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:503-30-0
Min.Order:1 Kilogram
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Type:Lab/Research institutions
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
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Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
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Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
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Cas:503-30-0
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
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Min.Order:1 Kilogram
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Min.Order:1 Kilogram
Negotiable
Type:Trading Company
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Min.Order:0 Metric Ton
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Min.Order:10 Gram
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Type:Lab/Research institutions
inquiryfactory?direct?saleAppearance:White Powder Storage:Store In Dry, Cool And Ventilated Place Package:25kg/drum, also according to the clients requirement Application:It is widely used as a thickener, emulsifier and stabilizer Transportation:By Sea Or B
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Min.Order:1 Kilogram
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Min.Order:1 Gram
Negotiable
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Min.Order:1 Metric Ton
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Type:Trading Company
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Cas:503-30-0
Min.Order:1 Metric Ton
FOB Price: $1.0
Type:Trading Company
inquiryLower price, sample is available,SDS test documents are available,large stock in warehouseAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:Fine chemical intermediates, used as the main raw material for the synthe
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
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Min.Order:1 bottle
Negotiable
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Trimethylene oxide CAS NO.503-30-0 Application:Trimethylene oxide CAS NO.503-30-0
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Trimethylene oxide cas 503-30-0Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
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1. Timely and efficient service to ensure communication with customers2. Produce products of different specifications and sizes according to your requirements.3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures sta
(CH3CH2CH2CH2)3SnOCH2CH2CH2Br
A
trimethylene oxide
B
tributyltin bromide
Conditions | Yield |
---|---|
decompn. at 210°C (1 h); | A 64% B n/a |
decompn. at 210°C (1 h); | A 64% B n/a |
Conditions | Yield |
---|---|
With potassium hydroxide In water Heating; | 40% |
With potassium hydroxide; water at 150℃; |
1,3-dibromo-propane
diethyl malonate
A
trimethylene oxide
B
diethyl cyclobutane-1,1-dicarboxylate
C
trimethyleneglycol
Conditions | Yield |
---|---|
With tetraethylammonium perchlorate In N,N-dimethyl-formamide electrolysis; | A n/a B 35% C n/a |
ethyl acetoacetate
1,3-dibromo-propane
A
trimethylene oxide
B
ethyl 1-acetylcyclobutanecarboxylate
C
trimethyleneglycol
Conditions | Yield |
---|---|
With tetraethylammonium perchlorate In N,N-dimethyl-formamide electrolysis; | A n/a B 30% C n/a |
1,3-dibromo-propane
malonic acid dimethyl ester
A
trimethylene oxide
B
dimethyl cyclobutane-1,1-dicarboxylate
C
trimethyleneglycol
Conditions | Yield |
---|---|
With tetraethylammonium perchlorate In N,N-dimethyl-formamide electrolysis; | A n/a B 25% C n/a |
Conditions | Yield |
---|---|
With benzophenone; tri-n-butyl phosphite In benzene Product distribution; Irradiation; different sovents and reaction conditions; | 5% |
(3-chloropropoxy)trimethylsilane
trimethylene oxide
Conditions | Yield |
---|---|
With potassium hydroxide; water |
Conditions | Yield |
---|---|
With potassium hydroxide; water |
Conditions | Yield |
---|---|
With N-ethylpyridinium iodide |
Conditions | Yield |
---|---|
With potassium carbonate |
Conditions | Yield |
---|---|
With methane; water; oxygen Irradiation; |
Conditions | Yield |
---|---|
In cyclohexane at 20℃; Equilibrium constant; |
Conditions | Yield |
---|---|
With hydrogen; palladium on activated charcoal at 0℃; |
diethoxyltriphenylphosphorane
trimethyleneglycol
A
trimethylene oxide
B
3-ethoxy-1-propanol
Conditions | Yield |
---|---|
In dichloromethane at 45℃; Yield given. Yields of byproduct given; | |
In dichloromethane Heating; | A 3 % Spectr. B 97 % Spectr. |
Conditions | Yield |
---|---|
With diethoxyltriphenylphosphorane In dichloromethane Heating; | A 3 % Spectr. B 97 % Spectr. |
Conditions | Yield |
---|---|
With Ph4SbOMe In 1,2-dichloro-ethane at 80℃; for 24h; sealed ampule; | 59 % Chromat. |
Conditions | Yield |
---|---|
With water; triethylamine In ethanol at 124.9℃; Kinetics; further temperatures, further solvent, activation enthalpy and entropy; |
n-propyl nitrite
Methyl formate
2,2-dimethyl-[1,3,2]dioxasilinane
A
trimethylene oxide
C
C3H9O2Si(1-)
Conditions | Yield |
---|---|
products detemination by I.c.r. method;; |
Conditions | Yield |
---|---|
In cyclohexane at 24.9℃; Equilibrium constant; |
Conditions | Yield |
---|---|
In cyclohexane at 24.9℃; Equilibrium constant; |
trimethylene oxide
Conditions | Yield |
---|---|
With potassium hydroxide; water at 100 - 120℃; |
1,4-dioxane
A
trimethylene oxide
B
formaldehyd
C
ethene
D
2-hydroxyethyl vinyl ether
Conditions | Yield |
---|---|
Mechanism; Product distribution; Quantum yield; Irradiation; 185 nm vacuum-ultraviolet photolysis; |
Conditions | Yield |
---|---|
at 100 - 120℃; |
Conditions | Yield |
---|---|
at 170℃; |
Conditions | Yield |
---|---|
With oxygen at 613 - 725℃; under 760.051 Torr; |
trimethylene oxide
trimethylsilyl cyanide
4-<(trimethylsilyl)oxy>butyronitrile
Conditions | Yield |
---|---|
With diethylaluminium chloride for 18h; Ambient temperature; | 100% |
Conditions | Yield |
---|---|
With bis(acetylacetonate)oxovanadium; tetrabutylammomium bromide In toluene at 60℃; under 26252.6 Torr; for 8h; Autoclave; Cooling with ice; chemoselective reaction; | 100% |
tetraphenyl stibonium iodide at 100℃; under 36775.4 Torr; for 4h; Product distribution; Var. catalysts, solvents, time and temp.; | 96% |
tetraphenyl stibonium iodide at 100℃; under 36775.4 Torr; for 4h; Var. catalysts, solvents, time and temp.; | 96% |
Conditions | Yield |
---|---|
With N,N,N,N,N,N-hexamethylphosphoric triamide; diphenyltin diiodide at 80℃; for 1h; sealed tube; | 100% |
With dibutyl tin diiodide; Triphenylphosphine oxide 1.) room temp; 30 min; 2.) 40 deg C, 3 h; Yield given. Multistep reaction; | |
With tetraphenyl stibonium iodide In benzene at 40℃; for 4h; | 80 % Chromat. |
Conditions | Yield |
---|---|
With C49H74AlNO4; tetrabutylammomium bromide In butanone at 75℃; for 18h; | 100% |
trimethylene oxide
N-methylaniline
N-Methyl,N-{(3-hydroxy)-1-propyl}aniline
Conditions | Yield |
---|---|
With ytterbium(III) triflate In dichloromethane for 4h; Ambient temperature; | 99% |
With lithium tetrafluoroborate In acetonitrile for 68h; Ambient temperature; | 88% |
With ytterbium(III) triflate In dichloromethane for 4h; Product distribution; aminolysis in the presence of various lanthanide(III) salts; |
trimethylene oxide
deca-B-methyl-1,12-dicarba-closo-dodecaborane(12)
1-(deca-B-methyl-1,12-dicarba-closo-dodecaboran-1-yl)-3-hydroxypropane
Conditions | Yield |
---|---|
With n-butyllithium In tetrahydrofuran Ar atm.; to a stirred soln. of carborane in THF was added butyllithium in hexane at -5°C, the mixt. was stirred for 0.5 h, allowed to warm to room temp., stirred for 1 h, cooled to -5°C, (CH2)3O was added, stirred at room temp. overnight; satd. aq. NaHCO3 was added, extd. with diethyl ether, dried over MgSO4, filtered, concd. under vac., flashed through a short pad of silica gel with hexane followed by hexane/ethyl acetate (3:1), concd. under vac.; | 99% |
Conditions | Yield |
---|---|
Stage #1: phenylacetylene With n-butyllithium Stage #2: trimethylene oxide With boron trifluoride diethyl etherate | 98% |
With n-butyllithium; boron trifluoride diethyl etherate In tetrahydrofuran; hexane at -78℃; | 84% |
With n-butyllithium; boron trifluoride diethyl etherate 1.) 20 min, -78 deg C, THF/n-hexane; 2.) 30 min, -78 deg C, THF; Yield given. Multistep reaction; | |
Stage #1: phenylacetylene With n-butyllithium Metallation; Stage #2: trimethylene oxide Alkylation; |
Conditions | Yield |
---|---|
With bentonite-supported ionic liquid catalyst at 60℃; under 22502.3 Torr; for 6h; Temperature; Pressure; Autoclave; | 97.4% |
trimethylene oxide
2,3-dihydro-2H-furan
3-(4,5-dihydrofuran-2-yl)propan-1-ol
Conditions | Yield |
---|---|
Stage #1: 2,3-dihydro-2H-furan With tert.-butyl lithium In tetrahydrofuran; pentane at -78 - 0℃; for 0.5h; Inert atmosphere; Stage #2: trimethylene oxide With boron trifluoride diethyl etherate In tetrahydrofuran; pentane at -78℃; for 0.25h; Stage #3: With triethylamine In tetrahydrofuran; pentane at -78 - 20℃; | 97% |
Stage #1: 2,3-dihydro-2H-furan With tert.-butyl lithium In tetrahydrofuran; pentane at -78 - 0℃; for 0.5h; Inert atmosphere; Stage #2: trimethylene oxide With boron trifluoride diethyl etherate In tetrahydrofuran; pentane at -78℃; for 0.25h; Inert atmosphere; Stage #3: With triethylamine In tetrahydrofuran; pentane at -78 - 20℃; Inert atmosphere; | 97% |
Conditions | Yield |
---|---|
With boron trifluoride diethyl etherate In tetrahydrofuran; hexane at -78℃; for 0.166667h; | 96% |
With diethyl ether; benzene |
trimethylene oxide
isoselenocyanatotrimethylsilane
3-Trimethylsiloxypropyl selenocyanate
Conditions | Yield |
---|---|
potassium selenocyanate In hexane at 40℃; for 24h; | 96% |
Conditions | Yield |
---|---|
With boron trifluoride diethyl etherate In tetrahydrofuran; hexane at -95 - -65℃; | 96% |
With boron trifluoride diethyl etherate at -60℃; for 1h; | 1.7 g |
trimethylene oxide
1-(tetrahydropyranyloxy)-4-pentyn
8-<(2-Oxacyclohexyl)oxy>oct-4-yn-1-ol
Conditions | Yield |
---|---|
With n-butyllithium; boron trifluoride diethyl etherate In tetrahydrofuran at -78 - -50℃; | 96% |
Conditions | Yield |
---|---|
With n-butyllithium; boron trifluoride diethyl etherate In tetrahydrofuran at -94℃; | 96% |
trimethylene oxide
dimethylsilicon dichloride
(3-chloropropyl)dimethylchlorosilane
Conditions | Yield |
---|---|
for 2.5h; Heating; | 95.2% |
Conditions | Yield |
---|---|
With lithium tetrafluoroborate In acetonitrile for 42h; Ambient temperature; | 95% |
Conditions | Yield |
---|---|
With lithium perchlorate In acetonitrile at 80℃; for 13h; | 95% |
With lithium tetrafluoroborate In acetonitrile for 42h; Ambient temperature; | 92% |
Conditions | Yield |
---|---|
pentabutyl propyl guanidinium chloride; silica gel at 45℃; for 2h; | 95% |
With nitroxypropylpyridinol; zinc dibromide In toluene at 45℃; for 9h; Solvent; Reagent/catalyst; Temperature; Reflux; | 93.7% |
Conditions | Yield |
---|---|
Stage #1: xanthene With n-butyllithium at 20℃; for 1h; Stage #2: trimethylene oxide | 95% |
Conditions | Yield |
---|---|
Stage #1: L-Cysteine With sodium hydroxide In water at 0 - 10℃; for 1h; Stage #2: trimethylene oxide In water at 40 - 50℃; for 6h; Reagent/catalyst; Temperature; | 94.6% |
Conditions | Yield |
---|---|
Stage #1: trimethylene oxide With Pt/Al2O3; hydrogen sulfide at 420℃; for 3.2h; Molecular sieve; Stage #2: With ozone In acetone at 70℃; under 4500.45 Torr; for 2h; Temperature; Pressure; Autoclave; Molecular sieve; Inert atmosphere; | 94.4% |
trimethylene oxide
trimethylsilyl cyanide
3-trimethylsiloxy-1-phenylpropyl isocyanide
Conditions | Yield |
---|---|
With zinc(II) iodide In dichloromethane for 12h; Heating; | 94% |
With zinc(II) iodide In dichloromethane Heating; Yield given; |
trimethylene oxide
1,7-dicarba-closo-dodecaborane(12)
1,7-bis(propan-1-ol)-1,7-closo-carborane
Conditions | Yield |
---|---|
Stage #1: 1,7-dicarba-closo-dodecaborane(12) With n-butyllithium In tetrahydrofuran; hexane at -78 - -20℃; for 3.5h; Inert atmosphere; Stage #2: trimethylene oxide In tetrahydrofuran; hexane at -78 - 20℃; for 15h; Inert atmosphere; | 94% |
With CH3(CH2)3Li In tetrahydrofuran; hexane (under Ar, Schlenk); soln. of CH3(CH2)3Li in hexane added slowly to THF soln. of B-compound at 0°C, stirred at room temp. for 30 min, oxacyclobutane in THF added dropwise at 0°C, stirred at room temp. for 20 h, HCl added, stirred for 1 h; extd. with Et2O, organic layer concd., residue chromd. on silica gel column with ethyl acetate in hexane; | 78% |
With hydrogenchloride; n-butyllithium In tetrahydrofuran (N2); using Schlenk techniques; stirring of soln. of 1,7-carborane in THF at -78°C; addn. dropwise soln. of n-BuLi in THF over 10 min; stirring for 48 h; slow warming to room temp., addn. of oxetane, reflux for 4 h; quenching by 2 M HCl; extn. of aq. layer with EtOAc, combining of org. layers, washing with H2O, drying over anhyd. MgSO4; removal of solvent in vac., flash chromy. on SiO2 (67% EtOAc in n-hexane); elem. anal.; | 62% |
trimethylene oxide
1,12-dicarbora-closo-dodecaborane
1,12-bis(propan-1-ol)-1,12-closo-carborane
Conditions | Yield |
---|---|
Stage #1: 1,12-dicarbora-closo-dodecaborane With n-butyllithium In tetrahydrofuran; hexane at -78 - -20℃; for 3.5h; Inert atmosphere; Stage #2: trimethylene oxide In tetrahydrofuran; hexane at -78 - 20℃; for 15.5h; Inert atmosphere; | 94% |
With n-butyllithium In tetrahydrofuran 1.) 2 equiv. n-BuLi, 2.) trimethylene oxide; react. was quenched with 1 M HCl, crystn. from CHCl3; | 92% |
Conditions | Yield |
---|---|
Stage #1: 5-phenyl-1-pentyne With n-butyllithium In tetrahydrofuran; hexane at 0℃; for 0.166667h; Inert atmosphere; Stage #2: trimethylene oxide With boron trifluoride diethyl etherate In tetrahydrofuran; hexane at -78 - 20℃; for 4h; Inert atmosphere; | 94% |
Conditions | Yield |
---|---|
With lithium tetrafluoroborate In acetonitrile for 23h; Ambient temperature; | 93% |
With water at 145℃; |
Conditions | Yield |
---|---|
With zinc(II) oxide In neat (no solvent) at 0 - 20℃; for 0.5h; Green chemistry; | 93% |
pentabutyl propyl guanidinium chloride; silica gel at 65℃; for 2h; | 90% |
With molybdenum(V) chloride In 1,2-dichloro-ethane at 20℃; for 3h; | 78% |
Conditions | Yield |
---|---|
With lithium tetrafluoroborate In acetonitrile for 64h; Ambient temperature; | 93% |
trimethylene oxide
1,3-Diphenylcarbodiimide
2-(phenylimino)-3-phenyl-1,3-oxazine
Conditions | Yield |
---|---|
With N,N,N,N,N,N-hexamethylphosphoric triamide; diphenyltin diiodide at 40℃; for 1h; sealed tube; | 93% |
With tetraphenyl stibonium iodide In benzene at 40℃; for 10h; | 99 % Chromat. |
Conditions | Yield |
---|---|
With 4-methoxy-phenol; zinc(II) chloride In cyclohexane at 50℃; for 8h; Reflux; | 92.1% |
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