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:3742-34-5
Min.Order:1 Kilogram
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Type:Lab/Research institutions
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Min.Order:1 Kilogram
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Type:Lab/Research institutions
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Min.Order:1 Kilogram
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Min.Order:1 Kilogram
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Min.Order:1 Gram
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Min.Order:1 Kilogram
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Type:Lab/Research institutions
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Min.Order:1 Metric Ton
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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
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Cyclopentane, ethenyl- cas 3742-34-5Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
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Min.Order:10 Milligram
Negotiable
Type:Lab/Research institutions
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The system can just identify the products information in first sheet, it is not be permitted to add or edit new sheet by userself.Our products are required in MG to Gram only. · Pharmaceutical Reference Standards· Traceable workin
Cyclopentane, ethenyl- 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
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
Cyclopentane, ethenyl-Appearance:Off white to slight yellow solid Storage:Stored in shaded, cool and dry places Package:1L 5L 10L 25L bottle Application:pharma intermediate Transportation:Handle with cares to avoid damaging the packages. Protect them
vinylcyclopentane
Conditions | Yield |
---|---|
With methyllithium In diethyl ether for 26h; Ambient temperature; | 78% |
Conditions | Yield |
---|---|
In benzene Irradiation (UV/VIS); mixt. of substrate and mercurial is irradiated in nitrogen-purged solvent in Pyrex tube with 350-nm Rayonet photoreactor for 24 h; mixt. is poured into water, extd., extract is washed twice with aq. sodium thiosulfate, dried over anhyd. Na2SO4, concd.; (1)H-NMR; | 10% |
acetic acid-(1-cyclopentyl-ethyl ester)
A
ethylidenecyclopentane
B
vinylcyclopentane
Conditions | Yield |
---|---|
at 420℃; | |
at 420℃; |
acetic acid-(1-cyclopentyl-ethyl ester)
vinylcyclopentane
Conditions | Yield |
---|---|
at 420℃; | |
at 520℃; |
2-cyclopentylethyl acetate
vinylcyclopentane
Conditions | Yield |
---|---|
at 500℃; | |
at 480℃; |
Conditions | Yield |
---|---|
at 800℃; |
vinylcyclopentane
Conditions | Yield |
---|---|
(heating); |
Conditions | Yield |
---|---|
at 400℃; Kinetics; Thermodynamic data; var. temp., pressure; ΔH(excit.); |
(2-Cyclopentylidene-ethyl)-dimethyl-phenyl-silane
vinylcyclopentane
Conditions | Yield |
---|---|
With trifluoroacetic acid In tetrachloromethane for 20h; Ambient temperature; | 98 % Spectr. |
spiro[2.4]heptane
A
methane
B
ethane
C
ethene
D
1-ethylcyclopentene
E
ethylidenecyclopentane
F
vinylcyclopentane
Conditions | Yield |
---|---|
at 196.9℃; for 0.166667h; Product distribution; Mechanism; other temp., other time; also laser-powdered decomposition; |
Conditions | Yield |
---|---|
at 761.9 - 982.9℃; Kinetics; Thermodynamic data; activation energy; |
Conditions | Yield |
---|---|
at 250℃; |
(1-vinylcyclopentyl) acetate
vinylcyclopentane
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 1.CuI / 1. THF, 0 deg C, 15 min; 2. 0 deg C, 1 h; 3. room temp., overnight 2: 98 percent Spectr. / CF3COOH / CCl4 / 20 h / Ambient temperature View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: phosphoric acid 2: 500 °C View Scheme |
Conditions | Yield |
---|---|
With formic acid; iron(II) tetrafluoroborate hexahydrate; tris(2-diphenylphosphinoethyl)phosphine In tetrahydrofuran at 40℃; for 5h; Inert atmosphere; | 97 %Chromat. |
With hydrogen In methanol at 20℃; under 760.051 Torr; for 3h; Catalytic behavior; Temperature; Irradiation; |
bis(3-cyclopentylpropanoyl) peroxide
A
vinylcyclopentane
B
2-cyclopentyl-ethanol
C
1,4-dicyclopentylbutane
D
2-cyclopentylethyl 3-cyclopentylpropanoate
Conditions | Yield |
---|---|
In hexane at 80℃; Kinetics; | A 7.4 %Chromat. B 8 %Chromat. C 22 %Chromat. D 22 %Chromat. |
dichloromethane
cyclopentylmagnesium chloride
A
ethylcyclopentane
B
vinylcyclopentane
Conditions | Yield |
---|---|
With C31H37ClFeN3O2 In tetrahydrofuran at 25℃; for 0.0833333h; Inert atmosphere; |
vinylcyclopentane
P-toluenesulfonyl cyanide
Conditions | Yield |
---|---|
With Eosin Y In dimethyl sulfoxide for 12h; Irradiation; Sealed tube; Inert atmosphere; regioselective reaction; | 91% |
vinylcyclopentane
Diethyl ketomalonate
diethyl 2-(2-cyclopentylideneethyl)-2-hydroxypropane-1,3-dioate
Conditions | Yield |
---|---|
at 180℃; for 72h; | 90% |
vinylcyclopentane
4-bromo-2-fluoroaniline
4-(2-cyclopentylethyl)-2-fluoroaniline
Conditions | Yield |
---|---|
Stage #1: vinylcyclopentane With 9-bora-bicyclo[3.3.1]nonane In tetrahydrofuran at 0 - 20℃; for 15h; Inert atmosphere; Stage #2: 4-bromo-2-fluoroaniline With tris-(dibenzylideneacetone)dipalladium(0); sodium hydroxide In tetrahydrofuran for 10h; Reflux; | 88% |
Stage #1: vinylcyclopentane With 9-bora-bicyclo[3.3.1]nonane In tetrahydrofuran at 0 - 20℃; for 15h; Inert atmosphere; Stage #2: 4-bromo-2-fluoroaniline With (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; sodium hydroxide In tetrahydrofuran; water for 10h; Inert atmosphere; Reflux; | 3.01 g |
vinylcyclopentane
O-ethyl S-2-(4-chlorophenyl)-2-oxoethyl carbonodithioate
Conditions | Yield |
---|---|
Stage #1: vinylcyclopentane; O-ethyl S-2-(4-chlorophenyl)-2-oxoethyl carbonodithioate for 0.25h; Inert atmosphere; Reflux; Stage #2: With dilauryl peroxide Inert atmosphere; | 88% |
vinylcyclopentane
4,4,5,5-tetramethyl-[1,3,2]-dioxaboralane
Conditions | Yield |
---|---|
With C20H22AlN2PSe In neat (no solvent) at 30℃; for 8h; Schlenk technique; Glovebox; Inert atmosphere; chemoselective reaction; | 85% |
Conditions | Yield |
---|---|
Stage #1: vinylcyclopentane With C12H19N2(1-)*C2H3O2(1-)*Pd(2+); potassium carbonate; Selectfluor; bis(pinacol)diborane In nitromethane at 60℃; for 9h; Inert atmosphere; Stage #2: 4-fluorobenzaldehyde In nitromethane at 40℃; for 12h; Inert atmosphere; | 84% |
Conditions | Yield |
---|---|
Stage #1: vinylcyclopentane With C12H19N2(1-)*C2H3O2(1-)*Pd(2+); potassium carbonate; Selectfluor; bis(pinacol)diborane In nitromethane at 60℃; for 9h; Inert atmosphere; Stage #2: 4-methyl-benzaldehyde In nitromethane at 40℃; for 12h; Inert atmosphere; | 78% |
vinylcyclopentane
Conditions | Yield |
---|---|
With [(C5H3(t)Bu2-1,3)RhCl2]2; cesium acetate In 2,2,2-trifluoroethanol at 22℃; for 20h; regioselective reaction; | A n/a B 76% |
vinylcyclopentane
Conditions | Yield |
---|---|
With 1,1'-binaphthalene-2,2'-diamine; oxygen; palladium diacetate; sodium hydrogencarbonate; p-benzoquinone In 1,2-dichloro-ethane at 100℃; for 24h; | A n/a B 75% |
vinylcyclopentane
Conditions | Yield |
---|---|
With [(C5H3(t)Bu2-1,3)RhCl2]2; cesium acetate In 2,2,2-trifluoroethanol at 22℃; for 16h; Catalytic behavior; Reagent/catalyst; Solvent; regioselective reaction; | A 75% B n/a |
With dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; cesium acetate In 2,2,2-trifluoroethanol at 22℃; for 16h; regioselective reaction; | A n/a B 39% |
vinylcyclopentane
(S)-hept-6-en-2-yl-2-(diethoxyphosphoryl)acetate
Conditions | Yield |
---|---|
Grubbs catalyst first generation In dichloromethane Heating; | 74% |
vinylcyclopentane
Conditions | Yield |
---|---|
With [(C5H3(t)Bu2-1,3)RhCl2]2; cesium acetate In 2,2,2-trifluoroethanol at 22℃; for 20h; regioselective reaction; | A n/a B 73% |
vinylcyclopentane
Conditions | Yield |
---|---|
With tetrakis(trimethylphosphine)cobalt(0) In toluene at 170℃; for 1h; Microwave irradiation; | 70% |
vinylcyclopentane
Conditions | Yield |
---|---|
With [(C5H3(t)Bu2-1,3)RhCl2]2; cesium acetate In 2,2,2-trifluoroethanol at 22℃; for 20h; regioselective reaction; | A n/a B 70% |
vinylcyclopentane
Conditions | Yield |
---|---|
With [(C5H3(t)Bu2-1,3)RhCl2]2; cesium acetate In 2,2,2-trifluoroethanol at 22℃; for 20h; regioselective reaction; | A n/a B 69% |
Conditions | Yield |
---|---|
With silver hexafluoroantimonate; sodium phosphate dibasic dihydrate; dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; [bis(acetoxy)iodo]benzene In 2,2,2-trifluoroethanol at 65℃; for 24h; Schlenk technique; Inert atmosphere; Glovebox; Sealed tube; | 65% |
vinylcyclopentane
N,N-dibenzyl-O-benzoylhydroxylamine
Conditions | Yield |
---|---|
With (R,R)-PTBP-Skewphos; copper(l) chloride; sodium t-butanolate In tetrahydrofuran at 20℃; for 4h; Schlenk technique; Inert atmosphere; enantioselective reaction; | 62% |
vinylcyclopentane
Conditions | Yield |
---|---|
With [(C5H3(t)Bu2-1,3)RhCl2]2; cesium acetate In 2,2,2-trifluoroethanol at 22℃; for 20h; regioselective reaction; | A n/a B 62% |
vinylcyclopentane
Conditions | Yield |
---|---|
With [(C5H3(t)Bu2-1,3)RhCl2]2; cesium acetate In 2,2,2-trifluoroethanol at 22℃; for 20h; regioselective reaction; | A n/a B 61% |
vinylcyclopentane
dithiocarbonic acid S-[1-cyclopentyl-2-(1-oxo-1λ4-[1,3]dithian-2-yl)ethyl] ester O-ethyl ester
Conditions | Yield |
---|---|
With dilauryl peroxide In 1,2-dichloro-ethane Heating; | 56% |
Conditions | Yield |
---|---|
With bathophenanthroline; palladium diacetate; copper(II) acetate monohydrate; p-benzoquinone In toluene at 120℃; for 36h; regioselective reaction; | 56% |
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