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Cyclopentane CAS:287-92-3 Specification description colorless transparent liquid denstiy20°c(kg/m3) 740-750 cyclopentane(% wt) 99%min iso-pentane(% wt) ≤ 0.5% n-pentane(% wt) ≤
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Product Description Description & Specification Category Pharmaceutical Raw Materials, Fine Chemicals, Bulk drug Standard Medical standard
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inquiryProfile HeBei Ruishun Trade Co.LTD, registered capital one million,have a production of pharmaceutical raw materials, pharmaceutical raw materials factory reagent r&d center,Seek development by credit
Conditions | Yield |
---|---|
With C55H88ClN3P2Ru In dichloromethane-d2 at 50℃; under 3040.2 Torr; for 3h; Reagent/catalyst; Time; | 100% |
Conditions | Yield |
---|---|
With 0.42C23H20N4O4*2Cl(1-)*Zn(2+)*10.16H2O*0.58Pd(2+)*0.58C23H20N4O4(1-); hydrogen In tetrahydrofuran at 20℃; under 760.051 Torr; for 1h; | 99% |
With C22H34FeO2Si4; hydrogen In toluene at 20℃; for 6h; Inert atmosphere; Schlenk technique; | 99% |
With C40H56FeN2Si4(2-); hydrogen In 1,2-dimethoxyethane at 80℃; under 7600.51 Torr; for 2h; Schlenk technique; Autoclave; | 99% |
carbon monoxide
cyclopenta-1,3-diene
A
cyclopentanealdehyde
B
Cyclopentane
Conditions | Yield |
---|---|
With hydrogen; N-dodecyl-N-(2-hydroxyethyl)-N,N-dimethylammonium bromide; {Rh(cod)[μ-S(CH2)3Si(OMe)3]}2; triphenylphosphine In water; butan-1-ol at 80℃; under 10350.8 Torr; for 15h; microemulsion/sol-gel; | A 98.5% B 1.5% |
Conditions | Yield |
---|---|
With hydrogen; osmium(VIII) oxide In benzene under 18751.5 Torr; for 1h; | 98% |
With nickel under 44130.5 - 51485.6 Torr; Hydrogenation; | |
With molybdenum oxide-aluminium oxide catalysts at 400℃; under 10297.1 Torr; Hydrogenation; |
Conditions | Yield |
---|---|
With hydrogen; K-10 montmorillonite; platinum In diethylene glycol dimethyl ether under 37503 Torr; for 15h; Reduction; | 98% |
With hydrogen; aluminum oxide; nickel at 190℃; | 24% |
With hydrogen at 350℃; under 760.051 Torr; | 16.9% |
cyclopentylmagnesium bromide
Cyclopentane
Conditions | Yield |
---|---|
With 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; tert-butyl alcohol In diethyl ether at 34℃; | 98% |
5-hydroxymethyl-tetrahydrofuran-2-carbaldehyde
A
2,5-dimethyltetrahydrofuran
B
Cyclopentane
Conditions | Yield |
---|---|
With hydrogen In 1,4-dioxane at 180℃; under 9000.9 Torr; for 20h; Catalytic behavior; Reagent/catalyst; Overall yield = 100 %; | A 97.4% B n/a |
Conditions | Yield |
---|---|
With hydrogen; nickel at 180℃; | 95% |
With hydrogen; vanadium(V) oxide; iron at 326.9℃; 1.5E5 Pa; Yield given; |
Conditions | Yield |
---|---|
With carbon monoxide In (2)H8-toluene heated to 150°C for 2.5 h under CO; cooled to 10°C; NMR, GC, GC-MS; | A 78% B 54% C 13% |
Conditions | Yield |
---|---|
Stage #1: 1,5-dibromo-pentane With pyridine; sodium tetrahydroborate; cobalt In methanol at 24.85℃; for 1h; Stage #2: In methanol Irradiation; | 70% |
[(CoN4(CH2)3(C2CH3C2H5)2OOH)](1+)*I(1-)=(CoN4(CH2)3(C2CH3C2H5)2OOH)I
B
Cyclopentane
Conditions | Yield |
---|---|
In methanol Irradiation (UV/VIS); anaerobic irradiation; reaction mixture analyzed by GLC and GC-MS; | A n/a B 70% |
Cyclopentyl bromide
bromobenzene
A
biphenyl
B
Cyclopentane
C
cyclopentylbenzene
D
bicyclopentyl
E
benzene
Conditions | Yield |
---|---|
With pyridine; 1,3-dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone; 4,4'-Dimethoxy-2,2'-bipyridin; NiI2*3.5H2O; sodium iodide; zinc at 20 - 60℃; for 25h; chemoselective reaction; | A n/a B n/a C 63% D n/a E n/a |
penta-1,3-diene
A
Cyclopentane
B
cyclopenta-1,3-diene
C
cyclopentene
Conditions | Yield |
---|---|
With silica-supported tetrakis(triphenylphosphine)platinum(0)-derived nanocatalyst In benzene at 600℃; | A 0.1% B 53.6% C 4.7% |
Cyclopentyl bromide
A
Cyclopentane
B
bicyclopentyl
C
cyclopentene
D
cyclopentylmagnesium bromide
Conditions | Yield |
---|---|
With magnesium In diethyl ether at 0℃; Mechanism; Rate constant; reaction rate dependence on angular velocity of disk, solution viscosity; | A 13 % Chromat. B 21 % Chromat. C 13 % Chromat. D 50% |
pentane
A
methylbutane
B
hexane
C
Cyclopentane
D
cyclopenta-1,3-diene
E
cyclopentene
F
benzene
Conditions | Yield |
---|---|
With hydrogen; Platinum-copper at 334.9℃; Product distribution; various temp. and percent Pt; | A 1% B n/a C 49.2% D 25.9% E 15.1% F n/a G n/a |
cyclopentylmagnesium bromide
A
Cyclopentane
B
bicyclopentyl
C
cyclopentene
Conditions | Yield |
---|---|
With copper dichloride In diethyl ether at 0℃; | A 46% B 1% C 42% |
Conditions | Yield |
---|---|
With hydrogen; silica gel; palladium at 330℃; | A n/a B 45% |
With hydrogen; silica gel; palladium at 330℃; | A 40% B n/a |
Conditions | Yield |
---|---|
With hydrogen at 350℃; under 760.051 Torr; | A 5.4% B 40.8% C 32.6% |
methane
cyclopentene
A
Cyclopentane
B
toluene
C
benzene
Conditions | Yield |
---|---|
Ni on sodalite at 310℃; under 735.5 Torr; | A 13% B 9% C 33% |
Ni on sodalite at 310℃; under 735.5 Torr; | A 13% B 9% C 33% |
cis-1,2-cyclopentanediol
A
Cyclopentane
trans-cyclopentane-1,2-diol
C
cyclopentene
Conditions | Yield |
---|---|
With hydrogen In 1,4-dioxane at 139.84℃; under 60006 Torr; for 24h; | A 32% B 11% C 6% |
isobutene
A
1-butylene
B
(Z)-2-Butene
C
2-methyl-but-2-ene
D
Z-piperylene
E
1-methylbuta-1,3-diene
F
propene
G
methane
H
trans-2-Butene
I
(Z)-pent-2-ene
J
(E)-pent-2-ene
K
ethane
L
propane
M
Isobutane
N
methylbutane
O
ethene
P
1-penten
Q
Cyclopentane
R
2-Methyl-1-butene
S
3-Methyl-1-butene
T
cyclopentene
U
n-butane
V
pentane
Conditions | Yield |
---|---|
CBV1502 at 579.84℃; under 900.09 Torr; Product distribution / selectivity; | A 2.6% B 2.4% C 1.29% D 0.05% E 0.03% F 24.95% G 0.73% H 3.19% I 0.32% J 0.58% K 0.36% L 2.08% M 2.15% N 0.34% O 9.61% P 0.23% Q 0.4% R 0.71% S 0.14% T 0.14% U 1.8% V 0.16% |
CBV28014 at 509.84℃; under 900.09 Torr; Product distribution / selectivity; | A 6.71% B 7.3% C 5.62% D 0.02% E 0.03% F 23.29% G 0.09% H 9.97% I 1.1% J 2.06% K 0.07% L 1.24% M 1.95% N 0.59% O 3.25% P 0.7% Q 0.31% R 2.72% S 0.47% T 0.21% U 1.37% V 0.26% |
Conditions | Yield |
---|---|
With silica-supported tetrakis(triphenylphosphine)platinum(0)-derived nanocatalyst In benzene at 600℃; | A 0.3% B 21.4% C 2.7% |
With silica-supported tetrakis(triphenylphosphite)platinum(0)-derived nanocatalyst In benzene at 600℃; | A 2.1% B 6% C 1.2% |
With platinum on alumina In water at 600℃; | A 0.1% B 1.4% C 0.1% |
With hydrogen at 575℃; under 3087.28 Torr; for 15h; Overall yield = 32 percent; |
2-cyclohexylphenol
A
Cyclopentane
B
methyl-cyclopentane
C
cyclohexane
D
1-phenyl-1-cyclohexane
E
toluene
F
benzene
Conditions | Yield |
---|---|
With hydrogen; nickel(II) oxide; aluminum oxide; molybdenum(VI) oxide at 450℃; under 21001.7 Torr; for 0.75h; Product distribution; further products; | A 2% B 14% C 16% D 11% E 3% F 20% |
Conditions | Yield |
---|---|
In benzene-d6 byproducts: AgBr; Addn. of a soln. of iron compound to a frozen suspn. of AgBF4 at liquid nitrogen temp., sealing NMR tube under high vac., warming to room temp. and shaking.; Not isolated, NMR, MS, GC.; | 8% |
Conditions | Yield |
---|---|
With platinum on activated charcoal; hydrogen at 325℃; | |
With silica-supported chloroplatinic acid-derived nanocatalyst In water at 600℃; | 0.7% |
Conditions | Yield |
---|---|
With aluminium hydride In tetrahydrofuran at 25℃; for 24h; Product distribution; var. aluminum hydrides, rate of reduction; | 31 % Chromat. |
With lithium triethylborohydride In tetrahydrofuran at 25℃; for 1h; Rate constant; Product distribution; var. time; | 99 % Chromat. |
With palladized zinc; hydrogen bromide |
Conditions | Yield |
---|---|
With ethanol; zinc man fuegt rauchende Salzsaeure hinzu; | |
With acetic acid; zinc | |
With tri-n-butyl-tin hydride In 2,2,4-trimethylpentane Thermodynamic data; ΔH, heat of reduction; |
(Dichloroiodo)benzene
A
iodobenzene
B
1,5-dichloropentane
C
Cyclopentane
cyclopentanone hydrazone
Cyclopentane
Conditions | Yield |
---|---|
With sodium ethanolate at 170 - 180℃; |
Cyclopentane
Conditions | Yield |
---|---|
With diethyl ether; dichloroiodo-benzene |
Conditions | Yield |
---|---|
With bromine; aluminium trichloride; Acetyl bromide In pentane at 0℃; for 1.83333h; | 100% |
With bromine; aluminium trichloride; Acetyl bromide In pentane at 0℃; for 1.83333h; Product distribution; ionic bromination of other cycloalkanes and n-alkanes with various catalysts and at different temperatures; | 100% |
With bromine; sodium t-butanolate In cyclohexane Heating; | 100% |
Conditions | Yield |
---|---|
With aluminum tri-bromide at -20℃; | 100% |
Stage #1: Cyclopentane; carbon monoxide With aluminum tri-bromide; carbon tetrabromide In various solvent(s) at 0℃; under 760.051 Torr; for 4h; Stage #2: 2-nitro-aniline In various solvent(s) at -20 - 20℃; under 760.051 Torr; Further stages.; | 100 % Chromat. |
Stage #1: Cyclopentane; carbon monoxide With 2AlBr3*CBr4 In dibromomethane Stage #2: 2-nitro-aniline In dibromomethane at 0℃; for 2h; chemoselective reaction; | 97 %Chromat. |
piperidine
Cyclopentane
carbon monoxide
cyclopentyl(piperidin-1-yl)methanone
Conditions | Yield |
---|---|
With aluminum tri-bromide at -20℃; | 100% |
Stage #1: Cyclopentane; carbon monoxide With aluminum tri-bromide; carbon tetrabromide In various solvent(s) at -20℃; under 760.051 Torr; Stage #2: piperidine In various solvent(s) at -20 - 20℃; under 760.051 Torr; Further stages.; | 100 % Chromat. |
N,N-bis(2-hydroxy-4,5-dimethylbenzyl)propylamine
C14H6(C4H9)4H2NC3H7O2Ti(OC3H7)2
Cyclopentane
Conditions | Yield |
---|---|
In diethyl ether the mixt. in ether was stirred for 2 h at room temp. under N2; volatiles were removed under reduced pressure; elem. anal.; | 99% |
Cyclopentane
carbon monoxide
4-chlorophenyltrimethylsilane
(4-chlorophenyl)(cyclopentyl)methanone
Conditions | Yield |
---|---|
With aluminum tri-bromide; 1,1-dibromomethane In tetrachloromethane at 0℃; | 98% |
tetramethylsilane
Cyclopentane
carbon monoxide
1-cyclopentylethanone
Conditions | Yield |
---|---|
With aluminum tri-bromide; 1,1-dibromomethane In tetrachloromethane at 0℃; | 97% |
Conditions | Yield |
---|---|
With hydrogenchloride; tetraethylammonium chloride In water; acetonitrile at 33 - 46℃; Electrochemical reaction; Irradiation; Inert atmosphere; | 97% |
With di-tert-butyl peroxide; dimethylglyoxal; trifluoroacetic acid In acetonitrile at 20℃; for 20h; Minisci Aromatic Substitution; Inert atmosphere; Irradiation; | 89% |
Conditions | Yield |
---|---|
With potassium chloride; tetrabutyl-ammonium chloride; acetic acid In water at 20℃; for 6.5h; Reagent/catalyst; | 96% |
With sodium hypochlorite In water; acetone at 20℃; for 2h; Inert atmosphere; | 95% |
With hydrogenchloride; potassium chloride; tetrabutyl-ammonium chloride In water at 20℃; Irradiation; Green chemistry; | 94% |
Conditions | Yield |
---|---|
With hydrogenchloride; FeH6Mo6O24(3-)*3H3N*3H(1+)*7H2O; tetrabutylammomium bromide; dihydrogen peroxide In 1,4-dioxane; water at 85℃; for 24h; | 96% |
With [Fe4III(μ-O)2(μ-acetate)6(2,2'-bipyridine)2(H2O)2](NO3-)(OH-); dihydrogen peroxide; acetic acid In water; acetonitrile at 32℃; for 3h; Catalytic behavior; | 60% |
With dihydrogen peroxide; vanadium phosphorus oxide In acetonitrile at 50℃; for 20h; | 48% |
[(η3-[2.1.1]-2,6-pyridinophane)Pt(IV)HMe2]B[3,5-(CF3)2C6H3]4
Cyclopentane
[Pt(η2-(cyclopentene))H(η3-[2.1.1]-(2,6)-pyridinophane)] tetrakis[3,5-bis(trifluoromethyl)phenyl]borate
Conditions | Yield |
---|---|
In dichloromethane Kinetics; byproducts: CH4; by a react. of cyclopentane with Pt-contg. compd. at room temp. in CH2Cl2 soln. for 8 h; NMR studies; 1 isomer; | 95% |
Cyclopentane
Conditions | Yield |
---|---|
With tetrakis(tetrabutylammonium)decatungstate(VI); (S)-6,6'-bis(2,4,6-triisopropylphenyl)-1,1'-spirobiindane-7,7'-diyl hydrogenphosphate In benzonitrile at 0℃; for 3h; Inert atmosphere; Schlenk technique; Irradiation; Molecular sieve; enantioselective reaction; | 95% |
Conditions | Yield |
---|---|
Stage #1: C14H10ClF3N2O2S With sodium hydride In dichloromethane; mineral oil at 20℃; for 1h; Sealed tube; Stage #2: Cyclopentane With C26H18Ag2B2Br18N12O2 In dichloromethane; mineral oil at 60℃; for 48h; Sealed tube; Inert atmosphere; regioselective reaction; | 94% |
Conditions | Yield |
---|---|
With trifluoroacetic acid; dibenzoyl peroxide In 1,2-dichloro-ethane at 100℃; for 4h; Inert atmosphere; | 93% |
With di-tert-butyl peroxide; manganese(II) acetate In 1,2-dichloro-benzene at 130℃; for 8h; Inert atmosphere; Sealed tube; | 86% |
With tetrakis(tetrabutylammonium)decatungstate(VI); bis(trifluoromethane)sulfonimide lithium In water; acetonitrile for 20h; Electrolysis; Inert atmosphere; Irradiation; | 73% |
With tert-butyl peroxyacetate; [4,4′-bis(1,1-dimethylethyl)-2,2′-bipyridine-N1,N1′]bis{3,5-difluoro-2-[5-(trifluoromethyl)-2-pyridinyl-κN]phenyl-κC}iridium(III) hexafluorophosphate; trifluoroacetic acid In acetone at 20℃; for 48h; Irradiation; Sealed tube; Green chemistry; | 48% |
Cyclopentane
carbon monoxide
toluene
cyclopentyl(p-tolyl)methanone
Conditions | Yield |
---|---|
With aluminum tri-bromide; 1,1-dibromomethane In tetrachloromethane at 0℃; | 92% |
Conditions | Yield |
---|---|
With sodium hydroxide; iodoform at 25℃; for 16h; Iodination; | 92% |
With iodine; sodium t-butanolate at 40℃; | 85% |
With CCl4*2AlI3 In dichloromethane at -20℃; for 1.5h; | 66% |
Cyclopentane
Cinnamic acid
(E)-1-cyclopentyl-2-phenylethene
Conditions | Yield |
---|---|
With iron(III)-acetylacetonate; di-tert-butyl peroxide at 120℃; for 24h; Inert atmosphere; stereoselective reaction; | 92% |
With di-tert-butyl peroxide at 120℃; for 24h; Inert atmosphere; Sealed tube; | 74% |
With di-tert-butyl peroxide; potassium carbonate; copper(II) oxide at 120℃; under 760.051 Torr; for 10h; Schlenk technique; Inert atmosphere; | 70% |
Conditions | Yield |
---|---|
With tert-Butyl peroxybenzoate In dichloromethane at 20℃; for 36h; Catalytic behavior; Irradiation; Inert atmosphere; | 92% |
With dipotassium peroxodisulfate; (4,4'-di-tert-butyl-2,2'-dipyridyl)-bis-(2-phenylpyridine(-1H))-iridium(III) hexafluorophosphate; trifluoroacetic acid In acetonitrile at 20℃; for 16h; Irradiation; Inert atmosphere; | 89% |
With trifluoroacetic acid; dibenzoyl peroxide In 1,2-dichloro-ethane at 100℃; for 4h; Inert atmosphere; | 87% |
With Selectfluor; trifluoroacetic acid In acetonitrile at 25℃; for 24h; Schlenk technique; Inert atmosphere; Irradiation; | 79% |
With dipotassium peroxodisulfate; tetrabutylammomium bromide In water; 1,2-dichloro-ethane at 120℃; for 8h; | 28% |
1,1-Diphenylethylene
Cyclopentane
(2-cyclopentylethene-1,1-diyl)dibenzene
Conditions | Yield |
---|---|
With decacarbonyldirhenium(0); 2-(1-acetoxy-3-oxo-1,3-dihydro-1λ3-benzo[d][1,2]iodazol-2-yl)-propionic acid methyl ester at 150℃; for 12h; Sealed tube; Inert atmosphere; Schlenk technique; Green chemistry; regioselective reaction; | 91% |
Cyclopentane
trans-1,2-dibromocyclopentane
Conditions | Yield |
---|---|
With bromine In dichloromethane at -5 - 10℃; | 90.18% |
With bromine at 60℃; Irradiation; |
Conditions | Yield |
---|---|
With hydrogen; osmium(VIII) oxide at 120℃; under 37503 Torr; for 15h; or 100 to 180 deg C, different Os-catalysts and -concentrations; Further byproducts given; | 90% |
With hydrogen; osmium(VIII) oxide at 120℃; under 37503 Torr; for 15h; Product distribution; different Os-catalysts and concentration; reaction temperatures; other alkanes, cycloalkanes, benzene, toluene; | 90% |
With platinum on activated charcoal at 300℃; Hydrogenation; |
Conditions | Yield |
---|---|
With iron(III)-acetylacetonate; di-tert-butyl peroxide at 120℃; for 24h; Inert atmosphere; stereoselective reaction; | 90% |
Conditions | Yield |
---|---|
With di-tert-butyl peroxide at 120℃; for 24h; | 90% |
With di-tert-butyl peroxide at 120℃; for 18h; Reagent/catalyst; | 86% |
With tert.-butylhydroperoxide at 120℃; for 18h; Sealed tube; Inert atmosphere; | 67% |
With di-tert-butyl peroxide at 120℃; for 24h; Sealed tube; |
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