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:4146-43-4
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 c
Cas:4146-43-4
Min.Order:1 Kilogram
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:4146-43-4
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquirybest price high quality Butanedihydrazide Basic information Product Name: Butanedihydrazide Synonyms: LABOTEST-BB LT00068494;BUTANEDIOHYDRAZIDE;BUTANEDIOIC ACID DIHYDRAZIDE;BIO-FARMA B
Cas:4146-43-4
Min.Order:1 Metric Ton
Negotiable
Type:Lab/Research institutions
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:4146-43-4
Min.Order:10 Gram
FOB Price: $146.0 / 176.0
Type:Trading Company
inquiryp style="margin:0cm;margin-bottom:.0001pt;line-height:11.25pt;vertical-align: baseline"> span lang="EN-US" style="font-size:9.0pt;font-family:"Arial","sans-serif"; color:#333333">appearance:white cystalline powder span lang="EN
1.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:4146-43-4
Min.Order:1 Kilogram
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:4146-43-4
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
Cas:4146-43-4
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryBest quality & Attractive price & Professional service; Trial & Pilot & Commercial Hisunny Chemical is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality intermediates, specia
Our 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:4146-43-4
Min.Order:10 Kilogram
Negotiable
Type:Trading Company
inquirysuperior quality moderate price & quick delivery Appearance:powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:1kg/bag, 1kg/drum or 25kg/drum or as per your request. Application:Used to make other chemic
Cas:4146-43-4
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
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:4146-43-4
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:4146-43-4
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:4146-43-4
Min.Order:100 Gram
FOB Price: $100.0 / 2000.0
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
Cas:4146-43-4
Min.Order:0
Negotiable
Type:Other
inquiryProduct name: Butanedihydrazide CAS No.: 4146-43-4 Molecule Formula:C4H10N4O2 Molecule Weight:146.15 Purity: 99.0% Package: 25kg/drum Description:White crystalline powder Manufacture Standards:Enterprise Standard T
Cas:4146-43-4
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
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:4146-43-4
Min.Order:1 Kilogram
FOB Price: $18.0 / 20.0
Type:Trading Company
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:4146-43-4
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:4146-43-4
Min.Order:1 Metric Ton
FOB Price: $1.5
Type:Trading Company
inquiryOur product has a very high quality and now we are exporting to customers overseas with very positive feedback. With best price, quality and service from Nanjing Sunny, we are confident to set up a very nice cooperation with customers all over the w
Appearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
We 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:4146-43-4
Min.Order:1 Metric Ton
FOB Price: $1.0
Type:Trading Company
inquiryISO/factory/goodqualityAppearance:off white Storage:Dry,cool place Package:drum Application:active pharmaceutical ingredients Transportation:by air/sea/express Port:shenzhen/shanghai
Lower 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
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.A strong technical force and advanced processing equipments. The quality of the products has been strictly inspected and all kinds of index have reached or exceeded domestic and international standards.2. Now we have established long-term stable re
Jinhua huayi chemical co., ltd. is dedicated to the development, production and marketing of chemicals. On the basis of equality and mutual benefit, and under the principle of customer first, credit first, quality first, we are ready to join hands
Cas:4146-43-4
Min.Order:100 Gram
Negotiable
Type:Lab/Research institutions
inquiryAcmec is a leading manufacturer and supplier of biochemical reagents and life science products. We have over 40,000 items in stock (real-time inventory) and offer discounted prices to registered members of the online store ( www.acmec.com.cn ) Appea
Cas:4146-43-4
Min.Order:1 bottle
Negotiable
Type:Lab/Research institutions
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
Conditions | Yield |
---|---|
With hydrazine hydrate In methanol for 8h; Reflux; | 98% |
With hydrazine hydrate In ethanol for 12h; Reflux; | 65% |
With ethanol; hydrazine hydrate |
Conditions | Yield |
---|---|
With hydrazine hydrate In di-isopropyl ether for 24h; Ambient temperature; | 96% |
With hydrazine hydrate In methanol at 20℃; | 75% |
With hydrazine hydrate In methanol at 20℃; | 69% |
Conditions | Yield |
---|---|
With ethanol; hydrazine hydrate |
Conditions | Yield |
---|---|
With ethanol; hydrazine hydrate | |
With hydrazine hydrate |
succinic acid dihydrazide
Conditions | Yield |
---|---|
With ethanol; hydrazine hydrate |
Conditions | Yield |
---|---|
With hydrazine hydrate Heating; |
2,2'-ethanediylidene-bis-oxazolidine-4,5-dione
succinic acid dihydrazide
Conditions | Yield |
---|---|
With hydrazine hydrate In ethanol Heating; |
1-aminopyrrolidine-2,5-dione
hydrazine hydrate
succinic acid dihydrazide
ethanol
hydrazine hydrate
succinic acid diethyl ester
A
succinic acid dihydrazide
Conditions | Yield |
---|---|
at 120 - 130℃; |
ethane-1,1,2,2-tetracarboxylic acid tetrahydrazide
water
succinic acid dihydrazide
Conditions | Yield |
---|---|
at 130℃; |
succinic acid dihydrazide
Conditions | Yield |
---|---|
With hydrazin sulfate |
succinic acid dihydrazide
Conditions | Yield |
---|---|
With water at 130℃; |
succinic acid dihydrazide
Conditions | Yield |
---|---|
With hydrazine hydrate |
succinic acid dihydrazide
Conditions | Yield |
---|---|
In ethanol a mixt. of UO2 salt and the ligand in EtOH was heated on a water bath for 1 h with stirring, refluxed for 1 h; soln. was concd., cooled, ppt. was filtered, washed with hot ethanol, dried in a desiccator over SiO2; elem. anal.; | 95.8% |
uranyl sulfate
succinic acid dihydrazide
Conditions | Yield |
---|---|
In ethanol a mixt. of UO2 salt and the ligand in EtOH was heated on a water bath for 1 h with stirring, refluxed for 1 h; soln. was concd., cooled, ppt. was filtered, washed with hot ethanol, dried in a desiccator over SiO2; elem. anal.; | 95.6% |
Conditions | Yield |
---|---|
With iron oxide In ethanol; water for 0.5h; Reflux; Green chemistry; | 94% |
uranyl sulfate
succinic acid dihydrazide
Conditions | Yield |
---|---|
With water In ethanol an ethanolic soln. of UO2 salt was added to a soln. of the ligand in hot EtOH with gentle stirring, soln. was concd. on a boiling water bath, refluxed for 1 h; cooled, ether was added, ppt. was filtered off, washed with hot ethanol, ether, dried in a desiccator over SiO2; elem. anal.; | 93.8% |
Conditions | Yield |
---|---|
In methanol; water at 20℃; for 30h; | 92% |
succinic acid dihydrazide
1,4,5,6,7,7-hexachlorobicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic anhydride
Conditions | Yield |
---|---|
With sodium acetate; acetic acid for 12h; Reflux; | 92% |
succinic acid dihydrazide
5-bromosalicyclaldehyde
bis(5-bromo-2-hydroxybenzylidene)succinohydrazide
Conditions | Yield |
---|---|
In ethanol for 5h; Reflux; | 91% |
In methanol for 0.5h; Reflux; | 87% |
In methanol for 0.5h; Reflux; | 87% |
succinic acid dihydrazide
3-methoxy-2-hydroxybenzaldehyde
bis(2-hydroxy-3-methoxybenzylidene)succinohydrazide
Conditions | Yield |
---|---|
In ethanol for 4h; Reflux; | 91% |
In ethanol for 4h; Reflux; |
succinic acid dihydrazide
Conditions | Yield |
---|---|
In ethanol an ethanolic soln. of UO2 salt was added to a soln. of the ligand in hot EtOH with gentle stirring, soln. was concd. on a boiling water bath, refluxed for 1 h; cooled, ether was added, ppt. was filtered off, washed with hot ethanol, ether, dried in a desiccator over SiO2; elem. anal.; | 90.5% |
succinic acid dihydrazide
salicylaldehyde
disalicylaldehyde succinoyldihydrazone
Conditions | Yield |
---|---|
In methanol for 0.5h; Heating; | 90% |
With ethanol | |
In ethanol; water Heating; |
carbon disulfide
succinic acid dihydrazide
A
succinic acid
B
2,5-Dimercapto-1,3,4-thiadiazole
Conditions | Yield |
---|---|
Stage #1: carbon disulfide; succinic acid dihydrazide With potassium hydroxide In ethanol for 3h; Rearrangement; cyclization; Heating; Stage #2: With hydrogenchloride In ethanol Hydrolysis; ring cleavage; | A n/a B 90% |
succinic acid dihydrazide
5-(4-nitrophenyl)-2-furaldehyde
C26H20N6O8
Conditions | Yield |
---|---|
With sulfuric acid In ethanol; N,N-dimethyl-formamide Condensation; Heating; | 90% |
succinic acid dihydrazide
salicylaldehyde
N'1,N'4-bis(2-hydroxybenzylidene)succinohydrazide
Conditions | Yield |
---|---|
In methanol for 0.5h; Reflux; | 89% |
In methanol for 0.5h; Reflux; | 89% |
In methanol Reflux; | 89% |
succinic acid dihydrazide
bis-(2,4-dihydroxythiobenzoyl)sulfinyl
4,4’-{[5,5’-(ethane-1,2-diyl)]di(1,3,4-thiadiazol-2-yl)}di(benzene-1,3-diol)
Conditions | Yield |
---|---|
In methanol for 2h; Reflux; | 89% |
succinic acid dihydrazide
2,3,4-trihydroxybenzylaldehyde
C18H18N4O8
Conditions | Yield |
---|---|
With acetic acid In methanol Reflux; | 89% |
succinic acid dihydrazide
sodium 2-hydroxybenzaldehyde-5-sulfonate
Conditions | Yield |
---|---|
In water at 100℃; for 3h; | 89% |
Conditions | Yield |
---|---|
In tetrahydrofuran; methanol for 24h; Ambient temperature; | 88% |
succinic acid dihydrazide
5-(2,4-dichlorophenyl)furfural
C26H18Cl4N4O4
Conditions | Yield |
---|---|
With sulfuric acid In ethanol; N,N-dimethyl-formamide Condensation; Heating; | 88% |
succinic acid dihydrazide
1,4-bis[3-(fur-2-yl)-5-trifluoromethyl-5-hydroxy-4,5-dihydro-1H-pyrazol-1-yl]butane-1,4-dione
Conditions | Yield |
---|---|
In ethanol; water at 80℃; regioselective reaction; | 88% |
succinic acid dihydrazide
5-(4-bromophenyl)-2-furancarboxyaldehyde
C26H20Br2N4O4
Conditions | Yield |
---|---|
With sulfuric acid In ethanol; N,N-dimethyl-formamide Condensation; Heating; | 86% |
Conditions | Yield |
---|---|
With CH3COOH In ethanol heating, stirring, reflux (15 min+2 h), product formation; hot filtration, reflux (benzene, 30 min), hot filtration, washing (C6H6,C2H5OH, C2H5OH(aq.), Et2O), drying; elem. anal.; | 86% |
succinic acid dihydrazide
2-hydroxynaphthalene-1-carbaldehyde
bis(2-hydroxy-1-naphthaldehyde)succinoyldihydrazone
Conditions | Yield |
---|---|
In methanol for 0.5h; Reflux; | 86% |
In methanol for 0.5h; Reflux; | 86% |
In ethanol; water for 0.5h; Reflux; |
2-Cyanopyridine
succinic acid dihydrazide
1,2-bis(5-( pyridine-2-yl)-1,2,4-triazol-3-yl)ethane
Conditions | Yield |
---|---|
With sodium In methanol; acetic acid for 5h; Reflux; | 86% |
succinic acid dihydrazide
Benzyl isothiocyanate
4,4'-dibenzyl bis succinyl thiosemicarbazide
Conditions | Yield |
---|---|
In methanol for 4h; Heating; | 85.6% |
succinic acid dihydrazide
1-ethoxy-4-isothiocyanatobenzene
C22H28N6O4S2
Conditions | Yield |
---|---|
In methanol for 4h; Heating; | 85.5% |
5-(4-chlorophenyl)-2-furaldehyde
succinic acid dihydrazide
C26H20Cl2N4O4
Conditions | Yield |
---|---|
With sulfuric acid In ethanol; N,N-dimethyl-formamide Condensation; Heating; | 85% |
Conditions | Yield |
---|---|
In methanol for 12h; Reflux; | 85% |
In methanol at 0℃; for 8h; | 76% |
In methanol at 0℃; for 8h; |
succinic acid dihydrazide
Conditions | Yield |
---|---|
In ethanol; water at 80℃; regioselective reaction; | 84% |
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