CAS No.693-89-0,1-Methylcyclopentene Suppliers,MSDS download

Dayang Chem (Hangzhou) Co.,Ltd.

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1-Methylcyclopentene

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Henan Allgreen Chemical Co.,Ltd

he company has advanced technology, as well as a large number of excellent R & D team, to provide customers from the grams to one hundred kilograms and tons of high-quality products, competitive prices and quality se T rvice Appearance:White or

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Chemwill Asia Co., Ltd.

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

1-Methyl-1-cyclopentene

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Henan Tianfu Chemical Co., Ltd.

1-Methylcyclopentene with good quality and competitive price from Henan Tianfu Chemical: Henan Tianfu Chemical Co.,LTD was built in 2009 with an ISO certificate in the past 5 years, we have grown up as a famous fine chemicals supplier in china an

693-89-0

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Hangzhou J&H Chemical Co., Ltd.

J&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

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Kono Chem Co.,Ltd

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

1-Methylcyclopentene

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Aecochem Corp.

Our clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS

1-Methylcyclopentene

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Zhuozhou Wenxi import and Export Co., Ltd

Product Description Description & Specification Category Pharmaceutical Raw Materials, Fine Chemicals, Bulk drug Standard Medical standard

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Antimex Chemical Limied

Ansciep 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

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Xiamen AmoyChem Co.,Ltd

Amoychem is committed to providing the top-quality chemical products and services Internationally. We offer our customers with friendly, professional service and reliable, high performance products that have been manufactured according to the accredi

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Hubei Langyou International Trading Co., Ltd

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Hangzhou Fandachem Co.,Ltd

1-Methylcyclopentene cas 693-89-0Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

1-Methylcyclopentene cas 693-89-0

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SAGECHEM LIMITED

693-89-0 Application:intermediate

Cyclopentene, 1-methyl-

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Hunan Longxianng Runhui Trading Co.,Ltd

Big order best quality Methylcyclopentene 693-89-0 leading factoryAppearance:Colorless liquid Storage:keep in dry and cool condition Package:25kg or according to cutomer's demand Application:Chemical research/pharma intermediate Transportation:By exp

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Chemsigma International Co.,Ltd.

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HENAN SUNLAKE ENTERPRISE CORPORATION

1-Methylcyclopentene Basic information Product Name: 1-Methylcyclopentene

693-89-0 C6H10 1-Methylcyclopentene

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suzhou BetterBioChem Co., Ltd.

Betterbiochem is specialized in APIs, pharmaceutical intermediates & fine chemicals. 1. The best quality, competitive price. 2. The best service before or after shipment. 3. Rich experience in export operation. 4. Rich experience in

1-Methylcyclopentene

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Nanjing Raymon Biotech Co., Ltd.

Quality: 1. Testing before each delivery, including Nuclear Magnetic Resonance(NMR), Gas Chromatography(GC)/High Performance Liquid Chromatography(HPLC), Mass detection(MS), Optical rotation for chiral products. There are many other methods avail

Methylcyclopentene

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Hangzhou Share Chemical Co., Ltd

At Share Chemical Company, we scrupulously abide by our policy of “Excellent Quality at a Reasonable Price”. We strive to satisfy all of our customers by providing the finest quality products supported by the finest in customer servi

1-Methylcyclopentene

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Henan Fine Chemicals Co., Ltd

Best quality & Attractive price & Professional service; Trial & Pilot & CommercialHenan Fine Chemicals Co., LTD. is a diversified technology - oriented integrated company, which mainly concentrates on fine chemicals. Our company is committed to becom

Cyclopentene, 1-methyl-

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AOPHARM

Aopharm is specialized in APIs, pharmaceutical intermediates & fine chemicals. 1. The best quality, competitive price. 2. The best service before or after shipment. 3. Rich experience in export operation. 4. Rich experience in modes of tran

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Shanghai united Scientific Co.,Ltd.

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

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changchun tuocai technology co.,ltld

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Hebei Minshang Biotechnology Co., Ltd

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Skyrun Industrial Co.,Ltd

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Shanghai Yanchu chemicals Co., Ltd

good quality Application:Intermediate

1-Methylcyclopentene

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Hangzhou Yierdechem Co. Ltd

With about ten years experiences in the field of pharmaceutical chemicals, Yierdechem has established solid business cooperation relationships with many large companys worldwide.As a leading supplier of API and pharmaceutical intermediates, holds its

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Reliable Pharma Technology (Shanghai) Co., Ltd.

1-Methylcyclopentene

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Hangzhou Fenjun Chemical Co Ltd.

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KindChem Co.,Ltd,

1-Methylcyclopentene

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Synthetic route

: 1528-30-9
methylenecyclopentane

: 693-89-0
1-methylcyclopent-1-ene

Conditions

Conditions	Yield
In liquid sulphur dioxide Ambient temperature;	99%
With bromine chloride	67 % Spectr.
With (allylsulfonyl)benzene In Cyclohexane-d12; toluene at 130℃; for 36.5h; Product distribution; Further Variations:; Reagents; Solvents; Temperatures;	95 % Spectr.
With diphenyl disulfone In chloroform-d1 at 80℃; for 1h; Kinetics;

: 917-54-4
methyllithium

: 120-92-3
cyclopentanone

: 693-89-0
1-methylcyclopent-1-ene

Conditions

Conditions	Yield
Stage #1: methyllithium; cyclopentanone at -10 - 0℃; for 0.5h; Stage #2: With toluene-4-sulfonic acid In 1,2-dichloro-ethane Reflux;	96%
With acid

: 1462-03-9
1-methylcyclopentanol

: 693-89-0
1-methylcyclopent-1-ene

Conditions

Conditions	Yield
	95%
With iodine; oxalic acid	87%
With iodine Erhitzen des erhaltenen Gemisches von 1-Methyl-cyclopenten und Methylencyclopentan mit Essigsaeure und wenig Toluol-4-sulfonsaeure;

: 917-64-6
methyl magnesium iodide

: 120-92-3
cyclopentanone

: 693-89-0
1-methylcyclopent-1-ene

Conditions

Conditions	Yield
Stage #1: methyl magnesium iodide; cyclopentanone In diethyl ether for 1h; Heating; Stage #2: With iodine In toluene for 3h; Heating;	94%
In diethyl ether for 3h; Ambient temperature;	34.8%
2) dehydration; Yield given. Multistep reaction;

: 75-16-1
methylmagnesium bromide

: 120-92-3
cyclopentanone

: 693-89-0
1-methylcyclopent-1-ene

Conditions

Conditions	Yield
In diethyl ether for 1h;	87%

: 30043-41-5
(hex-5-enyl)magnesium bromide

A: 693-89-0
1-methylcyclopent-1-ene

B Bis(η5-cyclopentadienyl)(η3-hexenyl)titan, 16percent: Bis(η5-cyclopentadienyl)(η3-hexenyl)titan, 16percent

Conditions

Conditions	Yield
With isopropylmagnesium bromide; bis(cyclopentadienyl)titanium dichloride In diethyl ether at 36℃; for 5h;	A 66% B n/a

: 115-10-6
Dimethyl ether

: 142-29-0
cyclopentene

A butene isomers; C7 isomers (dimethylcyclopentenes); C6 isomers (methylcyclopentenes); pentene isomers; mixture of: butene isomers; C7 isomers (dimethylcyclopentenes); C6 isomers (methylcyclopentenes); pentene isomers; mixture of

B: 187737-37-7
propene

C: 74-85-1
ethene

D: 693-89-0
1-methylcyclopent-1-ene

E: 71-43-2
benzene

Conditions

Conditions	Yield
MFI280 zeolite at 400℃; under 750.075 Torr; for 20h; Product distribution / selectivity; Gas phase;	A 59.5% B 22.9% C 6% D 9.5% E 2.1%
MTT47 zeolite at 400℃; under 750.075 Torr; for 20h; Product distribution / selectivity; Gas phase;	A 52.2% B 6.7% C 1.4% D 39.3% E 0.4%

...Expand

: 110-83-8
cyclohexene

A: 110-54-3
hexane

B: 96-37-7
methyl-cyclopentane

C: 693-89-0
1-methylcyclopent-1-ene

Conditions

Conditions	Yield
ultrastabilized Y zeolite at 350℃; for 0.0333333h;	A 5.6% B 57.7% C 8.3%

...Expand

: 592-42-7
1,5-Hexadien

A: 5194-50-3
(E,Z)-2,4-hexadiene

B: 7319-00-8
(E)-1,4-hexadiene

C: 1528-30-9
methylenecyclopentane

D: 693-89-0
1-methylcyclopent-1-ene

E Bis(η5-cyclopentadienyl)(η3-hexenyl)titan, 76 percent: Bis(η5-cyclopentadienyl)(η3-hexenyl)titan, 76 percent

Conditions

Conditions	Yield
With isopropylmagnesium bromide; bis(cyclopentadienyl)titanium dichloride In diethyl ether at 20℃; for 3h; Further byproducts given. Yields of byproduct given;	A n/a B n/a C n/a D 57% E n/a

...Expand

: 110-83-8
cyclohexene

A: 1528-30-9
methylenecyclopentane

B: 693-89-0
1-methylcyclopent-1-ene

C: 1120-62-3
3-methyl-1-cyclopentene

Conditions

Conditions	Yield
ultrastabilized Y zeolite at 450℃; for 1h;	A 1.7% B 54.4% C 9.9%

...Expand

: 110-83-8
cyclohexene

A: 693-89-0
1-methylcyclopent-1-ene

B: 1759-81-5
4-methylcyclopentene

C: 1120-62-3
3-methyl-1-cyclopentene

Conditions

Conditions	Yield
ultrastabilized Y zeolite at 450℃; for 1h;	A 54.4% B 4.9% C 9.9%
aluminum hydroxide contg. TiO2 and Na2O at 350℃; Kinetics;
With hydrogenchloride; water In decalin at 225℃; for 49h; Product distribution; Mechanism; in sealed tube; also with DCl/D2O, deuteration investigated; also at 175 deg C;	A 45.2 % Chromat. B n/a C n/a

...Expand

: 110-83-8
cyclohexene

A: 110-54-3
hexane

B: 1528-30-9
methylenecyclopentane

C: 96-37-7
methyl-cyclopentane

D: 693-89-0
1-methylcyclopent-1-ene

E: 1759-81-5
4-methylcyclopentene

F: 1120-62-3
3-methyl-1-cyclopentene

Conditions

Conditions	Yield
ultrastabilized pprotonic Y zeolite In gas at 350℃; for 1h; Product distribution; Kinetics; other temperatures, other products;	A 0.5% B 1.4% C 1% D 19.6% E 1.8% F 3.6%

...Expand

: 50-70-4
D-sorbitol

: 693-89-0
1-methylcyclopent-1-ene

Conditions

Conditions	Yield
With formaldehyd; ruthenium (III) bromide; hydrogen bromide; hydrogen; tetrabutyl phosphonium bromide In water at 200℃; under 30003 Torr; for 8h;	13%

: 50-70-4
D-sorbitol

A: 693-89-0
1-methylcyclopent-1-ene

B: 142-62-1
hexanoic acid

Conditions

Conditions	Yield
With formaldehyd; ruthenium (III) bromide; hydrogen bromide; hydrogen; tetrabutyl phosphonium bromide In water at 200℃; under 30003 Torr; for 8h;	A 12% B 7%

: 91-22-5
quinoline

: 19872-99-2
1-bromo-1-methyl-cyclopentane

: 693-89-0
1-methylcyclopent-1-ene

Conditions

Conditions	Yield
at 190 - 200℃;

: 917-64-6
methyl magnesium iodide

: 6196-85-6
1-chloro-1-methylcyclopentane

A: 1638-26-2
1,1-Dimethylcyclopentane

B: 693-89-0
1-methylcyclopent-1-ene

...Expand

: 19872-99-2
1-bromo-1-methyl-cyclopentane

: 693-89-0
1-methylcyclopent-1-ene

Conditions

Conditions	Yield
With quinoline at 190 - 200℃;
With 1,3,5-triphenylverdasyl at 25℃; Rate constant; other solvents;
In ethanol at 25℃; Kinetics; Further Variations:; Solvents;

: 6196-85-6
1-chloro-1-methylcyclopentane

: 693-89-0
1-methylcyclopent-1-ene

Conditions

Conditions	Yield
With water at 35℃;
With quinoline at 160 - 190℃;
With sodium hydroxide In water at 20℃; for 2h; Dehydrochlorination; elimination;
With 1,3,5-triphenylverdazyl In acetonitrile at 25℃; Kinetics; Further Variations:; Solvents; Temperatures;
With 1,3,5-triphenylverdazyl In methanol at 25℃; Kinetics; Further Variations:; Solvents;

: 6196-85-6
1-chloro-1-methylcyclopentane

A: 693-89-0
1-methylcyclopent-1-ene

B: 1462-03-9
1-methylcyclopentanol

Conditions

Conditions	Yield
With water In ethanol at 30℃; Rate constant; solvolysis reaction;
With calcium hydroxide; water at 35℃;

: 26600-59-9
1-methylcyclopentyl acetate

A: 1528-30-9
methylenecyclopentane

B: 693-89-0
1-methylcyclopent-1-ene

Conditions

Conditions	Yield
at 450℃;

: 26600-59-9
1-methylcyclopentyl acetate

: 693-89-0
1-methylcyclopent-1-ene

Conditions

Conditions	Yield
at 450℃;

: 18729-48-1
3-methylcyclopentanol

: 693-89-0
1-methylcyclopent-1-ene

Conditions

Conditions	Yield
With sulfuric acid

: 53501-51-2
1-chloro-2-methyl-cyclopentane

: 693-89-0
1-methylcyclopent-1-ene

Conditions

Conditions	Yield
With quinoline at 160 - 190℃;

: 26600-49-7
cyclopentylmethyl acetate

A: 1528-30-9
methylenecyclopentane

B: 693-89-0
1-methylcyclopent-1-ene

Conditions

Conditions	Yield
at 450 - 570℃;

: 859181-91-2
1-methyl-cyclopentanecarboxylic acid phenyl ester

A: 693-89-0
1-methylcyclopent-1-ene

B: 108-95-2
phenol

Conditions

Conditions	Yield
at 390℃; im Rohr;

: 1462-03-9
1-methylcyclopentanol

: 144-62-7
oxalic acid

: 693-89-0
1-methylcyclopent-1-ene

Conditions

Conditions	Yield
at 90 - 120℃;

: 7515-29-9
cyclobutylmethylcarbinol

: 144-62-7
oxalic acid

: 693-89-0
1-methylcyclopent-1-ene

Conditions

Conditions	Yield
Erhitzen des Reaktionsprodukts mit Chinolin auf 190-200grad;

: 1462-03-9
1-methylcyclopentanol

: 104-15-4
toluene-4-sulfonic acid

: 693-89-0
1-methylcyclopent-1-ene

: 82166-21-0
methyl cyclohexane

: 693-89-0
1-methylcyclopent-1-ene

Conditions

Conditions	Yield
With chromium (III)-oxide-aluminium oxide contacts at 550℃;

: 110-83-8
cyclohexene

: 693-89-0
1-methylcyclopent-1-ene

Conditions

Conditions	Yield
at 200 - 300℃; Leiten ueber zuvor mit Phosphorsaeure behandeltes Kieselgur;
at 400 - 500℃; Leiten ueber γ-Aluminiumoxyd;

: 693-89-0
1-methylcyclopent-1-ene

: 123-38-6
propionaldehyde

: 81977-75-5
(methyl-2' cyclopentyl)-1 propanone-1

Conditions

Conditions	Yield
With dibenzoyl peroxide at 90℃; for 10h;	100%

: 693-89-0
1-methylcyclopent-1-ene

: 16240-42-9
1,2-epoxy-1-methylcyclopentane

Conditions

Conditions	Yield
With 3-chloro-benzenecarboperoxoic acid In dichloromethane at 5 - 20℃; Inert atmosphere;	99%
With sodium hydrogencarbonate; 3-chloro-benzenecarboperoxoic acid In dichloromethane at 24℃; for 4h;	84%
With gallium oxide; dihydrogen peroxide; acetonitrile at 89.84℃; for 4h; Sealed tube;	53%

: 693-89-0
1-methylcyclopent-1-ene

: trifluoromethylpyruvate

: 1198746-23-4
(R)-methyl 2-(cyclopentenylmethyl)-3,3,3-trifluoro-2-hydroxypropanoate

Conditions

Conditions	Yield
With 2,6-bis[(3aR,8aS)-3a,8a-dihydro-8H-indeno[1,2-d]oxazolin-2-yl]pyridine; indium(III) chloride; silver hexafluoroantimonate In 1,2-dichloro-ethane at 20℃; Ionic liquid; Molecular sieve; optical yield given as %ee; enantioselective reaction;	98%

: 924-44-7
glyoxylic acid ethyl ester

: 693-89-0
1-methylcyclopent-1-ene

: 208242-85-7
ethyl (R)-3-(cyclopent-1-en-1-yl)-2-hydroxypropanoate

Conditions

Conditions	Yield
With 2,6-bis[(3aR,8aS)-3a,8a-dihydro-8H-indeno[1,2-d]oxazolin-2-yl]pyridine; silver hexafluoroantimonate; indium(III) chloride In 1,2-dichloro-ethane at 20℃; for 16h; Molecular sieve; Inert atmosphere; stereoselective reaction;	98%

: 91-01-0
1,1-Diphenylmethanol

: 693-89-0
1-methylcyclopent-1-ene

: 1352552-71-6
((2-methylcyclopent-1-enyl)methylene)dibenzene

Conditions

Conditions	Yield
With trifluorormethanesulfonic acid In ethylene dibromide at 60℃; Air atmosphere; regioselective reaction;	96%
With N-octadecyl-N-(4-sulfobutyl)pyrrolidinium trifluoromethanesulfonate In dichloromethane at 80℃; for 6h;	92%

: 693-89-0
1-methylcyclopent-1-ene

: 130575-06-3
2-Iodo-2-cyanopent-4-ynenitrile

: 141517-23-9
trans-Propargyl-(2-iodo-2-methylcyclopentyl)-malononitrile

Conditions

Conditions	Yield
In benzene at 80℃; for 24h;	95%

: 74-93-1
methylthiol

: 693-89-0
1-methylcyclopent-1-ene

: 19287-45-7
diborane

: bis(trans-2-methylcyclopentyl)(methylthio)borane

Conditions

Conditions	Yield
With air In tetrahydrofuran byproducts: methylcyclopentane; N2-atmosphere; treatment of B2H6 with olefin, addn. of MeSH (stirring), injecting small amt. of air (in two steps during 2 h), stirring for 12 h; evapn. of volatiles (reduced pressure), fractional distn. (reduced pressure);	95%

...Expand

: 693-89-0
1-methylcyclopent-1-ene

: 2700-22-3
Benzylidenemalononitrile

: C16H16N2

Conditions

Conditions	Yield
With 9-(2-mesityl)-10-methylacridinium perchlorate In 1,2-dichloro-ethane at 20℃; Irradiation; Green chemistry; regioselective reaction;	94%

: 201230-82-2
carbon monoxide

: 693-89-0
1-methylcyclopent-1-ene

: 20106-44-9
trans-2-Methylcyclopentanecarbaldehyde

Conditions

Conditions	Yield
With dicarbonylacetylacetonato rhodium (I); C37H50NO4P; hydrogen In toluene at 100℃; under 15001.5 Torr; for 12h; Autoclave; regioselective reaction;	92%

: 693-89-0
1-methylcyclopent-1-ene

: 151-10-0
1,3-Dimethoxybenzene

: 1258741-73-9
2,4-dimethoxy-1-(1-methylcyclopentyl)benzene

Conditions

Conditions	Yield
With calcium(II) bis(trifluoromethanesulfonyl)imide; tert-butylammonium hexafluorophosphate(V) In dichloromethane at 20℃; for 1h;	91%

: 34069-94-8
trichloro-acetyl bromide

: 693-89-0
1-methylcyclopent-1-ene

: 51284-43-6
7,7-dichloro-1-methylbicyclo[3.2.0]heptan-6-one

Conditions

Conditions	Yield
With zinc In diethyl ether Heating;	90%

: 693-89-0
1-methylcyclopent-1-ene

: 119741-57-0
5-cyano-1H-pyrazole-4-carboxylic acid, ethyl ester

: 119741-58-1
5-cyano-1-(1-methylcyclopentyl)-1H-pyrazole-4-carboxylic acid, ethyl ester

Conditions

Conditions	Yield
With sulfuric acid In dichloromethane; acetonitrile for 2h; Ambient temperature;	90%

: 693-89-0
1-methylcyclopent-1-ene

: 545-06-2
trichloroacetonitrile

: 97963-20-7
2,2,2-Trichloro-1-(2-methyl-cyclopent-2-enyl)-ethanone

Conditions

Conditions	Yield
With boron trifluoride; water In dichloromethane at -78℃;	90%

: 693-89-0
1-methylcyclopent-1-ene

: 114124-63-9
[Chloro-(3,4-dichloro-phenylsulfanyl)-methyl]-trimethyl-silane

: 1,2-Dichloro-4-[2-methyl-cyclopent-(E)-ylidenemethylsulfanyl]-benzene

Conditions

Conditions	Yield
With tin(IV) chloride In dichloromethane at -20℃; for 0.5h;	90%

: 693-89-0
1-methylcyclopent-1-ene

: 39947-48-3
(1S,2S)-trans-2-methylcyclopentanol

Conditions

Conditions	Yield
With (R,R)-C6H12BH2(1-)Li(1+)OEt2; methyl iodide In diethyl ether for 9.5h; Ambient temperature;	89%

: potassium iodomethyltrifluoroborate

: 693-89-0
1-methylcyclopent-1-ene

: 1-methylbicyclo[3.1.0]hexane

Conditions

Conditions	Yield
With dichlorobis(tri-O-tolylphosphine)palladium; potassium carbonate In N,N-dimethyl acetamide; ethylene glycol at 75℃; for 22h; Schlenk technique; Inert atmosphere; Sealed tube;	88%

: 693-89-0
1-methylcyclopent-1-ene

: 505-03-3
5-oxohexanal

Conditions

Conditions	Yield
Stage #1: 1-methylcyclopent-1-ene With ozone In dichloromethane at -78℃; Stage #2: With triphenylphosphine In dichloromethane at -78 - 20℃; for 10h;	87%
Stage #1: 1-methylcyclopent-1-ene With ozone In dichloromethane at -78 - 20℃; Stage #2: With dimethylsulfide In dichloromethane at 20℃; for 5h; Stage #3: With triphenylphosphine In dichloromethane at 20℃; for 5h; Further stages.;	87%
Stage #1: 1-methylcyclopent-1-ene With osmium(VIII) oxide; 4-methylmorpholine N-oxide; tert-butyl alcohol In acetone at 20℃; for 4h; Stage #2: With sodium periodate In water at 20℃; for 1h;	85%

: 693-89-0
1-methylcyclopent-1-ene

: 108-95-2
phenol

: 1562-25-0
4-(1-methylcyclopentan-1-yl)phenol

Conditions

Conditions	Yield
With zeolite-P at 80℃; for 3h;	86.4%
cationite KU-23 at 80℃; for 5h; Product distribution; other alkyl- and alkenylcyclenes; var. temp. and time;
cationite KU-23 at 80℃; for 5h;

: 75-11-6
diiodomethane

: 693-89-0
1-methylcyclopent-1-ene

: 4625-24-5
1-methylbicyclo[3.1.0]hexane

Conditions

Conditions	Yield
With diethylzinc In cyclohexane for 120h; Ambient temperature;	86%
With iodine; copper; zinc In diethyl ether

: 67-56-1
methanol

: 693-89-0
1-methylcyclopent-1-ene

: 36727-63-6
1,1-dimethoxy-5-oxo-hexane

Conditions

Conditions	Yield
With Lindlar's catalyst; ozone-containing oxygen; ammonium chloride; sodium methylate 1) -75 Deg C, 2) room temperature, 3) 48 h.;	86%
With dimethylsulfide; ozone 1.) methylene chloride, -78 deg C, 2.) room temperature, 3 h; Multistep reaction;

: 693-89-0
1-methylcyclopent-1-ene

: 4485-08-9
4-nitrosonitrobenzene

A: N-[2-methyl-2-cyclopentenyl]-N-4-nitrophenyl hydroxylamine

B: N-[2-methenylcyclopentyl]-N-4-nitrophenyl hydroxylamine

Conditions

Conditions	Yield
In dichloromethane at 0℃; for 24h; Title compound not separated from byproducts.;	A 85% B 15%

...Expand

: 110077-68-4, 89509-77-3
{IrH2(acetone)2(PPh3)2}SbF6

: 693-89-0
1-methylcyclopent-1-ene

: 106864-47-5
hydrido(η-methylcyclopentadienyl)bis(triphenylphosphine)iridium(III) hexafluoroantimonate

Conditions

Conditions	Yield
In 1,2-dichloro-benzene refluxed for 6 h under inert atmosphere; cooled, evapd., residue recrystd. from CH2Cl2-Et2O;	85%

: bis[bis(pentamethylcyclopentadienyl)(μ-hydride)yttrium]

: 693-89-0
1-methylcyclopent-1-ene

: 500569-41-5
(C5(CH3)5)Y(η(3)-C5H6CH3)

Conditions

Conditions	Yield
In further solvent(s) under inert atm. using Schlenk techniques; 1-methylcyclopentene added to((C5Me5)YH)2 dissolved in C6D11CD3 at -196°C; mixt. warmed to 0. degree.C; monitored by NMR (about 4 h);	85%

: 1189-71-5
isocyanate de chlorosulfonyle

: 693-89-0
1-methylcyclopent-1-ene

: cis-5-methyl-6-azabicyclo[3.2.0]heptan-7-one

Conditions

Conditions	Yield
In diethyl ether for 8h; Cycloaddition; Heating;	84.7%

: 67-56-1
methanol

: 693-89-0
1-methylcyclopent-1-ene

A: 159335-79-2
7-Methoxy-7-methyl-1,2-dioxepan-3-ol

B: cis/trans-7-methoxy-3-methyl-1,2-dioxepane-3-ol

C: 116972-39-5
1-hydroperoxy-1-methoxy-5-oxo-hexane

Conditions

Conditions	Yield
With ozone at -78℃; Yields of byproduct given;	A 84% B n/a C n/a
With ozone at -78℃; Yield given. Title compound not separated from byproducts;	A 84% B n/a C n/a

...Expand

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