HANGZHOU THINK CHEMICAL CO., LTD. (THINKCHEM) is an integrative corporation of trade, research and contract manufacture. With about ten years of business experiences on the marketing & distribution, thinkchem specializes in exp
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:111991-09-4
Min.Order:1 Kilogram
Negotiable
Type:Manufacturers
inquiryhigh quality Appearance:White or off-white Solid Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea Port:shanghai
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
Colorcom 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
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
Cas:111991-09-4
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
Name: nicosulfuron CAS no. : 111991-09-4 Molecular formula: C15H18N6O6S Molecular weight:410.41 Product Quality 12 years of chemical raw materials Mature operation of the industry System stability Data storage Security without vulnerabil
Cas:111991-09-4
Min.Order:25 Kilogram
FOB Price: $1.0 / 2.0
Type:Other
inquiryHebei Nengqian Chemical Import and Export Co., LTD.. is located in xingtai City, Hebei Province, China. It is a biotechnology enterprise engaged in the research, development, production and sales of animal and plant extracts, cosmetics, pharmaceutica
Cas:111991-09-4
Min.Order:1 Gram
FOB Price: $12.0 / 15.0
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:111991-09-4
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:111991-09-4
Min.Order:10 Kilogram
Negotiable
Type:Trading Company
inquiryActive ingredient Nicosulfuron Chemical name 2-[[[[(4,6-dimethoxy-2-pyrimidinyl)amino]carbonyl]amino]sulfonyl]-N,N-dimethyl-3-pyridinecarboxamide Classification Herbicide
Cas:111991-09-4
Min.Order:1 Kilogram
FOB Price: $1.0
Type:Other
inquiry1. Guaranteed purity; 2. Large quantity in stock; 3. Largest manufacturer; 4. Best service after shipment with email; 5. High quality & competitive price; Appearance:white powder Storage:Store in sealed containers at cool & dr
Cas:111991-09-4
Min.Order:100 Gram
Negotiable
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:111991-09-4
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryWe are the manufacturers and suppliers of API in China, and warehouse in Germany and USA of California, which can quickly and safely deliver to your address 1.High quality and competitive price. 2.Free sample for your evaluation. 3.Promptly delivery
Cas:111991-09-4
Min.Order:10 Gram
FOB Price: $3.5
Type:Trading Company
inquiryNicosulfuron CAS: 111991-09-4 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 intermedia
Cas:111991-09-4
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
Minimum Order Qty. 10 Gram Supply Ability 500 Kilograms/Month Storage store in cool, dry, ventilated place 20℃ Delivery Time 3 business days after payment Payment Term TT,western union,Paypal,MoneyGram Package 10g,20g,50g,100g,500g,1KGS,
Cas:111991-09-4
Min.Order:10 Gram
Negotiable
Type:Trading Company
inquiry1,we produce and sell good chemicals around the world. 2,our success rate is about 95%. this means, if customer order is accepted, the probability that the customer will obtain the ordered substances, is 95%. 3,our staff consists of highly qualifie
Cas:111991-09-4
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
1.quick response;2.competitive price with good quality product;3.flexible payment;4.fast delivery;5.superior after sell service. Appearance:white crystal Package:as customerized Application:Selective systemic herbicide, absorbed by the foliage and
Cas:111991-09-4
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
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
Cas:111991-09-4
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
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
Massive 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:111991-09-4
Min.Order:1 Gram
FOB Price: $1.0
Type:Lab/Research institutions
inquiryZibo 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:111991-09-4
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryWe are one of a few suppliers that can offer custom synthesis service of this product We are specialized in custom synthesis, chemical/pharmaceutical/ pesticides outsourcing and contract research. We are committed to prov
Cas:111991-09-4
Min.Order:100 Gram
FOB Price: $100.0 / 2000.0
Type:Lab/Research institutions
inquiryHebei Yanxi Chemical Co., Ltd. is a professional research, development and production of lead acetate benzene acetamide enterprise backbone members by local well-known entrepreneurs and professional senior engineers in the party's "low car
Cas:111991-09-4
Min.Order:1 Metric Ton
FOB Price: $1.0 / 2.0
Type:Trading Company
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:111991-09-4
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryOur Advantages A. International Top level TechnologyOur company owned biomedicine experts are famous at home and abroad with rich experience in research and development in the field of efficient chiral functional molecules research and development an
4,6-dimethoxy-2-aminopyrimidine
nicosulfuron
Conditions | Yield |
---|---|
With calcium chloride In toluene Autoclave; Heating; Large scale; | 98.4% |
With tetrabutyl phosphonium bromide In acetonitrile at 60 - 100℃; for 5h; Reagent/catalyst; | 97.13% |
In toluene for 0.5h; Reflux; | 75.6% |
4,6-dimethoxy-2-aminopyrimidine
nicosulfuron
Conditions | Yield |
---|---|
In dichloromethane at 40℃; for 5h; Temperature; Large scale; | 95.47% |
N,N-dimethyl-1-oxo-1λ5-pyridine-3-carboxamide
nicosulfuron
Conditions | Yield |
---|---|
at 50 - 55℃; for 3h; Temperature; | 94% |
4,6-dimethoxy-2-aminopyrimidine
sodium isocyanate
2-sulfonyl chloride-N,N-dimethylnicotinamide
nicosulfuron
Conditions | Yield |
---|---|
Stage #1: sodium isocyanate; 2-sulfonyl chloride-N,N-dimethylnicotinamide With triethylamine In acetonitrile at 25℃; for 5h; Stage #2: 4,6-dimethoxy-2-aminopyrimidine In acetonitrile at 0 - 40℃; for 1h; Temperature; | 92.1% |
phosgene
4,6-dimethoxy-2-aminopyrimidine
N,N-dimethyl-2-(aminosulfonyl)-3-pyridinecarboxamide
nicosulfuron
Conditions | Yield |
---|---|
With triethylamine In water; ethyl acetate; acetonitrile | |
With triethylamine In water; ethyl acetate; acetonitrile |
O-phenyl N-(4,6-dimethoxypyrimidin-2-yl)carbamate
1,8-diazabicyclo[5.4.0]undec-7-ene
N,N-dimethyl-2-(aminosulfonyl)-3-pyridinecarboxamide
nicosulfuron
Conditions | Yield |
---|---|
In water; acetonitrile | |
In water; acetonitrile |
O-phenyl N-(4,6-dimethoxypyrimidin-2-yl)carbamate
N,N-dimethyl-2-(aminosulfonyl)-3-pyridinecarboxamide
nicosulfuron
Conditions | Yield |
---|---|
With potassium carbonate In dichloromethane for 1h; Product distribution / selectivity; Reflux; |
4,6-dimethoxypyrimidin-2-ylcarbamoyl chloride
2-isocyanato-4,6-dimethoxypyrimidine
N,N-dimethyl-2-(aminosulfonyl)-3-pyridinecarboxamide
nicosulfuron
Conditions | Yield |
---|---|
In 1,2-dichloro-ethane at 20℃; for 0.5h; Product distribution / selectivity; |
4,6-dimethoxy-2-aminopyrimidine
nicosulfuron
Conditions | Yield |
---|---|
In toluene for 8.2h; Time; Reflux; |
2-chloronicotinic acid
nicosulfuron
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1.1: thionyl chloride / 4 h / Reflux 1.2: 5.7 h / 8 °C 2.1: sodiumsulfide nonahydrate; sulfur / water / 22 h / Reflux 2.2: 0.58 h / 75 °C / pH 2.8 3.1: hydrogenchloride / water / 0.5 h 3.2: 0 °C / pH 9 4.1: potassium carbonate / water; acetone / 0 °C 4.2: 0.5 h / 5 °C 5.1: toluene / 8.2 h / Reflux View Scheme |
2-chloropyridine-3-carboxylic acid N,N-dimethylamide
nicosulfuron
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: sodiumsulfide nonahydrate; sulfur / water / 22 h / Reflux 1.2: 0.58 h / 75 °C / pH 2.8 2.1: hydrogenchloride / water / 0.5 h 2.2: 0 °C / pH 9 3.1: potassium carbonate / water; acetone / 0 °C 3.2: 0.5 h / 5 °C 4.1: toluene / 8.2 h / Reflux View Scheme | |
Multi-step reaction with 4 steps 1: sodium hydroxide; hydrogen sulfide; sodium; sulfur / water / 3 h / 80 °C 2: acetic acid; chlorine / water / 2 h / 40 °C 3: triethylamine / dichloromethane / 3 h / 25 °C 4: 3 h / 40 °C View Scheme | |
Multi-step reaction with 3 steps 1: sodium hydrogensulfide; sulfur; sodium hydroxide; water / 2 h 2: potassium carbonate / acetonitrile / 2 h / 40 - 50 °C / Reflux 3: toluene / 0.5 h / Reflux View Scheme |
2-mercapto-N,N-dimethylnicotinamide
nicosulfuron
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: hydrogenchloride / water / 0.5 h 1.2: 0 °C / pH 9 2.1: potassium carbonate / water; acetone / 0 °C 2.2: 0.5 h / 5 °C 3.1: toluene / 8.2 h / Reflux View Scheme | |
Multi-step reaction with 3 steps 1: acetic acid; chlorine / water / 2 h / 40 °C 2: triethylamine / dichloromethane / 3 h / 25 °C 3: 3 h / 40 °C View Scheme |
N,N-dimethyl-2-(aminosulfonyl)-3-pyridinecarboxamide
nicosulfuron
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: potassium carbonate / water; acetone / 0 °C 1.2: 0.5 h / 5 °C 2.1: toluene / 8.2 h / Reflux View Scheme |
nicotinic acid
nicosulfuron
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: toluene-4-sulfonic acid / methanol / 4 h / 20 °C 2: dihydrogen peroxide; formic acid / water / 2.5 h / 78 - 84 °C 3: 3 h / 50 - 55 °C View Scheme |
N,N-dimethylnicotinamide
nicosulfuron
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: dihydrogen peroxide; formic acid / water / 2.5 h / 78 - 84 °C 2: 3 h / 50 - 55 °C View Scheme |
4,6-dimethoxy-2-aminopyrimidine
nicosulfuron
Conditions | Yield |
---|---|
at 40℃; for 3h; Temperature; | 15.28 g |
nicosulfuron
N,N-dimethyl-2-(aminosulfonyl)-3-pyridinecarboxamide
Conditions | Yield |
---|---|
With water at 70℃; for 5h; | 80% |
ethanol
nicosulfuron
Conditions | Yield |
---|---|
at 50℃; for 20h; | 75% |
methanol
nicosulfuron
Conditions | Yield |
---|---|
at 50℃; for 20h; | 70% |
Conditions | Yield |
---|---|
at 30℃; Kinetics; |
Conditions | Yield |
---|---|
at 30℃; Kinetics; |
nicosulfuron
A
4,6-dimethoxy-2-aminopyrimidine
B
N,N-dimethyl-2-(aminosulfonyl)-3-pyridinecarboxamide
Conditions | Yield |
---|---|
With disodium hydrogenphosphate; citric acid at 30℃; pH=4; Kinetics; Further Variations:; pH-values; |
nicosulfuron
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 80 percent / H2O / 5 h / 70 °C 2: aq. NaHCO3 / 16 h / 70 °C View Scheme |
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