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Cas:45754-12-9
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inquiry2,3-BIS(CHLOROMETHYL)PYRIDINE CAS:45754-12-9 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 org
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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
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Cas:45754-12-9
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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
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Min.Order:1 Kilogram
FOB Price: $18.0 / 20.0
Type:Trading Company
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Min.Order:1 Gram
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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
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Min.Order:1 Metric Ton
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Type:Trading Company
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Cas:45754-12-9
Min.Order:1 Metric Ton
FOB Price: $1.0
Type:Trading Company
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:45754-12-9
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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
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:45754-12-9
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Type:Lab/Research institutions
inquiryPyridine,2,3-bis(chloromethyl)- Application:Organic Chemicals
Cas:45754-12-9
Min.Order:0
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Type:Lab/Research institutions
inquiry2,3-BIS(CHLOROMETHYL)PYRIDINE Application:2,3-BIS(CHLOROMETHYL)PYRIDINE
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
Cas:45754-12-9
Min.Order:0
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Type:Lab/Research institutions
inquiryHangzhou 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:45754-12-9
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inquirylaboratory Application:Synthetic building block
Cas:45754-12-9
Min.Order:0
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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:45754-12-9
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry2,3-BIS(CHLOROMETHYL)PYRIDINEAppearance:powder Package:aluminium foil bag drum Application:in research Transportation:By express (Door to door) such as FEDEX, DHL, EMS for small amount. By air(airport to airport) or by sea LCL/FCL for large amount.
Cas:45754-12-9
Min.Order:0
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Type:Lab/Research institutions
inquiryGood Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen
Stable supply of goods and provision of high-quality services Application:As raw materials in the field of medicine and biology
factory?direct?sale Application:Fine chemical intermediates, used as the main raw material for the synthesis of various pesticides, medicines, surfactants, polymer monomers, and antifungal agents
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
Our strength We have clients throughout the world: Professional service and rich experience make customers feel at ease, adequate stock and fast delivery meet your desire. Our Laboratoy We have our own independent lab test center: This ma
Cas:45754-12-9
Min.Order:1 Kilogram
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Type:Trading Company
inquiryApplication: It is an important raw material and in... DeliveryTime: prompt PackAge: according to the clients requirement Port: Shanghai ProductionCapacity: 1-10 Metric Ton/Month Purity: 99.8% Storage: Sto
Cas:45754-12-9
Min.Order:1 Gram
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Type:Trading Company
inquiry2,3-bis(hydroxymethyl)pyridine hydrochloride
2,3-bis(chloromethyl)-pyridine
Conditions | Yield |
---|---|
With thionyl chloride In toluene | 89% |
2,3-bis(hydroxymethyl)pyridine
2,3-bis(chloromethyl)-pyridine
Conditions | Yield |
---|---|
With thionyl chloride In dichloromethane at 45℃; Cooling with ice; | 40% |
With thionyl chloride In dichloromethane at 75℃; for 1h; | 26% |
With thionyl chloride In dichloromethane Heating / reflux; | 24% |
2,3-diethyl pyridinedicarboxylate
2,3-bis(chloromethyl)-pyridine
Conditions | Yield |
---|---|
With lithium aluminium tetrahydride; diethyl ether Erwaermen des Reaktionsprodukts mit Thionylchlorid; |
Pyridine-2,3-dicarboxylic acid
2,3-bis(chloromethyl)-pyridine
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 72 percent / conc. H2SO4 / 20 h / Heating 2: 85 percent / NaBH4 / ethanol / 17 h / Heating 3: 26 percent / SOCl2 / CH2Cl2 / 1 h / 75 °C View Scheme | |
Multi-step reaction with 3 steps 1: sulfuric acid 2: sodium tetrahydroborate; hydrogenchloride / ethanol 3: thionyl chloride / toluene View Scheme | |
Multi-step reaction with 3 steps 1: thionyl chloride / Heating / reflux 2: sodium tetrahydroborate / ethanol; water / 20 °C 3: thionyl chloride / dichloromethane / Heating / reflux View Scheme |
dimethyl 2,3-pyridinedicarboxylate
2,3-bis(chloromethyl)-pyridine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 85 percent / NaBH4 / ethanol / 17 h / Heating 2: 26 percent / SOCl2 / CH2Cl2 / 1 h / 75 °C View Scheme | |
Multi-step reaction with 2 steps 1: sodium tetrahydroborate; hydrogenchloride / ethanol 2: thionyl chloride / toluene View Scheme | |
Multi-step reaction with 2 steps 1: sodium tetrahydroborate / ethanol; water / 20 °C 2: thionyl chloride / dichloromethane / Heating / reflux View Scheme | |
Multi-step reaction with 2 steps 1: sodium tetrahydroborate / ethanol / 80 °C / Cooling with ice 2: thionyl chloride / dichloromethane / 45 °C / Cooling with ice View Scheme |
2,3-Lutidine
2,3-bis(chloromethyl)-pyridine
2,3-bis(chloromethyl)pyridine hydrochloride
2,3-bis(chloromethyl)-pyridine
Conditions | Yield |
---|---|
With sodium carbonate In dichloromethane; water pH=7.5 - 8; |
Conditions | Yield |
---|---|
Stage #1: trimethylsilyl cyanide With cesium fluoride In acetonitrile at 10 - 20℃; for 0.5h; Stage #2: 2,3-bis(chloromethyl)-pyridine In acetonitrile at 10 - 40℃; for 12h; Temperature; Reagent/catalyst; | 98.6% |
2,3-bis(chloromethyl)-pyridine
sodium p-toluenesulfonamide
6-(toluene-4-sulfonyl)-6,7-dihydro-5H-pyrrolo[3,4-b]pyridine
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide at 70 - 80℃; for 2.5h; | 80.5% |
2,3-bis(chloromethyl)-pyridine
N-(((1S,9aS)-7-amino-3-oxo-1,3,9,9a-tetrahydrooxazolo[3,4-a]indol-1-yl)methyl)acetamide
N-(((1S,9aS)-3-oxo-7-(5H-pyrrolo[3,4-b]pyridin-6(7H)-yl)-1,3,9,9a-tetrahydrooxazolo[3,4-a]indol-1-yl)methyl)acetamide
Conditions | Yield |
---|---|
With potassium carbonate; potassium iodide In N,N-dimethyl-formamide at 80 - 90℃; | 80% |
2,3-bis(chloromethyl)-pyridine
(S)-2-(6-methoxynaphthalen-2-yl)propanamide
2-(6-methoxynaphthalen-2-yl)-1-(5H-pyrrolo[3,4-b]pyridin-6(7H)-yl)propan-1-one
Conditions | Yield |
---|---|
With sodium hydride In toluene at 80 - 90℃; for 5h; | 70% |
2,3-bis(chloromethyl)-pyridine
6,7-dihydro-5H-pyrrolo[3,4-b]pyridine
Conditions | Yield |
---|---|
With methyl 2-(aminosulfonyl)benzoate; sodium hydride In N,N-dimethyl-formamide | 46% |
2,3-bis(chloromethyl)-pyridine
4-fluorobenzoyl chloride
4-amino-N-(dimethylethyl)benzenesulfonamide
2-acetylaminomalonic acid diethyl ester
Conditions | Yield |
---|---|
Stage #1: 2,3-bis(chloromethyl)-pyridine; 2-acetylaminomalonic acid diethyl ester With sodium hydride In N,N-dimethyl-formamide; mineral oil at 20℃; for 6.5h; Stage #2: With hydrogenchloride In water for 3h; Reflux; Stage #3: 4-fluorobenzoyl chloride; 4-amino-N-(dimethylethyl)benzenesulfonamide Further stages; | A 24 mg B 16% |
2,3-bis(chloromethyl)-pyridine
2,3-Lutidine
Conditions | Yield |
---|---|
With methanol; palladium on activated charcoal; Lindlar's catalyst Hydrogenation; |
Tetraisopropyl methylenediphosphonate
2,3-bis(chloromethyl)-pyridine
[6-(Diisopropoxy-phosphoryl)-6,7-dihydro-5H-[1]pyrindin-6-yl]-phosphonic acid diisopropyl ester
Conditions | Yield |
---|---|
With sodium hydride 1.) DMSO, RT, 1 h 2.) 80 deg C, 1 h; Multistep reaction; |
2,3-bis(chloromethyl)-pyridine
Tetraethyl methylenediphosphonate
Conditions | Yield |
---|---|
With sodium hydride 1.) DMSO, RT, 1 h 2.) 80 deg C, 1 h; Multistep reaction; |
methanol
2,3-bis(chloromethyl)-pyridine
4-methoxy-phenyl-sulphonyl chloride
2-acetylaminomalonic acid diethyl ester
B
methyl (+/-)-6-(4-methoxybenzenesulfonyl)-5,6,7,8-tetrahydro[1,6]naphthylidine-7-carboxylate
Conditions | Yield |
---|---|
Multistep reaction; | A 200 mg B 1.00 g |
methanol
2,3-bis(chloromethyl)-pyridine
2-acetylaminomalonic acid diethyl ester
Conditions | Yield |
---|---|
Stage #1: 2,3-bis(chloromethyl)-pyridine; 2-acetylaminomalonic acid diethyl ester With sodium hydride In N,N-dimethyl-formamide at 20℃; for 14.5h; Stage #2: With hydrogenchloride for 3h; Heating; Stage #3: methanol With thionyl chloride for 20h; Heating; Title compound not separated from byproducts; |
2,3-bis(chloromethyl)-pyridine
2-acetylaminomalonic acid diethyl ester
Conditions | Yield |
---|---|
With sodium hydride In N,N-dimethyl-formamide at 20℃; for 14.5h; Title compound not separated from byproducts; | |
With sodium hydride In N,N-dimethyl-formamide; mineral oil at 20℃; for 6.5h; |
2,3-bis(chloromethyl)-pyridine
2-acetylaminomalonic acid diethyl ester
Conditions | Yield |
---|---|
Stage #1: 2,3-bis(chloromethyl)-pyridine; 2-acetylaminomalonic acid diethyl ester With sodium hydride In N,N-dimethyl-formamide at 20℃; for 14.5h; Stage #2: With hydrogenchloride for 3h; Heating; Title compound not separated from byproducts; |
2,3-bis(chloromethyl)-pyridine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: aq. NaOH / dioxane / 25 h / 20 °C View Scheme |
2,3-bis(chloromethyl)-pyridine
6,7-dihydro-5H-1-pyrindine-6,6-bisphosphonic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 1.) NaH / 1.) DMSO, RT, 1 h 2.) 80 deg C, 1 h 2: 6N HCl / 2 h / Heating View Scheme | |
Multi-step reaction with 2 steps 1: 1.) NaH / 1.) DMSO, RT, 1 h 2.) 80 deg C, 1 h 2: 6N HCl / 2 h / Heating View Scheme |
2,3-bis(chloromethyl)-pyridine
diethyl malonate
diethyl 5,7‑dihydro‑6H‑cyclopenta[b]pyridine‑6,6‑dicarboxylate
Conditions | Yield |
---|---|
With sodium In ethanol for 5.08333h; Heating / reflux; |
2,3-bis(chloromethyl)-pyridine
aspirin
2,3-bis(chloromethyl)-pyridine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: methyl 2-(aminosulfonyl)benzoate; sodium hydride / N,N-dimethyl-formamide 2: acetic acid; hydrogen bromide View Scheme |
2,3-bis(chloromethyl)-pyridine
(4-difluoromethoxy-3-pyridin-2-ylethynyl-phenyl)-(5,7-dihydro-pyrrolo[3,4-b]pyridin-6-yl)-methanone
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: methyl 2-(aminosulfonyl)benzoate; sodium hydride / N,N-dimethyl-formamide 2.1: acetic acid; hydrogen bromide 3.1: 1-methyl-pyrrolidin-2-one; N-ethyl-N,N-diisopropylamine; 1,1'-carbonyldiimidazole / 1 h / 25 °C / Large scale 3.2: 4 h / 25 - 35 °C / Large scale View Scheme |
2,3-bis(chloromethyl)-pyridine
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: cesium fluoride / acetonitrile / 0.5 h / 10 - 20 °C 1.2: 12 h / 10 - 40 °C 2.1: thionyl chloride / 12 h / 40 °C 3.1: lithium aluminium tetrahydride / tetrahydrofuran / 1 h / -20 - 10 °C 4.1: N-ethyl-N,N-diisopropylamine / dichloromethane / 2 h / 0 - 10 °C View Scheme |
2,3-bis(chloromethyl)-pyridine
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: cesium fluoride / acetonitrile / 0.5 h / 10 - 20 °C 1.2: 12 h / 10 - 40 °C 2.1: thionyl chloride / 12 h / 40 °C 3.1: lithium aluminium tetrahydride / tetrahydrofuran / 1 h / -20 - 10 °C 4.1: sodium carbonate / dichloromethane / 2 h / 0 - 30 °C View Scheme |
2,3-bis(chloromethyl)-pyridine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: cesium fluoride / acetonitrile / 0.5 h / 10 - 20 °C 1.2: 12 h / 10 - 40 °C 2.1: thionyl chloride / 12 h / 40 °C View Scheme |
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