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
Cas:598-75-4
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Cas:598-75-4
Min.Order:1 Gram
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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 ap
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:598-75-4
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inquiry1)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 etc. 3) oem/odm available; 4) rea
Cas:598-75-4
Min.Order:1 Gram
FOB Price: $1.0 / 2.0
Type:Lab/Research institutions
inquiryEstablished in 2010, located in Hangzhou Qinglan science park, lingruichem is a technical company mainly focus on the Custom synthesis, manufacturing, sales of chemicals to various industries. In our R&D centre, we have a staff of skilled and experie
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
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
1.Our services:A.Supply sampleB.The packing also can be according the customers` requirmentC.Any inquiries will be replied within 24 hoursD.we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate.
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
Product Description Description & Specification Category Pharmaceutical Raw Materials, Fine Chemicals, Bulk drug Standard Medical standard
Cas:598-75-4
Min.Order:1 Kilogram
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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
high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:Foil bag; Drum; Plastic bottle Application:Pharma;Industry;Agricultural Transportation:by sea or air Port:any port in China
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 highl
3-METHYL-2-BUTANOLAppearance:liquid Application:ChEBI: A secondary alcohol that is 2-butanol carrying an additional methyl substituent at position 3. Transportation:By express (Door to door) such as FEDEX, DHL, EMS for small amount. By air(airport to
Yinghao Pharm products include: leader molecule, heterocyclic compounds,chiral compounds, photoelectric materials, biochemical reagents etc. For example:benzene, pyrimidine, boricacid,pyridine, pyrazole, imidazole, pyrrole, fluorine and other derivat
Hangzhou KieRaychem Co.,Ltd.is located in Yuhang District of Hangzhou City and specialized in the chemical product customization, development, sales, import and export. Current business is focused on fine chemicals, pharmaceutical materials and int
sub/micron to mesh powders (near/spheres, whiskers, flake, fiber, porous) and grain/ball, thin/ thick metal / alloys pieces / parts, thin and thick (particle) film materials /target, and custom-made crystals, substrates/parts. In the industries and a
At Share Chemical Company, we scrupulously abide by our policy of “Excellent Quality at a Reasonable Price”. We strive to satisfy all of our customers by providing the finest quality products supported by the finest in customer servi
Joyinchem have been committed to chemical supply for several years and have built good cooperation records with multinational chemical corporations and importers from all over the world. Our services include:-Spot goods-Contract manufacturing-Custom
please contact us to confirm the required quantity and quote, we will provide you with COA,NMR,HPLC and other relevant informationAppearance:Colorless liquid Storage:Store in a cool place. Keep container tightly closed in a dry and well-ventilated pl
Known for its best quality and competitve price, this chemicals we offered is widely appreciated by our customers. Prompt reaction, good quality and best service make us reliable and outstanding in this industry.Appearance:yellow to white solid or po
3-METHYL-2-BUTANOLAppearance:liquid Application:ChEBI: A secondary alcohol that is 2-butanol carrying an additional methyl substituent at position 3. Transportation:by sea,By air - DHL, TNT,FEDEX,EMS...ETC.2..
2-Butanol, 3-methyl- Storage:keep in dry and cool condition Package:25kg or according to cutomer's demand Application:Chemical research/pharma intermediate Transportation:By Sea,by Air,By courier like DHL or Fedx. Port:Shanghai/Shenzhen
3-METHYL-2-BUTANOL Application:ChEBI: A secondary alcohol that is 2-butanol carrying an additional methyl substituent at position 3.
CFTC?PharmaChem?is?a?service?based?company?in?China,?a?pharmachem?division?of?Changzhou?Foreign?Trade?Corp.,supplying?raw?materials,?intermediates,?APIs?and?fine?chemicals?for?the?pharmaceutical?and?specialty?chemical?industries?worldwide. Applicatio
Package:100, 500 mL in glass bottle Application:3-Methyl-2-butanol has been used as a reference for microbially produced, volatile organic compounds (MVOC) in GC-MS analyses.
Conditions | Yield |
---|---|
With [(η5-C7H11)Ru(N,N’-bis(1,3,4,5-tetramethylimidazolin-2-ylidene)-1,2-ethanediamine)]BF; potassium hydroxide In isopropyl alcohol at 82℃; for 1h; | 99% |
With tris(pentafluorophenyl)borate; hydrogen In toluene at 60℃; under 45603.1 Torr; for 12h; Reagent/catalyst; Molecular sieve; | 94% |
With [(η6-p-cymene)ruthenium(II)Cl((C5H4N)-2-CHNC(CH3)3)](hexafluorophosphate); sodium hydroxide In isopropyl alcohol at 82℃; for 16h; Catalytic behavior; Inert atmosphere; Schlenk technique; Reflux; | 88% |
3-methyl-butan-2-one
O-benzyl carbamate
A
3-methyl-2-butanol
B
benzyl (3-methylbutan-2-yl)carbamate
Conditions | Yield |
---|---|
With triethylsilane; sodium hexaflorophosphate; perrhenic acid anhydride In dichloromethane at 50℃; for 30h; chemoselective reaction; | A n/a B 95% |
Conditions | Yield |
---|---|
With lithium aluminium tetrahydride In tetrahydrofuran at 20℃; for 2h; | A n/a B 84% |
Conditions | Yield |
---|---|
Stage #1: trimethyloxirane With Al-trifluoromethanesulfonyldiisobutylalane In diethyl ether at 25℃; for 6h; Meerwein-Ponndorf-Verley reduction; Inert atmosphere; Stage #2: With hydrogenchloride; water In diethyl ether regioselective reaction; | 74% |
With lithium aluminium tetrahydride; aluminium trichloride; diethyl ether | |
Stage #1: trimethyloxirane With Al-methanesulfonyldiisobutylalane In diethyl ether at 25℃; for 120h; Inert atmosphere; Stage #2: With hydrogenchloride; water In diethyl ether for 2h; Inert atmosphere; regioselective reaction; | |
With Al-trifluoromethanesulfonyldiisobutylalane In diethyl ether at 25℃; for 6h; Meerwein-Ponndorf-Verley reduction; Inert atmosphere; regioselective reaction; |
methylbutane
A
3-methyl-butan-2-one
B
tert-Amyl alcohol
C
2-Methylbutyraldehyde
D
3-methyl-2-butanol
Conditions | Yield |
---|---|
With [2,2]bipyridinyl; Ba; trifluoroacetic acid In dichloromethane at 20℃; for 0.0333333h; | A 11% B 70% C 4.5% D n/a |
With [2,2]bipyridinyl; Ba; trifluoroacetic acid In dichloromethane at 20℃; for 0.0333333h; Product distribution; | A 11% B 70% C 4.5% D n/a |
Conditions | Yield |
---|---|
With dibenzo-18-crown-6 In diethyl ether; benzene | 67% |
Conditions | Yield |
---|---|
Stage #1: 2-methyl-but-2-ene With sodium tetrahydroborate; malonic acid In tetrahydrofuran at 25℃; Stage #2: With sodium hydroxide; dihydrogen peroxide In tetrahydrofuran; water for 16h; Heating; Further stages.; | 30.3% |
With sodium hydroxide; borane-1,4-oxathiane; dihydrogen peroxide Product distribution; Kinetics; multistep reaction; various solvents; regioselectivity of various borane reagents; also other olefines; | 100 % Chromat. |
With sodium borate; aluminium trichloride; diethylene glycol dimethyl ether und Behandeln des Reaktionsprodukts mit wss.Natronlauge und wss.Wasserstoffperoxid; |
methyl magnesium iodide
O-(1-Benzotriazol-1-yl-2-methylpropyl)benzophenone oxime
A
3-methyl-2-butanol
Conditions | Yield |
---|---|
In diethyl ether; toluene Heating; | A n/a B 12% |
In diethyl ether; toluene Mechanism; Heating; other Grignard reagents, other O-(1-benzotriazolylalkyl)oximes; Grignard reactions of O-(1-benzotriazolylalkyl)oximes; | A n/a B 12% |
2-methyl-1,2-epoxypropane
diethyl ether
methylmagnesium bromide
3-methyl-2-butanol
Conditions | Yield |
---|---|
With diethyl ether |
3-methyl-butan-2-one
1,1-dimethylpropylmagnesium chloride
A
3-methyl-2-butanol
B
2,5,6-trimethylhept-4-en-3-one
3-methyl-butan-2-one
dimethyl(ethyl)methylmagnesium bromide
A
3-methyl-2-butanol
B
5-hydroxy-2,5,6-trimethyl-heptan-3-one
3-methyl-butan-2-one
A
3-methyl-2-butanol
B
2,5,6-trimethylhept-4-en-3-one
Conditions | Yield |
---|---|
With diethyl ether; 1,1-dimethylpropylmagnesium chloride zuletzt bei Siedetemperatur; |
Conditions | Yield |
---|---|
With ethanol; nickel at 80℃; under 73550.8 Torr; Hydrogenation; |
diethyl ether
isopropylmagnesium chloride
ethyl acetate
A
3-methyl-butan-2-one
B
3-methyl-2-butanol
C
5-hydroxy-2,5,6-trimethyl-heptan-3-one
D
5-methylhexane-2,4-dione
Conditions | Yield |
---|---|
Produkt5:3-Hydroxy-3,4-dimethyl-valeriansaeure-aethylester; |
Conditions | Yield |
---|---|
With diethyl ether |
diethyl ether
methylmagnesium bromide
chloroacetic acid ethyl ester
3-methyl-2-butanol
Conditions | Yield |
---|---|
With diethyl ether |
Conditions | Yield |
---|---|
With diethyl ether |
Conditions | Yield |
---|---|
With diethyl ether |
Conditions | Yield |
---|---|
With diethyl ether |
Conditions | Yield |
---|---|
Einw. von 2 Mol.-Gew.Methylmagnesiumjodid; |
Conditions | Yield |
---|---|
Einw. von 2 Mol.-Gew.Methylmagnesiumbromid; |
Conditions | Yield |
---|---|
With diethyl ether |
diethyl ether
methylmagnesium bromide
chloroacetyl chloride
3-methyl-2-butanol
3-methyl-2-butanol
Conditions | Yield |
---|---|
In dimethylsulfoxide-d6; [D3]acetonitrile at 40℃; for 15h; Inert atmosphere; | 100% |
Conditions | Yield |
---|---|
With water; dihydrogen peroxide; tetra(n-butyl)ammonium hydrogensulfate; sodium tungstate at 100℃; for 0.166667h; Oxidation; microwave irradiation; | 94% |
With potassium permanganate; Rexyn 101 H ion exchange resin In dichloromethane for 4.3h; Heating; | 92% |
In neat (no solvent) at 20℃; for 0.0666667h; Microwave irradiation; | 89% |
3-methyl-2-butanol
p-toluenesulfonyl chloride
3-methylbutan-2-yl 4-methylbenzenesulfonate
Conditions | Yield |
---|---|
With pyridine at 0℃; for 26h; | 94% |
With pyridine; dmap In dichloromethane for 20h; | 75% |
With dmap; triethylamine In dichloromethane at 20℃; for 2h; | 70.3% |
3-methyl-2-butanol
trimethyl-(1H,1H,3H-tetrafluoropropoxy)silane
(1,2-dimethyl-propoxy)-trimethyl-silane
Conditions | Yield |
---|---|
at 20℃; for 1h; | 92.5% |
Conditions | Yield |
---|---|
With dmap; potassium carbonate In ethyl acetate at 20℃; for 24h; | 90% |
3-methyl-2-butanol
benzoic acid hydrazide
N′-(3-methylbutan-2-yl)benzohydrazide
Conditions | Yield |
---|---|
With nickel(II) triflate; 1,3-bis(dicyclohexylphosphine)propane In tert-Amyl alcohol at 120℃; for 24h; Inert atmosphere; Glovebox; Schlenk technique; Molecular sieve; | 90% |
With nickel(II) triflate; 1,1,1,3',3',3'-hexafluoro-propanol; 1,3-bis(dicyclohexylphosphine)propane In tert-Amyl alcohol at 120℃; for 24h; Inert atmosphere; Schlenk technique; Molecular sieve; Sealed tube; | 90% |
Conditions | Yield |
---|---|
With Celite; dicyclohexyl-carbodiimide at 50 - 60℃; for 1.33333h; | 89% |
Conditions | Yield |
---|---|
With (R)-3,3'-bis(2,4,6-triisopropylphenyl)binol phosphoric acid; (C5(CH3)5)Ir(NHCH(C6H5)CH(C6H5)NSO2C6(CH3)5) In tert-Amyl alcohol for 24h; Inert atmosphere; Glovebox; Molecular sieve; Reflux; enantioselective reaction; | 88% |
chloro-trimethyl-silane
3-methyl-2-butanol
(1,2-dimethyl-propoxy)-trimethyl-silane
Conditions | Yield |
---|---|
With urea at 20℃; for 4h; | 86.9% |
3-methyl-2-butanol
2-(benzyloxy)-4,6-dimethoxy-1,3,5-triazin
3-methyl-2-butylbenzoate
Conditions | Yield |
---|---|
With magnesium bromide In dichloromethane for 120h; Ambient temperature; | 85% |
Conditions | Yield |
---|---|
Stage #1: 3-methyl-2-butanol With Cp*Ir(6,6'-dionato-2,2'-bipyridine)(H2O) In tert-Amyl alcohol at 20℃; for 6h; Reflux; Stage #2: benzyl alcohol With caesium carbonate In tert-Amyl alcohol for 6h; Reflux; | 85% |
Conditions | Yield |
---|---|
With bis-[(trifluoroacetoxy)iodo]benzene In dichloromethane at 20℃; for 2h; Irradiation; | 85% |
3-methyl-2-butanol
benzamidin
benzyl alcohol
4-isopropyl-2,6-diphenylpyrimidine
Conditions | Yield |
---|---|
With platinum on activated charcoal; potassium tert-butylate In toluene for 24h; Reflux; | 84% |
With C49H40N3O2P2Ru(1+)*Cl(1-); potassium tert-butylate In 1,4-dioxane at 120℃; for 24h; Sealed tube; Schlenk technique; | 58% |
3-methyl-2-butanol
Conditions | Yield |
---|---|
With Trimethyl borate; acetone; trifluoroacetic acid at 15℃; UV-irradiation; Inert atmosphere; | 84% |
Conditions | Yield |
---|---|
With NiCuFeO(x) In 5,5-dimethyl-1,3-cyclohexadiene for 24h; Inert atmosphere; Sealed tube; Reflux; | 83% |
Conditions | Yield |
---|---|
With air; 1-Phenylethanol; copper dichloride; Pd((-)-sparteine)2Cl2 In dichloromethane at 20℃; for 24h; | 82% |
Conditions | Yield |
---|---|
With palladium(II) trifluoroacetate; toluene-4-sulfonic acid; 1,2-bis[di(t-butyl)phosphinomethyl]benzene In toluene at 120℃; under 30003 Torr; for 24h; Autoclave; Green chemistry; regioselective reaction; | 82% |
Conditions | Yield |
---|---|
With di-isopropyl azodicarboxylate; triethylamine; triphenylphosphine In tetrahydrofuran at 0 - 20℃; Mitsunobu reaction; | 81% |
carbon disulfide
3-methyl-2-butanol
potassium O-(1,2-dimethylpropyl)xanthogenate
Conditions | Yield |
---|---|
With potassium hydroxide In tetrahydrofuran at 20℃; for 24h; | 80% |
With potassium hydroxide In tetrahydrofuran at 20℃; for 24h; | 80% |
Conditions | Yield |
---|---|
With sodium t-butanolate; bis[dichloro(pentamethylcyclopentadienyl)iridium(III)] In toluene at 110℃; for 17h; | 78% |
With C28H26ClN6Ru(1+)*F6P(1-); sodium isopropylate In toluene at 125℃; for 3h; Time; Schlenk technique; Inert atmosphere; Sealed tube; Glovebox; Green chemistry; | 60% |
With [(6,6’-dihydroxy-2,2’-bipyridine)Ru(H)(CO)(PPh3)2]Cl; potassium tert-butylate In toluene at 130℃; for 4h; Inert atmosphere; Schlenk technique; |
3-methyl-2-butanol
tert-butyldichlorophosphine
1,2-dimethyl-1-propyl tert-butylphosphono-chloridite
Conditions | Yield |
---|---|
Stage #1: 3-methyl-2-butanol With n-butyllithium In diethyl ether; hexane at -50 - 25℃; Inert atmosphere; Stage #2: tert-butyldichlorophosphine In diethyl ether; hexane at -50 - 25℃; Inert atmosphere; | 78% |
Conditions | Yield |
---|---|
With pyridine In dichloromethane at 0 - 20℃; for 2h; Inert atmosphere; | 78% |
3-methyl-2-butanol
Se-Phenylethynyl selenoacetate
O-(1,2-Dimethylpropyl) α-phenylselenoacetate
Conditions | Yield |
---|---|
toluene-4-sulfonic acid In tetrahydrofuran at 80℃; | 77% |
Conditions | Yield |
---|---|
With sodium hydroxide In 1,4-dioxane at 100℃; for 12h; | 77% |
3-methyl-2-butanol
chloro-diphenylphosphine
1,2-dimethyl-1-propyl diphenylphosphinite
Conditions | Yield |
---|---|
With triethylamine In benzene at 0 - 25℃; Inert atmosphere; | 76% |
3-methyl-2-butanol
N,N-bis(trifluoromethyl)hydroxylamine
A
2-(bistrifluoromethylamino-oxy)-2-methylbutane
B
2-(bistrifluoromethylamino-oxy)-3-methylbutane
Conditions | Yield |
---|---|
With sulfuric acid for 6h; | A 75% B 14% |
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