Dayangchem'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 quantities
Cas:5442-12-6
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryWe can provide GMP validation service that complies with SFDA, FDA, WHO and EU EMPA.Excellent registration team could help us easlily to register our products in different countries.If you and your customer are interested in some products or need C
Cas:5442-12-6
Min.Order:1 Gram
Negotiable
Type:Manufacturers
inquiryAntineoplastic Agents Demehylcantharidin Norcantharidin / NCTD 99% Powder Xi'an Quanao Biotech Co., Ltd. is is a global chemical industry manufacturers and suppliers of pharmaceuticals and intermediates, peptide,Nootropis etc API, food and fee
Cas:5442-12-6
Min.Order:500 Gram
FOB Price: $19.0 / 23.0
Type:Manufacturers
inquiryCAS RN.: 5442-12-6;29745-04-8 Molecular Weight: 168.1467 Molecular Formula: C8H8O4
Cas:5442-12-6
Min.Order:10 Kilogram
Negotiable
Type:Trading Company
inquiry1. 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:5442-12-6
Min.Order:1 Gram
FOB Price: $0.1
Type:Manufacturers
inquiryCHENGDU YANXI is a comprehensive manufacturer and an international distribution of products throughout the world. Specialized in Scrap metal, Chemical raw materials, Paper products and color industry. We aim to become leading position in global dis
Cas:5442-12-6
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Trading Company
inquiryProduct Name: Norcantharidin Synonyms: EXO-7-OXABICYCLO[2.2.1]HEPTANE-2,3-DICARBOXYLIC ANHYDRIDE;TIMTEC-BB SBB008464;TIMTEC-BB SBB005955;NORCANTHARIDIN;4,7-Epoxyisobenzofuran-1,3-dione, hexahydro-;4,10-Dioxatricyclo[5.2.1.0(2,6)]decane-3,5-d
Cas:5442-12-6
Min.Order:1 Gram
FOB Price: $8900.0
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:5442-12-6
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:5442-12-6
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:5442-12-6
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryOur company has been in existence for 10 years since its establishment. We have our own unique team. The company integrates independent research and development, production and sales. We have established famous brands at home and abroad. At prese
Cas:5442-12-6
Min.Order:1 Kilogram
FOB Price: $72.8 / 78.3
Type:Trading Company
inquiryProduct Name: Norcantharidin Synonyms: Go Norcantharidin;3,6-ENDOXOHEXAHYDROPHTHALIC ANHYDRIDE;EXO-7-OXABICYCLO[2.2.1]HEPTANE-2,3-DICARBOXYLIC ANHYDRIDE;TIMTEC-BB SBB008464;TIMTEC-BB SBB005955;7-OXABICYCLO[2.2.1]HEPTANE-2,3-DICARBOXYLIC ANHYDRID
Cas:5442-12-6
Min.Order:100 Gram
Negotiable
Type:Lab/Research institutions
inquiryHubei Yuanmeng Biological Technology Co., Ltd., which is located in Wuhan, China. We are specializing in the exportation of APIs, and plant extracts ect. Our products has been exported to America, Australia, Brazil, the Europe, Middle East and other
Cas:5442-12-6
Min.Order:1 Kilogram
FOB Price: $3.0 / 5.0
Type:Trading Company
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
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
superior quality moderate price & quick delivery Appearance:Solid 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. Application:Used to make other chemica
Cas:5442-12-6
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryEstablished in May 2015, TaiChem Ltd. is initially invested by a British research and development company and started by PhDs back from aboard. The company is registered in China Medical City (CMC), Taizhou, Jiangsu Province, and the production site
We are leading fine chemicals supplier in China with ISO certificate, Our main business covers the fields below: 1.Noble Metal Catalysts (Pt.Pd...) 2.Organic Phosphine Ligands (Tert-butyl-phosphine.Cyclohexyl-phosphine...) 3.OLED
Cas:5442-12-6
Min.Order:1 Gram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryShandong Mopai Biotechnology 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 chemicals. W
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
The quality is guaranteed. If you find the product is wrong compared with COA, we promise 100% refund or change product. COA and HPLC will be shipped out with goods. You can also inform your analysis method and we will follow your analysis me
NorcantharidinAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air
ISO/factory/goodqualityAppearance:off white Storage:Dry,cool place Package:drum Application:active pharmaceutical ingredients Transportation:by air/sea/express Port:shenzhen/shanghai
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
high 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
Why is SINOWAY:1) Specialized in pharmaceutical and healthcare industrial since 19872) 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 . Application:API
Cas:5442-12-6
Min.Order:0
Negotiable
Type:Trading Company
inquiryHangzhou Dingyan Chem 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 quality in your re
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:5442-12-6
Min.Order:1 bottle
Negotiable
Type:Lab/Research institutions
inquiryOur 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
endo-7-oxabicyclo<2.2.1>heptane-2,3-dicarboxylic acid
endothall anhydride
Conditions | Yield |
---|---|
In acetyl chloride | 99% |
Conditions | Yield |
---|---|
With hydrogen; palladium 10% on activated carbon In ethyl acetate for 16h; Heating / reflux; | 98% |
With palladium 10% on activated carbon; hydrogen In ethyl acetate at 20℃; for 24h; | 97% |
With hydrogen In ethyl acetate at 280℃; | 81% |
methanol
endothall anhydride
3-(methoxycarbonyl)-7-oxa-bicyclo[2.2.1]heptane-2-carboxylic acid
Conditions | Yield |
---|---|
at 60℃; for 16h; | 98% |
for 3h; Heating / reflux; | 96% |
at 80 - 85℃; for 3.5h; | 72.2% |
at 80 - 85℃; for 15.5h; Cooling; | 24.2% |
endothall anhydride
ethanol
7-oxabicyclo[2.2.1]heptane-2,3-dicarboxylic acid monoethyl ester
Conditions | Yield |
---|---|
at 80℃; for 4.5h; | 87% |
at 80℃; for 4.5h; | 87% |
Conditions | Yield |
---|---|
With triethylamine In N,N-dimethyl-formamide at 60℃; for 24h; Inert atmosphere; | 84% |
Conditions | Yield |
---|---|
In toluene for 2h; Heating / reflux; | 74% |
endothall anhydride
benzyl alcohol
7-oxabicyclo[2.2.1]heptane-2,3-dicarboxylic acid, mono (phenylmethyl)ester
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 160℃; for 6h; | 71.2% |
endothall anhydride
1-t-Butoxycarbonylpiperazine
4-(3-carboxy-7-oxa-bicyclo[2.2.1]heptane-2-carbonyl)piperazine-1-carboxylic acid tert-butyl ester
Conditions | Yield |
---|---|
In toluene at 100 - 110℃; for 8h; | 47% |
In toluene at 100℃; for 8h; |
Conditions | Yield |
---|---|
With zeolite Y with a silica-alumina at 200℃; Inert atmosphere; | A 41% B 23% |
endothall anhydride
4-amino-1-(2-(4-methoxyphenyl)ethyl)piperidine
3-{1-[2-(4-methoxy-phenyl)-ethyl]piperidin-4-ylcarbamoyl}-7-oxa-bicyclo[2.2.1]-heptane-2-carboxylic acid
Conditions | Yield |
---|---|
In toluene at 100℃; for 20h; | 36% |
Conditions | Yield |
---|---|
With dmap In dichloromethane at 60℃; for 14h; Sealed tube; Inert atmosphere; | 34.7% |
Conditions | Yield |
---|---|
With dmap In dichloromethane at 60℃; for 14h; Sealed tube; Inert atmosphere; | 30.7% |
Conditions | Yield |
---|---|
With zeolite Y with a silica-alumina at 160℃; for 15h; Inert atmosphere; | A 15% B 28% |
Conditions | Yield |
---|---|
With dmap In dichloromethane at 60℃; for 14h; Sealed tube; Inert atmosphere; | 25.2% |
2-amino-1,3-oxazole
endothall anhydride
2-oxazol-2-yl-hexahydro-4,7-epioxido-isoindole-1,3-dione
2-thiazolylamine
endothall anhydride
2-thiazol-2-yl-hexahydro-4,7-epioxido-isoindole-1,3-dione
3(5)-amino-1,2,4-triazole
endothall anhydride
2-(1H-[1,2,4]triazol-3-yl)-hexahydro-4,7-epioxido-isoindole-1,3-dione
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide |
2-amino-5,6-dimethylbenzothiazole
endothall anhydride
2-(5,6-dimethyl-benzothiazol-2-yl)-hexahydro-4,7-epioxido-isoindole-1,3-dione
2-Amino-6-ethoxybenzothiazole
endothall anhydride
2-(6-ethoxy-benzothiazol-2-yl)-hexahydro-4,7-epioxido-isoindole-1,3-dione
Conditions | Yield |
---|---|
In dichloromethane |
naphtho[2,3-d]thiazole-2-amine
endothall anhydride
2-naphtho[2,3-d]thiazol-2-yl-hexahydro-4,7-epioxido-isoindole-1,3-dione
naphtho[2,3-d]thiazole-2-amine
endothall anhydride
3-naphtho[2,3-d]thiazol-2-ylcarbamoyl-7-oxa-bicyclo[2.2.1]heptane-2-carboxylic acid
Conditions | Yield |
---|---|
In dichloromethane |
endothall anhydride
naphthalen-2-ylamine
(3aα,4α,7α,7aα)-Hexahydro-2-(2-naphthalenyl)-4,7-epoxy-1H-isoindole-1,3(2H)-dione
Conditions | Yield |
---|---|
In water; acetic acid | 65.7 mg (0.224 mmol, 74.7%) |
endothall anhydride
7-oxabicyclo[2.2.1]heptane-2,3-dicarboxylic acid, mono (phenylmethyl)ester
Conditions | Yield |
---|---|
With benzyl alcohol | 2.7 g (33%) |
endothall anhydride
sodium sulfate
cis-endo-2,3-(bishydroxymethyl)-7-oxabicyclo<2.2.1>heptane
Conditions | Yield |
---|---|
In tetrahydrofuran | |
In tetrahydrofuran |
Conditions | Yield |
---|---|
With sodium borohydrid In tetrahydrofuran; hydrogenchloride; dichloromethane |
Conditions | Yield |
---|---|
With sodium hydroxide In water at 20℃; for 16h; |
endothall anhydride
Endothall disodium salt
Conditions | Yield |
---|---|
With sodium hydroxide In water |
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