Simagchem Corporation
Welcome 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:78-84-2
Min.Order:1 Metric Ton
Negotiable
Type:Manufacturers
inquiryAlity Chemical Corporation
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
Dayang Chem (Hangzhou) Co.,Ltd.
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:78-84-2
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryChemwill Asia Co., Ltd.
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
Baoji Guokang Healthchem co.,ltd
Our 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
Cas:78-84-2
Min.Order:1 Kilogram
FOB Price: $76.0 / 98.0
Type:Trading Company
inquiryHenan Wentao Chemical Product Co., Ltd.
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
Hangzhou Keyingchem Co.,Ltd
Hangzhou 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
Cas:78-84-2
Min.Order:0 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryHangzhou J&H Chemical Co., Ltd.
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
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:78-84-2
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryHANGZHOU YUNUO CHEMICAL CO.,LTD
Superior quality Appearance:colourless liquid with an extremely unpleasant smell Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:1kg/bag, 1kg/drum or 25kg/drum or as per your request. Application:Used as Pharmaceu
Henan Tianfu Chemical Co., Ltd.
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 Scientific and so on.O
Cas:78-84-2
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryHangzhou Huarong Pharm Co., Ltd.
Hangzhou 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
Kono Chem Co.,Ltd
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
Hangzhou Dingyan Chem Co., Ltd
R & D enterprises have their own stock in stock Package:1kg Application:pharmaceutical intermediates
Henan Allgreen Chemical Co.,Ltd
high quality Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea
Aecochem Corp.
Our clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS
Hunan chemfish Pharmaceutical co.,Ltd
Hunan chemfish Pharmaceutical co.,Ltd.located in Lugu High-tech industral park ,Hunan province . with its own R&D center and more than 10000㎡manufacture plant . Chemfish owns 40 reactors from 1000L to 8000L. With complete auxiliary equipment as
Zhuozhou Wenxi import and Export Co., Ltd
Product Description Description & Specification Category Pharmaceutical Raw Materials, Fine Chemicals, Bulk drug Standard Medical standard
Cas:78-84-2
Min.Order:1 Kilogram
FOB Price: $112.0
Type:Trading Company
inquiryAntimex Chemical Limied
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
Xiamen AmoyChem Co.,Ltd
Amoychem is committed to providing the top-quality chemical products and services Internationally. We offer our customers with friendly, professional service and reliable, high performance products that have been manufactured according to the accredi
Hangzhou ZeErRui Chemical Co., Ltd.
Hangzhou ZeErRui Chemical Co., Ltd. located in Lingang industrial areas, our plant covers an area of 6000 square meters.ZeErRui dedicated to the development, production and marketing of chemicals. We have earned ourselves a good reputation at home an
Cas:78-84-2
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryHunan Russell Chemicals Technology Co.,Ltd
low price and high purityAppearance:solid or liquid Storage:in sealed air resistant place Package:As customer require Application:Pharma;Industry;Agricultural Transportation:by sea or by airplane Port:any port in China
Amadis Chemical Co., Ltd.
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:78-84-2
Min.Order:10 Milligram
Negotiable
Type:Lab/Research institutions
inquiryHENAN SUNLAKE ENTERPRISE CORPORATION
Isobutyraldehyde Basic information Product Name: Isobutyraldehyde Synonyms: 2-Formylpropane;2-methyl-propana;2-methylpropanal (isobutanal);2-methyl-propionaldehyd;a
Cas:78-84-2
Min.Order:10 Gram
Negotiable
Type:Trading Company
inquiryChangzhou Xuanming Chemical Co., Ltd.
Changzhou Xuanming Chemical Co., Ltd. is dedicated to the technology development, manufacturing, import and export chemicals, which are specialized in pharmaceutical intermediates, pesticide intermediate, industry of fine chemicals and custom synt
Hebei Bosang International Trade Co.,Ltd.
Our advantages 1, Rich Experience in produce----We have 26 years experiences in chemical products and 6years experiences in Pharmaceutical Intermediate products and APIS. 2, Competitive price ---We have the competitive price owing to low
Cas:78-84-2
Min.Order:1 Kilogram
FOB Price: $1900.0 / 2000.0
Type:Trading Company
inquirySHAANXI TOP PHARM CHEMICAL CO.LTD
Isobutyl aldehyde used as n-butyl aldehyde. Isobutyl alcohol industry mainly hydrogenation production. Isobutyl alcohol can be used as substitute of n-butyl alcohol in some ways. Isobutyl aldehyde and formaldehyde via addition reaction generated
shanghai Longyu biotechnology Co.,Ltd
We have strong R&D center which can support and provide custom synthesis accordingly such as fine chemicals,biotechnique , pharmaceuticals etc.We can provide free sample for our clients to test anf verify the quality of our goods.LongyuChem holds str
Synthetic route
-
-
105361-41-9
2-benzoyl-N-benzyl-2-methylpropanimine
-
A
-
34243-68-0
phenylmethanaminium benzoate
-
B
-
78-84-2
isobutyraldehyde
| Conditions | Yield |
|---|---|
| With water In diethyl ether Ambient temperature; | A 100% B 100% |
| Conditions | Yield |
|---|---|
| Stage #1: 2-methyl-propan-1-ol With cobalt ferrite In water for 0.0333333h; Stage #2: With oxone(R) In water at 20℃; for 4h; | 99.5% |
| With triethylammonium fluorochromate(VI) In dichloromethane for 1.16667h; Heating; | 92% |
| With trimethylammonium fluorochromate In dichloromethane for 1.06667h; Heating; | 92% |
| Conditions | Yield |
|---|---|
| With thexylbromoborane dimethyl sulfide complex In carbon disulfide; dichloromethane at -20 - 20℃; for 1h; | 99% |
| With 9-borabicyclo[3.3.1]nonane dimer; lithium dihydrido borata-bicyclo[3.3.0]nonane In tetrahydrofuran for 1h; Ambient temperature; | 94% |
| With iron(II) oxide at 430 - 490℃; |
-
-
25179-23-1
lithium dimethylacetate
-
-
78-84-2
isobutyraldehyde
| Conditions | Yield |
|---|---|
| With 9-borabicyclo[3.3.1]nonane dimer In tetrahydrofuran for 1h; Ambient temperature; | 99% |
| Conditions | Yield |
|---|---|
| With hydrogen In acetone at 20℃; under 760.051 Torr; for 0.25h; chemoselective reaction; | 99% |
| With hydrogen; sodium triethylborohydride In tetrahydrofuran at 23℃; under 30402 Torr; for 72h; Catalytic behavior; Inert atmosphere; Schlenk technique; | 76% |
| With hydrogen In ethyl acetate at 20℃; under 760.051 Torr; for 0.25h; chemoselective reaction; |
-
A
-
98278-26-3
2-amino-3-mercapto-4-methylpentanoic acid
-
B
-
78-84-2
isobutyraldehyde
| Conditions | Yield |
|---|---|
| With water at 90℃; Column which a strongly acidic cation exchanger in the H+ form; | A 98.8% B 96.9% |
-
-
41632-89-7
isobutyraldehyde dimethyl acetal
-
A
-
17574-84-4
1-methoxy-2-methylprop-1-ene
-
B
-
78-84-2
isobutyraldehyde
| Conditions | Yield |
|---|---|
| With water; toluene-4-sulfonic acid; triethylamine at 90℃; under 760.051 Torr; Product distribution / selectivity; | A 98.5% B n/a |
| Conditions | Yield |
|---|---|
| With hydrogen; chromium(III) oxide; copper at 140℃; under 26252.1 Torr; for 0.666667h; | A 98.1% B 1.9% |
-
-
95915-86-9
1-(1-Butylsulfanyl-2-methyl-propylsulfanyl)-butane
-
-
78-84-2
isobutyraldehyde
| Conditions | Yield |
|---|---|
| With 2,3-dicyano-5,6-dichloro-p-benzoquinone In acetonitrile at 20 - 25℃; for 2h; Irradiation; | 96% |
| Conditions | Yield |
|---|---|
| With dimethyl sulfoxide at 70℃; for 6h; | 95.95% |
| With boron trifluoride diethyl etherate In diethyl ether for 4h; Ambient temperature; | 92% |
| Conditions | Yield |
|---|---|
| With tri-n-butyl-tin hydride; trans benzyl(chloro)bis(triphenylphosphine)palladium(II) In diethyl ether for 0.166667h; Ambient temperature; | 95% |
| With ammonium hydroxide; formic acid In diethyl ether; chloroform for 0.416667h; Ambient temperature; | 86% |
| With diethylene glycol dimethyl ether; lithium tri-t-butoxyaluminum hydride at -78℃; |
-
-
513-42-8
3-hydroxy-2-methyl-1-propene
-
A
-
56640-70-1
2-methyl-2-propen-1-ol
-
B
-
78-84-2
isobutyraldehyde
| Conditions | Yield |
|---|---|
| ClO4 at 0℃; for 1h; Title compound not separated from byproducts; | A 95% B 5% |
| ClO4 at 0℃; for 1h; | A 95 % Spectr. B 5 % Spectr. |
| ClO4 at 27℃; Mechanism; other solvents; | A 95 % Spectr. B 5 % Spectr. |
| Conditions | Yield |
|---|---|
| With dicarbonylacetylacetonato rhodium (I); C41H30O8P2; hydrogen In toluene at 90℃; under 3750.38 - 7500.75 Torr; for 3h; Reagent/catalyst; regioselective reaction; | A 93.9% B n/a |
| With tributylphosphine; hydrogen; cobalt(II) acetate In methanol at 85℃; under 60004.8 Torr; for 24h; Irradiation; Yield given. Yields of byproduct given; | |
| With hydrogen; Dioctadecylamine; Rh-distearylamine-1,3-bis-disulfonatophenyl phosphinopropane; rhodium at 125℃; under 202516 Torr; for 2h; Yield given. Yields of byproduct given; |
-
-
78362-94-4
{PPN}{HCr(CO)5}
-
-
79-30-1
isobutyryl chloride
-
A
-
65650-76-2
bis(triphenylphosphine)nitrogen{Cr(CO)5Cl}
-
B
-
78-84-2
isobutyraldehyde
| Conditions | Yield |
|---|---|
| In tetrahydrofuran 1:1 molar ratio, THF, 25°C;; detected by NMR and IR spectra; and GC analysis,; | A n/a B 93% |
| Conditions | Yield |
|---|---|
| With N-bromosaccharin In acetone for 0.0416667h; Heating; microwave irradiation; | 92% |
| With N-bromosaccharin In water; acetone at 20℃; for 2h; | 92% |
| With N,N'-dibromo-N,N'-1,3-propylene-bis[(4-methylphenyl)sulfonamide] In dichloromethane; water for 0.02h; Heating; microwave irradiation; | 92% |
-
-
122346-61-6
3-isopropyl-6,6-dimethyl-5-(o-toluidino)-1,2,4-trioxan
-
A
-
94-69-9
2'-methylformanilide
-
B
-
78-84-2
isobutyraldehyde
-
C
-
67-64-1
acetone
| Conditions | Yield |
|---|---|
| at 110℃; for 0.25h; | A 84% B 91% C 68% |
| Conditions | Yield |
|---|---|
| With 9-borabicyclo[3.3.1]nonane dimer In tetrahydrofuran for 1h; Ambient temperature; | 91% |
-
-
68003-61-2
N-(Benzylidene)-2-methyl-1-propenylamine
-
A
-
100-52-7
benzaldehyde
-
B
-
78-84-2
isobutyraldehyde
| Conditions | Yield |
|---|---|
| With hydrogenchloride In dichloromethane for 1h; Heating; | A 83% B 90% |
| Conditions | Yield |
|---|---|
| With N,N'-dibromo-N,N'-(1,2-ethanediyl)bis(p-toluenesulfonamide); water at 20℃; for 0.0333333h; solid-phase reaction; | 90% |
| With silica phosphoric acid In methanol at 20℃; for 3.5h; | 87% |
| With 1,3-dibromo-5,5-dimethylimidazolidine-2,4-dione; water; silica gel at 20℃; for 0.0666667h; neat (no solvent); chemoselective reaction; | 86% |
| With water at 20℃; for 0.333333h; Green chemistry; | 90 %Chromat. |
| Conditions | Yield |
|---|---|
| With 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; [bis(acetoxy)iodo]benzene In dichloromethane at 0 - 20℃; for 0.333333h; Inert atmosphere; Green chemistry; | 89% |
| With potassium permanganate; iron(II) sulfate In dichloromethane for 6h; Heating; | 80% |
| With dipotassium peroxodisulfate; sodium carbonate In water for 0.333333h; Rate constant; Irradiation; pH: 11.5, rate constant (k M-1s-1); |
| Conditions | Yield |
|---|---|
| With 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; [bis(acetoxy)iodo]benzene In dichloromethane at 0 - 20℃; for 0.333333h; Inert atmosphere; Green chemistry; | 89% |
-
-
558-30-5
2-methyl-1,2-epoxypropane
-
A
-
78-84-2
isobutyraldehyde
-
B
-
513-42-8
3-hydroxy-2-methyl-1-propene
| Conditions | Yield |
|---|---|
| lithium phosphate at 210℃; for 3h; Kinetics; Thermodynamic data; 110 - 180 degC , ΔG, ΔH, E(activ.); | A 5.79% B 85.1% |
| With hydrogen; lithium phosphate at 210℃; for 3h; | A 5.79% B 85.1% |
| With 3-chlorobenzoate; methanesulfonic acid In dichloromethane-d2 at 26.5℃; Product distribution; various conc. of methanesulfonic acid in the presence and absence of 3-chlorobenzoic acid; | A 10% B 20% |
| With 3-chlorobenzoate; methanesulfonic acid In dichloromethane-d2 at 26.5℃; | A 10% B 20% |
-
-
357276-13-2
trans-[Ir(PPh3)2]CO(OCH2CHMe2)
-
-
24762-44-5
triphenylphosphine-d15
-
B
-
78-84-2
isobutyraldehyde
| Conditions | Yield |
|---|---|
| In (2)H8-toluene Kinetics; toluene-d7, PPh3, 95°C; not sepd., detected by (1)H-NMR and mass-spectra; | A n/a B 81% |
| Conditions | Yield |
|---|---|
| In tetrahydrofuran for 2h; Heating; | 80% |
-
-
25076-84-0
1-(N-Methyl-N-phenylamino)-2-methyl-1-propene
-
-
78-84-2
isobutyraldehyde
| Conditions | Yield |
|---|---|
| With hydrogenchloride In tetrahydrofuran for 5h; Ambient temperature; | 78% |
-
-
78-83-1
2-methyl-propan-1-ol
-
A
-
558-38-3
2-chloro-2-methyl-1-propanol
-
B
-
917-93-1
2-chloroisobutyraldehyde
-
C
-
78-84-2
isobutyraldehyde
| Conditions | Yield |
|---|---|
| With chlorine dioxide In n-heptane at 30℃; Kinetics; | A 10% B 5% C 77% |
| Conditions | Yield |
|---|---|
| With hydrogenchloride; sodium chlorite; water at 20℃; for 0.0833333h; | A 76% B 8% |
| Conditions | Yield |
|---|---|
| In tetrahydrofuran for 2h; Heating; | 75% |
| Conditions | Yield |
|---|---|
| (sulphos)Rh(CO)2 In octane; water at 100℃; for 1h; Product distribution; Further Variations:; Solvents; autoclave; | 73% |
| With [Ru(η3:η3-C10H16)Cl2(benzimidazole)] In glycerol at 75℃; for 16h; Sealed tube; Inert atmosphere; Green chemistry; | 36% |
| With sulfuric acid at 105℃; unter Druck; |
-
-
115-77-5
Pentaerythritol
-
-
78-84-2
isobutyraldehyde
-
-
69695-04-1
3,9-diisopropyl-2,4,8,10-tetraoxaspiro<5.5>undecane
| Conditions | Yield |
|---|---|
| With sulfuric acid at 80℃; | 100% |
| With indium(III) chloride at 120℃; for 3h; | 89% |
| With hydrogenchloride |
| Conditions | Yield |
|---|---|
| With magnesium sulfate In dichloromethane at 20℃; Inert atmosphere; | 100% |
| With aluminum oxide at 20℃; for 7h; | 90% |
| In water Condensation; | 65.12% |
| Conditions | Yield |
|---|---|
| With beryllium iodide In chloroform-d1 at 20℃; Schlenk technique; Glovebox; Inert atmosphere; Sealed tube; | 100% |
| With dodecatungstosilic acid for 1h; Ambient temperature; | 99.9% |
| With N,N,N',N'',N''-pentamethyl-N,N''-bis(3-sulfopropyl)diethylenetriaminium tris(trifluoromethanesulfonate) In neat (no solvent) at 20℃; for 1.5h; Catalytic behavior; Reagent/catalyst; Inert atmosphere; Green chemistry; | 97.6% |
| Conditions | Yield |
|---|---|
| With [(ImDippN)Th{N(SiMe3)2}3] In benzene-d6 at 20℃; for 24h; Reagent/catalyst; | 100% |
| With [{(PhN)MeC(Nt-Bu)}AlMe(μ-OMe)]2 at 20℃; for 0.5h; Reagent/catalyst; Tishchenko-Claisen Dismutation; Inert atmosphere; Schlenk technique; Green chemistry; | 99% |
| tris(bis(trimethylsilyl)amido)lanthanum(III) In benzene-d6 at 21℃; for 24h; Tishchenko reaction; | 84% |
| Conditions | Yield |
|---|---|
| With ammonium formate; palladium on activated charcoal In water; isopropyl alcohol at 20℃; for 0.5h; | 100% |
| With N,N,N,N,N,N-hexamethylphosphoric triamide; dibutyltin chloride In tetrahydrofuran at 0℃; for 1h; Reduction; Amination; | 99% |
| With nickel; hydrogen In neat (no solvent) at 200℃; under 760.051 Torr; Flow reactor; | 95.7% |
-
-
123-75-1
pyrrolidine
-
-
2033-24-1
cycl-isopropylidene malonate
-
-
78-84-2
isobutyraldehyde
-
-
93498-09-0
2,2-Dimethyl-5-(2-methyl-1-pyrrolidin-1-yl-propyl)-[1,3]dioxane-4,6-dione
| Conditions | Yield |
|---|---|
| In diethyl ether for 0.166667h; | 100% |
-
-
95-14-7
1,2,3-Benzotriazole
-
-
78-84-2
isobutyraldehyde
-
-
111507-81-4
1-Benzotriazol-1-yl-2-methyl-propan-1-ol
| Conditions | Yield |
|---|---|
| at 25℃; | 100% |
| Conditions | Yield |
|---|---|
| With ammonium formate; palladium on activated charcoal In water; isopropyl alcohol at 20℃; for 0.166667h; | 100% |
| With hydrogen In ethanol at 20℃; for 6h; Green chemistry; | 98% |
| With hydrogen In methanol at 20℃; under 760.051 Torr; for 4h; | 96% |
| Conditions | Yield |
|---|---|
| With boron trifluoride diethyl etherate In dichloromethane at 0 - 20℃; for 1h; | 100% |
| With lithium tetrafluoroborate at 25℃; for 15h; | 98% |
| With boron trifluoride diethyl etherate In dichloromethane at 0 - 20℃; for 22h; Inert atmosphere; Molecular sieve; | 96% |
-
-
10160-87-9
Propiolaldehyde diethyl acetal
-
-
78-84-2
isobutyraldehyde
-
-
86517-10-4
6,6-Diethoxy-2-methyl-hex-4-yn-3-ol
| Conditions | Yield |
|---|---|
| Stage #1: Propiolaldehyde diethyl acetal With n-butyllithium In tetrahydrofuran; cyclohexane at -78℃; for 0.5h; Inert atmosphere; Stage #2: isobutyraldehyde In tetrahydrofuran; cyclohexane at -78℃; for 3h; Stage #3: With hydrogenchloride In tetrahydrofuran; cyclohexane; water | 100% |
| With n-butyllithium In diethyl ether; hexane for 2h; Ambient temperature; | 55% |
-
-
63366-56-3
methylene bis phosphonate de diethyle
-
-
78-84-2
isobutyraldehyde
-
-
111105-89-6
methylenebis(2,2-diethoxy-3,5-diisopropyl-1,4,2-dioxaphospholane)
| Conditions | Yield |
|---|---|
| In neat (no solvent) 1) 20 deg C, 48h, 2) 0.5 mm Hg, 20 deg C, 30 min.; | 100% |
-
-
83814-58-8
5,5-dimethyl-2-(2-methyl)propylidenecyclohexane-1,3-dione
-
-
78-84-2
isobutyraldehyde
-
-
83814-62-4
2,4-diisopropyl-7,7-dimethyl-7,8-dihydro-4H-1,3-benzodioxin-5(6H)-one
| Conditions | Yield |
|---|---|
| With boron trifluoride diethyl etherate In diethyl ether; dichloromethane for 5h; | 100% |
-
-
1535-65-5
difluoromethyl phenyl sulfone
-
-
78-84-2
isobutyraldehyde
-
-
122590-91-4
1,1-difluoro-3-methyl-1-(phenylsulfonyl)butan-2-ol
| Conditions | Yield |
|---|---|
| With sodium hydroxide In dichloromethane | 100% |
| With lithium hexamethyldisilazane In tetrahydrofuran; N,N,N,N,N,N-hexamethylphosphoric triamide at -78℃; for 4h; | 97% |
| With sodium hydroxide; Aliquat 336 In dichloromethane | 73% |
-
-
72959-50-3
2,6-di-tert-butyl-4-methylphenyl propionate
-
-
78-84-2
isobutyraldehyde
-
-
81818-92-0, 103514-50-7
2',6'-bis(1",1"-dimethylethyl)-4'-methylphenyl (2SR,3SR)-2,4-dimethyl-3-hydroxypentanoate
| Conditions | Yield |
|---|---|
| With lithium diisopropyl amide In tetrahydrofuran at 70℃; for 0.833333h; | 100% |
| Stage #1: 2,6-di-tert-butyl-4-methylphenyl propionate With n-butyllithium; polymer-bound N-isopropyl-5-(4-vinylphenyl)pentylamine In tetrahydrofuran; hexane at -78℃; for 0.25h; Stage #2: isobutyraldehyde In tetrahydrofuran; hexane at -78℃; for 1.5h; Further stages.; | 79% |
-
-
78-84-2
isobutyraldehyde
-
-
762-72-1
allyl-trimethyl-silane
-
-
88916-15-8
threo-3-(trimethylsilyl)-4-hydroxy-5-methyl-1-hexene
| Conditions | Yield |
|---|---|
| With N,N,N,N,N,N-hexamethylphosphoric triamide; dicyclopentylboron chloride; tert.-butyl lithium In tetrahydrofuran -78 deg C to r.t.; | 100% |
-
-
78-84-2
isobutyraldehyde
-
-
164524-05-4
1-[(R)-1-((E)-2-Iodo-vinyl)-hexyloxymethyl]-4-methoxy-benzene
| Conditions | Yield |
|---|---|
| With chromium dichloride; nickel dichloride In dimethyl sulfoxide Ambient temperature; | 100% |
| With chromium chloride; nickel dichloride In dimethyl sulfoxide for 2h; Ambient temperature; | 100% |
-
-
78-84-2
isobutyraldehyde
-
-
164524-06-5
tert-Butyl-[(R)-1-((E)-2-iodo-vinyl)-hexyloxy]-diphenyl-silane
| Conditions | Yield |
|---|---|
| With chromium dichloride; nickel dichloride In dimethyl sulfoxide Ambient temperature; | 100% |
| With chromium chloride; nickel dichloride In dimethyl sulfoxide; N,N-dimethyl-formamide for 1h; Ambient temperature; | 100% |
-
-
6089-04-9
3-(tetrahydropyran-2'-yloxy)propyne
-
-
78-84-2
isobutyraldehyde
-
-
41056-46-6
1-isopropyl-4-(tetrahydro-2-pyranyloxy)-2-butyn-1-ol
| Conditions | Yield |
|---|---|
| Stage #1: 3-(tetrahydropyran-2'-yloxy)propyne With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 2h; Stage #2: isobutyraldehyde In tetrahydrofuran; hexane at -78℃; for 1h; Further stages.; | 100% |
| Stage #1: 3-(tetrahydropyran-2'-yloxy)propyne With n-butyllithium In tetrahydrofuran; hexane at -30℃; for 0.5h; Stage #2: isobutyraldehyde In tetrahydrofuran; hexane at -30℃; for 1h; Further stages.; | 89% |
| With n-butyllithium 1.) THF, hexane, -78 deg C, 2 h, 2.) THF, hexane, -78 deg C, 2 h; Yield given. Multistep reaction; | |
| Stage #1: 3-(tetrahydropyran-2'-yloxy)propyne With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 1h; Stage #2: isobutyraldehyde In tetrahydrofuran; hexane at -78℃; |
-
-
870-46-2
t-butoxycarbonylhydrazine
-
-
78-84-2
isobutyraldehyde
-
-
57699-46-4
N'-(2-methylpropylidene)hydrazinecarboxylic acid tert-butyl ester
| Conditions | Yield |
|---|---|
| In toluene at 50℃; for 1h; | 100% |
| In methanol at 20℃; for 1h; | 100% |
| In methanol at 20℃; for 1h; Inert atmosphere; | 100% |
| In ethanol for 3h; Heating; | 99% |
-
-
867-13-0
diethoxyphosphoryl-acetic acid ethyl ester
-
-
78-84-2
isobutyraldehyde
-
-
173724-80-6
(E)-2-(Diethoxy-phosphoryl)-4-methyl-pent-2-enoic acid ethyl ester
| Conditions | Yield |
|---|---|
| With piperidine; acetic acid In benzene for 48h; Heating; | 100% |
| With piperidine; acetic acid for 62h; Condensation; Knoevenagel condensation; | 80% |
| Stage #1: diethoxyphosphoryl-acetic acid ethyl ester With triethylamine; titanium tetrachloride In dichloromethane at 0 - 5℃; Stage #2: isobutyraldehyde In dichloromethane at 0 - 5℃; Horner-Wadsworth-Emmos reaction; |
-
-
71242-58-5
(1S,2R,4R)-(-)-10-mercaptoisoboneol
-
-
78-84-2
isobutyraldehyde
| Conditions | Yield |
|---|---|
| With boron trifluoride diethyl etherate In dichloromethane | 100% |
-
-
78-84-2
isobutyraldehyde
-
-
311806-49-2
1,4,4-trimethyl-1,2,3,4-tetrahydrophosphinoline 1-oxide
-
-
311806-50-5
1-(2-Hydroxy-3-methylbutyl)-4,4-dimethyl-1,2,3,4-tetrahydrophosphinoline oxide
| Conditions | Yield |
|---|---|
| Stage #1: 1,4,4-trimethyl-1,2,3,4-tetrahydrophosphinoline-1-oxide With n-butyllithium In tetrahydrofuran; hexane for 0.666667h; Metallation; Stage #2: isobutyraldehyde In tetrahydrofuran; hexane at 20℃; for 1h; Alkylation; Further stages.; | 100% |
| Conditions | Yield |
|---|---|
| Multistep reaction.; | 100% |
-
-
78-84-2
isobutyraldehyde
-
-
303053-83-0
(E)-3,4-Dimethyl-1-piperidin-1-yl-5-tributylstannanyl-pent-3-en-1-one
| Conditions | Yield |
|---|---|
| With dibutyltin chloride; isobutyraldehyde at 20℃; for 1h; | 100% |
-
-
78-84-2
isobutyraldehyde
-
-
214777-06-7
(8β)-De-A,B-23,23-dibromo-8-(tert-butyldimethylsilyloxy)-24-norchol-22-ene
-
-
263712-12-5
(8β)-De-A,B-8-(tert-butyldimethylsilyloxy)-22-cholestyne-24-ol
| Conditions | Yield |
|---|---|
| Stage #1: (8β)-De-A,B-23,23-dibromo-8-(tert-butyldimethylsilyloxy)-24-norchol-22-ene With n-butyllithium In tetrahydrofuran; hexane at -78 - 20℃; for 1.5h; Stage #2: isobutyraldehyde In tetrahydrofuran; hexane at -78℃; for 0.333333h; | 100% |
| Conditions | Yield |
|---|---|
| With potassium hydroxide In toluene at 20℃; for 3h; Darzens reaction; | 100% |
-
-
74067-45-1
2-amino-5-chloro-α-(2'-chlorophenyl)benzyl alcohol
-
-
78-84-2
isobutyraldehyde
-
-
152906-75-7
5-chloro-α-(2-chlorophenyl)-2-(isobutylamino)benzyl alcohol
| Conditions | Yield |
|---|---|
| With sodium cyanoborohydride; acetic acid In methanol at 20℃; | 100% |
-
-
105-45-3
acetoacetic acid methyl ester
-
-
78-84-2
isobutyraldehyde
-
-
55848-84-5
5-hydroxy-6-methyl-3-oxo-heptanoic acid methyl ester
| Conditions | Yield |
|---|---|
| Stage #1: acetoacetic acid methyl ester With sodium hydride In tetrahydrofuran at 0℃; for 0.166667h; Stage #2: With n-butyllithium In tetrahydrofuran; hexane at 20℃; for 0.333333h; Stage #3: isobutyraldehyde In tetrahydrofuran; hexane at -78 - 20℃; for 1.08333h; | 100% |
| Stage #1: acetoacetic acid methyl ester With lithium diisopropyl amide In tetrahydrofuran; hexane at -60 - 20℃; for 0.416667h; Weiler method; Inert atmosphere; Stage #2: isobutyraldehyde In tetrahydrofuran; hexane at -60 - 20℃; for 4h; Weiler method; Inert atmosphere; Stage #3: With water; ammonium chloride In tetrahydrofuran; hexane Inert atmosphere; | 95% |
| Stage #1: acetoacetic acid methyl ester With sodium hydride In tetrahydrofuran at 0℃; Stage #2: With n-butyllithium In tetrahydrofuran at -78℃; Stage #3: isobutyraldehyde In tetrahydrofuran Further stages.; |
-
-
78-84-2
isobutyraldehyde
-
-
560095-49-0
(1-phenyl-2-propen-1-yl)pentamethyl phosphoric triamide
| Conditions | Yield |
|---|---|
| Stage #1: (1-phenyl-2-propen-1-yl)pentamethyl phosphoric triamide With n-butyllithium In tetrahydrofuran; hexane at -50℃; for 0.166667h; Stage #2: isobutyraldehyde In tetrahydrofuran; hexane at -50 - 20℃; for 1h; | 100% |
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