Product Name

  • Name

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

  • EINECS 226-165-0
  • CAS No. 5307-99-3
  • Article Data38
  • CAS DataBase
  • Density 1.44g/cm3
  • Solubility
  • Melting Point
  • Formula C7H6Cl2O
  • Boiling Point 274.8 °C at 760 mmHg
  • Molecular Weight 177.03
  • Flash Point 114.1 °C
  • Transport Information
  • Appearance clear brown liquid
  • Safety 26-36/37/39
  • Risk Codes 36/37/38
  • Molecular Structure Molecular Structure of 5307-99-3 (7,7-DICHLOROBICYCLO[3.2.0]HEPT-2-EN-6-ONE)
  • Hazard Symbols IrritantXi
  • Synonyms Dichlorobicycloheptenone;
  • PSA 17.07000
  • LogP 1.93530

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%
...Expand
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
dicyclopentadiene
77-73-6, 933-60-8, 1755-01-7, 13257-74-4, 25850-35-5, 57429-84-2, 109428-68-4

dicyclopentadiene

(+/-)-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%
...Expand

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

The Bicyclo[3.2.0]hept-2-en-6-one,7,7-dichloro-, with the CAS registry number 5307-99-3, is also known as Dichlorobicycloheptenone. Its EINECS registry number is 226-165-0. This chemical's molecular formula is C7H6Cl2O and molecular weight is 177.0279. What's more, its systematic name is called 7,7-Dichlorobicyclo[3.2.0]hept-2-en-6-one. Its appearance is clear brown liquid.

Physical properties about this chemical are: (1)ACD/LogP: 0.56; (2)#of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 0.56; (4)ACD/LogD (pH 7.4): 0.56; (5)ACD/BCF (pH 5.5): 1.56; (6)ACD/BCF (pH 7.4): 1.56; (7)ACD/KOC (pH 5.5): 47.86; (8)ACD/KOC (pH 7.4): 47.86; (9)#H bond acceptors: 1; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 0; (12)Polar Surface Area: 17.07 Å2; (13)Index of Refraction: 1.568; (14)Molar Refractivity: 40.02 cm3; (15)Molar Volume: 122.2 cm3; (16)Surface Tension: 43.6 dyne/cm; (17)Density: 1.44 g/cm3; (18)Flash Point: 114.1 °C; (19)Enthalpy of Vaporization: 51.32 kJ/mol; (20)Boiling Point: 274.8 °C at 760 mmHg; (21)Vapour Pressure: 0.0053 mmHg at 25 °C.

Preparation of Bicyclo[3.2.0]hept-2-en-6-one,7,7-dichloro-: this chemical can be prepared by Cyclopenta-1,3-diene and 3,3-Dichloro-acryloyl chloride.

This reaction needs reagent Et3N and solvent Hexane at teperature of 26–30 °C. The reaction time is 9 hours. The yield is 85%.

Uses of Bicyclo[3.2.0]hept-2-en-6-one,7,7-dichloro-: it is used to produce other chemicals. For example, it is used to produce Bicyclo[3.2.0]hept-2-en-6-one.

The reaction occurs with reagent Zn and solvent Acetic acid. The yield is 81%.

When you are dealing with this chemical, you should be very careful. This chemical is irritating to eyes, respiratory system and skin. Therefore, you should wear suitable protective clothing, gloves and eye/face protection. And in case of contact with eyes, you should rinse immediately with plenty of water and seek medical advice.

You can still convert the following datas into molecular structure:
(1) SMILES: ClC1(Cl)C(=O)C2C/C=C\C12
(2) InChI: InChI=1/C7H6Cl2O/c8-7(9)5-3-1-2-4(5)6(7)10/h1,3-5H,2H2
(3) InChIKey: JBPBARAOHIDZPU-UHFFFAOYAS

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