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
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inquiry(1R,2R)-(-)-1,2-Diaminocyclohexane [CAS:20439-47-8] Name (1R,2R)-(-)-1,2-Diaminocyclohexane Synonyms (R,R)-DACH Molecular Structure Molecular Formula C6H14N2
Cas:20439-47-8
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inquiryhigh quality Appearance:White or off white powder Storage:Sealed, dry, microtherm , avoid light and smell Package:According to the demand of customer Application:Pharmaceutical intermediates Transportation:by air or by sea Port:shanghai
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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 providi
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inquiryProduct Description Product website: http://www.finerchem.com/pro01en/id/647.html Product Name
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inquiry(1R,2R)-(-)-1,2-Diaminocyclohexane Basic information Product Name: (1R,2R)-(-)-1,2-Diaminocyclohexane Synonyms: (1R,2R)-(-)-1,2-CYCLOHEXANEDIAMINE;(1R,2R)-CYCLOHEXANE-1,2-DIAMINE;(1R,2R)
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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
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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
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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&
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inquiryProduct Name: (1R,2R)-(-)-1,2-Diaminocyclohexane Synonyms: (1R)-1β,2α-Diaminocyclohexane;(1R,2R)-(-)-1,2-Diaminocyclohexane,99%;trans-(1R,2R)-cyclohexanediamine;1,2-Cyclohexanediamine, (1R,2R)-;(
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inquiryAppearance:White to light yellow crystal powder Storage:Room temperature Package:25kg/drum Application:Epoxy resin curing agent Transportation:Express/Sea/Air Port:Any port in china
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inquiryWhy is SINOWAY: 1) Specialized in pharmaceutical and healthcare industrial for 34 years. 2) ISO 9001:2015 & SGS audited supplier . 3) Accept various payment terms : T.T 30-60 days. 4) We have warehouse in USA with quickly shipment . 5) We c
Our company has been in existence for 10 years since its establishment. We have our own unique team. The company integrates independent research and development, production and sales. We have established famous brands at home and abroad. At prese
Cas:20439-47-8
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inquiry(1R,2R)-(-)-1,2-Diaminocyclohexane CAS:20439-47-8 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 qualit
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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
(1R,2R)-(-)-1,2-Diaminocyclohexane Competitive price CAS: 20439-47-8 Specification mp 41-45 °c bp 86-88°c 23mm alpha -24.5 º (c=5 1 n hcl 20 º 26.5 ºc) density 0.931
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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
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inquirySpecification:USP/EP Month production ablity:50kg/Month Low price& High quality Manufacturer Appearance:white powder Storage:Room Temperature Application:20439-47-8
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inquiryAppearance:white or light yellow crystalline powder Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:Used for research and industrial manufacture. Transportation:By
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Min.Order:100 Gram
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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
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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:20439-47-8
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inquiry(1R,2R)-1,2-diaminocyclohexane
Conditions | Yield |
---|---|
With sodium hydroxide In water | 98% |
With sodium hydroxide In dichloromethane; water at 20℃; for 0.5h; Inert atmosphere; | 96% |
With potassium hydroxide In water | 92% |
(1R,2R)-1,2-diaminocyclohexane
Conditions | Yield |
---|---|
With palladium 10% on activated carbon; hydrogen In ethanol at 20℃; under 1034.32 Torr; for 60h; | 97% |
((1R,2R)-2-Azido-cyclohexyl)-((R)-1-phenyl-ethyl)-amine
(1R,2R)-1,2-diaminocyclohexane
Conditions | Yield |
---|---|
With hydrogen; palladium dihydroxide In methanol at 20℃; under 2068.59 Torr; for 48h; | 95% |
D-tartaric acid
trans-1,2-Diaminocyclohexane
A
(1R,2R)-1,2-diaminocyclohexane
Conditions | Yield |
---|---|
In water at 70℃; Resolution of racemate; optical yield given as %ee; | A n/a B 95% |
(1R,2R)-1,2-diaminocyclohexane
Conditions | Yield |
---|---|
With sodium hydroxide In water pH=9; | 92.9% |
(1R,2R)-1,2-diaminocyclohexane
Conditions | Yield |
---|---|
With sodium hydroxide In water at -10 - -5℃; for 1h; | 92% |
trans-1,2-Diaminocyclohexane
malonic acid dimethyl ester
A
(1R,2R)-1,2-diaminocyclohexane
B
(S,S)-1,2-diaminocyclohexane
C
N-[(1R,2R)-2-(2-Methoxycarbonyl-acetylamino)-cyclohexyl]-malonamic acid methyl ester
Conditions | Yield |
---|---|
With Candida antarctica lipase on acrylic resin In 1,4-dioxane at 20℃; | A n/a B n/a C 48% D n/a |
trans-1,2-Diaminocyclohexane
(1R,2R)-1,2-diaminocyclohexane
Conditions | Yield |
---|---|
With L-Tartaric acid |
1,2-diaminocyclohexane
(1R,2R)-1,2-diaminocyclohexane
trans-1,2-Diaminocyclohexane
malonic acid dimethyl ester
A
(1R,2R)-1,2-diaminocyclohexane
B
(S,S)-1,2-diaminocyclohexane
C
N-[(1R,2R)-2-(2-Methoxycarbonyl-acetylamino)-cyclohexyl]-malonamic acid methyl ester
Conditions | Yield |
---|---|
With immobilised Candida antarctica lipase (NOVOZYM 435) In 1,4-dioxane for 7h; |
A
(1S,2S)-trans-1,2-Cyclohexanediol
B
(1R,2R)-1,2-diaminocyclohexane
Conditions | Yield |
---|---|
In benzene at 24.85℃; Equilibrium constant; Further Variations:; Solvents; dissociation; |
A
(1R,2R)-cyclopentane-1,2-diol
B
(1R,2R)-1,2-diaminocyclohexane
Conditions | Yield |
---|---|
In benzene at 24.85℃; Equilibrium constant; Further Variations:; Solvents; dissociation; |
A
(S,S)-cyclopentane-1,2-diol
B
(1R,2R)-1,2-diaminocyclohexane
Conditions | Yield |
---|---|
In benzene at 24.85℃; Equilibrium constant; Further Variations:; Solvents; dissociation; |
A
(1R,2R)-trans-1,2-cyclohexanediol
B
(1R,2R)-1,2-diaminocyclohexane
Conditions | Yield |
---|---|
In benzene at 24.85℃; Equilibrium constant; Further Variations:; Solvents; dissociation; |
(1R,2R)-(-)-1,2-diammoniumcyclohexane mono-L-(+)-tartrate
(1R,2R)-1,2-diaminocyclohexane
Conditions | Yield |
---|---|
With potassium carbonate In ethanol at 70 - 80℃; for 2h; | |
With potassium carbonate In ethanol; water for 2h; Reflux; |
trans-1,2-Diaminocyclohexane
A
(1R,2R)-1,2-diaminocyclohexane
B
(S,S)-1,2-diaminocyclohexane
Conditions | Yield |
---|---|
Stage #1: trans-1,2-Diaminocyclohexane With L-Tartaric acid; acetic acid In methanol; water for 24h; Heating; Stage #2: With hydrogenchloride In acetone for 25h; Heating; Stage #3: With sodium hydroxide | |
Resolution of racemate; | |
Stage #1: trans-1,2-Diaminocyclohexane With L-Tartaric acid In water at 70℃; for 2.5h; Resolution of racemate; Stage #2: With acetic acid In water for 2h; | |
With C36H36N2O10 In methanol; diethyl ether at 10℃; for 0.5h; pH=4.5; Concentration; Solvent; Temperature; Time; pH-value; Resolution of racemate; enantioselective reaction; |
1,2-diaminocyclohexane
A
(1R,2R)-1,2-diaminocyclohexane
B
(S,S)-1,2-diaminocyclohexane
Conditions | Yield |
---|---|
With (1S,4aS,10aR)-7-isopropyl-1,4a-dimethyl-1,2,3,4,4a,9,10,10a-octahydrophenanthrene-1-carboxylic acid In methanol |
cyclohexane-1,2-epoxide
(1R,2R)-1,2-diaminocyclohexane
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: 95 percent / LiClO4 / acetonitrile / 48 h / 20 °C 2: 75 percent / diisopropyl azodicarboxylate; Ph3P / CH2Cl2 / 7 h / 0 - 20 °C 3: TMSN3 / acetonitrile / 7 h / 20 °C 4: 95 percent / H2 / Pd(OH)2/C / methanol / 48 h / 20 °C / 2068.59 Torr View Scheme |
7-((R)-1-Phenyl-ethyl)-7-aza-bicyclo[4.1.0]heptane
(1R,2R)-1,2-diaminocyclohexane
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: TMSN3 / acetonitrile / 7 h / 20 °C 2: 95 percent / H2 / Pd(OH)2/C / methanol / 48 h / 20 °C / 2068.59 Torr View Scheme |
2-((R)-1-Phenyl-ethylamino)-cyclohexanol
(1R,2R)-1,2-diaminocyclohexane
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 75 percent / diisopropyl azodicarboxylate; Ph3P / CH2Cl2 / 7 h / 0 - 20 °C 2: TMSN3 / acetonitrile / 7 h / 20 °C 3: 95 percent / H2 / Pd(OH)2/C / methanol / 48 h / 20 °C / 2068.59 Torr View Scheme |
1,2-cyclohexanedionedioxime
(1R,2R)-1,2-diaminocyclohexane
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: ethanol; sodium 2: Lg-tartaric acid View Scheme |
(1R,2R)-1,2-diaminocyclohexane
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: H2 / Pd-C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: (i) Fe2(SO4)3, NaN3, MeOH, (ii) H2O2, MeOH 2: H2 / Pd-C View Scheme |
1,2-diaminocyclohexane
A
(1R,2R)-1,2-diaminocyclohexane
B
cis-cyclohexane-1,2-diamine
C
(S,S)-1,2-diaminocyclohexane
Conditions | Yield |
---|---|
separation by salt formation with (+)-L-tartaric acid; | A 2.0 g B n/a C 0.9 g |
A
(1R,2R)-1,2-diaminocyclohexane
B
(S,S)-1,2-diaminocyclohexane
Conditions | Yield |
---|---|
Stage #1: With titanium(IV) isopropylate; (R,R)-TADDOL In diphenylether at 90℃; for 1h; Stage #2: trans-1,2-cyclohexanediamine In diphenylether at 90℃; for 0.166667h; Product distribution / selectivity; | A n/a B n/a |
(1R,2R)-1,2-dicyclohexane-1,2-diamine dihydrochloride
(1R,2R)-1,2-diaminocyclohexane
Conditions | Yield |
---|---|
With sodium hydroxide |
(1R,2R)-1,2-diaminocyclohexane
Conditions | Yield |
---|---|
With triethylamine; sodium hydroxide In dichloromethane at 0℃; for 0.166667h; |
(1R,2R)-1,2-diaminocyclohexane
Conditions | Yield |
---|---|
With potassium hydroxide In dichloromethane at 20℃; |
(1R,2R)-1,2-diaminocyclohexane
Conditions | Yield |
---|---|
With potassium carbonate In water at 20℃; |
(1R,2R)-1,2-diaminocyclohexane
benzaldehyde
(1R,2R)-N,N'-dibenzylidene-1,2-diaminocyclohexane
Conditions | Yield |
---|---|
100% | |
With 3 A molecular sieve In dichloromethane for 12h; | 91% |
90% |
(1R,2R)-1,2-diaminocyclohexane
acetic anhydride
trans-Diacetamido-(1R,2R)-(-)-1,2-cyclohexane
Conditions | Yield |
---|---|
In chloroform for 1h; | 100% |
With In(OSO2CF3)3 In acetonitrile at 20℃; Acetylation; | 91% |
In methanol for 4h; Ambient temperature; | 73% |
Conditions | Yield |
---|---|
In methanol at 20℃; for 24h; | 100% |
(1R,2R)-1,2-diaminocyclohexane
benzaldehyde
(1R,2R)-N,N'-dibenzylcyclohexane-1,2-diamine
Conditions | Yield |
---|---|
Stage #1: (1R,2R)-1,2-diaminocyclohexane; benzaldehyde In methanol for 0.5h; Heating; Stage #2: With sodium tetrahydroborate In methanol for 0.25h; Heating; | 100% |
Stage #1: (1R,2R)-1,2-diaminocyclohexane; benzaldehyde Stage #2: With sodium tetrahydroborate In methanol | 98% |
Stage #1: (1R,2R)-1,2-diaminocyclohexane; benzaldehyde In methanol at 70℃; for 6h; Stage #2: With sodium tetrahydroborate In methanol at 20 - 70℃; for 4h; Stage #3: With hydrogenchloride; sodium hydroxide; water more than 3 stages; | 93% |
3,5-di-tert-butyl-2-hydroxybenzaldehyde
(1R,2R)-1,2-diaminocyclohexane
(R,R)-N,N'-bis(3,5-di-tert-butylsalicylidene)-1,2-cyclohexanediamine
Conditions | Yield |
---|---|
In ethanol for 1h; Heating; | 100% |
With formic acid In methanol at 20℃; | 88% |
2,6-Pyridinedicarboxaldehyde
(1R,2R)-1,2-diaminocyclohexane
Conditions | Yield |
---|---|
Stage #1: 2,6-Pyridinedicarboxaldehyde; (1R,2R)-1,2-diaminocyclohexane With barium(II) chloride In methanol for 25h; Stage #2: With sodium tetrahydroborate In methanol for 7h; Stage #3: With hydrogenchloride In methanol at 0℃; Further stages.; | 100% |
(1R,2R)-1,2-diaminocyclohexane
p-phenylenedioxydiacetic acid di-(3-tert-butyl-5-formyl-4-hydroxy-phenyl)ester
1,3,5-benzenetrioxytriacetic acid tri-(3-tert-butyl-5-formyl-4-hydroxy-phenyl)ester
polymer, triester/diester w/w feed ratio 0.5/100; monomer(s): 1,3,5-benzenetrioxytriacetic acid tri-(3-tert-butyl-5-formyl-4-hydroxyphenyl)ester; p-phenylenedioxydiacetic acid di-(3-tert-butyl-5-formyl-4-hydroxyphenyl)ester; (R,R)-1,2-diaminocyclohexane
Conditions | Yield |
---|---|
In tetrahydrofuran for 2h; Heating; | 100% |
(1R,2R)-1,2-diaminocyclohexane
(4-methoxy-phenoxy)-acetic acid 3-tert-butyl-5-formyl-4-hydroxy-phenyl ester
Conditions | Yield |
---|---|
In tetrahydrofuran for 2h; Heating; | 100% |
5-tert-butyl-3-[(N,N-dimethylamino)methyl]-2-hydroxybenzaldehyde
(1R,2R)-1,2-diaminocyclohexane
Conditions | Yield |
---|---|
In ethanol at 20℃; for 24h; | 100% |
In ethanol at 20℃; for 24h; |
(1R,2R)-1,2-diaminocyclohexane
Conditions | Yield |
---|---|
In ethanol at 20℃; for 24h; | 100% |
In ethanol at 20℃; for 24h; |
(1R,2R)-1,2-diaminocyclohexane
Conditions | Yield |
---|---|
In ethanol at 20℃; for 6h; | 100% |
In ethanol at 20℃; for 24h; | 100% |
(R)-5-tert-butyl-2-hydroxy-3-{[methyl-(1-phenyl-ethyl)-amino]-methyl}-benzaldehyde
(1R,2R)-1,2-diaminocyclohexane
Conditions | Yield |
---|---|
In ethanol at 20℃; for 24h; | 100% |
In ethanol at 20℃; for 24h; |
(S)-5-tert-butyl-2-hydroxy-3-(2-methoxymethyl-pyrrolidin-1-ylmethyl)-benzaldehyde
(1R,2R)-1,2-diaminocyclohexane
Conditions | Yield |
---|---|
In ethanol at 20℃; for 24h; | 100% |
In ethanol at 20℃; for 24h; |
2,6-dichloro-heptanedioic acid bis-(3-tert-butyl-5-formyl-4-hydroxy-phenyl) ester
(1R,2R)-1,2-diaminocyclohexane
Conditions | Yield |
---|---|
In tetrahydrofuran at 20℃; for 2h; | 100% |
thiophene-2-carbaldehyde
(1R,2R)-1,2-diaminocyclohexane
(1R,2R)-N,N'-bis(thiophen-2-ylmethylene)cyclohexane-1,2-diamine
Conditions | Yield |
---|---|
100% | |
With magnesium sulfate In chlorobenzene at 100℃; for 0.333333h; microwave irradiation; | 91% |
4-[2,7-di-tert-butyl-5-(3-tert-butyl-5-formyl-4-hydroxyphenyl)-9,9-dimethyl-9H-xanthen-4-yl]benzoic acid methyl ester
(1R,2R)-1,2-diaminocyclohexane
Conditions | Yield |
---|---|
In ethanol for 12h; Heating; | 100% |
(1R,2R)-1,2-diaminocyclohexane
methyltrioxorhenium(VII)
Conditions | Yield |
---|---|
In toluene equimolar organic ligand added to Re-compound in toluene at room temp.; filtrated; washed with n-hexane; elem. anal.; | 100% |
Conditions | Yield |
---|---|
In dichloromethane at 20℃; for 12h; | 100% |
With trifluoroacetic acid In dichloromethane at 20℃; for 120h; | 83% |
With trifluoroacetic acid In dichloromethane at 20℃; | 83% |
With trifluoroacetic acid In dichloromethane at 20℃; | 83% |
In dichloromethane at 20℃; | 70% |
3-tert-butyl-2-hydroxy-5-((6-oxo-1,6-dihydropyridin-2-yl)ethynyl)benzaldehyde
(1R,2R)-1,2-diaminocyclohexane
Conditions | Yield |
---|---|
In tetrahydrofuran at 20℃; for 3h; Inert atmosphere; | 100% |
2-Hydroxy-4-methoxybenzaldehyde
(1R,2R)-1,2-diaminocyclohexane
Conditions | Yield |
---|---|
In methanol | 100% |
(1R,2R)-1,2-diaminocyclohexane
3,5-bistrifluoromethylphenylisothiocyanate
Conditions | Yield |
---|---|
In methanol for 0.333333h; | 100% |
(1R,2R)-1,2-diaminocyclohexane
p-nitrophenyl isothiocyanate
(1R,2R)-1,2-bis[N-(4-nitrophenyl)thiourea]cyclohexane
Conditions | Yield |
---|---|
for 0.5h; neat (no solvent); | 100% |
1-(5-tert-butyl-3-formyl-2-hydroxybenzyl)pyridinium bromide
(1R,2R)-1,2-diaminocyclohexane
Conditions | Yield |
---|---|
In ethanol at 20℃; for 15h; Molecular sieve; | 100% |
3-(5-tert-butyl-3-formyl-2-hydroxybenzyl)-1-mesityl-1H-imidazol-3-ium chloride
(1R,2R)-1,2-diaminocyclohexane
Conditions | Yield |
---|---|
In ethanol at 20℃; for 20h; Inert atmosphere; Molecular sieve; | 100% |
3-(5-tert-butyl-3-formyl-2-hydroxybenzyl)-1-methyl-1H-benzo[d]imidazol-3-ium chloride
(1R,2R)-1,2-diaminocyclohexane
Conditions | Yield |
---|---|
In ethanol at 20℃; for 20h; Inert atmosphere; Molecular sieve; | 100% |
3-(5-(tert-butyl)-3-formyl-2-hydroxybenzyl)-1-methyl-1H-imidazol-3-ium chloride
(1R,2R)-1,2-diaminocyclohexane
Conditions | Yield |
---|---|
In ethanol at 20℃; for 20h; Inert atmosphere; Molecular sieve; | 100% |
3-(5-tert-butyl-3-formyl-2-hydroxybenzyl)-1-phenyl-1H-imidazol-3-ium chloride
(1R,2R)-1,2-diaminocyclohexane
Conditions | Yield |
---|---|
In ethanol at 20℃; for 20h; Inert atmosphere; Molecular sieve; | 100% |
(1R,2R)-1,2-diaminocyclohexane
2-(cyclohexylsulfanyl)benzaldehyde
(1R,2R)-N,N'-bis(2-(cyclohexylthio)benzylidene)-1,2-cyclohexanediamine
Conditions | Yield |
---|---|
In ethanol at 80℃; | 100% |
2-(isopropylsulfanyl)benzenecarbaldehyde
(1R,2R)-1,2-diaminocyclohexane
(1R,2R)-N,N'-bis(2-(isopropylthio)benzylidene)-1,2-cyclohexanediamine
Conditions | Yield |
---|---|
In ethanol at 80℃; | 100% |
4-(tert-butyl)-2-(tert-butylthio)benzaldehyde
(1R,2R)-1,2-diaminocyclohexane
(1R,2R)-N,N-bis[4-(tert-butyl)-2-(tert-butylthio)benzylidene]-1,2-cyclohexanediamine
Conditions | Yield |
---|---|
In ethanol at 80℃; | 100% |
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