1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience2. Free samples will be provided,ensure specifications and quality are right for customer3. Customers will receive the most professional technical s
Cas:2136-75-6
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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 api, intermedi
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inquiryAs 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
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inquiryOur advantage: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 Scient
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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
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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
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inquiryName: (Triphenylphosphoranylidene)acetaldehyde Synonyms: (Formylmethylene)Triphenylphosphorane CAS:2136-75-6 MF: C20H17OP Appearance: white powder Storage:Store in cool and dry place, away from sun light. Package: 25kgs/drum Application:Org
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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 crystal Storage:Store in sealed containers at cool & d
Cas:2136-75-6
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
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Min.Order:1 Kilogram
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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:2136-75-6
Min.Order:1 Kilogram
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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
Cas:2136-75-6
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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
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
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inquiryA 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
Cas:2136-75-6
Min.Order:4 Kilogram
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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
Cas:2136-75-6
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inquiryPacking: According to customer requirements Delivery time: In stock or depands Port of shipment: Ningbo/Shanghai/Qingdao OEM/ODM:Welcome Sample:We can offer our existing samples at once Transportation:Express/Sea/Air Port:Ningbo/Shanghai/Qingd
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
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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:2136-75-6
Min.Order:1 Gram
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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:2136-75-6
Min.Order:10 Gram
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inquiry(triphenylphosphoranylidene)acetaldehydeAppearance:white powder Storage:Kept in a cool, dry and ventilated place Package:according to customers' requirements Application:research chemicals medical intermediates Transportation:By air(EMS or EUB or F
Cas:2136-75-6
Min.Order:1 Gram
Negotiable
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inquirySuperior quality, moderate price & quick delivery. Appearance:brown fine powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:10g/bag,or as your request Application:Used as Pharmaceutical Intermediates Trans
Cas:2136-75-6
Min.Order:1 Gram
Negotiable
Type:Trading Company
inquiryProduct name: (Triphenylphosphoranylidene)Acetaldehyde CAS No.: 2136-75-6 Molecule Formula:C20H17OP Molecule Weight:304.32 Purity: 98.0% Package: 25kg/drum Description:Brownish yellow powder Manufacture Standards:Enterprise Standard
Cas:2136-75-6
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryProduct Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,
Cas:2136-75-6
Min.Order:1 Kilogram
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inquiryOur 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
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inquiry(FORMYLMETHYLENE)TRIPHENYLPHOSPHORANE Basic information Product Name: (FORMYLMETHYLENE)TRIPHENYLPHOSPHORANE Synonyms: (Formylmethylene)triphenylphosphorane, 97%, may cont. up to ca 3% water;FORMYLMETHYLENETRIPHENYLPHOSPORANE;Formylmethylenetri
Cas:2136-75-6
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryWuhu Nuovo Chemical Technology Co., Ltd. was established in August 2014, mainly engaged in the development, production and sales of ionic liquids, ribose, nucleosides, nucleotides and related chemicals; Products are mainly used in new energy, new ma
Cas:2136-75-6
Min.Order:100 Gram
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Type:Manufacturers
inquiryAppearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
High quality,stable supply chain.Appearance:white/off-white or light yellow Storage:Store in cool and dry place, keep away from strong light and heat. Package:aluminum bottle,glass bottle,PTFE bottle,cardboard drum Application:This product can be use
Cas:2136-75-6
Min.Order:0
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inquiryGOLDEN 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
Cas:2136-75-6
Min.Order:1 Kilogram
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inquiryWe 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
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Type:Trading Company
inquiryformylmethyltriphenylphosphonium chloride
(triphenylphosphoranylidene)acetaldehyde
Conditions | Yield |
---|---|
With sodium hydroxide In water at 20 - 30℃; for 0.5h; | 97% |
With water; sodium hydroxide at 20 - 60℃; for 3h; pH=> 9; Time; | 96% |
With triethylamine In ethanol for 1h; | 1.24 g |
With sodium hydroxide In dichloromethane; water at 0 - 10℃; | |
With sodium hydroxide In water pH=7-8; | 4.1 g |
Methylenetriphenylphosphorane
formic acid ethyl ester
(triphenylphosphoranylidene)acetaldehyde
Conditions | Yield |
---|---|
In benzene | 81% |
Methyltriphenylphosphonium bromide
formic acid ethyl ester
(triphenylphosphoranylidene)acetaldehyde
Conditions | Yield |
---|---|
Stage #1: Methyltriphenylphosphonium bromide With potassium tert-butylate In diethyl ether at 20℃; for 1.5h; Stage #2: formic acid ethyl ester In diethyl ether at 20℃; | 76% |
With n-butyllithium In diethyl ether | |
With n-butyllithium |
2-chloroethanal
triphenylphosphine
(triphenylphosphoranylidene)acetaldehyde
Conditions | Yield |
---|---|
In chloroform; water for 24h; Reflux; | 53% |
In chloroform; water for 5h; Heating; | 51% |
With pyrographite 1.) reflux, 5 h, CHCl3, 2.) 30 min, room temp., water; Yield given. Multistep reaction; |
triphenylphosphine
Bromoacetaldehyde diethyl acetal
(triphenylphosphoranylidene)acetaldehyde
Conditions | Yield |
---|---|
In nitromethane Heating; |
triphenylphosphonium bromide acetaldehyde
(triphenylphosphoranylidene)acetaldehyde
Conditions | Yield |
---|---|
With n-butyllithium In 1,2-dimethoxyethane; hexane for 1h; Ambient temperature; | |
With sodium hydroxide In toluene at 5℃; for 3h; Temperature; Inert atmosphere; |
<2-(dimethylamino)vinyl>triphenylphosphonium chloride
(triphenylphosphoranylidene)acetaldehyde
Conditions | Yield |
---|---|
With sodium hydroxide; sulfuric acid 1) H2O, benzene, CH2Cl2, 5 min, 2) H2O, benzene, CH2Cl2; Yield given. Multistep reaction; |
P-(formylmethyl)triphenylphosphonium cation
(triphenylphosphoranylidene)acetaldehyde
Conditions | Yield |
---|---|
With base In water; dimethyl sulfoxide at 25℃; Kinetics; deprotonation; |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 10 h / 80 °C 2: sulfuric acid; water / 2 h / 40 °C 3: sodium hydroxide / water / 0.5 h / 20 - 30 °C View Scheme |
2-cyano-3,3-bis(4-fluorophenyl)-2-propenal
(triphenylphosphoranylidene)acetaldehyde
4-cyano-5,5-bis(4-fluorophenyl)-2,4-pentadienal
Conditions | Yield |
---|---|
In benzene for 1h; Heating; | 100% |
In ethyl acetate; benzene | 1.43 g (100%) |
(triphenylphosphoranylidene)acetaldehyde
methyl-4-(3-formyl-4-hydroxyphenylaminocarbonyl)butanoate
methyl-4-[3-(2-formyl-(E)-ethenyl)-4-hydroxyphenylaminocarbonyl]butanoate
Conditions | Yield |
---|---|
In dichloromethane at 25℃; for 2h; | 100% |
tert-butyl 3-oxoazetidine-1-carboxylate
(triphenylphosphoranylidene)acetaldehyde
tert-butyl 3-(2-oxomethylene)azetidine-1-carboxylic acid
Conditions | Yield |
---|---|
In dichloromethane at 40℃; for 6h; | 100% |
In dichloromethane at 40℃; for 6h; | 100% |
In dichloromethane at 40℃; | 99% |
(S,Z)-2-(benzyloxy)dec-4-enal
(triphenylphosphoranylidene)acetaldehyde
(S,2E,6Z)-4-(benzyloxy)dodeca-2,6-dienal
Conditions | Yield |
---|---|
In benzene at 60℃; for 4h; Wittig reaction; Inert atmosphere; | 99% |
Conditions | Yield |
---|---|
With [Ir(dF(CF3)ppy)2(dtbbpy)]Cl In benzene for 16h; Sealed tube; Irradiation; Heating; Inert atmosphere; | 99% |
2-nitro-4-cyano-benzaldehyde
(triphenylphosphoranylidene)acetaldehyde
4-(4-Formyl-1,3-butadienyl)-3-nitrobenzonitril
Conditions | Yield |
---|---|
In benzene for 4h; Heating; | 96% |
benzyl 2,3-O-isopropylidene-α-D-lyxo-pentodialdo-1,4-furanoside
(triphenylphosphoranylidene)acetaldehyde
benzyl (E)-5,6-dideoxy-2,3-O-isopropylidene-α-D-lyxo-hept-5-enodialdo-1,4-furanoside
Conditions | Yield |
---|---|
In benzene for 2.5h; Heating; | 95% |
(triphenylphosphoranylidene)acetaldehyde
(+)-(2R,3S)-2,3-epoxydodecanal
Conditions | Yield |
---|---|
In toluene for 12h; Condensation; Heating; | 95% |
(triphenylphosphoranylidene)acetaldehyde
Conditions | Yield |
---|---|
In acetonitrile for 0.416667h; Heating; | 95% |
Conditions | Yield |
---|---|
Inert atmosphere; | 95% |
In chloroform at 25℃; for 5h; Inert atmosphere; | 1.6 g |
2',4',4"-tri-O-acetyldesmycosin
(triphenylphosphoranylidene)acetaldehyde
C47H73NO17
Conditions | Yield |
---|---|
In benzene at 80℃; for 2h; Wittig reaction; | 94% |
(triphenylphosphoranylidene)acetaldehyde
4-(trifluoromethyl)-2-nitrobenzaldehyde
Conditions | Yield |
---|---|
In acetonitrile at 20℃; | 94% |
perfluorobenzaldehyde
(triphenylphosphoranylidene)acetaldehyde
(E)-3-(perfluorophenyl)acrylaldehyde
Conditions | Yield |
---|---|
In toluene at 80℃; for 1h; Wittig-Horner olefination; | 93% |
5-nitrofurane-2-carboxaldehyde
(triphenylphosphoranylidene)acetaldehyde
3-(5-nitrofuran-2-yl)-2-propenal
Conditions | Yield |
---|---|
In toluene for 6h; Reflux; Inert atmosphere; | 93% |
In dichloromethane at 20℃; Wittig Olefination; | 30% |
(4S,5R)-4-benzyloxymethyl-2,2-dimethyl-1,3-dioxolane-5-carboxaldehyde
(triphenylphosphoranylidene)acetaldehyde
Conditions | Yield |
---|---|
In benzene for 1h; Heating; | 92% |
methyl 2β-formyl-3β<(benzyloxycarbonyl)amino>-4-cyclohexene-α-carboxylate
(triphenylphosphoranylidene)acetaldehyde
methyl 2β-<3-oxo-2(E)-propenyl>-3β<(benzyloxycarbonyl)amino>-4-cyclohexene-α-carboxylate
Conditions | Yield |
---|---|
In toluene for 2h; Heating; | 92% |
(triphenylphosphoranylidene)acetaldehyde
((2S,3R,4S,5R,6R)-3,4,5-Tris-benzyloxy-6-benzyloxymethyl-2-hydroxy-tetrahydro-pyran-2-yl)-acetaldehyde
(E)-4-((2S,3R,4S,5R,6R)-3,4,5-Tris-benzyloxy-6-benzyloxymethyl-2-hydroxy-tetrahydro-pyran-2-yl)-but-2-enal
Conditions | Yield |
---|---|
92% |
(triphenylphosphoranylidene)acetaldehyde
methyl (2S)-2-[(tert-butoxy)carbonylamino]-4-oxobutanoate
C12H19NO5
Conditions | Yield |
---|---|
In tetrahydrofuran at 35℃; for 48h; Wittig reaction; | 92% |
Conditions | Yield |
---|---|
In phenol for 17h; Wittig reaction; Reflux; | 92% |
Conditions | Yield |
---|---|
In toluene at 100℃; for 1h; Wittig Olefination; Inert atmosphere; | 92% |
(triphenylphosphoranylidene)acetaldehyde
Conditions | Yield |
---|---|
In dichloromethane at 50℃; for 7h; | 92% |
(4R,5S)-5-Benzhydryloxymethyl-2,2-dimethyl-[1,3]dioxolane-4-carbaldehyde
(triphenylphosphoranylidene)acetaldehyde
(E)-3-((4S,5S)-5-Benzhydryloxymethyl-2,2-dimethyl-[1,3]dioxolan-4-yl)-propenal
Conditions | Yield |
---|---|
In benzene Ambient temperature; | 91% |
(triphenylphosphoranylidene)acetaldehyde
1,2:3,4:6,7-tri-O-isopropylidene-α-D-threo-D-galacto-octodialdo-1,5-pyranose
(E)-8,9-dideoxy-1,2:3,4:6,7-tri-O-isopropylidene-α-D-threo-D-galacto-dec-8-enodialdo-1,5-pyranose
Conditions | Yield |
---|---|
In benzene for 1.16667h; Heating; | 91% |
In benzene Heating; | 91% |
(triphenylphosphoranylidene)acetaldehyde
Conditions | Yield |
---|---|
In acetonitrile at 20℃; for 24h; | 91% |
Conditions | Yield |
---|---|
With sodium iodide In acetonitrile at 20℃; for 24h; | 91% |
4-(n-butyl)benzaldehyde
(triphenylphosphoranylidene)acetaldehyde
(E)-3-(4-butylphenyl)acrylaldehyde
Conditions | Yield |
---|---|
In benzene for 30h; Heating; | 90.6% |
3,3-bis(4-fluorophenyl)-2-(2-methyl-2H-tetrazol-5-yl)-2-propenal
(triphenylphosphoranylidene)acetaldehyde
5,5-bis(4-fluorophenyl)-4-(2-methyl-2H-tetrazol-5-yl)-2,4-pentadienal
Conditions | Yield |
---|---|
In benzene for 0.5h; Heating; | 90.5% |
0.66 g (90.5%) |
(3aR,5S,5aR,8aS,8bR)-2,2,7,7-Tetramethyl-tetrahydro-bis[1,3]dioxolo[4,5-b;4',5'-d]pyran-5-carbaldehyde
(triphenylphosphoranylidene)acetaldehyde
(E)-6,7-didehydro-6,7-dideoxy-1,2:3,4-di-O-isopropylidene-α-D-galacto-octodialo-1,5-pyranose
Conditions | Yield |
---|---|
In benzene for 12h; Heating; | 90% |
In benzene for 4.5h; Heating; | 90% |
In benzene Heating; | 90% |
In dichloromethane for 12h; Ambient temperature; | 88% |
Methyl 5S-benzoyloxy-5-formylvalerate
(triphenylphosphoranylidene)acetaldehyde
Benzoic acid (E)-(S)-1-(3-methoxycarbonyl-propyl)-4-oxo-but-2-enyl ester
Conditions | Yield |
---|---|
In benzene for 2h; Heating; | 90% |
In acetone for 5h; Heating; | 54% |
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