As 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 ch
Cas:528-29-0
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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:528-29-0
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Cas:528-29-0
Min.Order:1 Kilogram
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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:528-29-0
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inquiryA substitute for perfluorooctanoic acid, mainly used as a surfactant, dispersant, additive, etc Appearance:White solid or Colorless liquid Purity:99.3 % We will ship the goods in a timely manner as required We can provide relevant documents acc
Cas:528-29-0
Min.Order:4 Kilogram
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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
Hangzhou Huarong Pharm Co., Ltd.established since 2006 , has been actively developing specialty products for Finished Dosages, APIs, Intermediates, and Fine chemicals markets in North America, Europe, Korea, Japan, Mid-East and all over the World. Hu
Appearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
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
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
Cangzhou Enke Pharma Tech Co.,ltd. is located in Cangzhou City, Hebei province ,where is a famous petroleum chemical industry city?in China. Enke Pharma a high-tech enterprise ,and we are dedicated to developing and manufacturing new api,?intermediat
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
Supply top quality products with a reasonable price Application:api
reagent grade ex stockAppearance:white or off-white crystalline powder Storage:Keep away of light,cool place Package:1L 5L 10L 25L bottle Application:pharma intermediate Transportation:by Fedex, ship or plane
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:any port in China
Our mission is to provide high-quality and innovative products to our customers. By offering a broad range of products, custom synthesis and personalized services, Bide can help scientists speeding up their research in the chemical and pharmaceutical
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Cas:528-29-0
Min.Order:10 Milligram
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Type:Lab/Research institutions
inquiry1,2-Dinitrobenzene Basic information Product Name: 1,2-Dinitrobenzene Synonyms: 1,2-dinitro-benzen;1,2-Dinitrobenzol;Benzene, o-dinitro-;benzene,1,2-dinitro-;Be
Betterbiochem is specialized in APIs, pharmaceutical intermediates & fine chemicals. 1. The best quality, competitive price. 2. The best service before or after shipment. 3. Rich experience in export operation. 4. Rich experience in
Yinghao Pharm products include: leader molecule, heterocyclic compounds,chiral compounds, photoelectric materials, biochemical reagents etc. For example:benzene, pyrimidine, boricacid,pyridine, pyrazole, imidazole, pyrrole, fluorine and other derivat
1. Production capacity: we have three production base with high-tech production equipment and instruments, equipped with professional production personnel, meet your requirements.2. Quality assurance: we have a first-class testing equipment and testi
R & D enterprises have their own stock in stockAppearance:To be subject to the object Package:Customized Application:pharmaceutical intermediates Transportation:Air Port:Shanghai;Guangzhou
United Scientific Company Located in Shanghai of China , is a competitive player in the global specialty and fine chemical market. Fenghua has both the expertise and flexibility to produce a wide range of chemicals. Focusing on developing the innovat
Nanjing Chemlin Chemical Industry Co., Ltd was established in Aug,1999, located in the industrial park of Nanjing University of Technology, It is a private enterprises in Jiangsu Province with 1200 square meters’ R&D center. Our R&D center has a well
At Capot,We can synthesize and purify your complex molecules from 100 gram to 10 tons.Appearance:Clear colorless to light yellow liquid Storage:Dry,Seal and Cool place Package:1G,5G,10G,25G,100G,250G,500G,1KG,5KG,10KG,25KG,50KG,100KG,150KG,200KG. App
1,2-Dinitrobenzene Storage:keep in dry and cool condition Package:25kg or according to cutomer's demand Application:Chemical research/pharma intermediate Transportation:By Sea,by Air,By courier like DHL or Fedx. Port:Shanghai/Shenzhen
1 good quality, better price and bettter service;2 Timely delivery;3 100% refunded if parcel is t delivered or poor quality.We will try to satisfy you upon receipt of your reply. I hope that we can become a long-term cooperative partner. Application:
1, We supply best price with high quality 2,We could suppli different kinds of package as customer's request 3,Products could be sent by courier/air/sea 4021,We could do customized service Package:As requested Application:Pha
Conditions | Yield |
---|---|
With nitric acid at 50℃; for 3h; | A 90.2% B 8.8% |
With nitric acid; sulfuric acid; sulfur trioxide In dichloromethane at 25℃; for 1.3h; Yield given. Yields of byproduct given; | |
With sulfuric acid; uronium nitrate at 25℃; for 24h; |
Conditions | Yield |
---|---|
With sulfuric acid; acetic acid; tetra-n-propylammonium bromate for 1.25h; Heating; | 88% |
With sodium perborate In acetic acid at 50 - 55℃; | 76% |
With sodium perborate In acetic acid at 50 - 60℃; for 2h; | 76% |
Conditions | Yield |
---|---|
With water; fluorine In chloroform; acetonitrile at -15℃; for 0.0333333h; | 85% |
With 3,3-dimethyldioxirane Yield given; |
4-(dimethylamino)benzenediazonium tetrafluoroborate
A
N,N-dimethyl-aniline
B
1,2-Dinitrobenzene
C
N,N-dimethyl-4-[(2-nitrophenyl)diazenyl]aniline
Conditions | Yield |
---|---|
In tetrahydrofuran at -30℃; for 1h; | A 60% B 83% C 13% |
In tetrahydrofuran at -30℃; for 1h; Product distribution; also in MeCN; | A 60% B 83% C 13% |
at -30℃; Mechanism; Product distribution; effect of solvents and 18-crown-6- additive; |
4-(dimethylamino)benzenediazonium tetrafluoroborate
A
N,N-dimethyl-aniline
B
3-nitro-4-hydroxy-4'-N,N-dimethylaminoazobenzene
C
1,2-Dinitrobenzene
Conditions | Yield |
---|---|
In tetrahydrofuran at -30℃; for 1h; | A 13% B 46% C 71% |
4-(dimethylamino)benzenediazonium tetrafluoroborate
A
N,N-dimethyl-aniline
B
3-nitro-4-hydroxy-4'-N,N-dimethylaminoazobenzene
C
1,2-Dinitrobenzene
Conditions | Yield |
---|---|
In tetrahydrofuran at -30℃; for 1h; Product distribution; also in DMSO and in the presence of 18-crown-6; | A 13% B 46% C 71% |
4-methoxybenzenediazonium tetrafluoroborate
A
methoxybenzene
B
4-methoxy-3'-(2''-nitrobenzene-α-azoxy)-4'-hydroxyazobenzene
C
1,2-Dinitrobenzene
Conditions | Yield |
---|---|
In tetrahydrofuran at -30℃; for 1h; Product distribution; also in DMSO and in the presence of 18-crown-6; | A 20% B 42% C 65% |
4-nitrobenzenediazonium tetrafluoroborate
A
3,4'-dinitro-4-hydroxyazobenzene
B
nitrobenzene
C
1,2-Dinitrobenzene
Conditions | Yield |
---|---|
In tetrahydrofuran at -30℃; for 1h; | A 58% B n/a C 63% |
4-nitrobenzenediazonium tetrafluoroborate
A
3,4'-dinitro-4-hydroxyazobenzene
B
nitrobenzene
C
1,2-Dinitrobenzene
Conditions | Yield |
---|---|
In tetrahydrofuran at -30℃; for 1h; Product distribution; also in DMSO and in the presence of 18-crown-6; | A 58% B 27% C 63% |
copper(I) cyanide
2-nitro-aniline
A
nitrobenzene
B
o-nitrobenzonitrile
C
1,2-Dinitrobenzene
D
2-hydroxynitrobenzene
Conditions | Yield |
---|---|
With tert.-butylnitrite In dimethyl sulfoxide at 60℃; for 1.5h; | A 16% B 38% C 8% D 6% |
dimethylsulfone
2-nitro-aniline
A
methyl-(2-nitro-phenyl)-sulfoxide
B
nitrobenzene
C
1,2-Dinitrobenzene
D
2-hydroxynitrobenzene
Conditions | Yield |
---|---|
With tert.-butylnitrite; copper at 60℃; for 1.5h; Further byproducts given; | A 4% B 11% C 9% D 20% |
2-nitro-aniline
A
bis(2-nitrophenyl)amine
B
nitrobenzene
C
1,2-Dinitrobenzene
D
2-hydroxynitrobenzene
Conditions | Yield |
---|---|
With tert.-butylnitrite; copper In dimethyl sulfoxide at 60℃; for 1.5h; Further byproducts given; | A n/a B 11% C 9% D 20% |
1,2-Dinitrobenzene
Conditions | Yield |
---|---|
With sulfuric acid; dihydrogen peroxide Product distribution; other reagents, other substituted benzofuroxans, var.time and temp.; | 13% |
Conditions | Yield |
---|---|
With dihydrogen peroxide; acetic acid |
Conditions | Yield |
---|---|
With ethanol; mixture of gaseous nitrogen oxides |
Conditions | Yield |
---|---|
With ethanol; mixture of gaseous nitrogen oxides | |
With tetrafluoroboric acid; N,N-dimethyl-formamide; sodium nitrite 1) water, 0 deg C, 2 h, 2) 20 deg C, 10 min; Yield given. Multistep reaction; |
Conditions | Yield |
---|---|
With sulfuric acid; nitric acid |
Conditions | Yield |
---|---|
Thermodynamic data; |
Conditions | Yield |
---|---|
With nitric acid |
ortho-nitrobenzoic acid
A
2,5-dinitrobenzoic acid
B
2,3-di-nitrobenzoic acid
C
2,6-dinitrobenzoic acid
D
1,2-Dinitrobenzene
E
2,4-dinitrobenzoic acid
Conditions | Yield |
---|---|
With nitric acid; dinitrogen pentoxide at 25℃; Product distribution; addition of nitronium trifluoromethanesulphonate; |
nitrobenzene
A
meta-dinitrobenzene
B
para-dinitrobenzene
C
1,2-Dinitrobenzene
Conditions | Yield |
---|---|
With nitronium hexafluorophosphate In nitromethane for 0.166667h; Product distribution; Ambient temperature; var. nitrating agents, var. solv., var. temp., rel. rate of the nitration; | A 86.9 % Chromat. B 1.9 % Chromat. C 11.1 % Chromat. |
With methanesulfonic acid; Nitrogen dioxide; ozone In dichloromethane at -10 - 0℃; Yield given. Yields of byproduct given. Title compound not separated from byproducts; | |
With Nitrogen dioxide; ozone; methanesulfonic acid In dichloromethane at -10 - 0℃; for 9h; | A 91 % Chromat. B 1 % Chromat. C 8 % Chromat. |
nitrobenzene
A
meta-dinitrobenzene
B
para-dinitrobenzene
C
3-Chloronitrobenzene
D
1,2-Dinitrobenzene
Conditions | Yield |
---|---|
With hydrogenchloride; sulfuric acid; nitric acid at 25℃; Product distribution; | A 96.4 % Chromat. B 1.0 % Chromat. C 1.2 % Chromat. D 1.3 % Chromat. |
Conditions | Yield |
---|---|
In acetone for 6h; Product distribution; Ambient temperature; other primary amines; | 65 % Chromat. |
In acetone for 6h; Ambient temperature; protected from light; | 65 % Chromat. |
Conditions | Yield |
---|---|
In acetone for 6h; Ambient temperature; | 85 % Chromat. |
Conditions | Yield |
---|---|
In chloroform at 24℃; Equilibrium constant; |
Conditions | Yield |
---|---|
With sodium nitrite In water at 25 - 29.9℃; Kinetics; |
Conditions | Yield |
---|---|
With 1,3-dihydro-2H-benzimidazole-2-thione radical cation In acetonitrile at 23℃; Kinetics; Oxidation; |
1,2-Dinitrobenzene
Conditions | Yield |
---|---|
With copper(I) oxide; water; sodium nitrite |
1,2-Dinitrobenzene
Conditions | Yield |
---|---|
With water; copper; sodium nitrite at 20℃; |
Conditions | Yield |
---|---|
With tetrabutyl ammonium fluoride In tetrahydrofuran for 1.5h; Ambient temperature; | 100% |
With tetrabutyl ammonium fluoride In tetrahydrofuran; water; N,N-dimethyl-formamide at 20℃; for 1h; | 72% |
With tetrabutyl ammonium fluoride In tetrahydrofuran Ambient temperature; Yield given; | |
With tetraphenylphosphonium hydrogendifluoride In sulfolane at 100℃; for 2h; | 70 % Chromat. |
With tetrabutyl ammonium fluoride In tetrahydrofuran at 20℃; for 1.5h; Inert atmosphere; chemoselective reaction; | 97.4 %Chromat. |
Conditions | Yield |
---|---|
With palladium 10% on activated carbon; ammonium formate; silica gel In methanol for 1.5h; Milling; | 99% |
With sodium tetrahydroborate In water at 90℃; | 99% |
With hydrazine hydrate In ethanol at 20℃; for 4h; chemoselective reaction; | 98% |
Conditions | Yield |
---|---|
With borax; N-Acetylcysteine In methanol; water for 2h; Ambient temperature; | 99% |
ethyl 2-cyanoacetate
1,2-Dinitrobenzene
(+/-)-ethyl cyano(2-nitrophenyl)acetate
Conditions | Yield |
---|---|
With sodium hydride In dimethyl sulfoxide 1.) 10 min, 2.) 90 deg C, 0.5 h; | 99% |
1,2-Dinitrobenzene
2-Aminophenyl disulfide
2-(2-nitro)phenylthiophenylamine
Conditions | Yield |
---|---|
Stage #1: 2-Aminophenyl disulfide With ammonium hydroxide; L-Cysteine In N,N-dimethyl-formamide at 50℃; for 0.0166667h; pH=9; Inert atmosphere; Stage #2: 1,2-Dinitrobenzene In N,N-dimethyl-formamide at 50℃; for 0.166667h; | 99% |
4-fluorobenzaldehyde
1,2-Dinitrobenzene
2-(4-fluorophenyl)-1H-benzoimidazole
Conditions | Yield |
---|---|
With hydrogen In ethyl acetate at 70℃; under 7500.75 Torr; for 20h; Autoclave; Green chemistry; | 99% |
Conditions | Yield |
---|---|
With hydrogen at 20℃; under 760.051 Torr; for 1h; | 98% |
With hydrogen; 1-(2-benzimidazolyl)-C(CH3)=NH-NHCSNH2-Pd(II) In tetrahydrofuran at 20℃; for 2h; atmospheric pressure; | 95% |
With triethylamine In water at 80℃; for 2h; Inert atmosphere; Green chemistry; chemoselective reaction; | 95% |
Conditions | Yield |
---|---|
With borax; N-Acetylcysteine In methanol; water for 5h; Ambient temperature; | 98% |
Conditions | Yield |
---|---|
With hydrogen In ethyl acetate at 70℃; under 7500.75 Torr; for 20h; Autoclave; Green chemistry; | 98% |
With hydrogen In ethyl acetate at 70℃; under 7500.75 Torr; for 20h; Autoclave; | 98% |
With formic acid; Au/TiO2-R In water at 120℃; for 6h; Green chemistry; chemoselective reaction; | 87% |
thiophene-2-carbaldehyde
1,2-Dinitrobenzene
2-(2-thienyl)-1H-benzimidazole
Conditions | Yield |
---|---|
With hydrogen In ethyl acetate at 70℃; under 7500.75 Torr; for 20h; Autoclave; Green chemistry; | 98% |
Conditions | Yield |
---|---|
With hydrogen In ethyl acetate at 70℃; under 7500.75 Torr; for 20h; Autoclave; Green chemistry; | 98% |
Conditions | Yield |
---|---|
With caesium carbonate In hexane; dimethyl sulfoxide | 97% |
Conditions | Yield |
---|---|
With gold nano particles supported on rutile TiO2 In toluene at 70℃; under 750.075 Torr; for 6h; Inert atmosphere; chemoselective reaction; | 97% |
With palladium particles distributed over the surface of fibrous silica nanospheres modified via aminopropyltriethoxysilane In tetrahydrofuran at 70℃; for 3h; | 96 %Chromat. |
Conditions | Yield |
---|---|
With hydrogen In ethyl acetate at 70℃; under 7500.75 Torr; for 20h; Autoclave; Green chemistry; | 97% |
2-methylphenyl aldehyde
1,2-Dinitrobenzene
2-(2-methylphenyl)benzimidazole
Conditions | Yield |
---|---|
With hydrogen In ethyl acetate at 70℃; under 7500.75 Torr; for 20h; Autoclave; Green chemistry; | 97% |
Conditions | Yield |
---|---|
With hydrogen In ethyl acetate at 70℃; under 7500.75 Torr; for 20h; Autoclave; Green chemistry; | 97% |
Conditions | Yield |
---|---|
With titanium(IV) oxide for 4h; Irradiation; | 96% |
With oxalic acid; titanium(IV) oxide; β‐cyclodextrin In water for 5h; Inert atmosphere; Irradiation; Green chemistry; | 88 %Chromat. |
Conditions | Yield |
---|---|
With zinc phthalocyanine; hydrazine hydrate In PEG-400 at 100℃; for 8h; | 96% |
Conditions | Yield |
---|---|
95% |
Conditions | Yield |
---|---|
With potassium permanganate at -7℃; for 0.166667h; | 95% |
Conditions | Yield |
---|---|
With tetrabutyl ammonium fluoride In dimethyl sulfoxide at 25℃; for 0.166667h; Inert atmosphere; Microwave irradiation; Anhydrous conditions; | 95% |
para-thiocresol
1,2-Dinitrobenzene
2-(4-methylphenylsulfanyl)nitrobenzene
Conditions | Yield |
---|---|
With potassium phosphate; 18-crown-6 ether In tetrahydrofuran at 20℃; for 3h; | 94% |
In N,N-dimethyl acetamide electrolyse, catholyte N(Et)4ClO4; | 66% |
m-bromobenzoic aldehyde
1,2-Dinitrobenzene
2-(3-bromo-phenyl)-1H-benzoimidazole
Conditions | Yield |
---|---|
Stage #1: 1,2-Dinitrobenzene With methyl 3-amino-5-(2-(4-methoxyphenyl)acetamido)benzoate; water at 20℃; for 2h; Stage #2: m-bromobenzoic aldehyde With oxygen at 60℃; for 12h; | 94% |
Conditions | Yield |
---|---|
With hydrogen In ethyl acetate at 70℃; under 7500.75 Torr; for 20h; Autoclave; Green chemistry; | 94% |
4-methoxy-benzaldehyde
1,2-Dinitrobenzene
2-(4-methoxyphenyl)-1H-benzimidazole
Conditions | Yield |
---|---|
With hydrogen In ethyl acetate at 70℃; under 7500.75 Torr; for 20h; Autoclave; Green chemistry; | 94% |
1-naphthaldehyde
1,2-Dinitrobenzene
2-(naphthalen-1-yl)-1H-benzo[d]imidazole
Conditions | Yield |
---|---|
With hydrogen In ethyl acetate at 100℃; under 7500.75 Torr; for 20h; Temperature; Autoclave; Green chemistry; | 94% |
With hydrogen In ethyl acetate at 100℃; under 7500.75 Torr; for 20h; Autoclave; | 94% |
Conditions | Yield |
---|---|
With hydrogen In ethyl acetate at 130℃; under 7500.75 Torr; for 20h; Autoclave; Green chemistry; | 94% |
With hydrogen In ethyl acetate at 130℃; under 7500.75 Torr; for 20h; Autoclave; | 94% |
Trimethyl(methylthio)silane
1,2-Dinitrobenzene
methyl 2-nitrophenyl sulfide
Conditions | Yield |
---|---|
Stage #1: 1,2-Dinitrobenzene With caesium carbonate In dimethyl sulfoxide Stage #2: Trimethyl(methylthio)silane In dimethyl sulfoxide at 20℃; for 16h; | 93% |
Conditions | Yield |
---|---|
In dimethyl sulfoxide for 48h; Ambient temperature; | 92% |
Conditions | Yield |
---|---|
With titanium(IV) oxide for 4h; Irradiation; | 92% |
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