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:22710-07-2
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:22710-07-2
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiryTIANFUCHEM-- 22710-07-2--2,3-Dimethylpyridine-N-oxide in stock Our company was built in 2009 with an ISO certificate.In the past 10 years, we have grown up as a famous fine chemicals supplier in China And we had established stable busines
Cas:22710-07-2
Min.Order:1 Metric Ton
FOB Price: $2000.0
Type:Lab/Research institutions
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:22710-07-2
Min.Order:1 Kilogram
FOB Price: $8.0 / 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:22710-07-2
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:22710-07-2
Min.Order:10 Kilogram
FOB Price: $40.0 / 50.0
Type:Trading Company
inquiry1.In No Less 10 years exporting experience. you 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 Specializ
Cas:22710-07-2
Min.Order:1 Gram
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
Cas:22710-07-2
Min.Order:0 Metric Ton
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
Cas:22710-07-2
Min.Order:0
Negotiable
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:22710-07-2
Min.Order:100 Gram
FOB Price: $100.0 / 2000.0
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
Cas:22710-07-2
Min.Order:1 Kilogram
FOB Price: $18.0 / 20.0
Type:Trading Company
inquiryZhenyu biotech exported this product to many countries and regions at best price. if you are looking for the material's manufacturer or supplier in china, zhenyu biotech is your best choice. pls contact with us freely for getting detailed
Cas:22710-07-2
Min.Order:1 Kilogram
FOB Price: $2.0
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
Cas:22710-07-2
Min.Order:1 Gram
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:22710-07-2
Min.Order:1 Metric Ton
FOB Price: $1.5
Type:Trading Company
inquiryHigh quality,stable supply chain.Appearance:white/off-white or light yellow Storage:Store in cool and dry place, keep away from strong light and heat. Package:aluminum bottle,glass bottle,PTFE bottle,cardboard drum Application:This product can be use
Cas:22710-07-2
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryWe 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
Cas:22710-07-2
Min.Order:1 Metric Ton
FOB Price: $1.0
Type:Trading Company
inquiryStock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
Cas:22710-07-2
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryThe process is mature and can be mass produced to 100 kg, with good quality and purity up to 99%.The product has a large stock and can be supplied stably. Package:bottle Application:Drug R&D Transportation:Sealed drying(25℃) Port:ShangHai
Cas:22710-07-2
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryLower 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
Cas:22710-07-2
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
high purity Storage:normal temperature Package:DRUM Application:mainly for medical use for R&Dpurpose use only Transportation:AIR,SEA Port:BEIJING,SHANGHAI,TIANJIN,SHENZHEN
Hunan chemfish Pharmaceutical co.,Ltd.located in Lugu High-tech industral park ,Hunan province . with its own R&D center and more than 10000㎡manufacture plant . Chemfish owns 40 reactors from 1000L to 8000L. With complete auxiliary equipment as
1. 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 powder2.
2,3-Dimethylpyridine-N-oxideAppearance:detailed see specifications Storage:Keep away of light, cool place Package:25kg/drum;200kg/drum Application:An important raw material and intermediate used in Organic Synthesis, Pharmaceuticals Transportation:Se
Cas:22710-07-2
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryhigh purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:Foil bag; Drum; Plastic bottle Application:Pharma;Industry;Agricultural Transportation:by sea or air Port:any port in China
Cas:22710-07-2
Min.Order:0
Negotiable
Type:Trading Company
inquiryWe are a trading company aiming at providing high-quality services to customers. Established for many years, with good reputation in the industry Storage:Sealed and preserved Application:Fine chemical intermediates, used as the main raw material for
Cas:22710-07-2
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquirygood quality, competitive price, thoughtful after sale serviceAppearance:white powder Storage:Keep it in dry,shady and cool place Package:25kg,50kg,180kg,200kg,250kg,1000kg,customization Application:Pharma;Industry;Agricultural;chemical reaserch Tran
2,3-dimethyl-4-pyridine-N-OxideAppearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:pharmaceutical intermediate Transportation:by air, by sea, by express
Hangzhou ZeErRui Chemical Co., Ltd. is focused on customization, research and development and production of APIs and advanced intermediates, which can effectively compensate for the deficiencies of traditional CRO and CMO. Priority of high-tech barri
Cas:22710-07-2
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryWuhan Xinweiye Chemical Co., Ltd. is mainly engaged in the process development and production of customized synthesis and pharmaceutical intermediates. We have professional researchers in organic synthesis, analytical chemistry and production process
Cas:22710-07-2
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry2,3-Lutidine
2,3-dimethylpyridine 1-oxide
Conditions | Yield |
---|---|
With sodium tungstate; dihydrogen peroxide In water at 55℃; for 3h; Temperature; | 99% |
With 3-chloro-benzenecarboperoxoic acid In Isopropyl acetate at 10 - 35℃; for 5.83333h; Green chemistry; | 98.9% |
With △-Na8H[PW9O34]·19H2O; dihydrogen peroxide In water at 20℃; for 24h; Green chemistry; | 94% |
Conditions | Yield |
---|---|
With sulfuric acid; dihydrogen peroxide In acetic acid |
2,3-Lutidine
3-chloro-benzenecarboperoxoic acid
2,3-dimethylpyridine 1-oxide
Conditions | Yield |
---|---|
With sodium sulfite In dichloromethane; Petroleum ether |
2,3-dimethylpyridine 1-oxide
2-hydroxymethyl-3-methyl pyridine
Conditions | Yield |
---|---|
With trifluoroacetic anhydride In dichloromethane at 23℃; for 40h; Inert atmosphere; Schlenk technique; | 96% |
Multi-step reaction with 2 steps 1: 81 percent / 1 h / Heating 2: 81 percent / 1 N NaOH / methanol / 1.5 h / 25 °C View Scheme | |
Multi-step reaction with 2 steps 1: AcOH / 120 °C 2: 2N aq. NaOH / methanol / 2 h / 25 °C View Scheme | |
Stage #1: 2,3-dimethylpyridine 1-oxide In dichloromethane at 0℃; Stage #2: With trifluoroacetic anhydride at 20 - 45℃; for 7h; |
2,3-dimethylpyridine 1-oxide
2,3-dimethyl-4-nitropyridine N-oxide
Conditions | Yield |
---|---|
With potassium nitrite; sulfuric acid at -10 - 85℃; for 2h; Temperature; Green chemistry; | 92.9% |
With sulfuric acid; nitric acid at 100℃; for 5h; | 78% |
With sulfuric acid; nitric acid at 95℃; for 20h; | 53% |
2,3-dimethylpyridine 1-oxide
2,3-dimethyl-4-bromopyridine N-oxide
Conditions | Yield |
---|---|
With bromine In water at 0 - 35℃; for 6h; Temperature; | 92% |
2,3-dimethylpyridine 1-oxide
5-bromo-1,3-xylene
2-(3,5-dimethylbenzyl)-3-methylpyridine 1-oxide
Conditions | Yield |
---|---|
With tris-(dibenzylideneacetone)dipalladium(0); sodium t-butanolate; XPhos In toluene at 110℃; for 0.75h; Inert atmosphere; Microwave irradiation; | 90% |
2,3-dimethylpyridine 1-oxide
acetic anhydride
2-(acetoxymethyl)-3-methylpyridine
Conditions | Yield |
---|---|
for 1h; Heating; | 81% |
2,3-dimethylpyridine 1-oxide
1-Heptyne
bis(trifluoromethanesulfonyl)amide
Conditions | Yield |
---|---|
With [bis(trifluoromethanesulfonyl)imidate](triphenylphosphine)gold(I) at 20℃; for 5h; | 81% |
2,3-dimethylpyridine 1-oxide
para-bromotoluene
3-methyl-2-(4-methylbenzyl)pyridine 1-oxide
Conditions | Yield |
---|---|
With tris-(dibenzylideneacetone)dipalladium(0); sodium t-butanolate; ruphos In toluene at 70℃; Inert atmosphere; | 76% |
2,3-dimethylpyridine 1-oxide
trimethylsilyl cyanide
5,6-dimethylpyridine-2-carbonitrile
Conditions | Yield |
---|---|
With N,N-Dimethylcarbamoyl chloride In dichloromethane at 20℃; for 72h; | 75% |
With N,N-diethylcarbamyl chloride In dichloromethane at 20℃; for 60h; Inert atmosphere; | 53% |
With N,N-diethylcarbamyl chloride In 1,2-dichloro-ethane Ambient temperature; |
Conditions | Yield |
---|---|
With tetrafluoroboric acid; 10-phenyl-9-(2,4,6-trimethylphenyl)acridinium tetrafluoroborate In dichloromethane; water at 20℃; for 48h; Inert atmosphere; Sealed tube; Irradiation; | 64% |
2,3-dimethylpyridine 1-oxide
cyclohexyltrifluoro-λ4-borane potassium salt
Conditions | Yield |
---|---|
With tris(2,2-bipyridine)ruthenium(II) hexafluorophosphate; 1-acetoxy-1,2-benziodoxol-3-one; trifluoroacetic acid In dichloromethane; water at 20℃; for 24h; Schlenk technique; Inert atmosphere; Irradiation; | 55% |
Conditions | Yield |
---|---|
With tetrafluoroboric acid; 10-phenyl-9-(2,4,6-trimethylphenyl)acridinium tetrafluoroborate In dichloromethane; water at 20℃; for 144h; Inert atmosphere; Sealed tube; Irradiation; | 54% |
2,3-dimethylpyridine 1-oxide
4-chloro-2,3-dimethylpyridine-N-oxide
Conditions | Yield |
---|---|
Stage #1: 2,3-dimethylpyridine 1-oxide With chlorine In dichloromethane at 25℃; for 1.5h; Green chemistry; Stage #2: With sodium hydroxide In dichloromethane at 25℃; Green chemistry; | 49% |
Multi-step reaction with 2 steps 1: 53 percent / conc. H2SO4, 65percent HNO3 / 20 h / 95 °C 2: 53 percent / conc. HCl / 12 h / 170 °C View Scheme | |
Multi-step reaction with 2 steps 1: sulfuric acid; nitric acid / water / 5 h / 95 °C 2: acetyl chloride / ethanol / 5 h / 65 °C View Scheme |
2,3-dimethylpyridine 1-oxide
phenyl isocyanate
2-[(3aS,7aS)-6-Methyl-2-oxo-3-phenyl-2,3,3a,7a-tetrahydro-4H-oxazolo[4,5-b]pyridin-(5Z)-ylidene]-N-phenyl-acetamide
Conditions | Yield |
---|---|
In xylene at 140℃; for 3.5h; | 40% |
2,3-dimethylpyridine 1-oxide
p-chlorphenylisocyanate
N-(4-Chloro-phenyl)-2-[(3aS,7aS)-3-(4-chloro-phenyl)-6-methyl-2-oxo-2,3,3a,7a-tetrahydro-4H-oxazolo[4,5-b]pyridin-(5Z)-ylidene]-acetamide
Conditions | Yield |
---|---|
In xylene at 140℃; for 3.5h; | 38% |
2,3-dimethylpyridine 1-oxide
p-Tolylisocyanate
2-[(3aS,7aS)-6-Methyl-2-oxo-3-p-tolyl-2,3,3a,7a-tetrahydro-4H-oxazolo[4,5-b]pyridin-(5Z)-ylidene]-N-p-tolyl-acetamide
Conditions | Yield |
---|---|
In xylene at 140℃; for 3.5h; | 36% |
2,3-dimethylpyridine 1-oxide
para-bromotoluene
2,3-dimethyl-6-(4-methylphenyl)pyridine-N-oxide
Conditions | Yield |
---|---|
With palladium diacetate; potassium carbonate; tri tert-butylphosphoniumtetrafluoroborate In toluene at 110℃; Inert atmosphere; | 34% |
N-methylmaleimide
2,3-dimethylpyridine 1-oxide
(4aS,5aS,8aR,8bS)-2-[Bis-(1-methyl-2,5-dioxo-pyrrolidin-3-yl)-methyl]-3,7-dimethyl-4a,5a,8a,8b-tetrahydro-pyrrolo[3',4':4,5]furo[3,2-b]pyridine-6,8-dione
Conditions | Yield |
---|---|
In toluene for 10h; Heating; | 25.7% |
2,3-dimethylpyridine 1-oxide
N-(4-chlorophenyl)maleimide
(4aR,5aR,8aS,8bR)-2-{Bis-[1-(4-chloro-phenyl)-2,5-dioxo-pyrrolidin-3-yl]-methyl}-7-(4-chloro-phenyl)-3-methyl-4a,5a,8a,8b-tetrahydro-pyrrolo[3',4':4,5]furo[3,2-b]pyridine-6,8-dione
Conditions | Yield |
---|---|
In toluene for 10h; Heating; | 24.1% |
2,3-dimethylpyridine 1-oxide
N-(4-bromophenyl)maleimide
(4aR,5aR,8aS,8bR)-2-{Bis-[1-(4-bromo-phenyl)-2,5-dioxo-pyrrolidin-3-yl]-methyl}-7-(4-bromo-phenyl)-3-methyl-4a,5a,8a,8b-tetrahydro-pyrrolo[3',4':4,5]furo[3,2-b]pyridine-6,8-dione
Conditions | Yield |
---|---|
In toluene for 10h; Heating; | 22.2% |
2,3-dimethylpyridine 1-oxide
phenyl isocyanate
2,3,3a,4,5,7a-hexahydro-6-methyl-2-oxo-3-phenyl-5-(N-phenylcarbamoyl)methylene-oxazolo<4,5-b>pyridine
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide at 110℃; for 7h; | 21% |
2,3-dimethylpyridine 1-oxide
N-cyclohexylmaleimide
(4aS,5aS,8aR,8bS)-2-[Bis-(1-cyclohexyl-2,5-dioxo-pyrrolidin-3-yl)-methyl]-7-cyclohexyl-3-methyl-4a,5a,8a,8b-tetrahydro-pyrrolo[3',4':4,5]furo[3,2-b]pyridine-6,8-dione
Conditions | Yield |
---|---|
In toluene for 10h; Heating; | 20.5% |
2,3-dimethylpyridine 1-oxide
n-butylmaleimide
(4aS,5aS,8aR,8bS)-2-[Bis-(1-butyl-2,5-dioxo-pyrrolidin-3-yl)-methyl]-7-butyl-3-methyl-4a,5a,8a,8b-tetrahydro-pyrrolo[3',4':4,5]furo[3,2-b]pyridine-6,8-dione
Conditions | Yield |
---|---|
In toluene for 10h; Heating; | 20% |
2,3-dimethylpyridine 1-oxide
2-[(3aS,7aS)-6-Methyl-2-oxo-3-phenyl-2,3,3a,7a-tetrahydro-4H-oxazolo[4,5-b]pyridin-(5Z)-ylidene]-N-phenyl-acetamide
Conditions | Yield |
---|---|
With benzophenone In N,N-dimethyl-formamide at 110℃; for 7h; Product distribution; Kinetics; Thermodynamic data; mechanism; Ea; ΔS(excit.); different disubstituted pyridine N-oxides, phenyl isocyanates, molar ratios, solvent, reaction times and temperatures; without benzophenone; | 20% |
2,3-dimethylpyridine 1-oxide
N-phenyl-maleimide
(4aS,5aS,8aR,8bS)-2-[Bis-(2,5-dioxo-1-phenyl-pyrrolidin-3-yl)-methyl]-3-methyl-7-phenyl-4a,5a,8a,8b-tetrahydro-pyrrolo[3',4':4,5]furo[3,2-b]pyridine-6,8-dione
Conditions | Yield |
---|---|
In toluene for 10h; Mechanism; Heating; other N-substituted maleimides; | 18.3% |
In toluene for 10h; Heating; | 18.3% |
2,3-dimethylpyridine 1-oxide
1-(4-iodophenyl)-1H-pyrrole-2,5-dione
(4aR,5aR,8aS,8bR)-2-{Bis-[1-(4-iodo-phenyl)-2,5-dioxo-pyrrolidin-3-yl]-methyl}-7-(4-iodo-phenyl)-3-methyl-4a,5a,8a,8b-tetrahydro-pyrrolo[3',4':4,5]furo[3,2-b]pyridine-6,8-dione
Conditions | Yield |
---|---|
In toluene for 10h; Heating; | 17.1% |
Conditions | Yield |
---|---|
In dichloromethane at 25℃; Rate constant; |
2,3-dimethylpyridine 1-oxide
potassium cyanide
4-cyano-2,3-dimethylpyridine
Conditions | Yield |
---|---|
With dimethyl sulfate 1.) 14 h, r.t., 2.) 50percent aq. EtOH, 14 h, r.t.; Yield given. Multistep reaction; |
2,3-dimethylpyridine 1-oxide
A
3-methoxy-2-methyl-6-nitropyridine 1-oxide
B
2,3-dimethyl-4-nitropyridine N-oxide
Conditions | Yield |
---|---|
With nitric acid In acetic acid at 80℃; for 33h; |
2,3-dimethylpyridine 1-oxide
Conditions | Yield |
---|---|
With sodium hydroxide In water at 17℃; Rate constant; Irradiation; |
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