Xi’an Quanao Biotech Co., Ltd. with 18 years experience in plant extract filed. Product grade: Medicine, Health care product, Cosmetics, Food, Beverage, Feed. Hot selling market: Europe, North America, South America, Middle East, Asia Pacifi
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inquiryLosartan carboxylic acid CAS:124750-92-1 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 organi
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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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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
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inquiryEXP-3174, also known as Losartan Carboxylic Acid, is a physiologically active metabolite of losartan, produced by cytochrome P450 isoforms in the liver. www.bocsci.com/exp-3174-cas-124750-92-1-item-82653.html Appearance:Solid powder Storage:Dry, da
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2-butyl-4-chloro-1-[2'-(1H-tetrazol-5-yl) 1,1'-biphenyl-methyl]imidazole-5-carboxylic acid ethyl ester
2-butyl-4-chloro-1-((2'-(1H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)-1H-imidazole-5-carboxylic acid
Conditions | Yield |
---|---|
With sodium hydroxide In ethanol at 90℃; for 20h; | 90% |
cozaar
2-butyl-4-chloro-1-((2'-(1H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)-1H-imidazole-5-carboxylic acid
Conditions | Yield |
---|---|
Stage #1: cozaar With potassium permanganate In water at -5 - 50℃; for 16h; Stage #2: With hydrogenchloride In water pH=2 - 3; | 89.1% |
Stage #1: cozaar With potassium hydroxide In water at 2℃; for 2h; Stage #2: With sodium periodate; ruthenium trichloride In water; isopropyl alcohol at 4 - 20℃; for 22h; Stage #3: With phosphoric acid In water; isopropyl alcohol for 0.5h; | |
Stage #1: cozaar With ruthenium trichloride; potassium hydroxide; sodium periodate In water at 0℃; Stage #2: With phosphoric acid In water; isopropyl alcohol at 30℃; for 0.5h; |
lorsartan
2-butyl-4-chloro-1-((2'-(1H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)-1H-imidazole-5-carboxylic acid
Conditions | Yield |
---|---|
With pyridine; potassium permanganate; tetrabutyl-ammonium chloride In water; acetone at 40 - 50℃; for 1h; Product distribution / selectivity; | 78% |
With sodium periodate; ruthenium(III) trichloride hydrate; potassium hydroxide In water at 0℃; | |
Stage #1: lorsartan With sodium periodate; ruthenium (III) chloride monohydrate; potassium hydroxide In water at 0℃; Stage #2: In water; isopropyl alcohol at 25℃; for 2.5h; Stage #3: With phosphoric acid In water; isopropyl alcohol at 30℃; for 0.5h; | |
With cytochrome P450 2C9 Enzymatic reaction; | |
With cytochrome b5; NADPH In aq. phosphate buffer at 37℃; for 0.75h; Kinetics; Reagent/catalyst; Enzymatic reaction; |
losartan potassium
2-butyl-4-chloro-1-((2'-(1H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)-1H-imidazole-5-carboxylic acid
Conditions | Yield |
---|---|
Stage #1: losartan potassium With pyridine; potassium permanganate; tetrabutyl-ammonium chloride In water; acetone at 40 - 50℃; for 1h; Stage #2: With hydrogenchloride In water; acetone Product distribution / selectivity; | 72% |
Stage #1: losartan potassium With potassium hydroxide In water at 2℃; for 2h; Stage #2: With sodium periodate; ruthenium trichloride In water at 4 - 6.5℃; for 19h; |
cozaar
A
2-n-Butyl-4-chloro-1-[(2'-(1H-tetrazol-5-yl)biphenyl-4-yl)methyl]-imidazole-5-carboxaldehyde
B
2-butyl-4-chloro-1-((2'-(1H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)-1H-imidazole-5-carboxylic acid
Conditions | Yield |
---|---|
With manganese(IV) oxide In water at 80 - 180℃; for 0.833333h; microwave irradiation; | A 0.253 mmol B 64% |
With manganese(IV) oxide In water at 80 - 180℃; for 0.25h; microwave irradiation; | A 60% B n/a |
2-n-Butyl-4-chloro-1-[(2'-(1H-tetrazol-5-yl)biphenyl-4-yl)methyl]-imidazole-5-carboxaldehyde
2-butyl-4-chloro-1-((2'-(1H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)-1H-imidazole-5-carboxylic acid
Conditions | Yield |
---|---|
With potassium permanganate; potassium hydroxide In water; N,N-dimethyl-formamide at 20 - 30℃; for 2h; Large scale; |
2-butyl-4-chloro-1-((2'-(1H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)-1H-imidazole-5-carboxylic acid
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: tetrabutylammomium bromide; sodium hydroxide / toluene / 20 h / 60 °C 2: sodium azide; trimethylamine hydrochloride / toluene; 1-methyl-pyrrolidin-2-one / 43 h / 60 °C 3: sodium hydroxide / ethanol / 20 h / 90 °C View Scheme |
4'-(bromomethyl)-1,1'-biphenyl-2-carbonitrile
2-butyl-4-chloro-1-((2'-(1H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)-1H-imidazole-5-carboxylic acid
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: tetrabutylammomium bromide; sodium hydroxide / toluene / 20 h / 60 °C 2: sodium azide; trimethylamine hydrochloride / toluene; 1-methyl-pyrrolidin-2-one / 43 h / 60 °C 3: sodium hydroxide / ethanol / 20 h / 90 °C View Scheme |
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