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:4189-44-0
Min.Order:1 Kilogram
Negotiable
Type:Manufacturers
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:4189-44-0
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiryWith 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
Cas:4189-44-0
Min.Order:1 Kilogram
FOB Price: $3.0 / 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:4189-44-0
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiryProduct Name: Thiourea dioxide Synonyms: aminoimino-methanesulfinicaci;Methanesulfinicacid,aminoimino-;FAS PRIMER PAIR;FASTECH;FORMAMIDINESULFINIC ACID;FORMAMIDINESULPHINIC ACID;AMIDINOSULFINIC ACID;AMINOIM
Cas:4189-44-0
Min.Order:5 Metric Ton
FOB Price: $1.0 / 2.0
Type:Other
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:4189-44-0
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:4189-44-0
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryProduct Detail Minimum Order Qty. 10 Gram
Cas:4189-44-0
Min.Order:10 Gram
Negotiable
Type:Trading Company
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
Cas:4189-44-0
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquirysuperior quality moderate price & quick delivery Appearance: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:Used to make other chemic
Cas:4189-44-0
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
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:4189-44-0
Min.Order:1 Metric Ton
FOB Price: $7.0 / 8.0
Type:Trading Company
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
1.Our services:A.Supply sampleB.The packing also can be according the customers` requirmentC.Any inquiries will be replied within 24 hoursD.we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate.
Cas:4189-44-0
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryFactory supply high purity low priceAppearance:solid or liquid Storage:sealed in cool and dry place Package:As customer's requested Application:Pharma Intermediate Transportation:by courier/air/sea Port:Any port in China
Methanesulfinic acid,1-amino-1-imino-Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
Good Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
1.Professional synthesis laboratory and production base. 2.Strong synthesis team and service team. 3.Professional data management system. 4.We provide the professional test date and product information ,ex. HNMR ,CNMR,FNMR, HPLC/G
Cas:4189-44-0
Min.Order:10 Milligram
Negotiable
Type:Lab/Research institutions
inquiryPrice, service, company and transport advantage: 1. Best service, place of origin China, high quality, and reasonable price. 2. It's customers' right to choose the package (EMS, DHL, FEDEX, UPS). 3. It's customers' right
Cas:4189-44-0
Min.Order:0
Negotiable
Type:Trading Company
inquiryBaiFuChem is a Professional chemical raw material supplier in China, our main products include Biochemical , Pharma Intermediate and Organic chemical etc. BaiFuChem have wealth of products,experience , expertise and state-of-the-art
United Scientific Company Located in Shanghai of China , is a competitive player in the global specialty and fine chemical market. Fenghua has both the expertise and flexibility to produce a wide range of chemicals. Focusing on developing the innovat
Cas:4189-44-0
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryWith about ten years experiences in the field of pharmaceutical chemicals, Yierdechem has established solid business cooperation relationships with many large companys worldwide.As a leading supplier of API and pharmaceutical intermediates, holds its
instock with good quality and offer wholesale priceAppearance:standard Storage:Keep in a cool & dry place Package:Packing material and QTY as your request Application:Pharma;Industry;other application Transportation:Express or as your request Port:A
FINETECH INDUSTRY LIMITED is a LONDON based CRO company providing drug discovery & development services to worldwide clients. FINETECH INDUSTRY LIMITED supplies the THIOUREA DIOXIDE, CAS:4189-44-0 with the most competitive price and the best quality.
Capacity, Stock material, Price Application:Organic and inorganic chemicals
Manufacturer,strong R&D,professional team Storage:Store in a cool, dry place. Store in a tightly closed container. Package:according to your requirement Application:ZhiShang Chemical is owned by ZhiShang Group, is a professional new-type chemicals en
Cas:4189-44-0
Min.Order:0
Negotiable
Type:Trading Company
inquiryhigh purity Application:Drug intermediates Materials intermediates and active molecules
thiourea
thiourea S,S-dioxide
Conditions | Yield |
---|---|
With dihydrogen peroxide; ammonium carbonate In water at 8℃; for 2.5h; pH=5 - 5.5; | 80% |
With dihydrogen peroxide In water at 10℃; | 64% |
With tert.-butylhydroperoxide In methanol; tert-butyl alcohol for 0.666667h; Ambient temperature; | |
With perchloric acid; potassium peroxomonosulfate In water at 30℃; Kinetics; Temperature; |
thiourea S,S-dioxide
Conditions | Yield |
---|---|
In [D3]acetonitrile at 45℃; Rate constant; |
Conditions | Yield |
---|---|
In acetonitrile for 0.7h; Heating; Yield given; |
Conditions | Yield |
---|---|
With ammonia; oxygen In water at 24.85℃; Kinetics; |
Conditions | Yield |
---|---|
With oxygen In water at 24.85℃; Kinetics; |
Conditions | Yield |
---|---|
With oxygen In water at 24.85℃; Kinetics; |
Conditions | Yield |
---|---|
With oxygen In water at 24.84℃; pH=10.0; Kinetics; Further Variations:; pH-values; Reagents; |
thiourea S,S-dioxide
Rh(2+)*(NH2)2CSO2*SO3(2-)*H2O=Rh((NH2)2CSO2)SO3*H2O
Conditions | Yield |
---|---|
In hydrogenchloride in dilute HCl; |
thiourea S,S-dioxide
Conditions | Yield |
---|---|
In hydrogenchloride in dilute HCl; |
thiourea S,S-dioxide
Conditions | Yield |
---|---|
In hydrogenchloride in concd. HCl soln.; |
thiourea S,S-dioxide
sulfoxylic acid
Conditions | Yield |
---|---|
With NaOH In water treatment of soln. thiourea dioxide with 0.5 M NaOH under inert atmosphere for 3 h at 298 K; adjusting pH by addn. buffer soln. with different acidity; |
Conditions | Yield |
---|---|
With chlorine dioxide In aq. phosphate buffer; water-d2 at 11 - 25℃; for 1h; pH=2.5; Kinetics; Temperature; Inert atmosphere; |
Conditions | Yield |
---|---|
Stage #1: thiourea S,S-dioxide With chlorine dioxide In aq. phosphate buffer; water-d2 at 11 - 25℃; for 1h; pH=2.5; Inert atmosphere; Stage #2: With sulfuric acid In aq. phosphate buffer; water-d2 Inert atmosphere; Heating; Stage #3: silver nitrate Inert atmosphere; |
Conditions | Yield |
---|---|
at -196 - 20℃; Inert atmosphere; |
thiourea S,S-dioxide
Conditions | Yield |
---|---|
With hydrogen fluoride; arsenic pentafluoride at -196 - 20℃; Inert atmosphere; |
thiourea S,S-dioxide
Conditions | Yield |
---|---|
With arsenic pentafluoride; hydrogen fluoride at -196 - 20℃; Inert atmosphere; |
Conditions | Yield |
---|---|
at -196 - 20℃; Inert atmosphere; |
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