Welcome 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
Cas:51-17-2
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inquiry1 high purity 2 able to provide COA/HNMR/HPLC 3 High quality 4 low price 5 Best service Appearance:white powder Storage:rm Package:bag/bottle/drum Application:pharmaceutical intermediate Transportation:common transportation Port:Shanghai, Wuh
Benzimidazole CAS 51-17-2 Company profile Wuhan Fortuna Chemical Co.,Ltd established in 2006, is a big integrative chemical enterprise being engaged in Pharmaceutical & its intermediates, Food/Feed additives, Fine chemicals in distributing t
Cas:51-17-2
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inquiryhigh quality Located in Zhengdong New District, Zhengzhou of Henan province, Henan Allgreen Chemical Co.,Ltd is comprehensive high-tech modern enterprises integrating professional R&D, production and sales. Strong technical force, with a long
The 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:51-17-2
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inquiryCangzhou 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 ap
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 according to the contract research and development services for the fine c
Cas:51-17-2
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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
Name:Benzimidazole CAS NO: 51-17-2 Grade:Medical scientific research and export Molecular formula:C7H6N2 Molecular weight:118.14 Product Quality 12 years of chemical raw materials Mature operation of the industry System stability Data sto
Cas:51-17-2
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inquiryAdvantage : LIDE PHARMACEUTICALS LIMITED is a professional chemicals and APIs leading manufacturer in China. Our core business line covers APIs, Intermediates, Herb extract, etc. We are specialized in chemical synthesis, process development of
Cas:51-17-2
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inquiryProduct Description Product name Benzimidazole CAS 51-17-2 Assay 99% Appearance white powder
High purity CAS 51-17-2 Benzimidazole in stock Our main business covers the fields below: 1.Noble Metal Catalysts (Pt.Pd...) 2.Organic Phosphine Ligands (Tert-butyl-phosphine.Cyclohexyl-phosphine...) 3.OLED intermediates (Fluorene,Carba
Cas:51-17-2
Min.Order:1 Gram
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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
Cas:51-17-2
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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:51-17-2
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Cas:51-17-2
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inquiryName: Benzimidazole CAS:51-17-2 Appearance: White crystal Application:Agrochemical Intermediates Package:25kg/drum Appearance:White powder Storage:Store in cool and dry place, away from sun light. Package:25kg/drum Applicati
Cas:51-17-2
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inquiry1. Guaranteed purity; 2. Large quantity in stock; 3. Largest manufacturer; 4. Best service after shipment with email; 5. High quality & competitive price; Appearance:white or off-white powder Storage:Store in sealed containers
Amoychem 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
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Cas:51-17-2
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inquiryWe are the manufacturers and suppliers of API in China, and warehouse in Germany and USA of California, which can quickly and safely deliver to your address 1.High quality and competitive price. 2.Free sample for your evaluation. 3.Promptly delivery
Cas:51-17-2
Min.Order:10 Gram
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inquiryOur 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:51-17-2
Min.Order:25 Gram
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Type:Trading Company
inquiryBenzimidazole CAS:51-17-2 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,
Cas:51-17-2
Min.Order:1 Gram
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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
hebei yanxi chemical co., LTD who registered capital of 10 million yuan, nearly to $2 million, we have a pharmaceutical raw materials factory production of pharmaceutical raw materials, and a reagent r&d center, and we do research and developmen
1,we produce and sell good chemicals around the world. 2,our success rate is about 95%. this means, if customer order is accepted, the probability that the customer will obtain the ordered substances, is 95%. 3,our staff consists of highly qualifie
Cas:51-17-2
Min.Order:1 Kilogram
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inquiry1. Timely and efficient service to ensure communication with customers 2. Produce products of different specifications and sizes according to your requirements. 3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures s
Cas:51-17-2
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inquiryBenzimidazole CAS: 51-17-2 Specification Item Specification Appearance White crystalline powder Assay ≥99% Density 1.1151 (rough estimate) Melting point 169-171 °C (lit.)
Cas:51-17-2
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inquiryOverview of Our Factories Our Factories production lines Our Factories R&D ability Our Factories warehouse Our Factorie
Cas:51-17-2
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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
3-amino-3-(o-aminoanilino)-2-cyano-2-propenal phenylhydrazone
A
benzoimidazole
B
5-Amino-4-cyano-1-phenylpyrazole
Conditions | Yield |
---|---|
With orthoformic acid triethyl ester In butan-1-ol for 4h; Heating; | A 100% B 100% |
3-amino-3-(o-aminoanilino)-2-cyano-2-propenal phenylhydrazone
orthoformic acid triethyl ester
A
benzoimidazole
B
5-Amino-4-cyano-1-phenylpyrazole
Conditions | Yield |
---|---|
In butan-1-ol for 4h; Heating; | A 100% B 100% |
Conditions | Yield |
---|---|
Stage #1: orthoformic acid triethyl ester at 20℃; for 0.25h; Stage #2: 1,2-diamino-benzene at 20℃; for 3h; | 100% |
With aminosulfonic acid In methanol at 20℃; for 1h; | 98% |
iodine In acetonitrile at 20℃; for 0.25h; | 98% |
N-(2-aminophenyl)formamide
benzoimidazole
Conditions | Yield |
---|---|
With boron tribromide In dimethyl sulfoxide at 70℃; for 5h; Reagent/catalyst; Temperature; Schlenk technique; Inert atmosphere; | 100% |
benzoimidazole
Conditions | Yield |
---|---|
With water at 100℃; for 0.166667h; | 99% |
With zinc dibromide In dichloromethane for 4h; Ambient temperature; | 90% |
With 3-butyl-l-methyl-1H-imidazol-3-iumtrifloroacetate In 1,4-dioxane; water at 70 - 72℃; for 4h; | 65% |
Conditions | Yield |
---|---|
With {[Zn(3,5-bis(4-oxo-4H-pyridin-1-yl)benzoate)Cl]*5H2O}n at 120℃; under 760.051 Torr; for 48h; | 99% |
With carbon dioxide In water at 150℃; under 37503.8 Torr; for 5h; | 97.5% |
With 1,1,1,3,3,3-hexamethyl-disilazane at 120℃; for 12h; Catalytic behavior; Reagent/catalyst; Temperature; Time; Green chemistry; | 97% |
Conditions | Yield |
---|---|
With triethylsilane; palladium 10% on activated carbon In tetrahydrofuran at 20℃; for 14h; Reagent/catalyst; Solvent; Inert atmosphere; | 99% |
With potassium tert-butylate; oxygen; dimethyl sulfoxide at 25℃; for 0.166667h; | 92% |
Conditions | Yield |
---|---|
With tin(ll) chloride at 130℃; for 0.0833333h; microwave; | 99% |
With iron; ammonium chloride In isopropyl alcohol at 80℃; for 1h; | 97% |
With palladium 10% on activated carbon; triethylamine at 150℃; for 0.0833333h; Microwave irradiation; | 95% |
With palladium 10% on activated carbon; triethylamine at 150℃; for 0.133333h; Microwave irradiation; | 95% |
With hydrogenchloride; iron In water at 70 - 100℃; |
Conditions | Yield |
---|---|
With triethylsilane; palladium 10% on activated carbon In tetrahydrofuran at 0 - 20℃; for 24.5h; chemoselective reaction; | 99% |
Conditions | Yield |
---|---|
With diphenylsilane; C33H36BO6(3-)*Eu(3+)*H2O*2C3H7NO In acetonitrile at 120℃; under 7500.75 Torr; for 24h; Catalytic behavior; Reagent/catalyst; Temperature; Solvent; Time; Autoclave; | 99% |
With dimethylamine borane; potassium carbonate In ethanol; water under 15001.5 Torr; for 18h; Catalytic behavior; Autoclave; | 96% |
With tris(2-diphenylphosphinoethyl)phosphine; hydrogen; cobalt(II) fuoride; cesium fluoride In ethanol at 140℃; under 45004.5 Torr; for 24h; Mechanism; Reagent/catalyst; Glovebox; Autoclave; | 94% |
Conditions | Yield |
---|---|
With caesium carbonate In water at 50℃; for 0.166667h; Microwave irradiation; | 99% |
Conditions | Yield |
---|---|
In 1,4-dioxane at 120℃; for 6h; Mechanism; Solvent; Temperature; Time; Green chemistry; | 98% |
formic acid
1,2-diamino-benzene
trimethyl orthoformate
benzoimidazole
Conditions | Yield |
---|---|
at 120℃; for 1h; Microwave irradiation; | 98% |
Conditions | Yield |
---|---|
With zinc(II) oxide In water at 70℃; for 0.1h; | 97% |
With zinc(II) oxide In water at 70℃; for 0.1h; Green chemistry; chemoselective reaction; | 97% |
for 8h; Reflux; | 94% |
Conditions | Yield |
---|---|
With potassium tert-butylate In 1,4-dioxane at 130℃; for 48h; Autoclave; | 97% |
With sodium t-butanolate In water at 75℃; for 16h; Green chemistry; | 66% |
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 palladium with copper supported on alumina In water at 179.84℃; under 26252.6 Torr; for 12h; Autoclave; | 96.5% |
With TiO2-P25 nanoparticles for 3h; UV-irradiation; | 10 %Spectr. |
In water at 150℃; under 26252.6 Torr; Inert atmosphere; |
Conditions | Yield |
---|---|
With aminosulfonic acid In methanol at 20℃; for 1h; | 96% |
With 1,1,1,3',3',3'-hexafluoro-propanol at 20℃; for 2h; chemoselective reaction; | 95% |
With 1-(propyl-3-sulfonate) 3-methylimidazol(3H)-1-ium phosphotungstate In water at 20℃; for 0.35h; Reagent/catalyst; Time; Solvent; | 94% |
Conditions | Yield |
---|---|
With hydrogenchloride In water at 150℃; for 0.0333333h; Microwave irradiation; | 96% |
With chitosan In neat (no solvent) at 150℃; for 36h; Sealed tube; | 61% |
1-(4-methyl-benzenesulfonyl)-benzimidazole
benzoimidazole
Conditions | Yield |
---|---|
With sodium hydride In N,N-dimethyl acetamide at 60℃; for 3h; Inert atmosphere; | 95% |
With tetraethylammonium perchlorate; triethylamine In dimethyl sulfoxide at 20℃; for 8h; Electrolysis; Green chemistry; | 90% |
With formic acid; (4,4'-di-tert-butyl-2,2'-dipyridyl)-bis-(2-phenylpyridine(-1H))-iridium(III) hexafluorophosphate; N-ethyl-N,N-diisopropylamine In acetonitrile at 20℃; for 24h; Inert atmosphere; Sealed tube; Irradiation; | 70% |
With cetyltrimethylammonim bromide; potassium hydroxide In tetrahydrofuran; water at 20℃; for 4h; Green chemistry; | |
With 3,6‐di‐tert‐butyl‐9‐mesityl‐10‐phenylacridin‐10‐ium tetrafluoroborate; N-ethyl-N,N-diisopropylamine In water; acetonitrile for 20h; Irradiation; | 96 %Spectr. |
Conditions | Yield |
---|---|
In ethylene glycol for 0.025h; microwave irradiation; | 94% |
Conditions | Yield |
---|---|
With iron; ytterbium(III) triflate at 75℃; for 3h; | 94% |
With 10% Pd/C; hydrogen; acetic acid In methanol at 20℃; under 760.051 Torr; | 93% |
Conditions | Yield |
---|---|
With palladium 10% on activated carbon; phenylsilane; 1,3,4,6,7,8-hexahydro-2H-pyrimido[1,2-a]pyrimidine In acetonitrile at 70℃; under 7500.75 Torr; for 15h; Catalytic behavior; Solvent; Reagent/catalyst; Temperature; Time; Pressure; | 94% |
With dimethylamine borane; potassium carbonate In ethanol; water under 15001.5 Torr; for 18h; Catalytic behavior; Autoclave; | 90% |
With gold on titanium oxide; hydrogen In 1-methyl-pyrrolidin-2-one at 99.84℃; under 60006 Torr; for 12h; Sealed tube; Green chemistry; | 85% |
Benzimidazol-2-thiol
benzoimidazole
Conditions | Yield |
---|---|
With rose bengal; water; oxygen; sodium chloride In N,N-dimethyl-formamide at 25℃; for 48h; Mechanism; Catalytic behavior; Solvent; Reagent/catalyst; Time; Irradiation; Green chemistry; | 94% |
Conditions | Yield |
---|---|
With dihydrogen peroxide; acetic acid at 25℃; for 0.0166667h; | 93% |
With sodium tetrahydroborate; nickel dichloride In methanol at 20℃; for 0.0833333h; | 84% |
With sodium hydrogencarbonate In dimethyl sulfoxide at 100℃; for 20h; | 30% |
Conditions | Yield |
---|---|
With zinc oxide nanoparticle In ethanol at 25℃; for 0.166667h; Sonication; Green chemistry; | 93% |
With zinc(II) oxide In neat (no solvent) at 20℃; for 0.5h; Milling; Green chemistry; | 92% |
With oxygen; pyrographite In methanol; water; acetic acid at 115℃; for 3h; | 91% |
1-phenyl-2-hydroxyethanone
1,2-diamino-benzene
A
benzoimidazole
B
2-phenylquinoxaline
C
2-phenyl-1H-benzoimidazole
Conditions | Yield |
---|---|
In diethylene glycol dimethyl ether at 140℃; for 2h; | A n/a B 93% C n/a |
Conditions | Yield |
---|---|
With zinc(II) acetate dihydrate In neat (no solvent) at 120℃; under 7600.51 Torr; for 18h; Autoclave; Inert atmosphere; Green chemistry; | 92% |
Conditions | Yield |
---|---|
With acetic acid at 140℃; for 0.5h; | 100% |
With N-benzyl-N,N,N-triethylammonium chloride; potassium carbonate In acetonitrile at 20℃; for 0.25h; Acetylation; | 63% |
Conditions | Yield |
---|---|
With potassium carbonate In acetonitrile at 70℃; for 24h; | 100% |
With potassium carbonate In acetonitrile for 8h; Reflux; | 90% |
With sodium acetate In o-xylene for 3h; Reflux; | 74% |
Conditions | Yield |
---|---|
With sodium hydroxide at 30℃; for 0.833333h; | 100% |
With potassium hydroxide; PEG-400-Et2 In water; benzene at 30℃; for 3h; | 97% |
With potassium hydroxide; N-butylpyridinium tetrafluoroborate at 20℃; for 3h; | 97% |
Conditions | Yield |
---|---|
Stage #1: benzoimidazole With sodium hydride In tetrahydrofuran; mineral oil at 0 - 20℃; for 2h; Inert atmosphere; Stage #2: 1,3-dibromo-propane In tetrahydrofuran; mineral oil for 6h; Reflux; Inert atmosphere; | 100% |
Stage #1: benzoimidazole With sodium hydride In tetrahydrofuran at 0℃; Stage #2: 1,3-dibromo-propane In tetrahydrofuran | 85% |
81% |
benzoimidazole
1-methoxy-2-methyl-1-trimethylsiloxy-1-propene
chloroformic acid ethyl ester
Conditions | Yield |
---|---|
With triethylamine In acetonitrile 1.) 0 deg C, 10 min, 2.) 0 deg C to r.t., 24 h; | 100% |
With triethylamine In acetonitrile at 0 - 20℃; for 24h; Addition; N-alkoxycarbonylation; | 100% |
benzoimidazole
1-(Trimethylsilyloxy)cyclohexene
chloroformic acid ethyl ester
Conditions | Yield |
---|---|
In dichloromethane at 20℃; for 24h; Addition; N-alkoxycarbonylation; | 100% |
With triethylamine In acetonitrile 1.) 0 deg C, 10 min, 2.) 0 deg C to r.t., 24 h; | 82% |
With triethylamine In acetonitrile at 0 - 20℃; for 24h; Addition; N-alkoxycarbonylation; | 82% |
Conditions | Yield |
---|---|
With trimethylamine Ambient temperature; | 100% |
In benzene Heating; | 75% |
In benzene for 1h; Substitution; Heating; | 75% |
benzoimidazole
1,3-chlorobromopropane
1-(Benzimidazol-1-yl)-3-chloropropane
Conditions | Yield |
---|---|
Stage #1: benzoimidazole With sodium hydride In 1-methyl-pyrrolidin-2-one at 20℃; for 0.5h; Stage #2: 1.3-chlorobromopropane In 1-methyl-pyrrolidin-2-one at 20 - 100℃; for 76h; | 100% |
With tetrabutylammomium bromide; sodium hydroxide In water at 60℃; for 2.08333h; | 62% |
With sodium hydride 1) acetonitrile, reflux, 1 h; 2) acetonitrile, reflux, 2 h; Yield given; Multistep reaction; | |
With potassium carbonate In acetone for 12h; Reflux; |
benzoimidazole
3β-acetoxy-17-chloro-16-formylandrost-5,16-diene
3-β-acetoxy-17-(1H-benzimidazol-1-yl)-16-formyl-androsta-5,16-diene
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 80℃; | 100% |
With potassium carbonate In N,N-dimethyl-formamide at 80℃; for 1.5h; | 88.7% |
With potassium carbonate In N,N-dimethyl-formamide at 80℃; for 1.5h; | 88.7% |
Conditions | Yield |
---|---|
With tetrabutyl ammonium fluoride; 2-aminopyrimidine-4,6-diol; copper(I) bromide at 145 - 150℃; for 24h; | 100% |
With potassium carbonate In dimethyl sulfoxide at 70℃; for 24h; Inert atmosphere; | 95% |
With 1-methyl-3-(2-pyridinyl)-3,4,5,6-tetrahydropyrimidin-3-ium hexafluorophosphate; potassium tert-butylate; palladium diacetate In 1,2-dimethoxyethane at 100℃; for 0.666667h; Buchwald-Hartwig Coupling; Microwave irradiation; | 93% |
Conditions | Yield |
---|---|
With tetrabutyl ammonium fluoride; 2-aminopyrimidine-4,6-diol; copper(I) bromide at 145 - 150℃; for 24h; | 100% |
With copper(I) oxide; caesium carbonate In acetonitrile at 87℃; for 64h; Inert atmosphere; | 78% |
benzoimidazole
3β-acetoxy-17-chloro-16-formyl-5α-androstan-16-ene
3β-acetoxy-17-(1H-benzimidazol-1-yl)-16-formyl-5α-androstan-16-ene
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 25℃; for 1h; Inert atmosphere; | 100% |
With potassium carbonate In N,N-dimethyl-formamide at 80℃; for 1.5h; | 88.7% |
With potassium carbonate In N,N-dimethyl-formamide at 80℃; |
benzoimidazole
5-bromobenzo[b]thiophene
2-(benzo[b]thiophen-5-yl)-1H-benzo[d]imidazole
Conditions | Yield |
---|---|
With diisopropylisobutylamine; [RhCl(coe)2]2 In tetrahydrofuran at 200℃; for 2h; microwave irradiation; | 100% |
Conditions | Yield |
---|---|
With caesium carbonate In N,N-dimethyl acetamide at 190℃; for 16h; Microwave irradiation; | 100% |
With caesium carbonate In N,N-dimethyl acetamide at 190℃; for 16h; Sealed tube; | 95% |
Conditions | Yield |
---|---|
With caesium carbonate In N,N-dimethyl acetamide at 210℃; for 24h; Microwave irradiation; | 100% |
Conditions | Yield |
---|---|
With caesium carbonate In N,N-dimethyl acetamide at 210℃; for 12h; Microwave irradiation; | 100% |
benzoimidazole
(3R,5R,10S,13S)-17-chloro-16-formyl-10,13-dimethyl-2,3,4,5,6,7,8,9,10,11,12,13,14,15-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl acetate
(3R,5R,10S,13S)-17-(1H-benzo[d]imidazol-1-yl)-16-formyl-10,13-dimethyl-2,3,4,5,6,7,8,9,10,11,12,13,14,15-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl acetate
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 80℃; for 1h; Inert atmosphere; | 100% |
benzoimidazole
1,3-dimethylbenzimidazolium hydrogen sulfate
Conditions | Yield |
---|---|
Stage #1: benzoimidazole With sodium hydroxide In methanol at 20℃; for 2h; Stage #2: With dimethyl sulfate In methanol at 40℃; | 100% |
benzoimidazole
4-dibenzothiophene boronic acid
Conditions | Yield |
---|---|
With copper(I) oxide In methanol at 20℃; | 100% |
benzoimidazole
thianthren-1-yl boronic acid
Conditions | Yield |
---|---|
With copper(I) oxide In methanol at 20℃; | 100% |
benzoimidazole
Conditions | Yield |
---|---|
In dichloromethane at 20℃; for 3.5h; Inert atmosphere; Schlenk technique; Glovebox; | 100% |
benzoimidazole
benzenesulfonyl chloride
1-(phenylsulfonyl)-1H-benzo[d]imidazole
Conditions | Yield |
---|---|
Stage #1: benzoimidazole With sodium hydride In tetrahydrofuran; mineral oil at 0℃; for 0.333333h; Inert atmosphere; Stage #2: benzenesulfonyl chloride In tetrahydrofuran; mineral oil at 0 - 20℃; Inert atmosphere; | 99% |
Stage #1: benzoimidazole With pyridine In dichloromethane at 25℃; for 1h; Inert atmosphere; Stage #2: benzenesulfonyl chloride In dichloromethane for 1h; Inert atmosphere; | 79% |
Stage #1: benzoimidazole With potassium tert-butylate In tetrahydrofuran at 0℃; for 0.0833333h; Inert atmosphere; Stage #2: benzenesulfonyl chloride In tetrahydrofuran at 0℃; Inert atmosphere; | 51% |
benzoimidazole
1-methoxy-2-methyl-1-trimethylsiloxy-1-propene
carbonochloridic acid 1-chloro-ethyl ester
Conditions | Yield |
---|---|
With triethylamine In acetonitrile 1.) 0 deg C, 10 min, 2.) 0 deg C, 1 h; | 99% |
With triethylamine In acetonitrile at 0℃; for 1h; Addition; N-alkoxycarbonylation; | 99% |
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