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 according to the contract research and development services for t
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inquiryChemlyte Solutions believe that customers and suppliers deserve much more than what traditional distributors can offer. To grow in today s fast-paced and increasingly competitive market it is essential to be able to quickly adapt to market forces eff
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inquiryProduct website: http://www.finerchem.com Product Name 3,3-Dimethylacrylic acid CAS No. 541-47-9 Appeara
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inquiryWe are manufacturer of this product. If you are looking for the material's manufacturer or supplier in China, Ality Group is your best choice. Specifications of our Senecioic acid CAS 541-47-9: Items Spec
Items Standard Result Assay 98%min ----------------------------------------------------------------------------------------------
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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
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inquiryhigh quality Appearance:White or off-white Solid Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea Port:shanghai
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
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inquiry1 Factory price 2 Good service 3 High quality 4 Prompt delivery Appearance:white crystals Storage:Kept in dry and cool place and from sunlight; Kept the packing intact. Package: 25kg plastic woven bag with inner linning. Application:Fine Chem
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inquiryWith our good experience, we offer detailed technical support and advice to assist customers. We communicate closely with customers to establish their quality requirements. Consistent Quality Our plant has strict quality control in each manufactu
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inquiryName : 3,3-dimethylacrylic acid Synonyms : 3-methyl-2-butenoic acid; 3-methylcrotonic acid; senecioic acid; 3,3-dimethylacrylic acid Molecular Structure : 3,3-dimethylacrylic acid; 3-methyl-2-butenoic acid; 3-methylcrotonic acid; senecioic
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inquiry3,3-Dimethylacrylic acid CAS: 541-47-9 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 i
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Appearance:white or light yellow crystalline powder Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:Used for research and industrial manufacture. Transportation:By
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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
3-Methylbutenoic acid
Conditions | Yield |
---|---|
In various solvent(s) for 0.0166667h; Irradiation; | 99% |
Conditions | Yield |
---|---|
With 4H3N*4H(1+)*CuMo6O18(OH)6(4-); water; oxygen; sodium carbonate at 50℃; under 760.051 Torr; for 12h; | 98% |
With copper acetylacetonate; oxygen; sodium hydroxide; 1,3-bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene In water at 50℃; under 760.051 Torr; for 12h; Sealed tube; | 91% |
With Iron(III) nitrate nonahydrate; oxygen; sodium 2,2,2-trifluoroacetate In ethyl acetate at 25℃; under 760.051 Torr; for 16h; | 38% |
(Z)-3-iodobut-2-enoic acid
methylmagnesium bromide
3-Methylbutenoic acid
Conditions | Yield |
---|---|
Stage #1: methylmagnesium bromide With zinc dibromide In diethyl ether at 25℃; Stage #2: (Z)-3-iodobut-2-enoic acid; dichloro bis(acetonitrile) palladium(II) In tetrahydrofuran; diethyl ether; N,N-dimethyl-formamide at 25℃; for 12h; | 95% |
Conditions | Yield |
---|---|
1,4-di(diphenylphosphino)-butane; bis(dibenzylideneacetone)-palladium(0) In 1,2-dimethoxyethane at 190℃; under 30400 Torr; for 48h; | 92% |
Conditions | Yield |
---|---|
With potassium phosphate; carbon dioxide; CrH6Mo6O24(3-)*3H3N*3H(1+) In dimethyl sulfoxide at 80℃; under 750.075 Torr; for 24h; Green chemistry; | 89% |
Multi-step reaction with 2 steps 1: 1-hydroxy-1,2-benziodoxole-3(1H)-one-1-oxide / dimethylsulfoxide / 16 h / 20 °C 2: NaOH; H2O / dimethylsulfoxide View Scheme |
3-methyl-2-buten-1-ol
A
3-Methylbutenoic acid
B
3,3-dimethyl acrylaldehyde
Conditions | Yield |
---|---|
With 2,2,6,6-tetramethyl-piperidine-N-oxyl; sodium acetate; 4,7-di-(NaSO3Ph)-[1.10]phenanthroline-Pd(OAc)2 In water at 100℃; under 22502.3 Torr; for 10h; pH=6.5 - 11.5; | A n/a B 88% |
With 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; oxygen; titanium(IV) oxide In benzotrifluoride under 750.075 Torr; for 8h; Irradiation; | |
With oxygen In water at 20℃; under 760.051 Torr; for 336h; pH=6.5 - 7; |
Conditions | Yield |
---|---|
With sodium hypochlorite In chloroform; water | 80% |
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid at 100 - 110℃; for 1h; | 76% |
With sulfuric acid | |
With sulfuric acid durch Destillation; |
Conditions | Yield |
---|---|
With (2,2'-bipyridine)nickel(II) dibromide; tetrabutylammonium tetrafluoroborate In N,N-dimethyl-formamide at -10℃; electrolysis with 3 F/mol at 10 mA/cm2; Pt cathode; Mg anode; | 64% |
With tetrabutylammonium tetrafluoroborate; (2,2'-bipyridine)nickel(II) dibromide In N,N-dimethyl-formamide at -10℃; Product distribution; electrolysis with 3 F/mol at 10 mA/cm2; Pt cathode, Mg anode; without/with catalyst; | 64% |
Conditions | Yield |
---|---|
With bis-[(trifluoroacetoxy)iodo]benzene In chloroform at -40 - 20℃; | A 57% B n/a |
Conditions | Yield |
---|---|
With sodium hypochlorite; lithium hypochlorite In ethanol at 77℃; for 8h; | 56% |
With sodium hydroxide; sodium bromite; sodium bromide In water at 0 - 45℃; for 2h; | 40% |
With potassium hydroxide; iodine |
Conditions | Yield |
---|---|
With [bmim]PF6; triethylamine; bis-triphenylphosphine-palladium(II) chloride In water at 100℃; under 15001.2 Torr; for 20h; | 56% |
With sodium hydroxide; cetyltrimethylammonim bromide; nickel cyanide In toluene at 95℃; under 735.5 Torr; for 8h; | 45% |
Conditions | Yield |
---|---|
With sulfuric acid |
ethyl 2-bromoisovalerate
A
α-ethoxy-isovaleric acid ethyl ester
B
3-Methylbutenoic acid
Conditions | Yield |
---|---|
With ethanol; sodium ethanolate Bildung des Aethylesters; |
Conditions | Yield |
---|---|
With N,N-diethylaniline Bildung des Aethylesters; | |
With quinoline at 170 - 175℃; und dann Erhitzen auf185-190grad;Bildung des Aethylesters; | |
With quinoline at 225℃; Bildung des Aethylesters; | |
With potassium hydroxide |
4-methyl-4,5-dihydro-1H-pyrazole-3-carboxylic acid methyl ester
A
3-Methylbutenoic acid
B
4-Methylpyrazol-3-carbonsaeure-methylester
Conditions | Yield |
---|---|
at 140 - 190℃; |
Conditions | Yield |
---|---|
With potassium hydroxide |
iodoform
sodium isobutoxide
A
formic acid
B
3-Methylbutenoic acid
C
α-isobutoxy-isobutyric acid
D
isobutyric Acid
Conditions | Yield |
---|---|
Produkt 5-8:Methylisobutylaether;Methylendiisobutylaether;Isobutylen;1,2-Diisobutoxy-2-methyl-propan-1-ol; |
Conditions | Yield |
---|---|
bei unvollstaendiger Ozonisation entstandenes Produkt reagiert mit Wasser; | |
With chloroform; ozone und Umsetzen das Reaktionsprodukt mit Wasser; |
ethyl 3-hydroxy-3-methylbutanoate
3-Methylbutenoic acid
Conditions | Yield |
---|---|
durch Wasserabspaltung und Verseifung des Reaktionsprodukts; | |
With formic acid | |
With potassium pyrosulfate at 140 - 145℃; Bildung des Aethylesters; | |
Verseifen des Esters nach Wasserabspaltung; | |
With phosphorus trichloride Bildung des Aethylesters; |
ethyl 2-acetyl-3-methylbut-2-enoate
A
3-Methylbutenoic acid
B
acetic acid
Conditions | Yield |
---|---|
With barium dihydroxide |
2-bromoisovaleric acid
sodium methylate
A
2-methoxy-3-methylbutanoic acid
B
3-Methylbutenoic acid
2-bromoisovaleric acid
A
2-methoxy-3-methylbutanoic acid
B
3-Methylbutenoic acid
Conditions | Yield |
---|---|
With sodium methylate |
2-bromoisovaleric acid
3-Methylbutenoic acid
Conditions | Yield |
---|---|
With quinoline zunaechst auf 140-150grad und dann auf 165-170grad; | |
With ammonium hydroxide nachfolgendes Zerlegen mit Baryt und Ansaeuern mit Schwefelsaeure; |
1,1,1-trichloro-3,3-dimethyl-3-bromopropane
sodium ethanolate
3-Methylbutenoic acid
3-methylbut-2-enal
A
3-Methylbutenoic acid
B
4-methyl-2-oxo-pent-3-enoic acid
Conditions | Yield |
---|---|
With potassium hydroxide; ethanol; silver nitrate |
4-chloro-2-methylbut-3-yn-2-ol
3-Methylbutenoic acid
Conditions | Yield |
---|---|
ueber 4-Chlor-2-methyl-but-1-en-3-in; |
3-Methylbutenoic acid
tert-butylisonitrile
isovaleraldehyde
Conditions | Yield |
---|---|
In water for 0.5h; Passerini reaction; Sonication; Cooling with ice; | 100% |
In water at 25℃; Kinetics; Further Variations:; Solvents; Reagents; Passerini reaction; | 95% |
In water at 20℃; Passerini reaction; | 86% |
In dichloromethane at 25℃; for 18h; Kinetics; Product distribution; Further Variations:; Solvents; Passerini reaction; | 45% |
3-Methylbutenoic acid
p-chlorobenzylisocyanide
isovaleraldehyde
C18H25ClN2O2
Conditions | Yield |
---|---|
With ammonia In methanol; water at 130℃; for 1.5h; Ugi reaction; Microwave irradiation; microwave tube; | 100% |
Conditions | Yield |
---|---|
With oxalyl dichloride In dichloromethane at 20℃; | 99% |
With thionyl chloride at 0℃; for 3h; | 96% |
With thionyl chloride 1.) reflux, 1.3 h, 2.) room temperature, 2.5 h, 3.) reflux, 1 h; | 92% |
3-Methylbutenoic acid
phenylmethanethiol
3-methyl-3-(phenylmethylthio)butanoic acid
Conditions | Yield |
---|---|
With hydrogenchloride In piperidine | 99% |
With piperidine for 24h; Heating; | 90% |
With piperidine for 22h; Heating; | 81% |
Conditions | Yield |
---|---|
With potassium hydroxide; tetrabutylammomium bromide In chloroform for 18h; Heating; | 99% |
With caesium carbonate In N,N-dimethyl-formamide | 87% |
With potassium hydroxide; tetrabutylammomium bromide In chloroform; water for 18h; Reflux; Inert atmosphere; | 417 mg |
Conditions | Yield |
---|---|
tetrachlorobis(tetrahydrofuran)hafnium(IV) In benzene for 38h; Heating; | 99% |
With iron(III)-acetylacetonate In 5,5-dimethyl-1,3-cyclohexadiene for 14h; Inert atmosphere; Reflux; | 95% |
With TiO(acac)2 In xylene for 36h; Heating; | 93% |
With di-tert-butyl-diazodicarboxylate; polymer-bound triphenylphosphine In tetrahydrofuran at 0 - 20℃; for 12h; Mitsunobu reaction; | 87% |
With di-tert-butyl-diazodicarboxylate; triphenylphosphine polystyrene beads In tetrahydrofuran at 20℃; for 12h; Mitsunobu reaction; | 87% |
3-Methylbutenoic acid
(1R,2R,3S,6R,8R,9R)-3-methoxy-1,8,12,12-tetramethyl-4-oxatricyclo[6.4.0.0(2,6)]dodecan-9-ol
(1R,2R,3S,6R,8R,9R)-3-methoxy-1,8,12,12-tetramethyl-4-oxatricyclo[6.4.0.0(2,6)]dodecan-9-yl 3-methylbut-2-enoate
Conditions | Yield |
---|---|
With dmap; dicyclohexyl-carbodiimide In toluene at 20℃; for 24h; | 99% |
Stage #1: 3-Methylbutenoic acid; (1R,2R,3S,6R,8R,9R)-3-methoxy-1,8,12,12-tetramethyl-4-oxatricyclo[6.4.0.0(2,6)]dodecan-9-ol With dmap; dicyclohexyl-carbodiimide In toluene at 0 - 20℃; Stage #2: With 1,8-diazabicyclo[5.4.0]undec-7-ene In dichloromethane at 20℃; for 9h; | 6.5 mg |
3-Methylbutenoic acid
3,5-Dimethylphenol
4,4,5,7-tetramethyl-3,4-dihydrocoumarin
Conditions | Yield |
---|---|
With methanesulfonic acid In toluene at 85℃; for 4h; Inert atmosphere; | 99% |
3-Methylbutenoic acid
Trimethylhydroquinone
6-hydroxy-4,4,5,7,8-pentamethyl-3,4-dihydrocoumarin
Conditions | Yield |
---|---|
With methanethiosulfonic acid at 70℃; for 1.5h; | 98% |
With methanesulfonic acid at 70℃; for 4h; | 87% |
With methanesulfonic acid at 85℃; for 3h; | 85% |
3-Methylbutenoic acid
3-methyl-2-butenoic anhydride
Conditions | Yield |
---|---|
With N,N-bis[2-oxo-3-oxazolidinyl]phosphorodiamidic chloride; triethylamine In dichloromethane at 20℃; for 0.5h; | 98% |
With potassium carbonate; 2-(4-nitrobenzenesulfonyl)-4,5-dichloropyridazin-3-one In tetrahydrofuran at 40℃; for 3h; | 92% |
With triethylamine; trichloroacetonitrile; triphenylphosphine In dichloromethane at 20℃; for 4h; | 75% |
Conditions | Yield |
---|---|
With phosphorus pentoxide In methanesulfonic acid at 70℃; for 0.333333h; Friedel-Crafts Acylation; Inert atmosphere; Microwave irradiation; | 98% |
With methanesulfonic acid; phosphorus pentoxide at 70℃; | 96% |
With methanesulfonic acid; phosphorus pentoxide at 70℃; for 0.5h; | 94% |
Conditions | Yield |
---|---|
With aluminum (III) chloride at 5 - 20℃; for 0.333333h; | 98% |
With aluminium trichloride at 65℃; | 94% |
Stage #1: 3-Methylbutenoic acid; benzene; aluminum (III) chloride at 65℃; Stage #2: With hydrogenchloride; water at 0℃; pH=< 2; | 94% |
Thiophene-2-thiol
3-Methylbutenoic acid
3-methyl-3-(thiophene-2-thio)butyric acid
Conditions | Yield |
---|---|
With triethylamine In tetrahydrofuran for 21h; Heating; | 98% |
With triethylamine In tetrahydrofuran for 20h; Reflux; Inert atmosphere; | 63.35% |
With triethylamine In tetrahydrofuran for 20h; Reflux; Inert atmosphere; | 63.35% |
With triethylamine In tetrahydrofuran for 20h; Inert atmosphere; Reflux; | 63.35% |
With triethylamine In tetrahydrofuran for 20h; Inert atmosphere; Reflux; | 63.4% |
N-p-toluenesulfonylpyrrole
3-Methylbutenoic acid
Conditions | Yield |
---|---|
With {[Zn4(pdpa)2(H2O)8]*H2O}n; trifluoroacetic anhydride In 1,2-dichloro-ethane for 4h; Reagent/catalyst; Nazarov Cyclization; Reflux; | 98% |
With C10H2N16(4-)*3H2O*4Ag(1+); trifluoroacetic anhydride In 1,2-dichloro-ethane for 5h; Reagent/catalyst; Nazarov Cyclization; Reflux; | 92% |
With iron(III) chloride; trifluoroacetic anhydride In dichloromethane for 4h; Reflux; | 74% |
With trifluoroacetic anhydride In 1,2-dichloro-ethane at 80℃; for 16h; Nazarov cyclization; | 51% |
3-Methylbutenoic acid
Conditions | Yield |
---|---|
In dichloromethane dissolving (TiMgCl6(C2H5O2CCH3)4) (3.2 mmol) in CH2Cl2; addn. of (CH3)2CCHCO2H (6.5 mmol) against a stream of N2; warming to 35°C for 1.5 h; cooling to room temp.;; pumping off solvent; stirring with hexane; filtering, drying in vac. for 2 h; elem. anal.;; | 98% |
3-Methylbutenoic acid
Conditions | Yield |
---|---|
With dmap; diisopropyl-carbodiimide In dichloromethane at 40℃; for 24h; | 98% |
Conditions | Yield |
---|---|
With [1-(3-sulfonic acid)]propyl-3-methylimidazolium hydrogen sulfate for 3h; Reflux; Green chemistry; | 97.8% |
With sulfuric acid | 95% |
With sulfuric acid for 16h; Heating; | 92% |
3-Methylbutenoic acid
<(4-nitrophenyl)oxy>sulfonyl isocyanate
(4-nitrophenyl)-N-(3-methylbut-2-enoyl)sulfamate
Conditions | Yield |
---|---|
With triethylamine In toluene at 20℃; for 0.5h; | 97% |
3-Methylbutenoic acid
recorcinol
1-(2',4'-dihydroxyphenyl)-3-methyl-1-oxo-2-butene
Conditions | Yield |
---|---|
With zinc(II) chloride; trichlorophosphate at 25℃; for 2h; | 96.9% |
With aluminium trichloride; trichlorophosphate for 5h; Ambient temperature; | 92% |
Stage #1: 3-Methylbutenoic acid With boron trifluoride diethyl etherate; trichlorophosphate at 0℃; for 0.25h; Substitution; Stage #2: recorcinol at 25℃; for 5h; Acylation; Friedel-Crafts reaction; | 80% |
3-Methylbutenoic acid
thiophenol
3-methyl-3-phenylsulfanyl-butanoic acid
Conditions | Yield |
---|---|
With tetrabutyl ammonium fluoride at 50℃; for 24h; | 96% |
With iodine at 50℃; for 5h; Michael reaction; | 95% |
With piperidine at 103 - 107℃; for 19h; | 87% |
3-Methylbutenoic acid
dimethyl sulfoxide
3-Methyl-but-2-enoic acid methylsulfanylmethyl ester
Conditions | Yield |
---|---|
With t-butyl bromide; sodium hydrogencarbonate at 25 - 30℃; for 24h; | 95% |
With t-butyl bromide; sodium hydrogencarbonate |
3-Methylbutenoic acid
3-Phenyl-1-propanol
3-phenylpropyl 3-methyl-2-butenoate
Conditions | Yield |
---|---|
With chloro-trimethyl-silane; silver perchlorate; titanium tetrachloride; 4-(trifluoromethyl)benzoic anhydride In dichloromethane; toluene at 20℃; for 12h; | 95% |
With 2-fluoro-1-ethylpyridinium tetrafluoroborate; cesium fluoride 1) methylene chloride, 30 min, r.t., 2) methylene chloride, overnight, r.t.; Yield given. Multistep reaction; |
3-Methylbutenoic acid
methoxyhydroquinone
2,2-Dimethyl-6-hydroxy-7-methoxy-4-chromanone
Conditions | Yield |
---|---|
With methanesulfonic acid at 70℃; for 12h; | 95% |
With methanesulfonic acid; phosphorus pentoxide at 70℃; for 0.5h; | 91% |
With methanesulfonic acid; phosphorus pentoxide | 91% |
With trifluoroacetic acid at 80℃; for 1h; | 84% |
With PPA 1.) 30 deg C, 4 h, 100 deg C, 1 h; | 48% |
3-Methylbutenoic acid
3-Ethoxy-4-methoxybenzenethiol
3-(3-Ethoxy-4-methoxy-phenylsulfanyl)-3-methyl-butyric acid
Conditions | Yield |
---|---|
With piperidine at 103 - 107℃; for 18h; | 95% |
3-Methylbutenoic acid
4-bromo-3-(bromomethyl)but-2-enoic acid
Conditions | Yield |
---|---|
With N-Bromosuccinimide; Perbenzoic acid In tetrachloromethane for 4h; Heating; | 95% |
With N-Bromosuccinimide; dibenzoyl peroxide In tetrachloromethane for 4h; Reflux; | 95% |
With N-Bromosuccinimide; dibenzoyl peroxide In tetrachloromethane Reflux; | 95% |
3-Methylbutenoic acid
4-methoxy-phenol
4'-methoxyphenyl 3-methylbut-2-enoate
Conditions | Yield |
---|---|
With dmap; dicyclohexyl-carbodiimide In dichloromethane for 6h; Ambient temperature; | 95% |
With aluminium trichloride; trichlorophosphate for 0.5h; Ambient temperature; Yield given; |
3-Methylbutenoic acid
rac-methylbenzylamine
A
N-benzyl-3,3-dimethylacrylic amide
B
3-Methyl-but-2-enoic acid (1-phenyl-ethyl)-amide
Conditions | Yield |
---|---|
With potassium hydroxide; bis(o-nitrophenyl)phenylphosphonate; tetra(n-butyl)ammonium hydrogensulfate; potassium carbonate other amines; multistep reaction; | A 95% B 85% |
3-Methylbutenoic acid
benzyl 2-amino-(R)-4,6-O-benzylidene-2-deoxy-β-D-allopyranoside
benzyl (R)-4,6-O-benzylidene-2-deoxy-2-(3-methyl-2-butenamido)-β-D-allopyranoside
Conditions | Yield |
---|---|
With trichloroacetic acid pentachlorophenyl ester; triethylamine In tetrahydrofuran at 20℃; for 8h; | 95% |
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