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:497-38-1
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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
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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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Cas:497-38-1
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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
Our company 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 relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so on.O
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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
Cas:497-38-1
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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:497-38-1
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inquiryNORCAMPHOR CAS:497-38-1 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 intermediates,
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Min.Order:1 Gram
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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
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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
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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
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 present
Cas:497-38-1
Min.Order:1 Gram
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Type:Trading Company
inquirysuperior quality Appearance: colorless to white adhering crystals 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 as Pharmaceutical Intermed
A 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
J&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:497-38-1
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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:497-38-1
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryStock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
Cas:497-38-1
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inquiryhigh 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 purity,in stock Package:25kg/drum,or as per customers'demand Application:API,or Intermediates,fine chemicals Transportation:air,sea,courier
Acmec 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
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Min.Order:1 bottle
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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
Our clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS
Hunan chemfish Pharmaceutical co.,Ltd.located in Lugu High-tech industral park ,Hunan province . with its own R&D center and more than 10000㎡manufacture plant . Chemfish owns 40 reactors from 1000L to 8000L. With complete auxiliary equipment as
1. Product advantages? High purity, all above 98.5%, no impurities after dissolution? We will test each batch to ensure quality? OEM and private brand services designed for free? Various cap colors available? We can also provide MT1 peptide powder2.
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
Cas:497-38-1
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inquiryAmoychem is committed to providing the top-quality chemical products and services Internationally. We offer our customers with friendly, professional service and reliable, high performance products that have been manufactured according to the accredi
good quality, competitive price, thoughtful after sale serviceAppearance:white powder Storage:Keep it in dry,shady and cool place Package:25kg,50kg,180kg,200kg,250kg,1000kg,customization Application:Pharma;Industry;Agricultural;chemical reaserch Tran
Bicyclo[2.2.1]heptan-2-one cas 497-38-1Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
Norborneol
Norbornan-2-on
Conditions | Yield |
---|---|
With tert.-butylnitrite; oxygen; acetic acid In toluene at 50℃; for 9h; | 99% |
With oxygen; Nafion polymer anchored ruthenium oxide pyrochlore composite In acetone at 20℃; under 760.051 Torr; for 12h; | 98% |
With γ-picolinium chlorochromate; silica gel In dichloromethane at 20℃; for 13h; | 97% |
Conditions | Yield |
---|---|
With dihydrogen peroxide; methyltrioxorhenium(VII); sodium bromide In acetic acid for 10h; Ambient temperature; | 95% |
With perfluoro-cis-2-n-butyl-3-n-propyloxaziridine In various solvent(s) Ambient temperature; | 94% |
With nitrosonium tetrafluoroborate In various solvent(s) for 96h; Ambient temperature; | 55% |
Conditions | Yield |
---|---|
With dihydrogen peroxide; methyltrioxorhenium(VII); sodium bromide In acetic acid for 10h; Ambient temperature; | 95% |
With perfluoro-cis-2-n-butyl-3-n-propyloxaziridine In various solvent(s) Ambient temperature; | 90% |
With potassium chlorochromate on SiO2 In dichloromethane for 80h; Ambient temperature; | 80% |
norborn-2-ene
A
2,3-epoxynorbornane
B
Norbornan-2-on
C
Norborneol
Conditions | Yield |
---|---|
With (PF6)2; oxygen In acetonitrile at 65℃; under 2068.6 Torr; Mechanism; Product distribution; also in the presence of H2O2; other alkene; also hydroxylation of cyclohexane; | A 94% B n/a C n/a |
With oxygen; isobutyraldehyde In acetonitrile at 60℃; for 1h; | A 91% B n/a C n/a |
With oxygen In acetone at -72℃; under 2 - 2.5 Torr; for 0.75h; Product distribution; Mechanism; | |
With dihydrogen peroxide; C18H22O7V In water; acetonitrile at 80℃; for 6h; Catalytic behavior; | |
With dihydrogen peroxide; C23H29N6O7V2(1-)*H2O*H(1+) In methanol at 70℃; for 6h; Catalytic behavior; Reagent/catalyst; |
Conditions | Yield |
---|---|
In toluene | 85% |
Norbornan-2-on
Conditions | Yield |
---|---|
With 1-n-butylpyridinium tetrachloroferrate; pyridinium chlorochromate at 50℃; for 0.416667h; | 84% |
bicyclo[2.2.1]heptan-2-one oxime
A
Norbornan-2-on
Conditions | Yield |
---|---|
With chloroperoxidase from fungus Caldaromyces fumago; dihydrogen peroxide; potassium bromide In water for 4h; | A 17% B 82% |
(+-)-methyl-[2exo]norbornyl ether
Norbornan-2-on
Conditions | Yield |
---|---|
With HOF* CH3CN; sodium fluoride In chloroform; water; acetonitrile 0 deg C -> room temperature; | 80% |
endo-2-methoxybicyclo<2.2.1>heptane
Norbornan-2-on
Conditions | Yield |
---|---|
With HOF* CH3CN; sodium fluoride In chloroform; water; acetonitrile 0 deg C -> room temperature; | 80% |
Norbornan-2-on
Conditions | Yield |
---|---|
With 1-n-butylpyridinium tetrachloroferrate; pyridinium chlorochromate at 50℃; for 0.333333h; | 80% |
N'-Bicyclo[2.2.1]hept-(2Z)-ylidene-N,N-dimethyl-hydrazine
Norbornan-2-on
Conditions | Yield |
---|---|
With ferric nitrate In dichloromethane 30 min., r.t., then reflux; | 79% |
exo-2,3-epoxynorbornane
Norbornan-2-on
Conditions | Yield |
---|---|
With [iron(III)(5,10,15,20-tetraphenyl-21H,23H-porphine)] perchlorate In 1,4-dioxane at 80℃; for 3h; | 77% |
Conditions | Yield |
---|---|
With ruthenium trichloride; sodium periodate In tetrachloromethane; water; acetonitrile Heating; | 75% |
With nitronium tetrafluoborate In various solvent(s) for 168h; Ambient temperature; | 70% |
With sodium periodate; ruthenium tetroxide In acetonitrile at 40℃; for 96h; | 92 % Turnov. |
Conditions | Yield |
---|---|
With lithium perchlorate In diethyl ether for 1h; Ambient temperature; | 70% |
thionorcamphor
Norbornan-2-on
Conditions | Yield |
---|---|
With oxygen In tetrachloromethane Irradiation; | 67% |
With oxygen In methanol Product distribution; Mechanism; Irradiation; var. solvents, times, and yields, rate of (1)O2 quenching, efficiency of (1)O2 generation, stability; | 63% |
norborn-2-ene
diisobutylaluminium hydride
A
Norbornan-2-on
exo-2-norbornanol
(+/-)-endo-2-norborneol
D
3-isobutylbicyclo<2.2.1>heptan-2-one
E
2,2'-exo-binorbornane
Conditions | Yield |
---|---|
With oxygen; zirconium(IV) chloride In toluene at 20℃; Product distribution; further reagents; | A 1% B 62% C 16% D 8% E 4% |
(E)-exo-2-bromo-3'-phenylbicyclo<2.2.1>heptan-endo-3-spiro-2'-oxirane
A
Norbornan-2-on
B
benzyl alcohol
Conditions | Yield |
---|---|
With 2,2'-azobis(isobutyronitrile); tri-n-butyl-tin hydride In toluene Heating; | A 35% B 60% |
With 2,2'-azobis(isobutyronitrile); tri-n-butyl-tin hydride In toluene Mechanism; Heating; diff. bicyclo<2.2.1>heptan-3-spiro-2'-oxiranes; | A 35% B 60% |
Conditions | Yield |
---|---|
With lithium diisopropyl amide In diethyl ether; hexane at -78℃; for 2h; | A 15% B 60% |
bicyclo[2.2.1]heptan-2-one oxime
A
Norbornan-2-on
Conditions | Yield |
---|---|
With chloroperoxidase from fungus Caldaromyces fumago; potassium chloride; dihydrogen peroxide In water for 4h; | A 39% B 59% |
endo-2-norbornyl methyl ether
acetonitrile
A
Norbornan-2-on
exo-2-norbornylacetamide
Conditions | Yield |
---|---|
With nitrosonium tetrafluoroborate at 0℃; for 6h; | A 58% B 10% |
With nitrosonium tetrafluoroborate at 0℃; for 15h; | A 58% B 10% |
Norbornan-2-on
Conditions | Yield |
---|---|
In para-xylene for 24h; Inert atmosphere; Reflux; | 58% |
With sodium bromate; Rexyn 101 H resin at 20℃; for 8h; | |
With tert.-butylhydroperoxide; [Fe(N-(2-pyridylmethyl)iminodiethanolate)(NO3)]2(NO3)2*2CH3OH In methanol; dodecane at 50℃; for 24h; Catalytic behavior; Reagent/catalyst; |
Conditions | Yield |
---|---|
nickel at 135 - 140℃; for 48h; Heating; | A 53% B 7% |
nickel at 135 - 140℃; for 36h; Heating; | A 42% B 7% |
2-hydroxy-2-norbornanecarboxylic acid
Norbornan-2-on
Conditions | Yield |
---|---|
In water | 53% |
In water | 50% |
exo-2-norbornyl chloride
Norbornan-2-on
Conditions | Yield |
---|---|
With silver(I) nitrite; antimony pentafluoride 1.) Freon-113, -30 deg C, 30 min, 2.) -25 deg C, 2 h then 0 deg C, 3 h; | 52% |
Conditions | Yield |
---|---|
With silver(I) nitrite In diethyl ether for 2h; 1.) 0 deg C, 2 h then room temp., 40 h; | A 50% B 38% C n/a D n/a |
exo-2-norbornyl methyl ether
acetonitrile
A
Norbornan-2-on
exo-2-norbornylacetamide
Conditions | Yield |
---|---|
With nitrosonium tetrafluoroborate at 0℃; for 6h; | A 33% B 16% |
Conditions | Yield |
---|---|
nickel at 135 - 140℃; for 24h; Heating; | A 32% B 4% |
Conditions | Yield |
---|---|
nickel at 135 - 140℃; for 24h; Heating; | A 30% B 5% |
Conditions | Yield |
---|---|
With chromium(VI) oxide; acetic anhydride; acetic acid In dichloromethane | 29% |
Norbornan-2-on
N,N-phenylbistrifluoromethane-sulfonimide
2-trifluoromethanesulfonyloxybicyclo[2.2.1]hept-2-ene
Conditions | Yield |
---|---|
Stage #1: Norbornan-2-on With lithium diisopropyl amide In tetrahydrofuran at -78 - 20℃; for 0.5h; Inert atmosphere; Stage #2: N,N-phenylbistrifluoromethane-sulfonimide In tetrahydrofuran at -78 - 20℃; for 3h; Inert atmosphere; | 100% |
With n-butyllithium; diisopropylamine In tetrahydrofuran | 59% |
Norbornan-2-on
1-Bromo-4-fluorobenzene
2-(4-fluorophenyl)bicyclo[2.2.1]heptan-2-ol
Conditions | Yield |
---|---|
Stage #1: 1-Bromo-4-fluorobenzene With iodine; magnesium In tetrahydrofuran at 0℃; for 4h; Stage #2: Norbornan-2-on In tetrahydrofuran at 0 - 20℃; Stage #3: With water In tetrahydrofuran | 99% |
With magnesium | |
Stage #1: 1-Bromo-4-fluorobenzene With iodine; magnesium In tetrahydrofuran Cooling with ice; Inert atmosphere; Stage #2: Norbornan-2-on In tetrahydrofuran at 20℃; Inert atmosphere; Stage #3: With hydrogenchloride In tetrahydrofuran; water pH=7; |
Conditions | Yield |
---|---|
With potassium tert-butylate In tetrahydrofuran; tert-butyl alcohol at 10 - 15℃; | 97% |
Conditions | Yield |
---|---|
With hydroxylamine hydrochloride; sodium acetate In methanol | 97% |
With hydroxylamine hydrochloride; sodium acetate In methanol Heating; | 85% |
With hydroxylamine hydrochloride; sodium acetate In methanol; water at 60℃; | 76% |
Conditions | Yield |
---|---|
With lithium diisobutyl-tert-butylaluminium hydride In tetrahydrofuran; hexane at -78℃; for 3h; | 97% |
With potassium dihydrobis(1-pyrazolyl)borate In ethanol at 20℃; for 24h; Reduction; | 91% |
Multi-step reaction with 2 steps 1: p-toluenesulfonic acid / methanol 2: NaBH4 / propan-2-ol; H2O / 16 h / Ambient temperature View Scheme | |
Stage #1: Norbornan-2-on With Al-methanesulfonyldiisobutylalane In diethyl ether at 25℃; for 1h; Inert atmosphere; Stage #2: With hydrogenchloride; water In diethyl ether for 2h; Inert atmosphere; stereoselective reaction; | 51 %Chromat. |
With trans-[(2-(diphenylphosphanyl)-N-(pyridine-2-ylmethyl)ethaneamine)RuCl2(PPh3)]*dichloromethane; potassium tert-butylate; hydrogen In isopropyl alcohol at 60℃; under 7500.75 Torr; for 1h; Catalytic behavior; Inert atmosphere; Autoclave; | 96.6 %Chromat. |
Conditions | Yield |
---|---|
With benzophenone; potassium tert-butylate In 1,4-dioxane at 90℃; for 0.5h; Friedlaender synthesis; Inert atmosphere; | 97% |
With potassium hydroxide; benzophenone; dichlorotetrakis(dimethyl sulfoxide)ruthenium(II) In 1,4-dioxane at 80℃; for 24h; | 75% |
With benzophenone; potassium tert-butylate In 1,4-dioxane at 90℃; for 0.5h; Inert atmosphere; Schlenk technique; Glovebox; |
Norbornan-2-on
methylmagnesium bromide
(1R,2S,4S)-2-Methyl-bicyclo[2.2.1]heptan-2-ol
Conditions | Yield |
---|---|
In diethyl ether for 0.5h; | 96% |
Conditions | Yield |
---|---|
With acyltransferase from Mycobacterium smegmatis; dihydrogen peroxide; ethyl acetate In water at 35℃; for 7h; Baeyer-Villiger Ketone Oxidation; Enzymatic reaction; | 96% |
With oxone; silica gel In dichloromethane at 20℃; for 8h; Baeyer-Villiger oxidation; | 95% |
With Oxone at 40℃; for 7h; Baeyer-Villiger oxidation; Ionic liquid; | 95% |
Norbornan-2-on
benzylamine
endo-N-benzyl-2-aminonorbornane
Conditions | Yield |
---|---|
With sodium tris(acetoxy)borohydride In 1,2-dichloro-ethane for 6h; Ambient temperature; | 95% |
With sodium tris(acetoxy)borohydride In tetrahydrofuran for 6h; Ambient temperature; |
Conditions | Yield |
---|---|
With ethylenediamine for 14h; Heating; | 95% |
Conditions | Yield |
---|---|
Stage #1: Norbornan-2-on; benzyl azide With n-butyllithium; diisopropylamine In tetrahydrofuran; hexane at -78 - 0℃; for 2.5h; Stage #2: chloro-trimethyl-silane In tetrahydrofuran; hexane at 0℃; for 1h; | 95% |
Norbornan-2-on
ethyl acetate
exo-ethyl (2-hydroxy-bicyclo[2.2.1]hept-2-yl)acetate
Conditions | Yield |
---|---|
Stage #1: ethyl acetate With lithium hexamethyldisilazane In tetrahydrofuran at -70℃; for 0.166667h; Stage #2: Norbornan-2-on In tetrahydrofuran Reformatsky reaction; cooling; | 95% |
Norbornan-2-on
ethyl iodoacetae
exo-ethyl (2-hydroxy-bicyclo[2.2.1]hept-2-yl)acetate
Conditions | Yield |
---|---|
With manganese; copper(l) iodide; trifluoroacetic acid In acetonitrile at 20℃; for 12h; Reformatsky Reaction; Schlenk technique; Inert atmosphere; | 95% |
With nickel(II) iodide; manganese; trifluoroacetic acid In acetonitrile at 20℃; for 12h; Inert atmosphere; | 93% |
Conditions | Yield |
---|---|
With formic acid; C18H24Cl2IrN3 In water at 20℃; for 12h; Schlenk technique; Green chemistry; | 94% |
With sodium tris(acetoxy)borohydride; acetic acid In tetrahydrofuran for 48h; Ambient temperature; |
Conditions | Yield |
---|---|
With n-butyllithium; diisopropylamine In tetrahydrofuran; hexane at -78 - 0℃; for 2.5h; | 94% |
Norbornan-2-on
2,2-dihydroperoxybicyclo[2.2.1]heptane
Conditions | Yield |
---|---|
With dihydrogen peroxide In water; acetonitrile at 20℃; for 1.33333h; | 94% |
Norbornan-2-on
Norborneol
Conditions | Yield |
---|---|
With magnesium; mercury dichloride In ethanol at 20℃; for 12h; | 93% |
With isopropyl alcohol; Ni(0) nanoparticles In tetrahydrofuran at 76℃; for 1h; | 58% |
With sodium tetrahydroborate at 60℃; for 48h; | 30% |
Conditions | Yield |
---|---|
With n-butyllithium; diisopropylamine In tetrahydrofuran; hexane at -78 - 0℃; for 2.5h; | 93% |
Norbornan-2-on
2-exo-ethynylbicyclo<2.2.1>heptan-2-ol
Conditions | Yield |
---|---|
In tetrahydrofuran Ambient temperature; | 92% |
Norbornan-2-on
lithium enolate of ethyl fluoroacetate
Fluoro-(2-hydroxy-bicyclo[2.2.1]hept-2-yl)-acetic acid ethyl ester
Conditions | Yield |
---|---|
With lithium hexamethyldisilazane In tetrahydrofuran; N,N,N,N,N,N-hexamethylphosphoric triamide; diethyl ether at -85℃; | 91% |
Norbornan-2-on
1-azido-4-chloro-butane
Conditions | Yield |
---|---|
With n-butyllithium; diisopropylamine In tetrahydrofuran; hexane at -78 - 0℃; for 2.5h; | 91% |
pyrrolidine
Norbornan-2-on
1-(bicyclo[2.2.1]hept-2-ylidene)pyrrolidinium hexafluorophosphate
Conditions | Yield |
---|---|
With ammonium hexafluorophosphate In toluene for 2h; Reflux; | 91% |
Conditions | Yield |
---|---|
Stage #1: Norbornan-2-on; benzylamine With titanium(IV) isopropylate In tetrahydrofuran at 20℃; for 1h; Inert atmosphere; Stage #2: With ammonia borane In tetrahydrofuran at 20℃; for 8h; Inert atmosphere; | 91% |
Norbornan-2-on
(2-aminophenyl)(phenyl)methanone
9-phenyl-1,2,3,4-tetrahydro-1,4-methanoacridine
Conditions | Yield |
---|---|
With ammonium cerium (IV) nitrate at 60℃; for 0.5h; Friedlaender synthesis; Ionic liquid; | 91% |
Norbornan-2-on
oxalic acid diethyl ester
ethyl 2-hydroxy(3-oxobicyclo[2.2.1]hept-2-ylidene)ethanoate
Conditions | Yield |
---|---|
Stage #1: Norbornan-2-on; oxalic acid diethyl ester With sodium hydride In tetrahydrofuran at 60℃; Stage #2: With hydrogenchloride; water In tetrahydrofuran | 91% |
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