Unique advantages for Acetone Semicarbazone Cas 110-20-3 Guaranteed purity High quality & competitive price Quality control Fast feedback Prompt shipment Appearance:White powder Storage:N/A Package:25kg/drum Application:Pharma
Cas:110-20-3
Min.Order:25 Kilogram
FOB Price: $12.0 / 15.0
Type:Trading Company
inquiryAs 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:110-20-3
Min.Order:1 Kilogram
FOB Price: $5.0
Type:Lab/Research institutions
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Cas:110-20-3
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiry1 Factory price 2 Good service 3 High quality 4 Prompt delivery chengdu and import and export trade co., LTD., who registered capital of 10 million yuan, nearly to $2 million, we have a pharmaceutical raw materials factory production of pha
Cas:110-20-3
Min.Order:1 Kilogram
FOB Price: $100.0 / 110.0
Type:Trading Company
inquiryTIANFUCHEM--110-20-3--ACETONE SEMICARBAZONE 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 business relati
Cas:110-20-3
Min.Order:1 Metric Ton
FOB Price: $2000.0
Type:Lab/Research institutions
inquiryOur Advantage Rich Experience Our products are sold all over Europe,North&South America, Sino-East, Asia and pacific area as well as Africa,we establish long term. Quality service Company cooperates with research institutes. We strictly con
Cas:110-20-3
Min.Order:1 Kilogram
FOB Price: $15.0 / 50.0
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:110-20-3
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
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:110-20-3
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryACETONE SEMICARBAZONE CAS:110-20-3 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 inter
Cas:110-20-3
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:110-20-3
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
Hangzhou 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:110-20-3
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
Cas:110-20-3
Min.Order:1 Gram
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
Zibo 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:110-20-3
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryThe 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 providing h
supplier in China Appearance:Clear liquid Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package: 1g/bag, 5g/bag, 10g/bag, 100g/bag, 1kg/bag or as per your request Application:The goods used in the production of drug
Zhenyu 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:110-20-3
Min.Order:1 Kilogram
FOB Price: $2.0
Type:Lab/Research institutions
inquiryAppearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
Stock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
Cas:110-20-3
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryISO Factory/Good qualityAppearance:off white Storage:dry and cool place Package:10G/BAG; 1KG/BAG ;25KG/DRUM Application:Active pharaceutical ingredients Transportation:BY SEA,AIR,EXPRESS Port:SHANGHAI;BEIJING
high 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. USP grade 2. IN STOCK 3. FAST REPLY QUALIFED ; EFFICIENCY; RESPONSIBLE Appearance:WHITE POWDER Storage:in cool Package:as request Application:active pharmaceutical ingredient Transportation:Air / SEA BOTH OK Port:any port
high purity,in stock Package:25kg/drum,or as per customers'demand Application:API,or Intermediates,fine chemicals Transportation:air,sea,courier
high 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
TAIHO 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
high 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: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
We product this chemical more than 10 years . We are very experience to export it to many countries, Our superior & stable quality , competitive price gain warm reception from our customers. Application:Chemical intermediate
Conditions | Yield |
---|---|
With sodium acetate In water | 75% |
With sodium acetate In water at 20℃; for 18h; | 75% |
With sodium acetate In ethanol; water for 0.5h; | |
With sodium acetate In water at 20℃; |
acetone semicarbazone
Conditions | Yield |
---|---|
an der Luft; |
Conditions | Yield |
---|---|
With acetic acid | |
With alkali |
4-isopropylidene-5-methyl-2-phenyl-2,4-dihydro-pyrazol-3-one
hydrazine carboxamide
A
edaravone
B
acetone semicarbazone
Conditions | Yield |
---|---|
With sodium acetate In ethanol for 1h; Product distribution; Ambient temperature; |
5-Methyl-4-(1-methylethylidene)-2-(4'-chlorophenyl)-2,4-dihydro-3H-pyrazol-3-one
hydrazine carboxamide
A
1-(4-chlorophenyl)-3-methyl-2-pyrazolin-5-one
B
acetone semicarbazone
Conditions | Yield |
---|---|
With sodium acetate In ethanol for 1h; Product distribution; Ambient temperature; |
5-Methyl-4-(1-methylethylidene)-2-(4'-methoxyphenyl)-2,4-dihydro-3H-pyrazol-3-one
hydrazine carboxamide
A
1-(4-methoxyphenyl)-3-methyl-2-pyrazolin-5-one
B
acetone semicarbazone
Conditions | Yield |
---|---|
With sodium acetate In ethanol for 1h; Product distribution; Ambient temperature; |
5-Methyl-4-(1-methylethylidene)-2-(4'-nitrophenyl)-2,4-dihydro-3H-pyrazol-3-one
hydrazine carboxamide
A
1-(4'-nitrophenyl)-3-methyl-5-pyrazolone
B
acetone semicarbazone
Conditions | Yield |
---|---|
With sodium acetate In ethanol for 1h; Product distribution; Ambient temperature; |
water
semicarbazide hydrochloride
potassium acetate
propan-2-one azine
acetone semicarbazone
hydrazine carboxamide
acetone semicarbazone
Conditions | Yield |
---|---|
With water | |
With ethanol | |
With benzene |
methyl chloroacetate
acetone semicarbazone
1-methyl-3-(5-nitro-furan-2-yl)-1H-pyrazole-4-carbaldehyde
1-[1-methyl-3-(5-nitro-furan-2-yl)-1H-pyrazol-4-ylmethyleneamino]-imidazolidine-2,4-dione
Conditions | Yield |
---|---|
With hydrogenchloride In N-methyl-acetamide; water; isopropyl alcohol | 90% |
Conditions | Yield |
---|---|
With triethylamine In tetrahydrofuran byproducts: triethylamine hydrochloride; stirring for 25hours, filtration, evaporation; recryst., elem. anal.; | 90% |
ethanolamine
acetone semicarbazone
acetone 4-(2-hydroxyethyl)semicarbazone
Conditions | Yield |
---|---|
In toluene Heating; | 81% |
In toluene for 7h; transamination; Heating; | 81% |
2-isopropoxy-1,3,2-benzodioxaborole
acetone semicarbazone
C6H4(O)2B(CH3)2CNNCONH2
Conditions | Yield |
---|---|
In benzene byproducts: isopropanol; reflux for 8-10h, isopropanol was removed azeotropically, evaporation; TLC, elem. anal.; | 81% |
Shrock-Osborn catalyst
dichloromethane
hydrogen
acetone
acetone semicarbazone
Conditions | Yield |
---|---|
In acetone byproducts: acetone; under Ar; Rh complex treated with H2 (1 atm) in acetone at room temp. for 2.5 h, semicarbazone added, stirred at room temp. for ca. 15 min; evapd. under vac. at room temp., residue dissolved in CH2Cl2, addn. of hexane or Et2O, ppt. collected, dried under vac. overnight; elem. anal.; | 78% |
Conditions | Yield |
---|---|
In dichloromethane N2; room temp., equimolar quantities, 15 min;; filtered, washed with Et2O, dried in vacuo, elem. anal.;; | 76% |
Conditions | Yield |
---|---|
In dichloromethane equimolar amts. of educts; pptn. (addn. of Et2O); elem. anal.; | 76% |
acetone semicarbazone
Conditions | Yield |
---|---|
With lead(IV) acetate; potassium carbonate In dichloromethane for 0.5h; | 75% |
propan-1-ol-3-amine
acetone semicarbazone
acetone 4-(3-hydroxypropyl)semicarbazone
Conditions | Yield |
---|---|
In toluene Heating; | 60% |
In toluene |
Conditions | Yield |
---|---|
In toluene Heating; | 60% |
In toluene Heating; |
Conditions | Yield |
---|---|
In diethyl ether at 20℃; for 4h; Cyclization; | 60% |
Conditions | Yield |
---|---|
With HBr In ethanol; water hot EtOH/H2O soln. of salt mixed with EtOH soln. of ligand, excess of HBr added, mixt. refluxed until brown fumes ceased to come out; concd., cooled, filtered out, washed with 50% EtOH, dried at 60°C; elem. anal.; | 60% |
Conditions | Yield |
---|---|
In toluene for 8.5h; Heating; | 59% |
{WI(carbonyl)(acetonitrile)(dppm)(eta.2-but-2-yne)}{tetrafluoroborate}
acetone semicarbazone
Conditions | Yield |
---|---|
In dichloromethane N2 atmosphere; addn. of org. compd. to soln. of W-compd. in CH2Cl2 with stirring (N2 stream),reacting (3 h); filtration, partial evapn. (vac.), pptn. on dropwise addn. of Et2O, recrystn. (CH2Cl2/Et2O); elem. anal.; | 59% |
Conditions | Yield |
---|---|
Stage #1: [{Ir(μ-Cl)(2-(p-tolyl)pyridinato)2}2]; acetone semicarbazone With sodium methylate In methanol; dichloromethane at 20℃; for 3h; Stage #2: chloroform | 58% |
N,N-dimethyl-formamide
acetone semicarbazone
5-methyl-1H-pyrazole-4-carbaldehyde
Conditions | Yield |
---|---|
Stage #1: N,N-dimethyl-formamide With trichlorophosphate at 0℃; for 0.25h; Stage #2: acetone semicarbazone at 70℃; for 4h; Stage #3: With hydrogenchloride; sodium hydroxide more than 3 stages; | 52.1% |
1,1,2,2,-tetracyanoethane
acetone semicarbazone
(5-Amino-3,3,4-tricyano-2,2-dimethyl-2,3-dihydro-pyrrol-1-yl)-urea
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide | 50% |
Conditions | Yield |
---|---|
In methanol at 20℃; for 72h; Ugi reaction; | 50% |
acetone semicarbazone
Co((CH3)2CNNHCONH2)2(NCS)2
Conditions | Yield |
---|---|
In ethanol; water hot EtOH/H2O soln. of salt mixed with EtOH soln. of ligand, excess of ammonium thiocyanate soln. in H2O added, mixt. refluxed for 3 h; cooled, filtered out, washed with 50% EtOH, dried at 60°C; elem. anal.; | 50% |
Conditions | Yield |
---|---|
In ethanol; water hot EtOH/H2O soln. of salt mixed with EtOH soln. of ligand, mixt. refluxed for ca. 1 h; cooled, filtered out, washed with 50% EtOH, dried at 60°C; elem. anal.; | 50% |
Conditions | Yield |
---|---|
With H2SO4 In ethanol; water Co salt dissolved in min. H2O, few drops of concd. H2SO4 added, heated to 80°C, hot EtOH soln. of ligand added, soln. refluxed for ca. 3 h; concd., cooled, filtered, washed with 50% EtOH, dried at 60°C; elem. anal.; | 50% |
acetone semicarbazone
Conditions | Yield |
---|---|
In ethanol hot ethanolic chromium salt was mixed with hot ethanolic ligand, mixt. was refluxed on a waterbath for about 4 h; mixt. was concd., cooled overnight, crystalls were filtered, washed with aq. EtOH, dried at ca. 60°C; elem. anal.; | 50% |
phosphonic acid diethyl ester
acetone semicarbazone
diethyl [1-(2-carbamoylhydrazino)-1-methylethyl]phosphonate
Conditions | Yield |
---|---|
With tetra[tert-butylphthalocyanine]aluminum chloride at 80℃; for 20h; Inert atmosphere; | 50% |
Cyclohexyl isocyanide
p-methoxybenzoylformic acid
acetone semicarbazone
N-cyclohexyl-2-[N'-carbamoyl-N-(2-oxo-2-{p-methoxy}phenylacetyl)hydrazino]isobutyramide
Conditions | Yield |
---|---|
In methanol at 20℃; for 72h; Ugi reaction; | 48% |
acetone semicarbazone
Cr(OC(NH2)NHNC(CH3)2)2Cl2(1+)*Cl(1-)=Cr(OC(NH2)NHNC(CH3)2)2Cl3
Conditions | Yield |
---|---|
In ethanol hot ethanolic chromium salt was mixed with hot ethanolic ligand, mixt. was refluxed on a waterbath for about 4 h; mixt. was concd., cooled overnight, crystalls were filtered, washed with aq. EtOH, dried at ca. 60°C; elem. anal.; | 45% |
oxalyl dichloride
acetone semicarbazone
1-Aminoimidazole-2,4,5-(1H,3H)-trione
Conditions | Yield |
---|---|
In benzene for 4h; Cyclization; Heating; | 35% |
N,N-dimethyl-formamide
acetone semicarbazone
3-methyl-1H-pyrazole-4-carbaldehyde
Conditions | Yield |
---|---|
Stage #1: N,N-dimethyl-formamide With trichlorophosphate at 0℃; for 1.5h; Stage #2: acetone semicarbazone at 0 - 70℃; Stage #3: With sodium hydroxide In water Cooling with ice; | 32% |
With sodium hydroxide; trichlorophosphate 1.) 60 deg C, 4 h, 2.) from 50 deg C to 60 deg C, 5 min; Yield given. Multistep reaction; |
acetone semicarbazone
4-methyl-1,2,3-selenadiazole
Conditions | Yield |
---|---|
With selenium(IV) oxide; acetic acid for 20h; | 17% |
With selenium(IV) oxide In acetic acid |
piperidine
toluene
acetone semicarbazone
piperidine-1-carboxylic acid isopropylidenehydrazide
Conditions | Yield |
---|---|
Erhitzen unter Ausschluss von Feuchtigkeit; |
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