Product name:6-(4-Aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone Cas No: 36725-28-7 Assay: 99%min Hangzhou Verychem Science And Technology Co. Ltd. was set up in year 2004, it’s a young but
Cas:36725-28-7
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryDayangChem exported this product to many countries and regions at best price. If you are looking for the material's manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product spe
Cas:36725-28-7
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryWelcome 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:36725-28-7
Min.Order:1 Metric Ton
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:36725-28-7
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
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:36725-28-7
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiryAdvantage : LIDE PHARMACEUTICALS LTD. is a mid-small manufacturing-type enterprise, engaged in pharmaceutical intermediates of R&D, custom-made and production, and also involving trading chemicals for export. We have established the R&
Cas:36725-28-7
Min.Order:0
Negotiable
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:36725-28-7
Min.Order:1 Kilogram
FOB Price: $1.0 / 10.0
Type:Trading Company
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:36725-28-7
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiry6-(4-Aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone CAS:36725-28-7 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, spec
Cas:36725-28-7
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:36725-28-7
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:36725-28-7
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryLevosimendan intermediate CAS:36725-28-7 Specification:in-house Stock:Fresh Purity:97% min Application:36725-28-7
Cas:36725-28-7
Min.Order:1 Gram
Negotiable
Type:Trading Company
inquiryOur Services 1. New Molecules R&D 2. Own test center HPLC NMR GC LC-MS 3. API and Intermediates from China reputed manufacturers 4. Documents support COA MOA MSDS DMF open part Our advantages 1. Government awarded company. Top 100 enter
Cas:36725-28-7
Min.Order:1 Kilogram
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:36725-28-7
Min.Order:0
Negotiable
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:36725-28-7
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryOur company was built in 2009 with an ISO certificate.In the past 6 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so
Cas:36725-28-7
Min.Order:1 Metric Ton
FOB Price: $5000.0
Type:Lab/Research institutions
inquiryProduct name: 6-(4-Aminophenyl)-4,5-Dihydro-5-Methyl-3(2H)-Pyridazinone CAS No.:36725-28-7 Molecule Formula:C11H13N3O Molecule Weight:203.24 Purity: 99.0% Package: 25kg/drum Description:White powder Manufacture Standards:Enterprise St
Cas:36725-28-7
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryGMP standard, high purity, competitive price, in stock 1. Quick Response: within 6 hours after receiving your email. 2. Quality Guarantee: All products are strictly tested by our QC, confirmed by QA, and approved by a third-party lab in China, USA,
Cas:36725-28-7
Min.Order:1 Milligram
Negotiable
Type:Trading Company
inquiryAppearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
Cas:36725-28-7
Min.Order:0
Negotiable
Type:Manufacturers
inquiryStock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
Cas:36725-28-7
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:36725-28-7
Min.Order:1 Gram
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
Cas:36725-28-7
Min.Order:0
Negotiable
Type:Other
inquiryR & D enterprises have their own stock in stockAppearance:To be subject to the object Package:Customized Application:pharmaceutical intermediates Transportation:Air Port:Shanghai;Guangzhou
Cas:36725-28-7
Min.Order:0
Negotiable
Type:Manufacturers
inquiryhigh purity,in stock Package:25kg/drum,or as per customers'demand Application:API,or Intermediates,fine chemicals Transportation:air,sea,courier
Cas:36725-28-7
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryQ1: 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
Cas:36725-28-7
Min.Order:0
Negotiable
Type:Trading Company
inquiryhigh quality Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea
Cas:36725-28-7
Min.Order:0
Negotiable
Type:Manufacturers
inquiryOur clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS
Cas:36725-28-7
Min.Order:0
Negotiable
Type:Manufacturers
inquiryTAIHO Unique Advantages:1.We're factory2.Free samples available3.Commodity inspection can be done4.ISO9001,Kosher certifications5.10 years experiences Storage:Store in cool &dry place Package:aluminium foil bag/fiber can/plastic drum Application:comp
Cas:36725-28-7
Min.Order:0
Negotiable
Type:Manufacturers
inquirybest seller Application:API
Cas:36725-28-7
Min.Order:0
Negotiable
Type:Manufacturers
inquiryAnsciep 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:36725-28-7
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry4-(4-aminophenyl)-3-methyl-4-oxobutanoic acid hydrochloride
6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone
Conditions | Yield |
---|---|
With hydrazine hydrate In ethanol for 3h; Heating; | 98.4% |
With hydrazine hydrate In water for 1.5h; Heating; | 87% |
With hydrazine hydrate at 80℃; for 18h; | 65% |
SKF 93741
6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone
Conditions | Yield |
---|---|
With hydrogenchloride for 1.25h; Heating; | 76% |
6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone
Conditions | Yield |
---|---|
With hydrazine hydrate In propan-1-ol at 20 - 100℃; for 4h; | 49% |
4-(4-acetamidophenyl)-4-oxobutanoic acid
6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1: 62 percent / H2O / 1) room temperature, overnight, 2) steam bath, 2 h 2: conc. H2SO4 / 1 h / Heating 3: pyridine 4: H2 / Raney Nickel / methanol / 0.33 h / 1034.3 Torr 5: 90 percent / hydrazine hydrate / ethanol; H2O / 2 h / Heating 6: 76 percent / 1 M aq. HCl / 1.25 h / Heating View Scheme |
N-[4-(2-chloro-1-oxopropyl)phenyl]acetamide
6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 1) NaH / 1) DMF, room temperature, overnight, 2) DMF, 110 deg C, 3 h 2: 1.) HCl/EtOH, 2.) 6N aq. HCl / 2 h / Heating; 1.) reflux, 2 h, 2.) reflux, 2 h 3: 87 percent / hydrazine hydrate / H2O / 1.5 h / Heating View Scheme |
3-(4-Acetylamino-benzoyl)-but-3-enoic acid methyl ester
6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: H2 / Raney Nickel / methanol / 0.33 h / 1034.3 Torr 2: 90 percent / hydrazine hydrate / ethanol; H2O / 2 h / Heating 3: 76 percent / 1 M aq. HCl / 1.25 h / Heating View Scheme |
methyl 3-(4-acetaminobenzoyl)butyrate
6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 90 percent / hydrazine hydrate / ethanol; H2O / 2 h / Heating 2: 76 percent / 1 M aq. HCl / 1.25 h / Heating View Scheme |
4-(4-Amino-phenyl)-4-oxo-3-piperidin-1-ylmethyl-butyric acid methyl ester
6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: pyridine 2: H2 / Raney Nickel / methanol / 0.33 h / 1034.3 Torr 3: 90 percent / hydrazine hydrate / ethanol; H2O / 2 h / Heating 4: 76 percent / 1 M aq. HCl / 1.25 h / Heating View Scheme |
2-ethoxycarbonyl-3-(4-acetamidobenzoyl)butyric acid ethyl ester
6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 1.) HCl/EtOH, 2.) 6N aq. HCl / 2 h / Heating; 1.) reflux, 2 h, 2.) reflux, 2 h 2: 87 percent / hydrazine hydrate / H2O / 1.5 h / Heating View Scheme | |
Stage #1: 2-ethoxycarbonyl-3-(4-acetamidobenzoyl)butyric acid ethyl ester With sodium hydroxide In water for 4h; Stage #2: With hydrogenchloride In water at 100℃; for 3h; pH=1; Further stages; | 1.8 g |
3-(4-acetamidobenzoyl)-4-(N-piperidinyl)butanoic acid
6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: conc. H2SO4 / 1 h / Heating 2: pyridine 3: H2 / Raney Nickel / methanol / 0.33 h / 1034.3 Torr 4: 90 percent / hydrazine hydrate / ethanol; H2O / 2 h / Heating 5: 76 percent / 1 M aq. HCl / 1.25 h / Heating View Scheme |
Acetanilid
6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: 61 percent / AlCl3 / CH2Cl2 / Ambient temperature; overnight 2: 1) NaH / 1) DMF, room temperature, overnight, 2) DMF, 110 deg C, 3 h 3: 1.) HCl/EtOH, 2.) 6N aq. HCl / 2 h / Heating; 1.) reflux, 2 h, 2.) reflux, 2 h 4: 87 percent / hydrazine hydrate / H2O / 1.5 h / Heating View Scheme |
(5S)-6-(4-aminophenyl)-5-methyl-4,5-dihydropyridazin-3(2H)-one
6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone
Conditions | Yield |
---|---|
With sodium hydroxide at 90℃; |
N-(4-propionylphenyl)acetamide
6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: bromine / chloroform 1.2: 24 h / 20 °C / pH 8 2.1: sodium ethanolate / ethanol / Cooling with ice 2.2: 8.17 h / 35 - 75 °C 3.1: sodium hydroxide / water / 4 h 3.2: 3 h / 100 °C / pH 1 View Scheme |
N-(4-(2-bromopropionyl)phenyl)acetamide
6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: sodium ethanolate / ethanol / Cooling with ice 1.2: 8.17 h / 35 - 75 °C 2.1: sodium hydroxide / water / 4 h 2.2: 3 h / 100 °C / pH 1 View Scheme |
Acetanilid
6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: carbon disulfide; aluminum (III) chloride / 50 °C 2.1: bromine / chloroform 2.2: 24 h / 20 °C / pH 8 3.1: sodium ethanolate / ethanol / Cooling with ice 3.2: 8.17 h / 35 - 75 °C 4.1: sodium hydroxide / water / 4 h 4.2: 3 h / 100 °C / pH 1 View Scheme |
3-bromopropylamine tert-butylcarbamate
6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone
Conditions | Yield |
---|---|
Stage #1: 6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone With sodium hydride In N,N-dimethyl-formamide Stage #2: 3-bromopropylamine tert-butylcarbamate With tetra-(n-butyl)ammonium iodide In N,N-dimethyl-formamide at 20℃; Cooling with ice; | 100% |
3-Bromopropionyl chloride
6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone
6-<4-(3-bromopropionamido)phenyl>-5-methyl-4,5-dihydro-3(2H)-pyridazinone
Conditions | Yield |
---|---|
In acetonitrile for 3h; Heating; | 99% |
With sodium hydrogencarbonate In dichloromethane |
6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone
Conditions | Yield |
---|---|
With triethylamine In N,N-dimethyl-formamide at 0 - 20℃; | 88.7% |
6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone
Conditions | Yield |
---|---|
With hydrogenchloride; sodium nitrite In water at 0℃; for 1h; | 86% |
3-bromopropanol methyl ether
6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone
Conditions | Yield |
---|---|
Stage #1: 6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone With sodium hydride In N,N-dimethyl-formamide; mineral oil at 0 - 20℃; for 0.5h; Stage #2: 3-bromopropanol methyl ether In N,N-dimethyl-formamide; mineral oil at 0 - 20℃; | 85% |
2,4,5-trifluoro-3-methylbenzamide
6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone
Conditions | Yield |
---|---|
With triethylamine In N,N-dimethyl-formamide at 20℃; | 84.2% |
3-methyl-4-nitro-benzoyl chloride
6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone
Conditions | Yield |
---|---|
With triethylamine In N,N-dimethyl-formamide at 0 - 20℃; | 83.2% |
6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone
Conditions | Yield |
---|---|
Stage #1: 6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone With hydrogenchloride; sodium nitrite at 0℃; for 0.5h; Stage #2: With hydrogenchloride; tin(ll) chloride at 0℃; for 1h; | 83% |
4-chloro-6-methoxy-2-methylquinoline
6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone
Conditions | Yield |
---|---|
In butan-1-ol for 4h; Heating; | 83% |
5-chloro-2-nitrobenzoyl chloride
6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone
Conditions | Yield |
---|---|
With triethylamine In N,N-dimethyl-formamide at 20℃; | 76.3% |
ethyl iodide
6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone
Conditions | Yield |
---|---|
Stage #1: 6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone With tetra-(n-butyl)ammonium iodide; sodium hydride In N,N-dimethyl-formamide; mineral oil at 0℃; for 0.5h; Stage #2: ethyl iodide In N,N-dimethyl-formamide; mineral oil at 20℃; Reagent/catalyst; | 76% |
N-carbobenzoxy-β-alanine-p-nitrophenyl ester
6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone
6-<4-<3-<(benzyloxycarbonyl)amino>propionamido>phenyl>-5-methyl-4,5-dihydro-3(2H)-pyridazinone
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide | 73% |
Cyclopentyl bromide
6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone
Conditions | Yield |
---|---|
Stage #1: 6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone With sodium hydride In N,N-dimethyl-formamide; mineral oil at 0℃; for 1h; Stage #2: Cyclopentyl bromide In N,N-dimethyl-formamide; mineral oil at 20℃; for 2h; | 71% |
4-chloro-2-nitro-benzoyl chloride
6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone
Conditions | Yield |
---|---|
With triethylamine In N,N-dimethyl-formamide at 0 - 20℃; | 65.7% |
2,4-dichloro-5-fluorobenzoyl chloride
6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone
Conditions | Yield |
---|---|
With triethylamine In N,N-dimethyl-formamide at 20℃; | 65.4% |
dimethyl N-cyanodithioiminocarbonate
6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone
6-<4-(N'-cyano-S-methylisothioureido)phenyl>-5-methyl-4,5-dihydropyridazin-3(2H)-one
Conditions | Yield |
---|---|
With pyridine for 3.5h; Heating; | 65% |
3-Chloro-2,4,5-trifluorobenzoyl chloride
6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone
Conditions | Yield |
---|---|
With triethylamine In N,N-dimethyl-formamide at 20℃; | 63.8% |
di(succinimido) carbonate
2,3-dihydro-1H-pyrrolo[3,4-c]pyridine dihydrogen chloride
6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone
Conditions | Yield |
---|---|
Stage #1: di(succinimido) carbonate; 6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone With dmap In tetrahydrofuran at 20℃; for 72h; Stage #2: 2,3-dihydro-1H-pyrrolo[3,4-c]pyridine dihydrogen chloride With triethylamine In tetrahydrofuran; N,N-dimethyl-formamide | 63% |
1,3-Dihydro-isobenzofuran-5-carbonyl chloride
6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone
Conditions | Yield |
---|---|
With triethylamine In N,N-dimethyl-formamide at 0 - 20℃; | 60.5% |
4-chloro-2,6-dimethylquinoline
6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone
Conditions | Yield |
---|---|
In butan-1-ol for 4h; Heating; | 60% |
pyruvic acid methyl ester
6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone
Conditions | Yield |
---|---|
Stage #1: 6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone With hydrogenchloride; sodium nitrite In water at 0℃; for 0.166667h; Stage #2: With hydrogenchloride; tin(II) chloride dihdyrate In water at 0℃; for 0.166667h; Stage #3: pyruvic acid methyl ester In water at 20℃; for 0.5h; | 60% |
2,3-dichlorobenzoyl chloride
6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone
Conditions | Yield |
---|---|
With triethylamine In N,N-dimethyl-formamide at 0 - 20℃; | 59.5% |
1-trimethylsiloxy-3-bromo-propane
6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone
Conditions | Yield |
---|---|
Stage #1: 6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone With tetra-(n-butyl)ammonium iodide; sodium hydride In N,N-dimethyl-formamide; mineral oil at 0℃; for 0.5h; Stage #2: 1-trimethylsiloxy-3-bromo-propane In N,N-dimethyl-formamide; mineral oil at 20℃; | 58% |
6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone
5-methyl-6-phenyl-4,5-dihydro-2H-pyridazin-3-one
Conditions | Yield |
---|---|
Stage #1: 6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone With hydrogenchloride; sodium nitrite In water at 0℃; for 0.333333h; Stage #2: With hypophosphorous acid In water | 55% |
2-chloropropionyl chloride
6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone
amipizone
Conditions | Yield |
---|---|
In tetrahydrofuran for 6h; Heating; | 54% |
2-(tert-butyldimethylsilyloxy)ethyl bromide
6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone
Conditions | Yield |
---|---|
Stage #1: 6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone With sodium hydride In N,N-dimethyl-formamide; mineral oil at 20℃; for 0.333333h; Stage #2: With tetra-(n-butyl)ammonium iodide In N,N-dimethyl-formamide; mineral oil for 0.25h; Stage #3: 2-(tert-butyldimethylsilyloxy)ethyl bromide In N,N-dimethyl-formamide; mineral oil at 0 - 20℃; for 14h; | 53% |
Stage #1: 6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone With sodium hydride In N,N-dimethyl-formamide; mineral oil at 20℃; for 0.333333h; Stage #2: 2-(tert-butyldimethylsilyloxy)ethyl bromide With tetra-(n-butyl)ammonium iodide In N,N-dimethyl-formamide; mineral oil at 0 - 20℃; for 14h; |
3-chlorobutanoyl chloride
6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone
3-Chloro-N-[4-(4-methyl-6-oxo-1,4,5,6-tetrahydro-pyridazin-3-yl)-phenyl]-butyramide
Conditions | Yield |
---|---|
In tetrahydrofuran for 6h; Heating; | 52% |
2,3,4,5-tetrafluorobenzoyl chloride
6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone
Conditions | Yield |
---|---|
With triethylamine In N,N-dimethyl-formamide at 20℃; | 51.2% |
About|Contact|Cas|Product Name|Molecular|Country|Encyclopedia
Message|New Cas|MSDS|Service|Advertisement|CAS DataBase|Article Data|Manufacturers | Chemical Catalog
©2008 LookChem.com,License: ICP
NO.:Zhejiang16009103
complaints:service@lookchem.com Desktop View