloride
Conditions | Yield |
---|---|
Stage #1: 2-hydroxy-5-formylbenzoic acid With benzotriazol-1-ol; dicyclohexyl-carbodiimide In tetrahydrofuran for 0.5h; Cooling with ice; Stage #2: L-isoleucine benzyl ester hydrochloride With 4-methyl-morpholine In tetrahydrofuran for 8h; pH=9; | 81.7% |
2-hydroxy-5-formylbenzoic acid
L-serine benzyl ester hydrochloride
Conditions | Yield |
---|---|
Stage #1: 2-hydroxy-5-formylbenzoic acid With benzotriazol-1-ol; dicyclohexyl-carbodiimide In tetrahydrofuran for 0.5h; Cooling with ice; Stage #2: L-serine benzyl ester hydrochloride With 4-methyl-morpholine In tetrahydrofuran for 8h; pH=9; | 81.4% |
About|Contact|Cas|Product Name|Molecular|Country|Encyclopedia
Message|New Cas|MSDS|Service|Advertisement|CAS DataBase|Article Data|Manufacturers | Chemical Catalog
©2008 LookChem.com,License: ICP
NO.:Zhejiang16009103
complaints:service@lookchem.com Desktop View