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 services. DayangChem can provide different quantities of custom synthesis ch
We can provide GMP validation service that complies with SFDA, FDA, WHO and EU EMPA.Excellent registration team could help us easlily to register our products in different countries.If you and your customer are interested in some products or need CMO
Cas:85441-61-8
Min.Order:1 Gram
Negotiable
Type:Manufacturers
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:85441-61-8
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiryOur advantages: 1. High quality and competitive price: 1) Standard: BP/USP/EP/ enterprise standard 2) All purity ≥99% 3) We are manufacturers and can provide high quality products at factory prices. 2. Fast and safe delivery 1) The package c
Cas:85441-61-8
Min.Order:1 Kilogram
FOB Price: $1.0 / 10.0
Type:Trading Company
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:85441-61-8
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiryOur Advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We
Quinapril is an angiotensin-converting enzyme inhibitor (ACE inhibitor) used in the treatment of hypertension and congestive heart failure. A prodrug, it is converted to its active metabolite, quinaprilat, in the liver. Quinapril inhi
1. Guaranteed purity; 2. Large quantity in stock; 3. Largest manufacturer; 4. Best service after shipment with email; 5. High quality & competitive price; Appearance:Off-White Crystalline Powder Storage:Store in sealed contain
Cas:85441-61-8
Min.Order:100 Gram
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inquiry1.No Less 8 years exporting experience. Clients 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 Specialized
Cas:85441-61-8
Min.Order:1 Kilogram
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Type:Lab/Research institutions
inquiryProduct Name: Quinapril Synonyms: Accupril; Asig CAS RN.: 85441-61-8 Molecul
Quinapril CAS:85441-61-8 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 quality organic intermediates,
Cas:85441-61-8
Min.Order:1 Gram
Negotiable
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
Cas:85441-61-8
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
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 present,
Henan 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
Cas:85441-61-8
Min.Order:0
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
Company Introduction 1. Established in 2005, with two independent business divisions: Fine chemicals division; Pharmaceutical division. 2. Main product: Optical brightener Textile auxiliary Dye stuff Pigments
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
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:85441-61-8
Min.Order:0
Negotiable
Type:Lab/Research institutions
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
Established in May 2015, TaiChem Ltd. is initially invested by a British research and development company and started by PhDs back from aboard. The company is registered in China Medical City (CMC), Taizhou, Jiangsu Province, and the production site
Our Advantages A. International Top level TechnologyOur company owned biomedicine experts are famous at home and abroad with rich experience in research and development in the field of efficient chiral functional molecules research and development an
GMP standard, high purity, competitive price, in stock 1. Quick Response: within 6 hours after receiving your email. 2. Quality Guarantee: All products are strictly tested by our QC, confirmed by QA, and approved by a third-party lab in China, USA,
factory?direct?saleAppearance:White Powder Storage:Store In Dry, Cool And Ventilated Place Package:25kg/drum, also according to the clients requirement Application:It is widely used as a thickener, emulsifier and stabilizer Transportation:By Sea Or B
Cas:85441-61-8
Min.Order:1 Kilogram
FOB Price: $18.0 / 20.0
Type:Trading Company
inquiryHangzhou Huarong Pharm Co., Ltd.established since 2006 , has been actively developing specialty products for Finished Dosages, APIs, Intermediates, and Fine chemicals markets in North America, Europe, Korea, Japan, Mid-East and all over the World. Hu
Shandong Mopai Biotechnology 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 chemicals. W
1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer
Appearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
GOLDEN PHARMA CO.,LIMITED.is a professional pharmaceutical company,our team have more than 20years expereince in pharmaceutical production and sales. we are a professional technical enterprise specializing in the R & D, production,QA regulation
We are a Union of chemistry in China, consists of chemists,engineers, laboratories,factories in China. We organize surplus capacity of R&D and production as well as custom synthesis for chemical products and chemical business project. We are supp
Cas:85441-61-8
Min.Order:1 Metric Ton
FOB Price: $1.0
Type:Trading Company
inquiryOur 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 o
Cas:85441-61-8
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryL-Tic-OH
N-(1-ethoxycarbonyl-3-phenylpropyl)-L-alanine
L-alanine acid chloride
quinapril
Conditions | Yield |
---|---|
With benzenesulfonamide; phosphorus pentachloride; triethylamine In n-heptane; dichloromethane; water | 83.9% |
tert-butyl (S)-2-(((S)-1-ethoxy-1-oxo-4-phenylbutan-2-yl)-L-alanyl)-1,2,3,4-tetrahydroisoquinoline-3-carboxylate
quinapril
Conditions | Yield |
---|---|
With trifluoroacetic acid for 1h; Ambient temperature; |
quinapril hydrochloride
A
quinapril
B
<3S-<2(R*),3α,11aβ>>-1,3,4,6,11,11a-hexahydro-3-methyl-1,4-dioxo-α-(2-phenylethyl)-2H-pyrazino<1,2-b>isoquinoline-2-acetic acid, ethyl ester
Conditions | Yield |
---|---|
With citric acid at 80℃; pH=2.60; Kinetics; Further Variations:; pH-values; |
quinapril benzyl ester
quinapril
Conditions | Yield |
---|---|
With hydrogen; palladium on activated charcoal | |
With hydrogenchloride; hydrogen; 5%-palladium/activated carbon In water; acetone at 35 - 40℃; under 367.786 Torr; for 5h; Product distribution / selectivity; |
[1(S)-(ethoxycarbonyl)-3-phenylpropyl]-(S)-alanine
quinapril
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: triphenylphosphine / CH2Cl2 / 0.75 h 1.2: 45 percent / CH2Cl2 / 2.5 h / 25 - 30 °C 2.1: triethylamine / CH2Cl2 / 4 h / -15 - -10 °C 3.1: hydrogen / Pd/C View Scheme |
N-[1(S)-ethoxycarbonyl-3-phenylpropyl]-(S)-alanine-2'-benzothiazolylthio ester
quinapril
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: triethylamine / CH2Cl2 / 4 h / -15 - -10 °C 2: hydrogen / Pd/C View Scheme |
L-Tic-OH
quinapril
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: H2SO4 / dioxane / 17 h / Ambient temperature 2: 78 percent / Et3N, DCC, 1-hydroxybenzotriazole / tetrahydrofuran / Ambient temperature 3: TFA / 1 h / Ambient temperature View Scheme |
(S)-1,2,3,4-tetrahydro-3-isoquinolinecarboxylic acid, 1,1-dimethylethyl ester
quinapril
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 78 percent / Et3N, DCC, 1-hydroxybenzotriazole / tetrahydrofuran / Ambient temperature 2: TFA / 1 h / Ambient temperature View Scheme |
N-[1-(S)-(ethoxycarbonyl)-3-phenylpropyl]-L-alanine hydrochloride
quinapril
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 78 percent / Et3N, DCC, 1-hydroxybenzotriazole / tetrahydrofuran / Ambient temperature 2: TFA / 1 h / Ambient temperature View Scheme |
quinapril
Conditions | Yield |
---|---|
With hydrogenchloride; hydrogen; 5%-palladium/activated carbon In ethanol; water at 35 - 40℃; under 367.786 Torr; for 5h; Product distribution / selectivity; |
quinapril
<3S-<2(R*),3α,11aβ>>-1,3,4,6,11,11a-hexahydro-3-methyl-1,4-dioxo-α-(2-phenylethyl)-2H-pyrazino<1,2-b>isoquinoline-2-acetic acid, ethyl ester
Conditions | Yield |
---|---|
With acetic acid In toluene at 95℃; for 0.5h; | 80% |
Conditions | Yield |
---|---|
With Tris-HCl buffer; human liver carboxylesterase pI 4.5 at 37℃; pH=7.4; Enzyme kinetics; Further Variations:; Reagents; Hydrolysis; |
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