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
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:107-89-1
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
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
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
Zibo 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:107-89-1
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryProduct Name: ALDOL Synonyms: 3-Butanolal;3-hydroxy-butana;3-Hydroxybutanal;3-hydroxy-Butanal;3-hydroxy-butyraldehyd;beta-Hydroxybutyraldehyde;Butanal, 3-hydroxy-;Butanal,3-hydroxy- CAS: 107-89-1 MF: C4H8O2 MW: 88.11
Cas:107-89-1
Min.Order:1 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryBest service,high quality and cheap price. Storage:Keep away from heat,sparks and flames. Package:25kg/50kg/200kg drum or Customer demand Application:Used as pharmaceutical intermediates Transportation:BY sea/air or by courier
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
Product Description Description & Specification Category Pharmaceutical Raw Materials, Fine Chemicals, Bulk drug Standard Medical standard
Cas:107-89-1
Min.Order:1 Kilogram
FOB Price: $112.0
Type:Trading Company
inquiry107-89-1 ALDOLAppearance:white powder Storage:room tempurature Package:As required Application:medical Transportation:By express (Door to door) such as FEDEX, DHL, EMS for small amount. By air(airport to airport) or by sea LCL/FCL for large amount.
1.Professional synthesis laboratory and production base. 2.Strong synthesis team and service team. 3.Professional data management system. 4.We provide the professional test date and product information ,ex. HNMR ,CNMR,FNMR, HPLC/G
Cas:107-89-1
Min.Order:10 Milligram
Negotiable
Type:Lab/Research institutions
inquiryChangzhou Extraordinary Pharmatech co., LTD. As a leading chemical manufacturer and supplier in China.DAS authentication is passed.We can provide the popular precursor chemicals, we have our own strong R & D team, have our own laboratories and fa
Betterbiochem is specialized in APIs, pharmaceutical intermediates & fine chemicals. 1. The best quality, competitive price. 2. The best service before or after shipment. 3. Rich experience in export operation. 4. Rich experience in
HuBei ipure is a diversified product production and operation enterprise, with API, pharma intermediates, and other fine chemicals as well as R&D and pigments development and sales as one of the large enterprises, with more than 130 acres of pl
Cas:107-89-1
Min.Order:1 Gram
FOB Price: $1.0 / 2.0
Type:Trading Company
inquiryBest quality & Attractive price & Professional service; Trial & Pilot & CommercialHenan Fine Chemicals Co., LTD. is a diversified technology - oriented integrated company, which mainly concentrates on fine chemicals. Our company is committed to becom
United Scientific Company Located in Shanghai of China , is a competitive player in the global specialty and fine chemical market. Fenghua has both the expertise and flexibility to produce a wide range of chemicals. Focusing on developing the innovat
Shanghai, Run-Biotech Co., Ltd is a leading domestic pharmaceutical, biopharmaceutical, and health care products R & D outsourcing services company. As an innovation-driven and customer-focused company, Run Biotech provides a broad and integrated por
107-89-1 ALDOL Application:medical
Supply top quality products with a reasonable price Application:api
Debyesci is here who supplied several kinds of chemical products to global pharmaceutical, drug discovery, agrochemical and biotechnology industries for four yearsOur key scientific leadership team has gained experience in top research and developmen
1.We are specializing in providing customers with complete chemical raw materials.2.Superior quality, moderate price & quick delivery.3. Extensive international cooperation experience.4. Outstanding communication skills. Application:contact us for de
ACETALDOLAppearance:Off white to slight yellow solid Storage:Stored in shaded, cool and dry places Package:1L 5L 10L 25L bottle Application:pharma intermediate Transportation:Handle with cares to avoid damaging the packages. Protect them from sunshin
2-hydroxy-3-butene
A
acetaldol
B
1-Hydroxy-3-butanone
C
3-hydroxy-2-butanon
D
methyl vinyl ketone
E
crotonaldehyde
Conditions | Yield |
---|---|
With hydrogenchloride; lithium tetrachloropalladate(II); p-benzoquinone In water at 25℃; for 0.5h; Rate constant; Mechanism; Kinetics; equilibrium constants; | A 8% B 10% C 79% D 0.7% E 2.3% |
2-hydroxy-3-butene
A
acetaldol
B
1-Hydroxy-3-butanone
C
3-hydroxy-2-butanon
D
crotonaldehyde
Conditions | Yield |
---|---|
hydrogenchloride; lithium tetrachloropalladate(II); p-benzoquinone In water at 25℃; for 0.5h; Further byproducts given; | A 8% B 10% C 79% D 2.3% |
(E/Z)-2-buten-1-ol
A
acetaldol
B
1-Hydroxy-3-butanone
C
methyl vinyl ketone
D
1-Hydroxy-2-butanone
E
crotonaldehyde
Conditions | Yield |
---|---|
With hydrogenchloride; lithium tetrachloropalladate(II); p-benzoquinone In water at 25℃; for 0.5h; Rate constant; Mechanism; Kinetics; equilibrium constants; | A 39% B 49% C 0.9% D 2.6% E 8.5% |
(E/Z)-2-buten-1-ol
A
acetaldol
B
1-Hydroxy-3-butanone
C
1-Hydroxy-2-butanone
D
crotonaldehyde
Conditions | Yield |
---|---|
hydrogenchloride; lithium tetrachloropalladate(II); p-benzoquinone In water at 25℃; for 0.5h; Further byproducts given; | A 39% B 49% C 2.6% D 8.5% |
Conditions | Yield |
---|---|
at 40℃; Gleichgewicht; |
Conditions | Yield |
---|---|
at 40℃; Gleichgewicht; |
Conditions | Yield |
---|---|
With Adipic acid at 150℃; im Wasserstrahlvakuum und sofortigem Kuehlen des Aldols auf -80grad; |
Conditions | Yield |
---|---|
at 150℃; under 11 Torr; erfolgt Dissoziation; |
paraldol
acetaldol
Conditions | Yield |
---|---|
bei der Destillation; |
Conditions | Yield |
---|---|
beschleunigende Wirkung; |
potassium cyanide
acetaldehyde
A
2,6-dimethyl-1,3-dioxan-4-ol
B
acetaldol
Conditions | Yield |
---|---|
in hintereinander geschalteten Kuehlbaedern von +3grad,+8grad,+15grad und +20grad; |
Conditions | Yield |
---|---|
in alkal.Medium; | |
in Gegenwart alkal.Reagentien; |
Conditions | Yield |
---|---|
With sodium sulfite Zusatz von NaCl; | |
With water; potassium carbonate dann bei gewoehnlicher Temperatur; | |
With water Irradiation.mit Quecksilberbogenlicht; |
Conditions | Yield |
---|---|
at 40℃; Gleichgewicht; |
3-Hydroxybutyric acid
acetaldol
Conditions | Yield |
---|---|
Einw. von Enzymen aus Rinderleberextrakt; | |
With nicotinamide adenine dinucleotide phosphate; ATP; magnesium chloride; N-2-hydroxyethylpiperazine-N'-2-ethanesulfonic acid for 1h; pH=7.5; Reagent/catalyst; Enzymatic reaction; |
3-Hydroxybutyric acid
A
acetaldol
B
succinic acid
C
acetaldehyde
D
(2E)-but-2-enedioic acid
Conditions | Yield |
---|---|
durch Enzyme aus frischem Rinderleberextrakt; Pr.5:Aepfelsaeure, Pr.6:Essigsaeure, Pr.7: Brenztraubensaeure; inactive β-oxy-butyric acid; |
Conditions | Yield |
---|---|
at 40℃; Gleichgewicht; |
Conditions | Yield |
---|---|
With hydrogenchloride; water at 25℃; am Lichte; |
Conditions | Yield |
---|---|
In sulfuric acid at 25℃; Rate constant; Equilibrium constant; with different H2SO4 concn.; |
1,1-dimethoxybutan-3-ol
acetaldol
Conditions | Yield |
---|---|
With hydrogenchloride In water for 3h; Ambient temperature; |
Pent-4-en-2-ol
acetaldol
Conditions | Yield |
---|---|
With dimethylsulfide; ozone 1.) methanol, -78 deg C, 2.) 2 h, r.t.; Multistep reaction; |
1.3-butanediol
acetaldol
Conditions | Yield |
---|---|
With pyridinium chlorochromate In dimethyl sulfoxide for 6h; Kinetics; Mechanism; Thermodynamic data; Εa, log A, ΔS(excit.), ΔG(excit.); | |
With acetic acid; bromamine B In water at 29.9℃; Kinetics; Thermodynamic data; ΔH(excit.), ΔS(excit.), ΔG(excit.); | |
With perchloric acid; chloramine-B In water; acetic acid at 24.9 - 39.9℃; Kinetics; Mechanism; Thermodynamic data; ΔH(excit.), ΔS(excit.), ΔG(excit.); |
1.3-butanediol
A
acetaldol
B
1-Hydroxy-3-butanone
C
acetaldehyde
D
methyl vinyl ketone
E
butanone
F
iso-butanol
Conditions | Yield |
---|---|
L-1930 Product distribution; various catalysts, temp.; |
formaldehyd
acetaldehyde
A
Pentaerythritol
B
acetaldol
C
Dipentaerythritol
Conditions | Yield |
---|---|
With sodium hydroxide at 10℃; for 5h; Product distribution; Mechanism; different initial aldehyde concentrations and reaction times; effect of additional pentaerythritol; |
Conditions | Yield |
---|---|
In sulfuric acid at 25℃; Rate constant; with different H2SO4 concn.; |
Conditions | Yield |
---|---|
cobalt naphthenate In n-heptane at 20℃; for 1h; Product distribution; Mechanism; other time, other temperatures, other catalysts; | |
With titanium(IV) oxide at -22.16 - -16.16℃; Aldol condensation; Gas phase; | |
With faujasite In ethanol at 180℃; for 3h; Catalytic behavior; Reagent/catalyst; Autoclave; Inert atmosphere; | |
With 4-oxalocrotonate tautomerase from Pseudomonasputida mt-2, M45Y/F50V mutant In aq. phosphate buffer at 20℃; for 20h; pH=7.6; Catalytic behavior; Reagent/catalyst; Time; Aldol Condensation; Enzymatic reaction; |
Conditions | Yield |
---|---|
In benzene at 20℃; for 4h; | 89% |
acetaldol
Phenyltrichlorosilane
3,3',3''-[phenylsilanetriyltris(oxy)]tributanal
Conditions | Yield |
---|---|
With triethylamine In toluene Inert atmosphere; | 87% |
Conditions | Yield |
---|---|
With sulfur tetrafluoride In diethyl ether 1.) stainless-steel autoclave; 2.) reflux; | 85% |
With monoaluminum phosphate Darstellung; | |
With iodine Darstellung; |
Conditions | Yield |
---|---|
With indium In water at 25℃; for 2h; | 77% |
acetaldol
1.3-butanediol
Conditions | Yield |
---|---|
With hydrogen; nickel at 50 - 200℃; under 757.576 - 60006 Torr; for 0.0166667 - 5h; | 75% |
With nickel Hydrogenation.unter verschiedenen Bedingungen; | |
With copper chromium at 50 - 150℃; under 147102 - 220652 Torr; Hydrogenation; |
acetaldol
allyl bromide
syn-but-1-ene-3,5-diol
anti-but-1-ene-3,5-diol
Conditions | Yield |
---|---|
With indium; tetraethylammonium bromide for 0.25h; | A 7% B 70% |
Conditions | Yield |
---|---|
With triethyl borane; trifluorormethanesulfonic acid In 1,1,2-Trichloro-1,2,2-trifluoroethane a) -30 deg C, 30 min, b) room temperature, 6 h; | 69% |
With hydrogen; aluminum oxide; titanium-palladium at 160℃; Kinetics; variation of catalyst composition; | |
With hydrogen; aluminum oxide; chromium; palladium at 200℃; Rate constant; Mechanism; influence of Cr content of the catalyst on velocity constant, also at 160 deg C; |
Conditions | Yield |
---|---|
With trisodium arsenate; fructose 1,6-diphosphate (FDP) aldolase In water for 24h; Ambient temperature; | A 60% B 40% |
sodium hydroxide
acetaldol
pentan-3-one
2,5,6-trimethyl-cyclohex-2en-1-one
Conditions | Yield |
---|---|
In isopropyl alcohol | 47% |
acetaldol
2,5-bis (mercaptoacetichydrazide)-1,3,4-thiadiazole
Conditions | Yield |
---|---|
In 1,4-dioxane; water at 85℃; for 3h; | 46% |
Conditions | Yield |
---|---|
With pyrrolidine Yields of byproduct given; | A n/a B 41% |
acetaldol
(4-benzyloxy-phenyl)-(3-methyl-but-2-enyl)-piperidin-4-yl-amine
Conditions | Yield |
---|---|
Stage #1: acetaldol; (4-benzyloxy-phenyl)-(3-methyl-but-2-enyl)-piperidin-4-yl-amine In dichloromethane for 0.5h; Condensation; Stage #2: With sodium tris(acetoxy)borohydride at 20℃; for 18h; Reduction; | 34% |
acetaldol
Dimethyl phosphite
(1R*,3R*)-Dimethyl (1,3-dihydroxybutyl) phosphonate
(1S*,3R*)-Dimethyl (1,3-dihydroxybutyl) phosphonate
Conditions | Yield |
---|---|
With triethylamine at 50 - 60℃; for 6h; | A 33% B 8% |
Conditions | Yield |
---|---|
In water for 15h; enzyme fructose 1,6-diphosphate (FDP) aldolase; pH = 7; Yield given; | A n/a B 3% |
diazomethane
diethyl ether
acetaldol
4-hydroxypentan-2-one
Conditions | Yield |
---|---|
With diethyl ether |
Conditions | Yield |
---|---|
With diethyl ether; water; aluminium |
Conditions | Yield |
---|---|
With hydrogenchloride |
Conditions | Yield |
---|---|
With hydrogenchloride |
Conditions | Yield |
---|---|
With hydrogenchloride |
About|Contact|Cas|Product Name|Molecular|Country|Encyclopedia
Message|New Cas|MSDS|Service|Advertisement|CAS DataBase|Article Data|Manufacturers | Chemical Catalog
©2008 LookChem.com,License: ICP
NO.:Zhejiang16009103
complaints:service@lookchem.com Desktop View