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:87-39-8
Min.Order:1 Kilogram
FOB Price: $3.0
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
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
With our good experience, we offer detailed technical support and advice to assist customers. We communicate closely with customers to establish their quality requirements. Consistent Quality Our plant has strict quality control in each manufacturin
WITH 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:87-39-8
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
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
Cas:87-39-8
Min.Order:1 Kilogram
FOB Price: $50.0 / 100.0
Type:Trading Company
inquiryAppearance:Powder Storage:Room temperature Package:10G/Bottle,50G/Bottle Application:Chemicals Transportation:Express/Sea/Air Port:Any port in china
Cas:87-39-8
Min.Order:10 Gram
Negotiable
Type:Lab/Research institutions
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:87-39-8
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryVIOLURIC ACID CAS:87-39-8 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 intermediates,
Cas:87-39-8
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:87-39-8
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
Cas:87-39-8
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryHangzhou 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
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:87-39-8
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryChemlyte Solutions believe that customers and suppliers deserve much more than what traditional distributors can offer. To grow in today s fast-paced and increasingly competitive market it is essential to be able to quickly adapt to market forces eff
Zibo 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:87-39-8
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquirySuperior quality moderate price & quick delivery Appearance: LIGHT YELLOW 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. Application:U
Cas:87-39-8
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryVIOLURIC ACID Basic information Product Name: VIOLURIC ACID Synonyms: ALLOXAN-5-OXIME;5-ISONITROSOBARBITURIC ACID;5-HYDROXYIMINOBARBITURIC ACID;2
Cas:87-39-8
Min.Order:1 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryfactory?direct?saleAppearance:White Powder Storage:Store In Dry, Cool And Ventilated Place Package:25kg/drum, also according to the clients requirement Application:It is widely used as a thickener, emulsifier and stabilizer Transportation:By Sea Or B
Shandong 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
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
Product name: Violet uric acid. Synonym:ALLOXAN-5-OXIME;5-ISONITROSOBARBITURICACID;5-HYDROXYIMINOBARBITURICACID;2,4,5,6(1H,3H)-Pyrimidinetetrone,5-oxime;2,4,5,6(1H,3H)-PyrimidChemicalbookinetetrone,5-oxime;VIOLURICACID;5-(Hydroxyimino)pyrimidine-
We are a Union of chemistry in China, consists of chemists,engineers, laboratories,factories in China. We organize surplus capacity of R&D and production as well as custom synthesis for chemical products and chemical business project. We are supp
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
Q1: Are you a manufacturer Answer: Yes, we are factory founded on 2012.Q2: How to contact with us Click "contact supplier" And then send us message the product you interest in, you will get reply within 12 hours.Q3:Which kind of payment terms do you
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:87-39-8
Min.Order:1 bottle
Negotiable
Type:Lab/Research institutions
inquiryhigh qualityAppearance:white crystalline powder Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea
Ansciep Chemical is a professional enterprise manufacturing and distributing fine chemicals and speciality chemicals. We have been dedicated to heterocycle compounds and phenyl rings for tens of years. This is our mature product for export. Our quali
Cas:87-39-8
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry★.Best quality according to requirement ★.Competitive price in China market ★.Mature Technical support ★.Professional logistic support
Conditions | Yield |
---|---|
With hydrogenchloride; sodium hydroxide; sodium nitrite In water at 10 - 30℃; for 16h; Reagent/catalyst; | 85.2% |
With potassium nitrite | |
With sodium perchlorate; sodium nitrite at 25℃; Kinetics; Mechanism; Concentration; pH-value; Reagent/catalyst; Acidic aq. solution; |
Conditions | Yield |
---|---|
With hydrogenchloride |
pyrimidine-2,4,5,6(1H,3H)-tetraone
violuric acid
Conditions | Yield |
---|---|
With hydroxylamine hydrochloride; water | |
With hydroxylamine hydrochloride; water at 60 - 70℃; |
Conditions | Yield |
---|---|
With hydrogenchloride; potassium chlorate man erwaermt die von ueberschuessigem Chlor befreite Loesung mit salzsaurem Hydroxylamin; |
alloxan-4-oxime
violuric acid
Conditions | Yield |
---|---|
With hydrogenchloride |
Conditions | Yield |
---|---|
With nitric acid | |
With potassium nitrite; acetic acid | |
With cis-nitrous acid |
Conditions | Yield |
---|---|
With hydroxylamine hydrochloride; water |
violuric acid
Conditions | Yield |
---|---|
With hydrogenchloride |
violuric acid
Conditions | Yield |
---|---|
With potassium cyanide |
violuric acid
Conditions | Yield |
---|---|
With glycerol |
5-nitroso-6-aminopyrimidine
violuric acid
Conditions | Yield |
---|---|
With hydrogenchloride; water |
Conditions | Yield |
---|---|
In methanol; water | 90% |
Conditions | Yield |
---|---|
In ethanol | 73% |
Conditions | Yield |
---|---|
In ethanol Reflux; | 72% |
Conditions | Yield |
---|---|
In ethanol | 71% |
violuric acid
2-aminoanthracene
4H-2,4,5,14-Tetraaza-pentaphene-1,3-dione
Conditions | Yield |
---|---|
In acetic acid for 3h; Heating; | 70% |
violuric acid
ammonium pyrimidine-2,4-5,6(1H,3H)-tetrone 5-oximate
Conditions | Yield |
---|---|
With ammonium carbonate In water | 70% |
Conditions | Yield |
---|---|
In ethanol; water | 70% |
Conditions | Yield |
---|---|
In ethanol | 66% |
Conditions | Yield |
---|---|
In ethanol Reflux; | 61% |
Conditions | Yield |
---|---|
In ethanol | 61% |
Conditions | Yield |
---|---|
In ethanol | 61% |
Conditions | Yield |
---|---|
In methanol stoich., ligand and Re complex reacted in CH3OH at 50-60°C under stirring for 3 h; pptd.(hexane), filtered, washed (EtOH, Et2O), dried (air), recrystd.(acetone/H2O 1:1), elem. anal.; | 60% |
Conditions | Yield |
---|---|
With acetic acid for 0.75h; Heating; | 58% |
Conditions | Yield |
---|---|
With acetic acid Reflux; | 58% |
Conditions | Yield |
---|---|
at 155℃; for 0.75h; | 57% |
Conditions | Yield |
---|---|
In ethanol | 55% |
Conditions | Yield |
---|---|
In ethanol | 53% |
Conditions | Yield |
---|---|
With acetic acid Reflux; | 47% |
Conditions | Yield |
---|---|
With acetic acid Reflux; | 46% |
violuric acid
tert-butyl (2-((3-(cyclopentyloxy)-4-methylphenyl)amino)ethyl)carbamate
tert-butyl (2-(8-(cyclopentyloxy)-7-methyl-2,4-dioxo-3,4-dihydrobenzo[g]pteridin-10(2H)-yl)ethyl)carbamate
Conditions | Yield |
---|---|
In ethanol at 145℃; for 1.5h; Microwave irradiation; | 38% |
Conditions | Yield |
---|---|
In water for 3h; | 37% |
violuric acid
C24H43N
10-hexadecyl-7,8-dimethyl-10H-benzo[g]pteridine-2,4-dione
Conditions | Yield |
---|---|
With acetic acid for 48h; Reflux; Inert atmosphere; Darkness; | 30% |
violuric acid
1-amino-naphthalene
11H-naphtho[2,1-g]pteridine-8,10-dione
Conditions | Yield |
---|---|
In acetic acid for 24h; Heating; | 11% |
Conditions | Yield |
---|---|
With acetic anhydride |
2,4,6-triaminopyrimidine
violuric acid
6,8-diamino-1H-pyrimido[5,4-g]pteridine-2,4-dione
Conditions | Yield |
---|---|
With sodium carbonate; acetic acid |
4-Amino-2,6-dihydroxypyrimidine
violuric acid
1,3,6,8-tetrahydro-2,4,5,7-pyrimido<5,4-g>pteridinetetrone
Conditions | Yield |
---|---|
With hydrogenchloride; acetic acid |