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Dayang Chem (Hangzhou) Co.,Ltd.

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

Bicyclo[3.2.0]hept-2-en-6-one,7,7-dichloro-

Cas:5307-99-3

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

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

7,7-Dichlorobicyclo[3.2.0]hept-2-en-6-one

Cas:5307-99-3

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

inquiry

Shanghai Upbio Tech Co.,Ltd

1.In No Less 10 years exporting experience. you can 100% received goods 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Upbio is Specializ

Bicyclo[3.2.0]hept-2-en-6-one,7,7-dichloro-

Cas:5307-99-3

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Qingdao Beluga Import and Export Co., LTD

7,7-Dichlorobicyclo[3.2.0]hept-2-en-6-one CAS:5307-99-3 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing in high

7,7-Dichlorobicyclo[3.2.0]hept-2-en-6-one CAS:5307-99-3

Cas:5307-99-3

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

NewCan Biotech Limited

NewCan Biotech Limited was established in 2021 and is primarily engaged in the research, development, production, and sales of sugars, nucleosides, nucleotides, phosphorylated monomers, as well as next-generation antiviral and antitumor drug intermed

7,7-Dichloro[3.2.0]hept-2-en-6-one

Cas:5307-99-3

Min.Order:1 Milligram

Negotiable

Type:Trading Company

inquiry

Afine Chemicals Limited

Our Services 1. New Molecules R&D 2. Own test center HPLC NMR GC LC-MS 3. API and Intermediates from China reputed manufacturers 4. Documents support COA MOA MSDS DMF open part Our advantages 1. Government awarded company. Top 100 enter

7,7-DICHLOROBICYCLO[3.2.0]HEPT-2-EN-6-ONE

Cas:5307-99-3

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Ality Chemical Corporation

The above product is Ality Chemical's strong item with best price, good quality and fast supply. Ality Chemical has been focusing on the research and production of this field for over 14 years. At the same time, we are always committed to providi

Factory Supply 7,7-Dichlorobicyclo(3.2.0)hept-2-en-6-one

Cas:5307-99-3

Min.Order:0 Metric Ton

Negotiable

Type:Other

inquiry

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

Bicyclo[3.2.0]hept-2-en-6-one,7,7-dichloro-

Cas:5307-99-3

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Zibo Hangyu Biotechnology Development Co., Ltd

Zibo Hangyu Biotechnology Development Co., Ltd is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemi

cas:5307-99-3

Cas:5307-99-3

Min.Order:10 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Shandong Mopai Biotechnology Co., LTD

Shandong Mopai Biotechnology Co., LTD is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemicals. W

7,7-DICHLOROBICYCLO[3.2.0]HEPT-2-EN-6-ONE

Cas:5307-99-3

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Suzhou Health Chemicals Co., Ltd.

High quality,stable supply chain.Appearance:white/off-white or light yellow Storage:Store in cool and dry place, keep away from strong light and heat. Package:aluminum bottle,glass bottle,PTFE bottle,cardboard drum Application:This product can be use

7,7-Dichlorobicyclo[3.2.0]hept-2-en-6-one

Cas:5307-99-3

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Win-Win chemical Co.Ltd

Stock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai

7,7-Dichlorobicyclo[3.2.0]hept-2-en-6-one cas no. 5307-99-3 98%

Cas:5307-99-3

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

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

7,7-Dichlorobicyclo(3.2.0)hept-2-en-6-one

Cas:5307-99-3

Min.Order:0

Negotiable

Type:Other

inquiry

JINHUA HUAYI CHEMICAL CO., LTD.

Jinhua huayi chemical co., ltd. is dedicated to the development, production and marketing of chemicals. On the basis of equality and mutual benefit, and under the principle of customer first, credit first, quality first, we are ready to join hands

7,7-Dichlorobicyclo[3.2.0]Hept-2-En-6-One

Cas:5307-99-3

Min.Order:100 Gram

Negotiable

Type:Lab/Research institutions

inquiry

DB BIOTECH CO., LTD

Q1: Are you a manufacturer Answer: Yes, we are factory founded on 2012.Q2: How to contact with us Click "contact supplier" And then send us message the product you interest in, you will get reply within 12 hours.Q3:Which kind of payment terms do you

7,7-DICHLOROBICYCLO[3.2.0]HEPT-2-EN-6-ONE

Cas:5307-99-3

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Antimex Chemical Limied

hight degree of purity Application:Fine chemical intermediates, used as the main raw material for he synthesis of various pesticides, medicines, surfactants, polymer monomers, Ond Ontifungal agents

Bicyclo[3.2.0]hept-2-en-6-one,7,7-dichloro-

Cas:5307-99-3

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

SAGECHEM LIMITED

7,7-Dichloro[3.2.0]hept-2-en-6-one 5307-99-3 Application:7,7-Dichloro[3.2.0]hept-2-en-6-one 5307-99-3

7,7-Dichloro[3.2.0]hept-2-en-6-one

Cas:5307-99-3

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Fandachem Co.,Ltd

Bicyclo[3.2.0]hept-2-en-6-one,7,7-dichloro- cas 5307-99-3Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

Bicyclo[3.2.0]hept-2-en-6-one,7,7-dichloro- cas 5307-99-3

Cas:5307-99-3

Min.Order:0

Negotiable

Type:Other

inquiry

Hangzhou Sartort Biopharma Co., Ltd

Best quality with low priceAppearance:clear brown liquid Storage:ln stock Package:25kg/Barrel Application:Chemicals Transportation:Express/Sea/Air Port:Shanghai

7,7-Dichlorobicyclo(3.2.0)hept-2-en-6-one

Cas:5307-99-3

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Chemsigma International Co.,Ltd.

bulk?production Application:Pharmaceutical intermediates

7,7-DICHLOROBICYCLO[3.2.0]HEPT-2-EN-6-ONE

Cas:5307-99-3

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

ZHEJIANG JIUZHOU CHEM CO.,LTD

factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin

7,7-DICHLOROBICYCLO[3.2.0]HEPT-2-EN-6-ONE

Cas:5307-99-3

Min.Order:0

Negotiable

Type:Trading Company

inquiry

NUTROCHEM- MANUFACTURE PLACE

best seller Application:API

7,7-DICHLOROBICYCLO[3.2.0]HEPT-2-EN-6-ONE

Cas:5307-99-3

Min.Order:0

Negotiable

Type:Trading Company

inquiry

HENAN SUNLAKE ENTERPRISE CORPORATION

7,7-DICHLOROBICYCLO[3.2.0]HEPT-2-EN-6-ONE

Cas:5307-99-3

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

inquiry

Nanjing Sunsure Chemical Technology Co., Ltd

Nanjing Sunsure Chemical Technology Co., Ltd., established in 2009, has expanded a compositive entity from initially only as a small manufacturer. The company dedicated to the development, production and marketing of chemicals. Sunsure covers whole

7,7-DICHLOROBICYCLO[3.2.0]HEPT-2-EN-6-ONE 5307-99-3 supplier

Cas:5307-99-3

Min.Order:1 Milligram

Negotiable

Type:Lab/Research institutions

inquiry

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

7,7-Dichlorobicyclo[3.2.0]hept-2-en-6-one

Cas:5307-99-3

Min.Order:1 Gram

Negotiable

Type:Other

inquiry

Finetech Industry Limited

FINETECH INDUSTRY LIMITED is a LONDON based CRO company providing drug discovery & development services to worldwide clients. FINETECH INDUSTRY LIMITED supplies the 7,7-DICHLOROBICYCLO[3.2.0]HEPT-2-EN-6-ONE, CAS:5307-99-3 with the most competitive pr

7,7-DICHLOROBICYCLO[3.2.0]HEPT-2-EN-6-ONE

Cas:5307-99-3

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Synova( Tianjin ) Chemical Technology Co,.Ltd

The company have effective management team, professional technical R & D personnel, the service spirit of customer oriented. We have long-term cooperation with famous domestic manufacturer, and excellent customer resources overseas. We are skilled in

7,7-DICHLOROBICYCLO[3.2.0]HEPT-2-EN-6-ONE

Cas:5307-99-3

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Changchun BC&HC Pharmaceutical Technology Co.,Ltd

Changchun BC&HC Pharmaceutical Technology Co., Ltd is a privately held company established in October 2014.It is a High-Tech and Innovative company founded by PhD from Jilin University. BC&HC is a market oriented ,R&D driven,up market chemic

7,7-Dichlorobicyclo(3.2.0)hept-2-en-6-one

Cas:5307-99-3

Min.Order:0

Negotiable

Type:Other

inquiry

Shanghai Jingshi Pharmaceutical Technology Co., Ltd.

We promise quality; We deliver goods timely; We test product purity before delivery;We quote price reasonabl;We guarantee after sale service.Appearance:White or off-white crystalline powder Storage:cool and dry area,avoiding light Package:1g/5g/10g/2

6,6-dichlorobicyclo[3.2.0]hept-3-en-7-one

Cas:5307-99-3

Min.Order:0

Negotiable

Type:Trading Company

inquiry

NovaChemistry

high purity Application:Drug intermediates Materials intermediates and active molecules

7,7-DICHLOROBICYCLO[3.2.0]HEPT-2-EN-6-ONE

Cas:5307-99-3

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Synthetic route

tributyl(trichloroacetoxy)stannane
4342-33-0

tributyl(trichloroacetoxy)stannane

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

cyclopenta-1,3-diene

A

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one
5307-99-3

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one

B

tributyltin chloride
1461-22-9

tributyltin chloride

C

Triphenylphosphine oxide
791-28-6

Triphenylphosphine oxide

Conditions
ConditionsYield
With triphenylphosphineA 30%
B 90%
C 92%
With P(C6H5)3A 30%
B 90%
C 92%
dichloroacethyl chloride
79-36-7

dichloroacethyl chloride

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

cyclopenta-1,3-diene

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one
5307-99-3

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one

Conditions
ConditionsYield
With triethylamine In pentane for 4h; Heating;88%
With triethylamine In hexane; n-heptane at 20℃;86%
With triethylamine In hexane at 20℃;85%
β,β-dichloroacryloyl chloride
20618-08-0

β,β-dichloroacryloyl chloride

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

cyclopenta-1,3-diene

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one
5307-99-3

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one

Conditions
ConditionsYield
With triethylamine In hexane at 26 - 30℃; for 9h;85%
dichloroketene
4591-28-0

dichloroketene

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

cyclopenta-1,3-diene

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one
5307-99-3

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one

Conditions
ConditionsYield
With triethylamine In pentane79%
cyclopenta-1,3-diene
542-92-7

cyclopenta-1,3-diene

Trichloroacetyl chloride
76-02-8

Trichloroacetyl chloride

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one
5307-99-3

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one

Conditions
ConditionsYield
With zinc In diethyl ether at 0℃; for 1h;61%
7,7-dichloro-2,4-exo-bis(trimethylsilyl)bicyclo<3.2.0>hept-2-en-6-one
78133-61-6

7,7-dichloro-2,4-exo-bis(trimethylsilyl)bicyclo<3.2.0>hept-2-en-6-one

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one
5307-99-3

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one

Conditions
ConditionsYield
With sulfuric acid In methanol for 18h; Ambient temperature;37%
trimethylsilyl trichloroacetate
25436-07-1

trimethylsilyl trichloroacetate

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

cyclopenta-1,3-diene

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one
5307-99-3

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one

Conditions
ConditionsYield
With triphenylphosphine
5,5-bis(trimethylsilyl)cyclopentadiene
33630-76-1

5,5-bis(trimethylsilyl)cyclopentadiene

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one
5307-99-3

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 72 percent / triethylamine / hexane / 1.) ice-cooling, 2 h, 2.) 0 - 5 deg C, 12 h
2: 37 percent / conc. H2SO4 / methanol / 18 h / Ambient temperature
View Scheme
bi(cyclopentadiene)
77-73-6, 933-60-8, 1755-01-7

bi(cyclopentadiene)

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one
5307-99-3

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 200 °C
2: triethylamine / pentane
View Scheme
(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one
5307-99-3

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: Heating
2: triethylamine / n-heptane; hexane / 20 °C
View Scheme
(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one
5307-99-3

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one

7,7-dichloro-6-hydroxybicyclo<3.2.0>hept-2-ene
92998-64-6

7,7-dichloro-6-hydroxybicyclo<3.2.0>hept-2-ene

Conditions
ConditionsYield
With sodium tetrahydroborate In methanol for 21h; Ambient temperature;96%
With lithium aluminium tetrahydride In diethyl ether for 1h; Ambient temperature;
(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one
5307-99-3

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one

7,7-dichloro-6-hydroxybicyclo<3.2.0>hept-2-ene-6-d
110097-55-7, 110171-08-9

7,7-dichloro-6-hydroxybicyclo<3.2.0>hept-2-ene-6-d

Conditions
ConditionsYield
With sodium borodeuteride In methanol for 15h; Ambient temperature;95%
(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one
5307-99-3

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one

2-hydroxy-2,4,6-cycloheptatrien-1-one
533-75-5

2-hydroxy-2,4,6-cycloheptatrien-1-one

Conditions
ConditionsYield
With acetic acid; sodium hydroxide95%
With sodium hydroxide; acetic acid at 130℃; for 7h; Rearrangement;87%
With hydrogenchloride; sodium hydroxide; acetic acid for 8h; pH=1; Heating;77%
With sodium hydroxide; acetic acid for 8h; Heating;77%
(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one
5307-99-3

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one

(R)-1-phenyl-ethyl-amine
3886-69-9

(R)-1-phenyl-ethyl-amine

2-(dichloromethyl)-N-[(1R)-1-phenylethyl]cyclopent-3-ene-1-carboxamide
1192489-59-0

2-(dichloromethyl)-N-[(1R)-1-phenylethyl]cyclopent-3-ene-1-carboxamide

Conditions
ConditionsYield
In benzene at 20℃; for 4h;95%
(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one
5307-99-3

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one

bicyclo(3.2.0)hept-2-en-6-one
925211-06-9, 925211-07-0

bicyclo(3.2.0)hept-2-en-6-one

Conditions
ConditionsYield
With zinc In acetic acid at 70℃; for 0.666667h;94%
With acetic acid; zinc at 70℃; for 48h;83%
With zinc In acetic acid81%
2-diethylamino-4-methyl-1,3,2-dioxaphosphorinane

2-diethylamino-4-methyl-1,3,2-dioxaphosphorinane

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one
5307-99-3

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one

Diethyl-phosphoramidic acid 7-chloro-bicyclo[3.2.0]hepta-2,6-dien-6-yl ester 3-chloro-1-methyl-propyl ester

Diethyl-phosphoramidic acid 7-chloro-bicyclo[3.2.0]hepta-2,6-dien-6-yl ester 3-chloro-1-methyl-propyl ester

Conditions
ConditionsYield
at 120 - 130℃; for 6h;93%
(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one
5307-99-3

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one

5,5-dichloro-2,9-dioxatricyclo[3.2.2.03,7]nonan-3-ol

5,5-dichloro-2,9-dioxatricyclo[3.2.2.03,7]nonan-3-ol

Conditions
ConditionsYield
Stage #1: (+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one With sodium tetrahydroborate
Stage #2: With ozone In methanol; dichloromethane at -78℃; for 0.166667h;
Stage #3: With thiourea In methanol; dichloromethane at -78 - 20℃; Further stages.;
93%
ethanol
64-17-5

ethanol

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one
5307-99-3

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one

(Z)-7,7-Dichloro-hepta-4,6-dienoic acid ethyl ester
87274-25-7

(Z)-7,7-Dichloro-hepta-4,6-dienoic acid ethyl ester

Conditions
ConditionsYield
In benzene Irradiation; irradiation with a Hanovia 450W high-pressure mercury arc lamp;90%
(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one
5307-99-3

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one

2-diethylamino-1,3,2-dioxaphosphorinane
38432-39-2

2-diethylamino-1,3,2-dioxaphosphorinane

Diethyl-phosphoramidic acid 7-chloro-bicyclo[3.2.0]hepta-2,6-dien-6-yl ester 3-chloro-propyl ester

Diethyl-phosphoramidic acid 7-chloro-bicyclo[3.2.0]hepta-2,6-dien-6-yl ester 3-chloro-propyl ester

Conditions
ConditionsYield
at 120 - 130℃; for 6h;87%
(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one
5307-99-3

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one

sodium methylate
124-41-4

sodium methylate

methyl 2-(dichloromethyl)cyclopent-3-ene-1-carboxylate
412026-46-1

methyl 2-(dichloromethyl)cyclopent-3-ene-1-carboxylate

Conditions
ConditionsYield
In methanol at -5 - 0℃; for 2h;83%
diisobutyl phosphite
1189-24-8

diisobutyl phosphite

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one
5307-99-3

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one

(7,7-Dichloro-6-hydroxy-bicyclo[3.2.0]hept-2-en-6-yl)-phosphonic acid diisobutyl ester
128530-26-7

(7,7-Dichloro-6-hydroxy-bicyclo[3.2.0]hept-2-en-6-yl)-phosphonic acid diisobutyl ester

Conditions
ConditionsYield
With triethylamine In benzene Ambient temperature;70%
dibutyl hydrogen phosphite
1809-19-4

dibutyl hydrogen phosphite

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one
5307-99-3

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one

(7,7-Dichloro-6-hydroxy-bicyclo[3.2.0]hept-2-en-6-yl)-phosphonic acid dibutyl ester
128530-25-6

(7,7-Dichloro-6-hydroxy-bicyclo[3.2.0]hept-2-en-6-yl)-phosphonic acid dibutyl ester

Conditions
ConditionsYield
With triethylamine In benzene Ambient temperature;70%
(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one
5307-99-3

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one

7,7-dideuteriobicyclo<3.2.0>hept-2-en-6-one
51592-73-5

7,7-dideuteriobicyclo<3.2.0>hept-2-en-6-one

Conditions
ConditionsYield
With deuteroacetic acid; zinc67%
(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one
5307-99-3

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one

di-n-propyl phosphonate
1809-21-8

di-n-propyl phosphonate

(7,7-Dichloro-6-hydroxy-bicyclo[3.2.0]hept-2-en-6-yl)-phosphonic acid dipropyl ester
128530-23-4

(7,7-Dichloro-6-hydroxy-bicyclo[3.2.0]hept-2-en-6-yl)-phosphonic acid dipropyl ester

Conditions
ConditionsYield
With triethylamine In benzene Ambient temperature;67%
(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one
5307-99-3

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one

(+/-)-endo-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-ol
19296-95-8, 19296-96-9, 92998-64-6, 101758-65-0, 130796-66-6, 130796-68-8

(+/-)-endo-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-ol

Conditions
ConditionsYield
With sodium tetrahydroborate In methanol at 20℃; for 1.5h;65%
(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one
5307-99-3

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one

Dimethyl phosphite
868-85-9

Dimethyl phosphite

dimethyl 6-hydroxy-7,7-dichlorobicyclo<3.2.0>hept-2-en-6-ylphosphonate
128530-21-2

dimethyl 6-hydroxy-7,7-dichlorobicyclo<3.2.0>hept-2-en-6-ylphosphonate

Conditions
ConditionsYield
With triethylamine In benzene for 5h; Ambient temperature; other dialkyl phosphites;62%
With triethylamine In benzene for 5h; Ambient temperature;62%
2-methoxy-[1,3,2]dioxaphosphinane
31121-06-9

2-methoxy-[1,3,2]dioxaphosphinane

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one
5307-99-3

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one

2-(7-Chloro-bicyclo[3.2.0]hepta-2,6-dien-6-yloxy)-[1,3,2]dioxaphosphinane 2-oxide

2-(7-Chloro-bicyclo[3.2.0]hepta-2,6-dien-6-yloxy)-[1,3,2]dioxaphosphinane 2-oxide

Conditions
ConditionsYield
at 120 - 130℃; for 6h;61%
diisopropyl hydrogenphosphonate
1809-20-7

diisopropyl hydrogenphosphonate

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one
5307-99-3

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one

(7,7-Dichloro-6-hydroxy-bicyclo[3.2.0]hept-2-en-6-yl)-phosphonic acid diisopropyl ester
128530-24-5

(7,7-Dichloro-6-hydroxy-bicyclo[3.2.0]hept-2-en-6-yl)-phosphonic acid diisopropyl ester

Conditions
ConditionsYield
With triethylamine In benzene Ambient temperature;60%
(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one
5307-99-3

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one

phosphonic acid diethyl ester
762-04-9

phosphonic acid diethyl ester

(7,7-Dichloro-6-hydroxy-bicyclo[3.2.0]hept-2-en-6-yl)-phosphonic acid diethyl ester
128530-22-3

(7,7-Dichloro-6-hydroxy-bicyclo[3.2.0]hept-2-en-6-yl)-phosphonic acid diethyl ester

Conditions
ConditionsYield
With triethylamine In benzene Ambient temperature;60%
(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one
5307-99-3

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one

4-methyl-2-methoxy-1,3,2-dioxaphosphorinane
33892-95-4

4-methyl-2-methoxy-1,3,2-dioxaphosphorinane

2-(7-chlorobicyclo<3.2.0>hepta-2,6-dien-6-yloxy)-4-methyl-1,3,2λ5-dioxaphosphorinane 2-oxide

2-(7-chlorobicyclo<3.2.0>hepta-2,6-dien-6-yloxy)-4-methyl-1,3,2λ5-dioxaphosphorinane 2-oxide

Conditions
ConditionsYield
at 120 - 130℃; for 6h;60%
(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one
5307-99-3

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one

(+/-)-2-formylcyclopent-2-enecarboxylic acid
30758-76-0

(+/-)-2-formylcyclopent-2-enecarboxylic acid

Conditions
ConditionsYield
With sodium hydroxide In water at 60℃; for 1h; Solvent; Temperature; Concentration; Green chemistry;59.4%
Stage #1: (+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one With water; triethylamine In tert-butyl alcohol for 3h; Reflux; Solvolysis;
Stage #2: With potassium carbonate In tert-butyl alcohol at 10℃; for 0.5h;
52%
With sodium hydrogencarbonate at 75℃; for 5h; Hydrolysis;
(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one
5307-99-3

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one

C7H6Cl2O2

C7H6Cl2O2

Conditions
ConditionsYield
With dihydrogen peroxide; sodium hydroxide In methanol; water at -5 - 30℃;57%
1,3,2-dioxaphosphinan-2-oxide
16352-21-9

1,3,2-dioxaphosphinan-2-oxide

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one
5307-99-3

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one

2-(7,7-dichloro-6-hydroxybicyclo<3.2.0>hept-2-en-6-yl)-1,3,2-dioxaphosphorinane 2-oxide

2-(7,7-dichloro-6-hydroxybicyclo<3.2.0>hept-2-en-6-yl)-1,3,2-dioxaphosphorinane 2-oxide

Conditions
ConditionsYield
With triethylamine In benzene for 12h;55%
4-methyl-[1,3,2]dioxaphosphinane 2-oxide
16368-20-0

4-methyl-[1,3,2]dioxaphosphinane 2-oxide

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one
5307-99-3

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one

2-(7,7-Dichloro-bicyclo[3.2.0]hept-2-en-6-yloxy)-4-methyl-[1,3,2]dioxaphosphinane 2-oxide

2-(7,7-Dichloro-bicyclo[3.2.0]hept-2-en-6-yloxy)-4-methyl-[1,3,2]dioxaphosphinane 2-oxide

Conditions
ConditionsYield
With triethylamine In benzene for 12h;55%
(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one
5307-99-3

(+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one

(R)-1-phenyl-ethyl-amine
3886-69-9

(R)-1-phenyl-ethyl-amine

A

(3R,3aS,6aR)-3-hydroxy-2-[(1R)-1-phenylethyl]-3,3a,6,6a-tetrahydrocyclopenta[c]pyrrol-1(2H)-one
1040919-29-6

(3R,3aS,6aR)-3-hydroxy-2-[(1R)-1-phenylethyl]-3,3a,6,6a-tetrahydrocyclopenta[c]pyrrol-1(2H)-one

B

(3S,3aR,6aS)-3-hydroxy-2-[(1R)-1-phenylethyl]-3,3a,6,6a-tetrahydrocyclopenta[c]pyrrol-1(2H)-one
1040919-30-9

(3S,3aR,6aS)-3-hydroxy-2-[(1R)-1-phenylethyl]-3,3a,6,6a-tetrahydrocyclopenta[c]pyrrol-1(2H)-one

Conditions
ConditionsYield
Stage #1: (+/-)-7,7-dichlorobicyclo[3.2.0]hept-2-en-6-one; (R)-1-phenyl-ethyl-amine In benzene at 20℃; for 4h;
Stage #2: With barium(II) oxide In water; acetonitrile for 20h; Reflux;
A 47%
B 46%

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