Cyclopentene oxide supplier

Name
Cyclopentene oxide
EINECS 206-005-6
CAS No. 285-67-6
Article Data74
CAS DataBase
Density 1.071 g/cm³
Solubility Immiscible with water.
Melting Point 136-137 °C
Formula C₅H₈O
Boiling Point 102 °C at 760 mmHg
Molecular Weight 84.1179
Flash Point 10 °C
Transport Information UN 1993 3/PG 2
Appearance Clear colorless to very faintly yellow liquid
Safety 16-26-36-36/37/39
Risk Codes 11-36/37/38
Molecular Structure
Hazard Symbols F,Xi
Synonyms 1,2-Epoxycyclopentane;Cyclopentane, 1,2-epoxy-;Cyclopentene epoxide;Epoxycyclopentane;NSC 148216;NSC 196230;cis-1,2-Epoxycyclopentane;
PSA 12.53000
LogP 0.93770

Synthetic route

: 142-29-0
cyclopentene

: 285-67-6
Cyclopentene oxide

Conditions

Conditions	Yield
With [NiII(tetrakis(2,6-di(n-butoxy)phenyl)porphyrinato)]; 3-chloro-benzenecarboperoxoic acid In dichloromethane at 20℃; for 0.166667h; Inert atmosphere; Schlenk technique;	100%
With dihydrogen peroxide; teterabutylammonium In acetonitrile at 31.85℃; for 3h;	99%
With tert.-butylhydroperoxide In acetonitrile at 65 - 68℃; for 9h;	99%

: 142-29-0
cyclopentene

A: 285-67-6
Cyclopentene oxide

B: 4065-92-3
cyclopentane-1,2-diol

Conditions

Conditions	Yield
With sodium tungstate (VI) dihydrate; phosphoric acid; dihydrogen peroxide In 5,5-dimethyl-1,3-cyclohexadiene; water at 60℃; for 2h; pH=1.6; Kinetics; Reagent/catalyst; Solvent;	A 5.9% B 93.4%

: (C4H9)3SnOC5H8Cl

: 285-67-6
Cyclopentene oxide

Conditions

Conditions	Yield
decompn. at 200°C for 0.5 h;	86%

: 62820-00-2
4-cyano-N,N-dimethylaniline-N-oxide

: 142-29-0
cyclopentene

A: 285-67-6
Cyclopentene oxide

B: 4714-62-9
4-cyano-N-methylaniline

C: 1197-19-9
4-cyano-N,N-dimethylaniline

Conditions

Conditions	Yield
With 1H-imidazole; [Mn(2,3,7,8,12,13,17,18-octamethyl-5,10,15,20-tetraphenylporphyrin)Cl] In dichloromethane at 25℃; Product distribution; with various alkene concentrations;	A 80% B 20% C 79%

...Expand

: (C4H9)3SnOC5H8Br

: 285-67-6
Cyclopentene oxide

Conditions

Conditions	Yield
decompn. at 100°C for 0.5 h;	73%
decompn. at 100°C for 0.5 h;	73%

: 5057-99-8
trans-cyclopentane-1,2-diol

: 285-67-6
Cyclopentene oxide

Conditions

Conditions	Yield
With sodium hydroxide; p-toluenesulfonyl chloride; benzyltriethylammonium bromide In dichloromethane at 25℃; for 0.166667h;	71%

: 75-91-2
tert.-butylhydroperoxide

: 142-29-0
cyclopentene

A: 285-67-6
Cyclopentene oxide

B: 38362-74-2
tert. Butyl-2-cyclopenten-1-yl-peroxid

Conditions

Conditions	Yield
With palladium diacetate; potassium carbonate; 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl In dichloromethane at 0℃; for 48h;	A n/a B 63%

...Expand

: 142-29-0
cyclopentene

A: 285-67-6
Cyclopentene oxide

B: 4065-92-3
cyclopentane-1,2-diol

C: 111-30-8
Glutaraldehyde

Conditions

Conditions	Yield
With dihydrogen peroxide; H3PMo10W2O40 at 35℃; for 3h;	A 0.8% B 13.9% C 60.6%
With dihydrogen peroxide; H3PMo10W2O40 at 35℃; for 3h; Product distribution; various molybdenum compounds as catalysts;	A 0.8% B 13.9% C 60.6%

...Expand

: 142-29-0
cyclopentene

A: 285-67-6
Cyclopentene oxide

B: 3212-60-0, 6426-28-4, 62894-08-0, 109431-72-3
cyclopent-2-enol

C: 930-30-3
cyclopent-2-enone

Conditions

Conditions	Yield
With 6C16H36N(1+)2Zn(2+)4Na(1+)*[Bi2Zn2(ZnW9O34)2](14-); urea hydrogen peroxide adduct In acetonitrile at 70℃; for 24h; Ene Reaction;	A 10% B 32% C 58%
With oxygen In chlorobenzene at 50℃; Mechanism; Product distribution; catalysts Co(acac)3 and MoO2(acac)2;	A 10.4 % Chromat. B n/a C n/a
With air; iron 5,10,15,20-tetrakis-(2',6'-dichlorophenyl)porphyrinate; iodosylbenzene In dichloromethane for 0.5h; Product distribution; Mechanism; var. cycloalkenes; other porphyrin; var. reaction time;	A 64 % Chromat. B 19 % Chromat. C 1.9 % Chromat.

...Expand

: 142-29-0
cyclopentene

A: 285-67-6
Cyclopentene oxide

B: 120-92-3
cyclopentanone

Conditions

Conditions	Yield
With dihydrogen peroxide In acetonitrile at 65 - 68℃; for 9h;	A 39% B 16%
With sodium hypochlorite In acetonitrile at 65 - 68℃; for 9h;	A 5% B 14%
With oxygen; isobutyraldehyde at 50℃; for 6h; Catalytic behavior; Reagent/catalyst;	A 89 %Chromat. B 11 %Chromat.

: 69578-06-9
2-chlorocyclopentane-1-ol

: 285-67-6
Cyclopentene oxide

Conditions

Conditions	Yield
With potassium hydroxide
With potassium hydroxide; diethyl ether

: 359-48-8
trifluoroacetyl peroxide

: 142-29-0
cyclopentene

: 285-67-6
Cyclopentene oxide

Conditions

Conditions	Yield
With dichloromethane; sodium carbonate

: 90466-76-5
2-t-butylperoxycyclopentane-1-yl

A: 285-67-6
Cyclopentene oxide

B: 56141-93-6
cyclopentyl t-butyl peroxide

Conditions

Conditions	Yield
With tri-n-butyl-tin hydride In benzene at 24.9℃; Rate constant; Irradiation;

: 62820-00-2
4-cyano-N,N-dimethylaniline-N-oxide

: 142-29-0
cyclopentene

A: 285-67-6
Cyclopentene oxide

B: 97860-68-9
4’-cyano-N-methylformanilide

C: 4714-62-9
4-cyano-N-methylaniline

D: 79121-26-9
N,N'-dimethyl-N,N'-bis-(p-cyanophenyl)hydrazine

E: 97860-69-0
N,N'-bis-(p-cyanophenyl)-N-methylmethylenediamine

F: 1197-19-9
4-cyano-N,N-dimethylaniline

Conditions

Conditions	Yield
With (2,3,7,8,12,13,17,18-octamethyl-5,10,15,20-tetraphenylporphinato)iron(III) chloride In dichloromethane at 25℃; Product distribution;

...Expand

: 76847-41-1
3-bromo-4,5-dihydro-5-hydroperoxy-4,4-dimethyl-3,5-diphenyl-3H-pyrazole

: 142-29-0
cyclopentene

A: 285-67-6
Cyclopentene oxide

B: 76847-42-2
3-bromo-4,5-dihydro-5-hydroxy-4,4-dimethyl-3,5-diphenyl-3H-pyrazole

Conditions

Conditions	Yield
In chloroform-d1 at 34℃; Rate constant;	A 41 % Spectr. B 41 % Spectr.

...Expand

: 142-29-0
cyclopentene

A: 285-67-6
Cyclopentene oxide

B: 930-30-3
cyclopent-2-enone

Conditions

Conditions	Yield
With oxygen 1.) 35 deg C, 101.3 kPa; 2.) pyrolysis GLC; Multistep reaction;
With Ce0.3Co0.7Fe2O4; dihydrogen peroxide In 1,4-dioxane at 90℃; for 9h;	A 76.7 %Chromat. B 11.6 %Chromat.
With Ca0.1Co0.9Fe2O4; dihydrogen peroxide In N,N-dimethyl-formamide at 60℃; for 8h; Catalytic behavior; Solvent; Reagent/catalyst; Schlenk technique;

: 142-29-0
cyclopentene

A: 285-67-6
Cyclopentene oxide

B: 4096-28-0
cyclopent-1-en-3-yl hydroperoxide

C: 4065-77-4
2-(Cyclopent-2-enylperoxy)-cyclopentyl-hydroperoxide

Conditions

Conditions	Yield
With oxygen at 35℃; under 759.8 Torr;	A 14 % Chromat. B n/a C n/a
With 2,2'-azobis(isobutyronitrile); oxygen at 35℃; under 759.8 Torr; for 145h; Mechanism; Product distribution; quantity mol O2 per mol olefine;	A 14 % Chromat. B n/a C n/a
With oxygen at 35℃; under 759.8 Torr;
With oxygen at 35℃; under 759.8 Torr; Yield given. Yields of byproduct given;

...Expand

: 142-29-0
cyclopentene

A: 285-67-6
Cyclopentene oxide

B: 3212-60-0, 6426-28-4, 62894-08-0, 109431-72-3
cyclopent-2-enol

C: 930-30-3
cyclopent-2-enone

D: 120-92-3
cyclopentanone

Conditions

Conditions	Yield
With bis(acetonitrile)chloronitropalladium(II) In dichloromethane at 20℃; for 6h; Product distribution; other cycloalkenes;	A 4 % Chromat. B 27 % Chromat. C 1 % Chromat. D 3 % Chromat.

...Expand

: 1-Bromo-2-tert-butylperoxy-cyclopentane

A: 285-67-6
Cyclopentene oxide

B: 56141-93-6
cyclopentyl t-butyl peroxide

Conditions

Conditions	Yield
With tri-n-butyl-tin hydride; trans-di-O-tert-butyl hyponitrite In benzene for 1.5h; Rate constant;

: trans-2-bromomercurio-1-t-butylperoxycyclopentane

A: 285-67-6
Cyclopentene oxide

B: 56141-93-6
cyclopentyl t-butyl peroxide

Conditions

Conditions	Yield
With sodium hydroxide; sodium tetrahydroborate In dichloromethane 1.) 0 deg C, 30 min, 2.) room temperature, 30 min; Yield given. Yields of byproduct given;

: 142-29-0
cyclopentene

A: 285-67-6
Cyclopentene oxide

B: 29314-30-5
but-2-enyl hydroperoxide

Conditions

Conditions	Yield
With oxygen at 35℃; regioselectivity of the autooxidation; other cyclic olefins;

: 287-92-3
Cyclopentane

A: 285-67-6
Cyclopentene oxide

B: 74-85-1
ethene

C: 542-92-7
cyclopenta-1,3-diene

D: 106-99-0
buta-1,3-diene

E: 142-29-0
cyclopentene

F: 107-02-8
acrolein

G propene: propene

Conditions

Conditions	Yield
With hydrogen; oxygen at 399.9℃; Product distribution; Rate constant; Mechanism; various O2 pressure; other reaction temperature;

...Expand

: 57857-90-6, 89417-14-1, 116051-23-1, 122673-93-2
(+/-)-trans-2-iodocyclopentanol

: silver nitrate

: 285-67-6
Cyclopentene oxide

: 20377-80-4
(+/-)-trans-2-chlorocyclopentanol

aqueous NaOH: aqueous NaOH

: 285-67-6
Cyclopentene oxide

: 7732-18-5
water

: (+/-)-trans-2-amino-cyclopentanol; hydrogenoxalate

sodium nitrite: sodium nitrite

A: 285-67-6
Cyclopentene oxide

B trans-cyclopentanediol-(1.2): trans-cyclopentanediol-(1.2)

...Expand

: 120640-00-8, 120640-01-9
(+/-)-(trans-2-hydroxy-cyclopentyl)-trimethyl-ammonium; iodide

Ag2O: Ag2O

H2O: H2O

: 285-67-6
Cyclopentene oxide

Conditions

Conditions	Yield
Erhitzen des Reaktionsprodukts auf 130grad;

...Expand

: 67-56-1
methanol

: 120640-00-8, 120640-01-9
(+/-)-(trans-2-hydroxy-cyclopentyl)-trimethyl-ammonium; iodide

Ag2O: Ag2O

A: 285-67-6
Cyclopentene oxide

: 5057-99-8
trans-cyclopentane-1,2-diol

C trans-2-methoxy-cyclopentanol: trans-2-methoxy-cyclopentanol

Conditions

Conditions	Yield
Erhitzen des Reaktionsprodukts bis auf 190grad;

...Expand

: 334538-40-8
3,3-(α-hydroxytetramethylene)diazirine

A: 285-67-6
Cyclopentene oxide

B: 3212-60-0, 6426-28-4, 62894-08-0, 109431-72-3
cyclopent-2-enol

C: 120-92-3
cyclopentanone

Conditions

Conditions	Yield
In tetrahydrofuran at 20℃; for 1h; Photolysis;

...Expand

: 3,3-(α-hydroxytetramethylene)diazirine lithium salt

A: 285-67-6
Cyclopentene oxide

B: 3212-60-0, 6426-28-4, 62894-08-0, 109431-72-3
cyclopent-2-enol

C: 120-92-3
cyclopentanone

Conditions

Conditions	Yield
In tetrahydrofuran at 20℃; for 1h; Photolysis;

...Expand

: 285-67-6
Cyclopentene oxide

: 62-53-3
aniline

: 77924-49-3, 101593-89-9
trans-2-(phenylamino)cyclopentanol

Conditions

Conditions	Yield
With zirconium(IV) chloride at 20℃; for 0.25h;	100%
With lithium bromide at 20℃; for 5h;	100%
With sulfated zirconia In neat (no solvent) at 20℃; for 0.5h; regioselective reaction;	98%

: 123-75-1
pyrrolidine

: 285-67-6
Cyclopentene oxide

: 32635-39-5
(+/-)-trans-(1-pyrrolidinyl)cyclopentan-2-ol

Conditions

Conditions	Yield
bismuth(lll) trifluoromethanesulfonate at 160℃; for 0.25h; microwave irradiation;	100%
With triethylaluminum 1.) toluene, CH2Cl2, 25-30 deg C, 30 min, 2.) room temperature; Yield given. Multistep reaction;
In water
With potassium carbonate
In ethanol at 80℃; for 18h; Inert atmosphere;

: 285-67-6
Cyclopentene oxide

: 124-02-7
diallylamine

: 77924-51-7
trans-2-(diallylamino)cyclopentanol

Conditions

Conditions	Yield
In ethanol for 24h; Heating;	100%
In ethanol at 95℃; Sealed tube;	100%
With triethylaluminum 1.) toluene, CH2Cl2, 25-30 deg C, 30 min, 2.) room temperature; Yield given. Multistep reaction;

: 285-67-6
Cyclopentene oxide

: 57857-90-6, 89417-14-1, 116051-23-1, 122673-93-2
(+/-)-trans-2-iodocyclopentanol

Conditions

Conditions	Yield
With iodine; tiolacetic acid In dichloromethane at 20℃; for 0.333333h; Ring cleavage;	100%
With cerium(III) chloride; sodium iodide In acetonitrile at 20℃; for 0.166667h;	91%
With cerium(III) chloride; sodium iodide In acetonitrile at 20℃; for 24h;	89.5%
With water; iodine; triphenylphosphine In acetonitrile for 0.25h; Ambient temperature; Yield given;
With water; lithium iodide

: 285-67-6
Cyclopentene oxide

: 33092-86-3
trans-2-aminocyclopentanol

Conditions

Conditions	Yield
With ammonium hydroxide at 85℃; for 0.5h; microwave irradiation;	100%
With ammonium hydroxide In ethanol at 120 - 140℃; for 5h; in steel autoclave;	71%
With ammonium hydroxide at 140℃; under 15200 Torr;

: 285-67-6
Cyclopentene oxide

: 142-29-0
cyclopentene

Conditions

Conditions	Yield
With sodium amalgam; chiral Co(II) In tetrahydrofuran-d8 at 20℃; for 6h; deoxygenation;	100%
With triphenylphosphine at 200℃; for 8.5h;	59%
With trifluoroacetic acid; selenobenzamide In dichloromethane at 20℃; for 30h; Mechanism; With other reagents are dicussed.;	85 % Chromat.

: 110-89-4
piperidine

: 285-67-6
Cyclopentene oxide

: trans-2-(piperidin-1-yl)cyclopentanol

Conditions

Conditions	Yield
bismuth(lll) trifluoromethanesulfonate at 160℃; for 0.25h; microwave irradiation;	100%

: 285-67-6
Cyclopentene oxide

: 121219-03-2
4-bromo-3-fluorophenol

: trans-2-(4-bromo-3-fluorophenoxy)cyclopentanol

Conditions

Conditions	Yield
With sodium carbonate In propyl cyanide at 175℃; for 2h; microwave irradiation; Inert atmosphere;	100%

: 285-67-6
Cyclopentene oxide

: 158001-05-9
C5H12N2O

Conditions

Conditions	Yield
With hydrazine hydrate In ethanol at 85℃; for 12h;	100%

: 285-67-6
Cyclopentene oxide

: (±)-trans-2-azidocyclopentanol

Conditions

Conditions	Yield
With PEG-400; sodium azide at 20℃; for 0.583333h;	99%
With 1‑(1‑carboxymethyl)‑3‑methylimidazolium tetrafluoroborate; sodium azide In neat (no solvent) at 60℃; for 0.5h; Reagent/catalyst; Green chemistry; regioselective reaction;	95%
With sodium azide; glycerol-tri(3-methylimidazolium) trimesylate In water at 60℃; for 2h;	94%

: 285-67-6
Cyclopentene oxide

: 75-77-4
chloro-trimethyl-silane

: 80717-12-0
((1R,2R)-2-Chloro-cyclopentyloxy)-trimethyl-silane

Conditions

Conditions	Yield
In chloroform at 25℃; for 0.25h;	99%

: 285-67-6
Cyclopentene oxide

: 693-02-7
hex-1-yne

: trans-2-(hex-1-yn-1-yl)cyclopentan-1-ol

Conditions

Conditions	Yield
Stage #1: hex-1-yne With n-butyllithium; boron trifluoride diethyl etherate In tetrahydrofuran at -78℃; for 0.5h; Stage #2: Cyclopentene oxide In tetrahydrofuran at -78℃; for 4h;	99%
Stage #1: hex-1-yne With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 0.333333h; Stage #2: Cyclopentene oxide With boron trifluoride diethyl etherate In tetrahydrofuran; hexane at -78℃; for 1.3h; Yamaguchi-Hirao alkylation; Further stages.;	62%

: 285-67-6
Cyclopentene oxide

: 98-91-9
thiobenzoic acid

: 93604-41-2
(+/-)-thiobenzoic acid S-(trans-2-hydroxy-cyclopentyl ester)

Conditions

Conditions	Yield
With aluminum oxide In diethyl ether at 20℃; for 1h;	99%

: 285-67-6
Cyclopentene oxide

: 110-91-8
morpholine

: 161193-34-6
2-(morpholin-4-yl)cyclopentanol

Conditions

Conditions	Yield
With acetic acid In water at 20℃; for 0.5h; Solvent; Reagent/catalyst;	99%
In ethanol Heating;

: 285-67-6
Cyclopentene oxide

: 16750-63-3
2-methoxyphenylmagnesium bromide

: 1250244-71-3
2-(2-methoxyphenyl)cyclopentanol

Conditions

Conditions	Yield
Stage #1: 2-methoxyphenylmagnesium bromide With copper(l) iodide In tetrahydrofuran at 20℃; for 0.166667h; Stage #2: Cyclopentene oxide In tetrahydrofuran at 20℃; Stage #3: With water; ammonium chloride In tetrahydrofuran at 20℃; for 0.5h;	99%

: 285-67-6
Cyclopentene oxide

: 101-77-9
4,4'-diamino diphenyl methane

: 2-(4-(4-(2-hydroxycyclopentylamino)benzyl)phenylamino)cyclopentanol

Conditions

Conditions	Yield
With iron oxide In neat (no solvent) at 20℃; for 20h; Green chemistry; regioselective reaction;	99%

: 285-67-6
Cyclopentene oxide

: 536-74-3
phenylacetylene

: trans-2-(phenylethynyl)cyclopentan-1-ol

Conditions

Conditions	Yield
Stage #1: phenylacetylene With n-butyllithium; boron trifluoride diethyl etherate In tetrahydrofuran at -78℃; for 0.5h; Stage #2: Cyclopentene oxide In tetrahydrofuran at -78℃; for 4h;	99%

: 285-67-6
Cyclopentene oxide

: 2393-23-9
4-methoxy-benzylamine

: trans-2-((4-methoxybenzyl)amino)cyclopentanol

Conditions

Conditions	Yield
With acetic acid In neat (no solvent) at 20℃; for 1h; regioselective reaction;	99%

: 285-67-6
Cyclopentene oxide

: 139469-06-0
1-bromo-5-dimethoxy-2-vinylbenzene

: (1R,2S)-2-(4-methoxy-2-vinylphenyl)cyclopentan-1-ol

Conditions

Conditions	Yield
Stage #1: 1-bromo-5-dimethoxy-2-vinylbenzene With iodine; magnesium for 0.5h; Reflux; Inert atmosphere; Sealed tube; Stage #2: With copper(l) iodide at 0℃; for 0.5h; Inert atmosphere; Stage #3: Cyclopentene oxide In tetrahydrofuran at 0 - 20℃; for 3h; Inert atmosphere;	99%

: 285-67-6
Cyclopentene oxide

: 20377-80-4
(+/-)-trans-2-chlorocyclopentanol

Conditions

Conditions	Yield
With morpholine; 1,3,5-trichloro-2,4,6-triazine In water at 20℃; for 0.25h;	98%
With zirconyl chloride In acetonitrile at 20℃; for 0.333333h;	98%
With cerium(III) chloride In acetonitrile for 1h; Heating;	90%
With hydrogenchloride at -20 - -10℃;
With hydrogenchloride

: 285-67-6
Cyclopentene oxide

: 7569-34-8
ethyl p-tolyl sulfone

: α-(2-hydroxycyclopentyl)ethyl p-tolyl sulfone

Conditions

Conditions	Yield
With n-butyllithium In hexane; toluene 1.) 60-65 deg C, 1 h, 2.) 110 deg C, 18 h;	98%

: 285-67-6
Cyclopentene oxide

: phenylmagnesium bromide

: 42086-64-6
trans-2-phenylcyclopentan-1-ol

Conditions

Conditions	Yield
With copper(l) iodide In tetrahydrofuran	98%
	86%

: 285-67-6
Cyclopentene oxide

: 4440-01-1
lithium phenylacetylide

: trans-2-(phenylethynyl)cyclopentan-1-ol

Conditions

Conditions	Yield
With boron trifluoride diethyl etherate at -78℃;	98%

: 285-67-6
Cyclopentene oxide

: 42086-64-6
trans-2-phenylcyclopentan-1-ol

Conditions

Conditions	Yield
With (lithium)2(CN)(phenyl)2cuprate In tetrahydrofuran for 10h; Ambient temperature;	98%

: 285-67-6
Cyclopentene oxide

: 5057-99-8
trans-cyclopentane-1,2-diol

Conditions

Conditions	Yield
With water; tetra(n-butyl)ammonium hydrogensulfate at 20 - 45℃;	98%
With water at 100℃; for 18h;	96%
With carbon tetrabromide at 60℃; for 3.5h;	85%

: 285-67-6
Cyclopentene oxide

: 28435-62-3, 74305-04-7, 87014-72-0, 122673-88-5, 122673-92-1, 20377-79-1
(+/-)-trans-2-bromocyclopentanol

Conditions

Conditions	Yield
With dimethylbromosulphonium bromide In acetonitrile at 20℃; for 0.333333h;	98%
With quaternary ammonium bromide; triphenylphosphine; 2,3-dicyano-5,6-dichloro-p-benzoquinone; water In acetonitrile for 3h; Heating;	80%
With triphenylphosphine hydrobromide In dichloromethane at -90℃; for 0.716667h; Ring cleavage;	76%

: 285-67-6
Cyclopentene oxide

: 2627-86-3
(S)-1-phenyl-ethylamine

: 537688-49-6
2-((S)-1-Phenyl-ethylamino)-cyclopentanol

Conditions

Conditions	Yield
With lithium perchlorate In acetonitrile for 18h; Heating;	98%
With lithium perchlorate In acetonitrile for 18h; Heating;

: 285-67-6
Cyclopentene oxide

: 1111071-92-1
phenylselenyl zinc chloride

: 75826-42-5, 113815-50-2, 124615-81-2
trans-1-hydroxy-2-(phenylseleno)cyclopentane

Conditions

Conditions	Yield
In water at 20℃; for 2h;	98%

: 285-67-6
Cyclopentene oxide

: 13139-86-1
4-methoxyphenyl magnesium bromide

: 933674-44-3
2-(4-methoxyphenyl)cyclopentanol

Conditions

Conditions	Yield
Stage #1: 4-methoxyphenyl magnesium bromide With copper(l) iodide In tetrahydrofuran; diethyl ether at -78℃; for 0.5h; Stage #2: Cyclopentene oxide In tetrahydrofuran; diethyl ether at -78 - 20℃;	98%

Cyclopentene oxide Chemical Properties

Product Name: Cyclopentene oxide (CAS NO.285-67-6)

Molecular Formula: C₅H₈O
Molecular Weight: 84.12g/mol
Mol File: 285-67-6.mol
EINECS: 206-005-6
Boiling point: 102 °C at 760 mmHg
Storage Temperature: 2-8°C
Flash Point: 10 °C
Density: 1.071 g/cm³
Refractive index: n20/D 1.434(lit.)
Index of Refraction: 1.49
Molar Refractivity: 22.71 cm³
Molar Volume: 78.5 cm3
Surface Tension: 36.9 dyne/cm
Enthalpy of Vaporization: 32.71 kJ/mol
Vapour Pressure: 39.6 mmHg at 25°C
XLogP3-AA: 0.8
H-Bond Donor: 0
H-Bond Acceptor: 1
Structure Descriptors of Cyclopentene oxide (CAS NO.285-67-6):
IUPAC Name: (1R,5S)-6-oxabicyclo[3.1.0]hexane
Canonical SMILES: C1CC2C(C1)O2
Isomeric SMILES: C1C[C@@H]2[C@H](C1)O2
InChI: InChI=1S/C5H8O/c1-2-4-5(3-1)6-4/h4-5H,1-3H2/t4-,5+
InChIKey: GJEZBVHHZQAEDB-SYDPRGILSA-N
Product Categories: Organics

Cyclopentene oxide Toxicity Data With Reference

1.	mmo-sat 15 µmol/plate	MUREAV Mutation Research. 90 (1981),67.
2.	mmo-klp 2 mmol/L	MUREAV Mutation Research. 89 (1981),269.
3.	sce-ham:lng 40 mmol/L	MUREAV Mutation Research. 249 (1991),55.

Cyclopentene oxide Consensus Reports

Reported in EPA TSCA Inventory.

Cyclopentene oxide Safety Profile

Safety Information of Cyclopentene oxide (CAS NO.285-67-6):
Hazard Codes:F,Xi
Risk Statements:
11: Highly Flammable
36: Irritating to the eyes
37: Irritating to the respiratory system
38: Irritating to the skin
Safety Statements:
26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
36: Wear suitable protective clothing
37: Wear suitable gloves
39: Wear eye/face protection

Cyclopentene oxide Specification

Cyclopentene oxide , its CAS NO. is 285-67-6, the synonyms are Cyclopentane, 1,2-epoxy- ; Cyclopentene epoxide ; Epoxycyclopentane ; cis-1,2-Epoxycyclopentane ; 1,2-Epoxycyclopentane ; 6-Oxabicyclo(3.1.0)hexane .

Product Name

Cyclopentene oxide

Synthetic route

Cyclopentene oxide Chemical Properties

Cyclopentene oxide Toxicity Data With Reference

Cyclopentene oxide Consensus Reports

Cyclopentene oxide Safety Profile

Cyclopentene oxide Specification

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