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:100-25-4
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
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:100-25-4
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiryGood quality and best price of 1,4-DINITROBENZENE Henan Tianfu Chemical Co.,LTD was built in 2009 with an ISO certificate in the past 5 years, we have grown up as a famous fine chemicals supplier in china and we had established stable business re
Cas:100-25-4
Min.Order:1 Kilogram
Negotiable
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:100-25-4
Min.Order:0 Metric Ton
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
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
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
1.Professional synthesis laboratory and production base. 2.Strong synthesis team and service team. 3.Professional data management system. 4.We provide the professional test date and product information ,ex. HNMR ,CNMR,FNMR, HPLC/G
Cas:100-25-4
Min.Order:10 Milligram
Negotiable
Type:Lab/Research institutions
inquiry1,4-DINITROBENZENE Basic information Product Name: 1,4-DINITROBENZENE Synonyms: 1,4-DINITROBENZENE;1,4-Dinitrobenzenn;P-DINITROBENZENE;1,4-dinitro-benzen;Benzen
Cas:100-25-4
Min.Order:100 Gram
Negotiable
Type:Trading Company
inquiryAt Share Chemical Company, we scrupulously abide by our policy of “Excellent Quality at a Reasonable Price”. We strive to satisfy all of our customers by providing the finest quality products supported by the finest in customer servi
R & D enterprises have their own stock in stockAppearance:To be subject to the object Package:50G 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
Shanghai, Run-Biotech Co., Ltd is a leading domestic pharmaceutical, biopharmaceutical, and health care products R & D outsourcing services company. As an innovation-driven and customer-focused company, Run Biotech provides a broad and integrated por
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
Benzene, 1,4-dinitro- 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
Do best quality products, erect the morality model Application:please email us, thanks
Debyesci is here who supplied several kinds of chemical products to global pharmaceutical, drug discovery, agrochemical and biotechnology industries for four yearsOur key scientific leadership team has gained experience in top research and developmen
CFTC?PharmaChem?is?a?service?based?company?in?China,?a?pharmachem?division?of?Changzhou?Foreign?Trade?Corp.,supplying?raw?materials,?intermediates,?APIs?and?fine?chemicals?for?the?pharmaceutical?and?specialty?chemical?industries?worldwide. Applicatio
Dinitrobenzene is commonly used in industrial explosives containing ammonium nitrate. 1,4-Dinitrobenzene forms negative molecular ion M-· by electron capture or charge exchange. Package:5 g in glass bottle Application:1,4-Dinitrobenzene was used in a
high purity Application:Drug intermediates Materials intermediates and active molecules
Conditions | Yield |
---|---|
With dinitrogen monoxide at 8℃; under 2250.23 Torr; Reagent/catalyst; Autoclave; | 98.4% |
A
p-nitrobenzene iodide
B
para-dinitrobenzene
C
iodobenzene
D
nitrobenzene
Conditions | Yield |
---|---|
With sodium nitrite In chloroform; water at 56℃; for 1h; | A 1% B 98% C 93 % Chromat. D 1 % Chromat. |
Conditions | Yield |
---|---|
With dihydrogen peroxide In trifluoroacetic acid for 10h; Ambient temperature; | 95% |
With dihydrogen peroxide; trifluoroacetic acid |
Conditions | Yield |
---|---|
With water; fluorine In chloroform; acetonitrile at -15℃; for 0.0333333h; | 95% |
With 1,9-diperoxynonanedioic acid In acetonitrile at 50℃; for 0.5h; | 92% |
With tert.-butylhydroperoxide; 3 A molecular sieve; zirconium(IV) tert-butoxide In dichloromethane for 2.5h; Ambient temperature; | 88% |
Conditions | Yield |
---|---|
With nitric acid In 1,2-dichloro-ethane at 70℃; for 16h; Inert atmosphere; | 95% |
With nitric acid; trifluoroacetic acid In water at 80℃; for 18h; regioselective reaction; | 63% |
Conditions | Yield |
---|---|
With Perfluorooctanesulfonic acid; nitric acid; ytterbium(III) perfluorooctanesulfonate In hexane at 60℃; for 16h; | A 90% B 8% |
nitrobenzene
A
meta-dinitrobenzene
B
para-dinitrobenzene
C
1,2-Dinitrobenzene
Conditions | Yield |
---|---|
With Iron(III) nitrate nonahydrate; phosphorus pentoxide In neat (no solvent) at 20℃; for 6h; Milling; Green chemistry; Overall yield = 98 percent; | A 86% B 3% C 9% |
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; |
Conditions | Yield |
---|---|
With 1,9-diperoxynonanedioic acid In acetonitrile at 50℃; for 0.5h; | 82% |
With trifluoroacetyl peroxide In dichloromethane at -5 - 5℃; for 1h; | 77% |
With tert.-butylhydroperoxide; 3 A molecular sieve; zirconium(IV) tert-butoxide In dichloromethane for 4.5h; Ambient temperature; | 72% |
With 3-chloro-benzenecarboperoxoic acid In 1,2-dichloro-ethane for 10h; Reflux; | 56% |
With dichloromethane; dihydrogen peroxide; trifluoroacetic anhydride |
3,3-dimethyldioxirane
benzene-1,4-diamine hydrochloride
para-dinitrobenzene
Conditions | Yield |
---|---|
In water; acetone for 23h; Ambient temperature; | 82% |
[(4-nitrophenyl)(phenyl)iodonium trifluoromethanesulfonate]
para-dinitrobenzene
Conditions | Yield |
---|---|
With sodium nitrite In ethyl acetate at 70℃; for 16h; Temperature; Solvent; Sealed tube; | 82% |
Conditions | Yield |
---|---|
With ammonium heptamolybdate; dihydrogen peroxide In methanol at 60℃; for 96h; | 76% |
With Nitrogen dioxide In tetrachloromethane; dichloromethane at 24.9℃; Rate constant; Thermodynamic data; Ea, A, ΔH(excit.), ΔS(excit.); |
4-nitrophenylboronic acid
para-dinitrobenzene
Conditions | Yield |
---|---|
With 1,3-disulfonic acid imidazolium nitrate In neat (no solvent) at 20℃; for 0.05h; | 75% |
With 1,1,1,3',3',3'-hexafluoro-propanol; N–nitrosaccharin at 60℃; for 19h; Inert atmosphere; Schlenk technique; | 51% |
Conditions | Yield |
---|---|
With potassium nitrite In water at 20℃; for 0.5h; | 74% |
4-nitrobenzenediazonium tetrafluoroborate
A
para-dinitrobenzene
B
formaldehyd
C
4-nitro-phenol
D
nitrobenzene
Conditions | Yield |
---|---|
With sodium nitrite In methanol at 0℃; for 0.0333333h; Further byproducts given; | A 12% B 51% C 4% D 60% E n/a |
Conditions | Yield |
---|---|
With tert.-butylhydroperoxide; ammonium iodide; water In dimethyl sulfoxide at 90℃; for 4h; Sealed tube; | 59% |
1,2,4-trinitrobenzene
A
meta-dinitrobenzene
B
para-dinitrobenzene
C
2,4-Dinitrophenol
Conditions | Yield |
---|---|
With sodium hydroxide; sodium tetrahydroborate In methanol at 60℃; for 75h; | A 35% B 24% C 22% |
dimethylsulfone
4-nitro-aniline
A
para-dinitrobenzene
B
p-nitrophenyl methyl sulfoxide
C
nitrobenzene
D
4-nitrobenzonitrile
Conditions | Yield |
---|---|
With tert.-butylnitrite at 50℃; for 1.5h; Title compound not separated from byproducts; | A 7% B n/a C n/a D n/a |
Conditions | Yield |
---|---|
With sodium nitrite | |
Multi-step reaction with 2 steps 1: 3-chloro-benzenecarboperoxoic acid / dichloromethane / 15 h / 80 °C / Sealed tube 2: sodium nitrite / ethyl acetate / 16 h / 70 °C / Sealed tube View Scheme |
Conditions | Yield |
---|---|
With sodium nitrite |
p-benzoquinone dioxime
para-dinitrobenzene
Conditions | Yield |
---|---|
With nitric acid | |
With sodium hypochlorite | |
With diethyl ether; dinitrogen tetraoxide |
Conditions | Yield |
---|---|
With dihydrogen peroxide; acetic acid | |
With dihydrogen peroxide; acetic acid |
Conditions | Yield |
---|---|
With ethanol; mixture of gaseous nitrogen oxides |
para-dinitrobenzene
Conditions | Yield |
---|---|
With copper(I) sulfate; copper(II) sulfate; sodium nitrite |
para-dinitrobenzene
Conditions | Yield |
---|---|
With copper; sodium nitrite |
2,3-Dichloro-1,4-naphthoquinone
p-Dinitrobenzol-Monoradikalanion
A
para-dinitrobenzene
B
2,3-Dichlor-1,4-naphthosemichinon
Conditions | Yield |
---|---|
In gas at 150℃; Rate constant; | |
at 149.9℃; Thermodynamic data; Equilibrium constant; |
3,5-dinitrobenzonitrile
p-Dinitrobenzol-Monoradikalanion
A
para-dinitrobenzene
Conditions | Yield |
---|---|
at 149.9℃; Thermodynamic data; Equilibrium constant; |
2,6-dichloro-1,4-benzoquinone
p-Dinitrobenzol-Monoradikalanion
A
para-dinitrobenzene
B
2,6-dichloro-p-benzoquinone anion radical
Conditions | Yield |
---|---|
In gas at 150℃; Rate constant; |
4-methoxybenzenediazonium tetrafluoroborate
A
para-dinitrobenzene
B
4-methoxy-N-(4-nitrophenyl)aniline
C
methoxybenzene
Conditions | Yield |
---|---|
In tetrahydrofuran at -30℃; for 0.166667h; | A 0.92 g B 0.35 g C 0.16 g |
4-methoxybenzenediazonium tetrafluoroborate
A
para-dinitrobenzene
B
4-methoxy-N-(4-nitrophenyl)aniline
C
methoxybenzene
Conditions | Yield |
---|---|
In tetrahydrofuran at -30℃; for 0.166667h; Product distribution; | A 0.92 g B 0.35 g C 0.16 g |
Conditions | Yield |
---|---|
With formic acid In acetonitrile at 20℃; for 1h; Irradiation; | 100% |
In water at 25℃; for 0.333333h; Sonication; | 99% |
With sodium tetrahydroborate In water at 95℃; for 0.333333h; Green chemistry; | 98% |
Conditions | Yield |
---|---|
With sodium tetrahydroborate In water at 50℃; for 0.0833333h; Green chemistry; | 100% |
With hydrogen In tetrahydrofuran at 20℃; under 760.051 Torr; for 3h; chemoselective reaction; | 100% |
With sodium hypophosphite monohydrate; 5%-palladium/activated carbon; hypophosphorous acid In 2-methyltetrahydrofuran; water for 3h; Sonication; chemoselective reaction; | 99% |
para-dinitrobenzene
tetrathiafulvalene
1,4-Dinitro-benzene; compound with [2,2']bi[[1,3]dithiolylidene]
Conditions | Yield |
---|---|
In toluene Ambient temperature; | 100% |
Conditions | Yield |
---|---|
With sodium tetrahydroborate In water; dimethyl sulfoxide for 144h; Mechanism; var. solvent DMSO/water ratios; further bromo- and chloronitro- and dinitrobenzenes; isotope labelling experiments; | 100% |
para-dinitrobenzene
4-Methoxybenzenethiol
4-(4-methoxyphenylsulfanyl)nitrobenzene
Conditions | Yield |
---|---|
With potassium tert-butylate In dimethyl sulfoxide at 25℃; for 0.166667h; Inert atmosphere; Darkness; | 100% |
With potassium phosphate; 18-crown-6 ether In tetrahydrofuran at 20℃; for 3h; | 92% |
para-dinitrobenzene
para-thiocresol
4-nitrophenyl 4-methylphenyl sulfide
Conditions | Yield |
---|---|
With potassium phosphate; 18-crown-6 ether In tetrahydrofuran at 20℃; for 3h; Reagent/catalyst; Solvent; | 99% |
In N,N-dimethyl acetamide electrolyse, catolyte N(Et)4ClO4; | 77% |
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 100℃; for 8h; Catalytic behavior; | 99% |
With 2C15H23N3O2*2Cu(2+)*4ClO4(1-)*5H2O; potassium carbonate In ethanol at 80℃; for 8h; Catalytic behavior; Green chemistry; | 97% |
With [Pd((η5-C5H5)Fe[(η5-C5H3)C(Me)=N(C6H4-4-Me)])(μ-Cl)]2; caesium carbonate In N,N-dimethyl-formamide at 100℃; for 2h; | 94% |
With copper(II) acetate monohydrate; caesium carbonate In N,N-dimethyl-formamide at 100℃; for 4h; Inert atmosphere; Schlenk technique; | 93% |
para-dinitrobenzene
4-methoxy-phenol
1-methoxy-4-(4-nitrophenoxy)benzene
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 100℃; for 8h; Catalytic behavior; | 99% |
With 2C15H23N3O2*2Cu(2+)*4ClO4(1-)*5H2O; potassium carbonate In ethanol at 80℃; for 8h; Catalytic behavior; Green chemistry; | 98% |
With [Pd((η5-C5H5)Fe[(η5-C5H3)C(Me)=N(C6H4-4-Me)])(μ-Cl)]2; caesium carbonate In N,N-dimethyl-formamide at 100℃; for 2h; | 96% |
Conditions | Yield |
---|---|
With hydrogen In ethanol at 109.84℃; under 18751.9 Torr; for 7.5h; Autoclave; Green chemistry; chemoselective reaction; | 99% |
para-dinitrobenzene
2-Aminophenyl disulfide
2-aminophenyl 4-nitrophenyl sulfide
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: para-dinitrobenzene In N,N-dimethyl-formamide at 50℃; for 0.166667h; | 99% |
para-dinitrobenzene
2,2,2-trifluoroethanol
1-(2,2,2-trifluoroethoxy)-4-nitrobenzene
Conditions | Yield |
---|---|
With tetrabutyl ammonium fluoride In N,N-dimethyl-formamide at 20℃; for 1h; | 98% |
para-dinitrobenzene
Trimethyl(methylthio)silane
1-methylthio-4-nitro-benzene
Conditions | Yield |
---|---|
Stage #1: para-dinitrobenzene With caesium carbonate In dimethyl sulfoxide Stage #2: Trimethyl(methylthio)silane In dimethyl sulfoxide at 20℃; for 16h; | 98% |
Conditions | Yield |
---|---|
With potassium tert-butylate In ammonia at -70℃; for 0.333333h; | 97.6% |
Conditions | Yield |
---|---|
With potassium tert-butylate In ammonia at -70℃; for 1h; Product distribution; with/without base additive (KNH2); | 97% |
With potassium tert-butylate In ammonia at -70℃; for 1h; | 97% |
4-methyleneoxetan-2-one
para-dinitrobenzene
N-(4-nitrophenyl)-3-oxobutanamide
Conditions | Yield |
---|---|
In chloroform at 10 - 65℃; for 2h; | 96% |
Conditions | Yield |
---|---|
Stage #1: para-dinitrobenzene With sodium tetrahydroborate In ethyl acetate Stage #2: ethyl acetate With bis(dimethylglyoximato)copper(II) for 4h; Reflux; | 96% |
para-dinitrobenzene
4-nitroaniline hydrochloride
Conditions | Yield |
---|---|
Stage #1: para-dinitrobenzene With iron(III) acetylacetonate; 1,1,3,3-Tetramethyldisiloxane In tetrahydrofuran at 60℃; for 48h; Inert atmosphere; Sealed tube; Stage #2: With hydrogenchloride In tetrahydrofuran; diethyl ether for 0.0833333h; | 95% |
Stage #1: para-dinitrobenzene With iododioxobis(triphenylphosphine)rhenium(V); Dimethylphenylsilane In toluene for 24h; Reflux; Stage #2: With hydrogenchloride In diethyl ether; toluene regioselective reaction; | 58% |
Conditions | Yield |
---|---|
With [Pd((η5-C5H5)Fe[(η5-C5H3)C(Me)=N(C6H4-4-Me)])(μ-Cl)]2; caesium carbonate In N,N-dimethyl-formamide at 100℃; for 2h; | 95% |
para-dinitrobenzene
4-t-butylbenzenethiol
(4-(tert-butyl)phenyl)(4-nitrophenyl)sulfane
Conditions | Yield |
---|---|
With potassium phosphate; 18-crown-6 ether In tetrahydrofuran at 20℃; for 3h; | 95% |
Conditions | Yield |
---|---|
With potassium phosphate; 18-crown-6 ether In tetrahydrofuran at 20℃; for 3h; | 95% |
Conditions | Yield |
---|---|
With [Pd((η5-C5H5)Fe[(η5-C5H3)C(Me)=N(C6H4-4-Me)])(μ-Cl)]2; caesium carbonate In N,N-dimethyl-formamide at 100℃; for 2h; | 94% |
With copper(II) acetate monohydrate; caesium carbonate In N,N-dimethyl-formamide at 100℃; for 4h; Inert atmosphere; Schlenk technique; | 82% |
Conditions | Yield |
---|---|
With [Pd((η5-C5H5)Fe[(η5-C5H3)C(Me)=N(C6H4-4-Me)])(μ-Cl)]2; caesium carbonate In N,N-dimethyl-formamide at 100℃; for 2h; | 94% |
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 90℃; for 2h; Catalytic behavior; | 94% |
Conditions | Yield |
---|---|
With 1,2-bis(mercaptomethyl)benzene; (Et4N) In acetonitrile at 26℃; for 1.5h; | A 93% B 2% |
With D-glucose; bakers' yeast In phosphate buffer; ethanol at 30℃; for 0.5h; pH=6.5; Product distribution; Further Variations:; time; | A 83% B n/a |
With sodium tetrahydroborate; selenium In ethanol at 23 - 26℃; for 0.25h; | A 81% B 16% |
With 1,2-bis(mercaptomethyl)benzene; (Et4N) In acetonitrile at 26℃; for 1.5h; Product distribution; |
para-dinitrobenzene
ethyl 2-cyanoacetate
ethyl α-cyano-α-(p-nitrophenyl)acetate
Conditions | Yield |
---|---|
With sodium hydride In dimethyl sulfoxide 1.) 10 min, 2.) 90 deg C, 0.5 h; | 93% |
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