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:77-75-8
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryThe 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
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:77-75-8
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiryMolecular Formula C6H10O Molecular Weight 98.15 CAS Registry Number 77-75-8 EINECS 201-055-5 3-Methyl-1-pentyn-3-ol Synonyms Methylpentynol Molecular Formula
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. 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:77-75-8
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:77-75-8
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiry3-methyl-1-pentyn-3-ol Melting point -30 °C Boiling point 121-122 °C (lit.) Density 0.866 g/mL at 25 °C (lit.) Vapor density 3 (vs air) Vapor pressure 6.5 mm Hg ( 20 °C) Refractive index n20/D 1.431(lit.) Flash point 8
Cas:77-75-8
Min.Order:100 Gram
Negotiable
Type:Lab/Research institutions
inquiryAppearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
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
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
Product Description Description & Specification Category Pharmaceutical Raw Materials, Fine Chemicals, Bulk drug Standard Medical standard
Cas:77-75-8
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
★.Best quality according to requirement ★.Competitive price in China market ★.Mature Technical support ★.Professional logistic support
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:77-75-8
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryhigh 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.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:77-75-8
Min.Order:10 Milligram
Negotiable
Type:Lab/Research institutions
inquiryiodomethyl (2S-cis)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate 4,4-dioxide Basic information Product Name: iodomethyl (2S-cis)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-
Cas:77-75-8
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryShanghai AngewChemCo., Ltd. is an innovative enterprise on fine chemicals and pharmaceuticals. Based on Shanghai R&D center and Hunan chemical manufacturing plant, we offer chemical research, process development, and large-scale production. Com
Cas:77-75-8
Min.Order:1 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryWhy Choose Us: 1.Own chemical factory 2.Abundant professional production experience 3.Sample is free of charge and in stock with fast delivery 4.Price,quality&service,we care that all your cares 5.Prompt reply keep in touch to sa
Cas:77-75-8
Min.Order:1 Kilogram
FOB Price: $125.0 / 155.0
Type:Trading Company
inquiryYinghao 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
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
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
Meparfynol 77-75-8Appearance:solid or liquid 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:Shangha
Supply top quality products with a reasonable price Application:api
Conditions | Yield |
---|---|
With potassium tert-butylate In tetrahydrofuran at 0℃; | 100% |
With tetra(n-butyl)ammonium hydroxide In water; dimethyl sulfoxide at 5℃; for 1h; Favorskii-Babayan Synthesis; | 78% |
With sodium amide |
Conditions | Yield |
---|---|
In diethyl ether at -78℃; for 4h; | 66.1% |
Conditions | Yield |
---|---|
In tetrahydrofuran Heating; | 52% |
With tetrahydrofuran | |
Stage #1: butanone; acetylenemagnesium bromide In tetrahydrofuran at 0 - 20℃; Stage #2: With ammonium chloride In tetrahydrofuran; water | |
In tetrahydrofuran at -10 - 20℃; |
Conditions | Yield |
---|---|
With potassium carbonate | |
With potassium carbonate |
Conditions | Yield |
---|---|
With ammonia |
3-chloro-3-methylpent-1-yne
meparfynol
Conditions | Yield |
---|---|
With water; calcium carbonate at 80 - 90℃; |
ethylamine
1-bromo-3-methyl-1,2-pentadiene
A
3-ethylamino-3-methyl-1-pentyne
C
meparfynol
Conditions | Yield |
---|---|
With potassium hydroxide at 25℃; for 120h; | A 91 % Chromat. B n/a C 7 % Chromat. |
tert-butylamine
1-bromo-3-methyl-1,2-pentadiene
A
3-t-butylamino-3-methyl-1-pentyne
C
meparfynol
Conditions | Yield |
---|---|
With potassium hydroxide at 100℃; for 5h; Yield given; | A 57 % Chromat. B n/a C 23 % Chromat. |
Conditions | Yield |
---|---|
at 80 - 90℃; |
Conditions | Yield |
---|---|
at 170℃; mixtures of stereoisomer(ic)/s; | |
at 170℃; mixtures of stereoisomer(ic)/s; |
3-Hydroxy-3-methyl-1-trimethylsilyl-pentin-(1)
meparfynol
Conditions | Yield |
---|---|
With potassium carbonate In tetrahydrofuran; methanol at 20℃; for 1h; Inert atmosphere; |
3,4-dihydro-2H-pyran
meparfynol
2-(3-methylpent-1-yn-3-yloxy)tetrahydro-2H-pyran
Conditions | Yield |
---|---|
With lithium hexafluorophosphate In hexane at 10 - 15℃; for 0.25h; | 100% |
With toluene-4-sulfonic acid In dichloromethane at -20℃; for 1h; | 84% |
With calcium chloride In dichloromethane at 25℃; for 2h; | 80% |
Conditions | Yield |
---|---|
tetrafluoroboric acid; silica gel at 20℃; for 2h; | 100% |
indium(III) chloride at 20℃; for 0.5h; | 100% |
With zirconium(IV) chloride at 20℃; for 1h; | 100% |
Conditions | Yield |
---|---|
With NH4NO3-exchanged zeolite HSZ-320 In chlorobenzene at 130℃; for 4h; | 100% |
With sulfuric acid; acetic acid In chloroform for 1h; Heating; | 70% |
With formic acid oder dessen Acetat; |
Conditions | Yield |
---|---|
With dmap; triethylamine In tetrahydrofuran at 20℃; for 90h; | 100% |
carbon dioxide
meparfynol
4-ethyl-4-methyl-5-methylene-1,3-dioxolan-2-one
Conditions | Yield |
---|---|
With polystyrene-supported N-heterocyclic carbene-silver complex at 40℃; under 37503.8 Torr; for 24h; Autoclave; | 99% |
With [(triphenylphosphine)2Ag]2CO3 In neat (no solvent) at 25℃; under 750.075 Torr; for 3h; Schlenk technique; | 99% |
With 1,8-diazabicyclo[5.4.0]undec-7-ene at 30℃; under 7500.75 Torr; for 8h; Catalytic behavior; Autoclave; Green chemistry; | 98% |
Conditions | Yield |
---|---|
With (η5-C5Me5)Ru(P(i-Pr)3)Cl In dichloromethane at 20℃; for 0.0166667h; | 99% |
carbon dioxide
N-butylamine
meparfynol
3-butyl-5-ethyl-5-methyl-4-methylene-oxazolidin-2-one
Conditions | Yield |
---|---|
With copper(l) iodide at 30℃; under 750.075 Torr; for 12h; Schlenk technique; Ionic liquid; | 99% |
With silver(I) tungstate; triphenylphosphine In neat (no solvent) at 50℃; under 3750.38 Torr; for 12h; Molecular sieve; | 89% |
With triphenylphosphine In dimethyl sulfoxide at 50℃; under 750.075 Torr; for 12h; | > 99 %Spectr. |
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine at 30℃; for 4h; Inert atmosphere; | 99% |
Conditions | Yield |
---|---|
With C9H16N2*C5H5NO at 50℃; under 3750.38 Torr; for 18h; | 99% |
Conditions | Yield |
---|---|
With quinoline; hydrogen; copper-palladium; silica gel In ethanol at 25℃; under 760.051 Torr; | 98% |
With potassium hydroxide; hydrogen; Lindlar's catalyst In pentane for 4h; | 88% |
With hydrogen; palladium on barium sulfate In pyridine for 2h; reduced pressure; | 67.3% |
3-cyclopentyl-2-(4-iodo-phenyl)-propionic acid methyl ester
meparfynol
Conditions | Yield |
---|---|
With triethylamine In N,N-dimethyl-formamide | 98% |
Conditions | Yield |
---|---|
With sulfonic acid resin T239 at 90℃; for 5h; Autoclave; Inert atmosphere; | 98% |
sulfuric acid In methanol at 95 - 105℃; for 1.91667 - 20h; Product distribution / selectivity; | 95% |
Conditions | Yield |
---|---|
With 1,8-diazabicyclo[5.4.0]undec-7-ene; zinc(II) chloride In acetonitrile at 80℃; under 7500.75 Torr; for 24h; Autoclave; Sealed tube; chemoselective reaction; | 98% |
With tetrabutylammomium bromide; silver sulfadiazine at 80℃; under 750.075 Torr; for 18h; Schlenk technique; | 98% |
With triphenylphosphine; silver carbonate In acetonitrile at 80℃; under 7500.75 Torr; for 18h; Autoclave; | 93% |
With DBN In N,N-dimethyl-formamide at 50℃; under 7500.75 Torr; for 6h; | 90 %Spectr. |
meparfynol
rac-3-hydroxy-3-methylpentanenitrile
Conditions | Yield |
---|---|
With C24H20N2O4Ru; hydrazine hydrate In toluene at 150℃; Inert atmosphere; Microwave irradiation; | 98% |
t-butyldimethylsiyl triflate
meparfynol
tert-butyldimethyl((3-methylpent-1-yn-3-yl)oxy)silane
Conditions | Yield |
---|---|
With 2,6-dimethylpyridine In dichloromethane at 0℃; for 2h; Inert atmosphere; | 98% |
Conditions | Yield |
---|---|
With hydrogen; copper-palladium; silica gel In ethanol at 25℃; under 760.051 Torr; for 0.0666667h; Product distribution; Kinetics; Further Variations:; Catalysts; reaction time; | A 97% B 3% |
With sodium hydroxide; copper bei der elektrolytischen Reduktion; | |
With quinoline; hydrogen; copper-palladium; silica gel In ethanol at 25℃; under 760.051 Torr; Kinetics; Product distribution; Further Variations:; Catalysts; Solvents; | |
With sodium bromate; acetic acid; hydrazine In water at 20 - 60℃; for 5h; | |
With hydrogen In toluene at 139.84℃; under 67506.8 Torr; Reagent/catalyst; Flow reactor; |
Phenylselenyl chloride
meparfynol
E-1-phenylseleno-2-chloro-3-methyl-1-penten-3-ol
Conditions | Yield |
---|---|
In dichloromethane Ambient temperature; | 97% |
Conditions | Yield |
---|---|
With silver(I) tungstate; triphenylphosphine In neat (no solvent) at 50℃; under 3750.38 Torr; for 12h; | 97% |
With [2,2]bipyridinyl; copper at 100℃; under 28880 Torr; for 24h; | 90 % Chromat. |
With silver(I) bromide In neat (no solvent) at 50℃; under 11251.1 Torr; for 5h; Schlenk technique; | 92 %Chromat. |
With laccase and 2,2,6,6-tetra-methylpiperidine-1oxyl immobilized onto glycidyloxypropyl functionalized fibrous phosphosilicate nanoparticles In water at 50℃; under 1125.11 Torr; Schlenk technique; Green chemistry; | 94 %Chromat. |
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; N-butylamine In N,N-dimethyl-formamide at 80℃; Substitution; | 97% |
2,5-diphenyl-3-iodoselenophene
meparfynol
1-(2,5-diphenylselenophen-3-yl)-2-methylpent-1-yn-3-ol
Conditions | Yield |
---|---|
With triethylamine; bis-triphenylphosphine-palladium(II) chloride In N,N-dimethyl-formamide at 20℃; for 12h; Sonogashira coupling; | 97% |
Conditions | Yield |
---|---|
With potassium hydroxide; potassium hypobromite In pentane for 0.5h; Ambient temperature; | 96% |
With potassium hypobromite | |
With sodium hypobromide |
phenyl isocyanate
meparfynol
5-ethyl-5-methyl-4-methylene-3-phenyloxazolidin-2-one
Conditions | Yield |
---|---|
With 1,8-diazabicyclo[5.4.0]undec-7-ene In dichloromethane at 40℃; for 12h; Inert atmosphere; | 96% |
With sodium methylate In cyclohexane |
Conditions | Yield |
---|---|
With triphenylphosphine; silver carbonate In acetonitrile at 30℃; for 16h; Schlenk technique; | 96% |
With [2,2]bipyridinyl; copper at 100℃; under 28880 Torr; for 24h; | 94 % Chromat. |
With silver(I) bromide In neat (no solvent) at 50℃; under 11251.1 Torr; for 5h; Schlenk technique; | 88 %Chromat. |
meparfynol
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; N-butylamine In N,N-dimethyl-formamide at 80℃; Substitution; | 96% |
meparfynol
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine at 40℃; for 2h; Sonogashira Cross-Coupling; Inert atmosphere; | 96% |
methanol
carbon monoxide
meparfynol
Methyl 4-hydroxy-4-methylhex-2-ynoate
Conditions | Yield |
---|---|
With sodium acetate; copper dichloride; palladium dichloride at 12 - 13℃; for 1.5h; | 95.6% |
With sodium acetate; copper dichloride; palladium dichloride | 38% |
(2-iodo-9-isopropyl-9H-purin-6-yl)(phenyl)amine
meparfynol
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; N-butylamine In N,N-dimethyl-formamide at 80℃; Substitution; | 95% |
meparfynol
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; N-butylamine In N,N-dimethyl-formamide at 80℃; Substitution; | 95% |
Conditions | Yield |
---|---|
With pyrrolidine; copper(l) iodide | 95% |
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