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 quantiti
Cas:79-31-2
Min.Order:100 Gram
Negotiable
Type:Lab/Research institutions
inquiryItems Standard Result Assay 99.9%min 99.9% Hangzhou Dingyan Chem is a leading manufacturer and supplier of che
Cas:79-31-2
Min.Order:1 Kilogram
FOB Price: $1300.0 / 1600.0
Type:Trading Company
inquiryPurity 99% with competitive price Fast delivery Prompt shipment Appearance:colorless transparent liquid Storage:Store in cool dry place Package:drum packing Application:Food flavors, mainly for the preparation of butter, apples, caramel, chees
Cas:79-31-2
Min.Order:1 Metric Ton
Negotiable
Type:Manufacturers
inquiryT he 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 service Appearance:White
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
Used in the production of cetyl alcohol esters, food flavors and fragrances, pharmaceuticals, etc. Appearance:Colorless transparent oily liquid Storage:Store in a cool, dry, well ventilated warehouse. Package:200kg PE drum Application:Used in the p
Cas:79-31-2
Min.Order:1 Metric Ton
Negotiable
Type:Manufacturers
inquiryOur 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
Isobutyric acid Basic information Product Name: Isobutyric acid Synonyms: RARECHEM AL BO 0091;METHYLPROPIONIC ACID;ISOPROPYL FORMIC ACID;ISOBUTYRIC ACID;FEMA 2222;2-Methyl propiori cacid
Cas:79-31-2
Min.Order:1 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryIsobutyric acid CAS No.:79-31-2 Formula: C4H8O2 MW: 88.11 Melting point: -47 °C Characters: Colorless oily liquid. Irritant odor like butyric acid. With ethanol, ether, chloroform immiscibility. Product Usage: Used as a lipid solvent, bu
Cas:79-31-2
Min.Order:5 Metric Ton
FOB Price: $1.0 / 2.0
Type:Other
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Cas:79-31-2
Min.Order:1 Kilogram
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Type:Trading Company
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
Price, service, company and transport advantage: 1.place of origin china with super quality by reasonable price. 2. it's customers' right to choose the package (ems, dhl, fedex, ups); 3. it's custo
Cas:79-31-2
Min.Order:10 Gram
Negotiable
Type:Trading Company
inquiryAppearance:Colorless transparent liquid Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application: Food flavors, mainly for the preparati... Transportation:Common products:
Cas:79-31-2
Min.Order:100 Metric Ton
Negotiable
Type:Lab/Research institutions
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
Cas:79-31-2
Min.Order:0 Metric Ton
Negotiable
Type:Lab/Research institutions
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
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:79-31-2
Min.Order:10 Gram
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Type:Lab/Research institutions
inquirySuperior quality, moderate price & quick delivery. Appearance:clear colorless liquid 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:GB 2760-1
Product 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:79-31-2
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryHangzhou 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
Located in Hangzhou National Hi-Tech Industrial Development Zone, zhongqichem is a technical company mainly focus on the Custom synthesis, manufacturing, sales of chemicals to various industries. Benefiting from the outstanding customer service an
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Our clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS
Product Description Description & Specification Category Pharmaceutical Raw Materials, Fine Chemicals, Bulk drug Standard Medical standard
Cas:79-31-2
Min.Order:1 Kilogram
FOB Price: $112.0
Type:Trading Company
inquiryAnsciep 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
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
Isobutyric acid CAS NO.79-31-2 CAS NO.79-31-2 Application:Isobutyric acid CAS NO.79-31-2 CAS NO.79-31-2
Xiamen Luyunjia Trading Co.,Ltd Package:1kg/bag; 3403kg/drum, or as customer's request. Application:Xiamen Luyunjia Trading Co.,Ltd Transportation:DHL, EMS, FedEx, TNT, AIR, SEA Port:Beijing,Shanghai,Guangzhou ,China main port
Conditions | Yield |
---|---|
With 2,2,6,6-tetramethyl-piperidine-N-oxyl; trichloroisocyanuric acid; sodium hydrogencarbonate; sodium bromide In water; acetone at 20℃; for 3h; | 100% |
With tert.-butylhydroperoxide; copper(ll) bromide In water; dimethyl sulfoxide at 20℃; for 1.2h; Inert atmosphere; | 88% |
With aluminium trichloride; silver bromate In acetonitrile for 0.65h; Heating; | 83% |
(4S)-4-benzyl-3-(2-methylpropionyl)-2-oxazolidinone
isobutyric Acid
Conditions | Yield |
---|---|
With lithium hydroxide; dihydrogen peroxide; sodium sulfite In tetrahydrofuran; water at 0℃; for 2h; | 100% |
Conditions | Yield |
---|---|
With N-hydroxyphthalimide; oxygen In acetonitrile at 30℃; for 3h; Schlenk technique; | 99% |
With dihydrogen peroxide In water; acetonitrile at 45℃; for 1h; chemoselective reaction; | 98% |
With oxygen In n-heptane at 20℃; under 750.06 Torr; Rate constant; Mechanism; Kinetics; effect of various solvents, further pressure and temperature; | 96.2% |
methyl-d3 2-methylpropanoate
A
1,1,1-trideuteromethanol
B
isobutyric Acid
Conditions | Yield |
---|---|
With water; ion exchange resin Product distribution / selectivity; | A 99% B n/a |
1,1,1-trifluoro-5-methyl-2,4-hexanedione
isobutyric Acid
Conditions | Yield |
---|---|
With oxygen; sodium hydrogencarbonate In acetonitrile for 4h; Molecular sieve; Irradiation; | 99% |
N,N'-diisobutyryltetrahydropyrazole
B
isobutyric Acid
Conditions | Yield |
---|---|
With hydrogenchloride for 8h; Heating; | A 98.8% B n/a |
Conditions | Yield |
---|---|
With phenylsilane; C12H23N2O2P In tetrahydrofuran at 23℃; for 2h; | 98% |
With sodium tetrahydroborate; sodium hydroxide In water at 20 - 60℃; | 90% |
With potassium hydroxide; hydrogen; K3HCo(CN)5; β‐cyclodextrin for 24h; Ambient temperature; | 89% |
Conditions | Yield |
---|---|
Stage #1: 3-bromo-3-methyl-but-1-ene With triacetylglycerol for 0.833333h; Stage #2: With vanadium dioxide at 10℃; for 1.33333h; Temperature; | 96% |
Conditions | Yield |
---|---|
With poly-4-vinylpyridine In N,N-dimethyl-formamide for 0.05h; microwave irradiation; | 91% |
In water for 0.25h; Decarboxylation; microwave irradiation; | 83% |
at 190℃; | |
In neat (no solvent) at 192℃; Kinetics; Thermodynamic data; ΔH(excit.), ΔS(excit.), ΔF(excit.); |
Conditions | Yield |
---|---|
With benzene-1,2-dicarboxylic acid for 0.666667h; microwave irradiation; | 90% |
With potassium phosphate buffer; nitrilase from Alcaligenes faecalis ATCC8750 at 30℃; for 58h; pH=7.3; | 71% |
With hydrogenchloride; water at 170℃; Kinetics; Thermodynamic data; Further Variations:; Temperatures; hydrothermolysis; |
Conditions | Yield |
---|---|
With oxygen; cobalt naphthenate00 at 50 - 55℃; for 2h; Product distribution; other time, temperature and catalyst;; | A 90% B n/a |
Conditions | Yield |
---|---|
With potassium hydroxide; hydrogen; K3HCo(CN)5; β‐cyclodextrin for 24h; Ambient temperature; | 87% |
Conditions | Yield |
---|---|
With hydrogenchloride In acetone for 4h; Reagent/catalyst; Solvent; Reflux; | 87% |
N,N'-diisobutyrylhexahydropyridazine
A
1,2,3,4,5,6-hexahydropyridazine hydrochloride
B
isobutyric Acid
Conditions | Yield |
---|---|
With hydrogenchloride for 8h; Heating; | A 86.3% B n/a |
Conditions | Yield |
---|---|
With ruthenium(IV) oxide; sodium periodate In dichloromethane; water; acetonitrile for 6h; Ambient temperature; | A n/a B 85% |
With ruthenium(IV) oxide; sodium periodate In dichloromethane; water; acetonitrile for 6h; Ambient temperature; |
Conditions | Yield |
---|---|
With perchloric acid; bromamine T In water at 35 - 40℃; Kinetics; Mechanism; Thermodynamic data; ΔH and ΔS; var. solv.: D2O; | A 82% B 82% |
With perchloric acid; mercury(II) diacetate; N-bromoacetamide In water at 30℃; Kinetics; Mechanism; effect of the concentrations of NBA, MIK, acid and Hg(OAc)2; effect of the ionic strength; D2O isotopic effect; further temperatures; |
indole
2-Methylpropionic anhydride
A
1-(1H-indol-3-yl)-2-methylpropan-1-one
B
isobutyric Acid
Conditions | Yield |
---|---|
With Cl(1-)*C5H14NO(1+)*3ZnCl2 at 120℃; for 0.166667h; Friedel-Crafts Acylation; Microwave irradiation; Green chemistry; regioselective reaction; | A 81% B n/a |
methanol
1-naphthylmethyl 2-methylpropanoate
A
monoisopropylmethylnaphthalene
B
1-(methoxymethyl)naphthalene
C
isobutyric Acid
Conditions | Yield |
---|---|
at 20℃; Rate constant; Quantum yield; Irradiation; | A 6% B 80% C n/a |
Conditions | Yield |
---|---|
With potassium hydroxide; hydrogen; K3HCo(CN)5; β‐cyclodextrin at 70℃; for 24h; | 80% |
Conditions | Yield |
---|---|
With potassium hydroxide; hydrogen; K3HCo(CN)5; β‐cyclodextrin at 70℃; for 24h; | 77% |
Conditions | Yield |
---|---|
With hydrogenchloride; sodium chlorite; water at 20℃; for 0.0833333h; | A 76% B 8% |
1-butoxy-1-isobutoxy butane
A
2-methyl-propan-1-ol
B
butyl butyrate
C
isobutyl n-butyrate
D
isobutyric Acid
E
butyric acid
F
butan-1-ol
Conditions | Yield |
---|---|
With oxygen; cobalt(II) acetate at 90℃; under 750.06 Torr; Mechanism; Rate constant; other oxygen pressure; | A 5.5% B 3% C 3.5% D 5% E 73.5% F 7% |
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In water; acetone at 100℃; under 11103.3 Torr; for 4h; | 72% |
With Methyltrichlorosilane; sodium iodide In acetonitrile for 12h; Product distribution; Heating; var. carboxylic acid alkyl esters; var. times; other temp.: room tem temp.; | 70% |
In sodium hydroxide at 25℃; Thermodynamic data; |
2-Methylpropionic anhydride
phenylacetylene
phenylacetyl chloride
A
3-phenylnaphthalen-1-ol
B
isobutyric Acid
Conditions | Yield |
---|---|
Stage #1: 2-Methylpropionic anhydride; phenylacetylene; phenylacetyl chloride at 190℃; for 48h; Inert atmosphere; Stage #2: With potassium hydroxide In water at 100℃; for 13 - 15h; | A 70% B n/a |
Conditions | Yield |
---|---|
With ruthenium trichloride; sodium periodate In tetrachloromethane; water; acetonitrile for 60h; | 66% |
Conditions | Yield |
---|---|
With sodium bromate; sodium hydrogensulfite for 2h; Ambient temperature; | A 65% B 7% |
3-hydroxy-2-methyl-1-propene
A
1,1,3-trimethyl glutaric acid
B
isobutyric Acid
Conditions | Yield |
---|---|
With potassium hydroxide In cyclohexene at 300℃; for 20h; | A 16.6% B 58.5% |
With potassium hydroxide at 300℃; |
3,3-dimethyl-2-phenylsulphonyl-2-trimethylsilyloxirane
A
2-methyl-2-(trimethylsilyl)propanoic acid
B
2-bromo-2-methylpropanoyltrimethylsilane
C
isobutyric Acid
Conditions | Yield |
---|---|
With magnesium bromide ethyl etherate In diethyl ether at 0℃; for 2.33333h; | A 24% B 57% C 9% |
ethyl 2-methyl-2-methyl tellurium propionate
A
dimethyl ditelluride
B
isobutyric Acid
C
Ethyl isobutyrate
Conditions | Yield |
---|---|
With potassium hydroxide In tetrahydrofuran; water at 70℃; for 3h; Inert atmosphere; | A 52% B 14% C 22% |
Conditions | Yield |
---|---|
With boron trifluoride diethyl etherate at 90℃; for 1.5h; Inert atmosphere; | 100% |
With zinc(II) chloride at 125 - 140℃; | |
With boron trifluoride |
3-(2-vinyloxyethoxy)-1,2-propylene carbonate
isobutyric Acid
Isobutyric acid 1-[2-(2-oxo-[1,3]dioxolan-4-ylmethoxy)-ethoxy]-ethyl ester
Conditions | Yield |
---|---|
With heptafluorobutyric Acid at 75℃; for 3h; | 100% |
isobutyric Acid
1,1'-carbonyldiimidazole
1-(1H-imidazol-1-yl)-2-methylpropan-1-one
Conditions | Yield |
---|---|
In tetrahydrofuran | 100% |
In tetrahydrofuran Heating; | |
In N,N-dimethyl-formamide for 3h; Ambient temperature; |
Conditions | Yield |
---|---|
With dmap In chloroform at 25℃; for 1h; | 100% |
With N,N,N',N'-tetramethyl-1,8-diaminonaphthalene; (EtO)2PO-N(Ph)-SO2CF3 In dichloromethane for 0.5h; Acylation; | 97% |
With thio-xanthene-9-one; 2-(diisopropylamino)-3-(2-methylbenzo[b]thiophen-3-yl)cycloprop-2-en-1-one In dichloromethane at 20℃; for 9h; Inert atmosphere; Irradiation; | 84% |
isobutyric Acid
2,3-diamino-nitrobenzene
2-Isopropyl-4-nitro-1H-benzimidazole
Conditions | Yield |
---|---|
With hydrogenchloride Heating; | 100% |
allyl 1-{[(α-chloroethoxy)carbonyl]aminomethyl}-1-cyclohexane acetate
isobutyric Acid
Conditions | Yield |
---|---|
With 4-methyl-morpholine at 0 - 20℃; for 16.5h; | 100% |
With 4-methyl-morpholine at 0 - 20℃; for 16.5h; | 100% |
With 4-methyl-morpholine at 0 - 20℃; for 16.5h; | 100% |
With 4-methyl-morpholine at 0 - 20℃; for 16.5h; | 100% |
With tributyl-amine In toluene at 20℃; Product distribution / selectivity; |
Conditions | Yield |
---|---|
In dichloromethane reflux for 24 h; filtered, washed with CH2Cl2, dried in vac.; elem. anal.; | 100% |
Conditions | Yield |
---|---|
With 2,2'-dipyridyldiselenide; trimethylphosphane In toluene at 0 - 20℃; Staudinger-Vilarrasa reaction; Inert atmosphere; | 100% |
O-(1-chloroethyl) S-ethyl carbonothioate
isobutyric Acid
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine at 55℃; for 48h; | 100% |
(2-chloro-4-morpholinopyrido[3,2-d]pyrimidin-6-yl)methanamine
isobutyric Acid
N-((2-chloro-4-morpholinopyrido[3,2-d]pyrimidin-6-yl)methyl)isobutyramide
Conditions | Yield |
---|---|
Stage #1: isobutyric Acid With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine In N,N-dimethyl-formamide for 0.25h; Inert atmosphere; Stage #2: (2-chloro-4-morpholinopyrido[3,2-d]pyrimidin-6-yl)methanamine In N,N-dimethyl-formamide Inert atmosphere; | 100% |
4-(2-chloro-6-(piperidin-4-ylmethyl)pyrido[3,2-d]pyrimidin-4-yl)morpholine
isobutyric Acid
1-(4-((2-chloro-4-morpholinopyrido[3,2-d]pyrimidin-6-yl)methyl)piperidin-1-yl)-2-methylpropan-1-one
Conditions | Yield |
---|---|
Stage #1: isobutyric Acid With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide for 0.25h; Inert atmosphere; Stage #2: 4-(2-chloro-6-(piperidin-4-ylmethyl)pyrido[3,2-d]pyrimidin-4-yl)morpholine In N,N-dimethyl-formamide Inert atmosphere; | 100% |
Conditions | Yield |
---|---|
With benzotriazol-1-yloxyl-tris-(pyrrolidino)-phosphonium hexafluorophosphate; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 2h; | 100% |
isobutyric Acid
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine; trifluoroacetic acid; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate In N,N-dimethyl-formamide at 20℃; for 1h; Inert atmosphere; Sealed tube; | 100% |
Conditions | Yield |
---|---|
With 1-butyl-3-methylimidazolium hydrogen sulfate at 80℃; under 760.051 Torr; for 3h; Reagent/catalyst; Temperature; | 99.8% |
With sulfuric acid | |
With titanium(IV) oxide at 235℃; |
Conditions | Yield |
---|---|
With phosphorus trichloride at 45 - 55℃; for 6h; | 99.6% |
With trichloroacetonitrile; triphenylphosphine In dichloromethane at 30℃; Temperature; Inert atmosphere; | 99.76% |
Stage #1: isobutyric Acid With phosphorus trichloride at 60℃; for 2h; Stage #2: With hydrogenchloride for 0.3h; Temperature; | 97.5% |
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℃; |
Conditions | Yield |
---|---|
manganese(II)carbonate In MARLOTHERM S (dibenzyltoluene) at 360 - 380℃; Product distribution / selectivity; | 99% |
With thorium dioxide at 490℃; | |
With calcium chloride at 580 - 600℃; |
tetra(n-butyl)ammonium hydroxide
isobutyric Acid
tetrabutylammonium 2-methylpropionate
Conditions | Yield |
---|---|
In methanol at 20℃; for 6h; | 99% |
In water at 60℃; for 2h; | 98% |
In water at 20℃; for 0.5h; Product distribution / selectivity; | |
In methanol at 20℃; for 0.5h; Product distribution / selectivity; |
Conditions | Yield |
---|---|
iron(III) trifluoromethanesulfonate In dibutyl ether at 80℃; for 18h; | 99% |
2-(4,4-ethylenedioxycyclohex-1-ylidene)propanol
isobutyric Acid
2-(4,4-ethylenedioxycyclohexylidene)propyl 2-methylpropanoate
Conditions | Yield |
---|---|
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 5h; | 99% |
Conditions | Yield |
---|---|
iron(III) trifluoromethanesulfonate In dibutyl ether at 80℃; for 18h; | 99% |
Conditions | Yield |
---|---|
Stage #1: isobutyric Acid With 2,6-dimethylpyridine; 10-methyl-9-(2,4,6-trimethylphenyl) acridinium tetrafluoroborate; thiophenol In 1,2-dichloro-ethane at 0 - 23℃; for 0.25h; Inert atmosphere; Stage #2: anethole In 1,2-dichloro-ethane for 62h; Inert atmosphere; Irradiation; regioselective reaction; | 99% |
5-(4-chlorophenyl)-1-(2,4-dichlorophenyl)-4-methyl-N-(piperidin-4-yl)-1H-pyrazole-3-carboxamide
isobutyric Acid
Conditions | Yield |
---|---|
With (benzotriazo-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate; triethylamine In tetrahydrofuran for 16h; | 99% |
isobutyric Acid
(R)-tert-butyl 3-methylpiperazine-1-carboxylate
Conditions | Yield |
---|---|
With 1-hydroxy-7-aza-benzotriazole; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine In dichloromethane at 0 - 20℃; for 10h; Inert atmosphere; | 99% |
With 1-hydroxy-7-aza-benzotriazole; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine In dichloromethane at 0 - 20℃; for 10h; | 99% |
Conditions | Yield |
---|---|
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 20℃; for 18h; | 99% |
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