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:27829-72-7
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
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
Cas:27829-72-7
Min.Order:1 Kilogram
Negotiable
Type:Manufacturers
inquiryhe company has advanced technology, as well as a large number of excellent R & D team, to provide customers from the grams to one hundred kilograms and tons of high-quality products, competitive prices and quality se T rvice Appearance:Whit
Our 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:27829-72-7
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiryOur company was built in 2009 with an ISO certificate.In the past 6 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
Cas:27829-72-7
Min.Order:1 Kilogram
FOB Price: $1000.0
Type:Lab/Research institutions
inquiryOur advantages: 1. All inquiries will be replied within 12 hours. 2. Dedication to quality, supply & service. 3. Strictly on selecting raw materials. 4. Reasonable & competitive price, fast lead time. 5. Sample is available for your eva
Cas:27829-72-7
Min.Order:1 Kilogram
FOB Price: $9.0 / 99.0
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:27829-72-7
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
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:27829-72-7
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryProduct Name: Ethyl (E)-hex-2-enoate MF: C8H14O2 MW: 142.2 EINECS: 248-681-5 Product Categories: Mol File: 27829-72-7.mol Ethyl (E)-hex-2-enoate Structure Ethyl (E)-hex-2-enoate Chemical Properties Melting point −2 °
Cas:27829-72-7
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:27829-72-7
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiry1,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:27829-72-7
Min.Order:1 Kilogram
Negotiable
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
Cas:27829-72-7
Min.Order:0
Negotiable
Type:Lab/Research institutions
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
Advantage 1: The product passed the professional production process and quality inspection, the purity is 99% +. 2: Highly qualified engineers to provide technical documents and service. 3: We could provide sample for your test. 4: High qualit
Cas:27829-72-7
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
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
Cas:27829-72-7
Min.Order:0 Metric Ton
Negotiable
Type:Other
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
Cas:27829-72-7
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryMassive Chemical is certified with ISO9001 and ISO14001 manufacturer for this product. We will offer all documents as requirement for the materials which includes, Certificate of Analysis, Material Safety Data Sheet, and Method of Analysis and
Cas:27829-72-7
Min.Order:1 Gram
FOB Price: $1.0
Type:Lab/Research institutions
inquiry1.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
Cas:27829-72-7
Min.Order:1 Metric Ton
FOB Price: $7.0 / 8.0
Type:Trading Company
inquirySAGECHEM is a chemical R&D, manufacturing and distribution company in China since 2009, including pharmaceutical intermediates, agrochemical, dyestuff intermediates, organosilicone, API and etc. We also offer a full range of service
Cas:27829-72-7
Min.Order:0 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryProduct Name:Ethyl 2-hexenoate CAS: 27829-72-7 MF: C8H14O2 MW: 142.2 EINECS: 248-681-5 Purity:99% mp 2 °C(lit.) bp 123-126 °C…
high 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
AN ISO 9001, ISO 14001, ISO 22024 CERTIFIED FACTORY,HALAL 、KOSHER、FCC AND FDA CERTIFICATE ARE AVAILABLE. Storage:1000KG Package:25/180kg per drum Application:Daily flavor, food additives Transportation:by air /by sea or by courier like DHL or Fedex P
high purity,in stock Package:25kg/drum,or as per customers'demand Application:API,or Intermediates,fine chemicals Transportation:air,sea,courier
Cas:27829-72-7
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryHunan chemfish Pharmaceutical co.,Ltd a comprehensive enterprise, is located in High-Tech Science Park,Changsha,Chia . Specializing in R&D, manufacture and marketing, we provide a wide range of products and the most professional services to meet the
Cas:27829-72-7
Min.Order:0
Negotiable
Type:Manufacturers
inquiryOur clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS
TAIHO Unique Advantages:1.We're factory2.Free samples available3.Commodity inspection can be done4.ISO9001,Kosher certifications5.10 years experiences Storage:Store in cool &dry place Package:aluminium foil bag/fiber can/plastic drum Application:comp
We leverage our wide spectrum of business in the fields of development, manufacturing, marketing, and distribution to help you make best-informed decisions tailored to your evolving needs for premium chemicals. Our complete suite of CRO services sp
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:27829-72-7
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquirygood quality, competitive price, thoughtful after sale serviceAppearance:White to Off-White Solid Storage:Keep it in dry,shady and cool place Package:as your requirement Application:Pharma;Industry;Agricultural;chemical reaserch Transportation:by Sea
Conditions | Yield |
---|---|
With tributylstibine at 100℃; for 2.5h; other aldehydes and ketones; | 92% |
With tributylstibine at 100℃; for 2.5h; | 92% |
With tributylstibine at 100℃; for 3.5h; | 92% |
With sodium hydrogencarbonate; triphenylphosphine In water at 20℃; for 12h; |
butyraldehyde
ethyl (triphenylphosphoranylidene)acetate
ethyl (E)-hex-2-enoate
Conditions | Yield |
---|---|
In benzene at 20℃; Wittig reaction; | 90% |
In dichloromethane at 20℃; for 47h; Wittig Olefination; Inert atmosphere; | 72% |
In dichloromethane for 18h; Wittig olefination reaction; | 66% |
Wittig Olefination; Inert atmosphere; | |
In dichloromethane for 72h; Wittig Rearrangement; Inert atmosphere; | 1.36 g |
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