- Cyclopentane
- Cyclopentane, (trimethoxysilyl)-
- Cyclopentane, ethenyl-
- Cyclopentane,(iodomethyl)-
- Cyclopentane,(trichlorosilyl)-
- Cyclopentane,1,1,2,2,3,3,4,5-octafluoro-
- Cyclopentane,1,1,2,2,3,3,4-heptafluoro-
- Cyclopentane,1,1,3-trimethyl-
- Cyclopentane,1,1-dichloro-
- Cyclopentane,1,1-dimethyl-
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Cas Database |
| Name |
Cyclopentane, ethenyl- |
EINECS | 223-133-8 |
| CAS No. | 3742-34-5 | Density | 0.877 g/cm3 |
| PSA | 0.00000 | LogP | 2.36260 |
| Solubility | N/A | Melting Point |
-126.5°C |
| Formula | C7H12 | Boiling Point | 98.1 °C at 760 mmHg |
| Molecular Weight | 96.1723 | Flash Point | 10 °C |
| Transport Information | UN 3295 | Appearance | COLORLESS LIQUID |
| Safety | 16-29-33 | Risk Codes | 11 |
| Molecular Structure |
|
Hazard Symbols |
 F
|
| Synonyms |
Cyclopentane,vinyl- (6CI,7CI,8CI);Cyclopentylethylene;Ethylenecyclopentane;NSC 73919;Vinylcyclopentane; |
Article Data | 27 |
Cyclopentane, ethenyl- Synthetic route
- 3742-34-5
vinylcyclopentane
| Conditions | Yield |
|---|---|
| With methyllithium In diethyl ether for 26h; Ambient temperature; | 78% |
| Conditions | Yield |
|---|---|
| In benzene Irradiation (UV/VIS); mixt. of substrate and mercurial is irradiated in nitrogen-purged solvent in Pyrex tube with 350-nm Rayonet photoreactor for 24 h; mixt. is poured into water, extd., extract is washed twice with aq. sodium thiosulfate, dried over anhyd. Na2SO4, concd.; (1)H-NMR; | 10% |
- 90646-35-8
acetic acid-(1-cyclopentyl-ethyl ester)
A
- 2146-37-4
ethylidenecyclopentane
B
- 3742-34-5
vinylcyclopentane
| Conditions | Yield |
|---|---|
| at 420℃; | |
| at 420℃; |
- 90646-35-8
acetic acid-(1-cyclopentyl-ethyl ester)
- 3742-34-5
vinylcyclopentane
| Conditions | Yield |
|---|---|
| at 420℃; | |
| at 520℃; |
- 51125-13-4
2-cyclopentylethyl acetate
- 3742-34-5
vinylcyclopentane
| Conditions | Yield |
|---|---|
| at 500℃; | |
| at 480℃; |
| Conditions | Yield |
|---|---|
| at 800℃; |
- 3742-34-5
vinylcyclopentane
| Conditions | Yield |
|---|---|
| (heating); |
| Conditions | Yield |
|---|---|
| at 400℃; Kinetics; Thermodynamic data; var. temp., pressure; ΔH(excit.); |
- 79753-68-7
(2-Cyclopentylidene-ethyl)-dimethyl-phenyl-silane
- 3742-34-5
vinylcyclopentane
| Conditions | Yield |
|---|---|
| With trifluoroacetic acid In tetrachloromethane for 20h; Ambient temperature; | 98 % Spectr. |
- 185-49-9
spiro[2.4]heptane
A
- 34557-54-5
methane
B
- 74-84-0
ethane
C
- 74-85-1
ethene
D
- 2146-38-5
1-ethylcyclopentene
E
- 2146-37-4
ethylidenecyclopentane
F
- 3742-34-5
vinylcyclopentane
| Conditions | Yield |
|---|---|
| at 196.9℃; for 0.166667h; Product distribution; Mechanism; other temp., other time; also laser-powdered decomposition; |
Cyclopentane, ethenyl- Specification
This chemical is called Cyclopentane, ethenyl-, and it can also be named as Vinylcyclopentane. With the molecular formula of C7H12, its molecular weight is 96.17. The CAS registry number of this chemical is 3742-34-5. Additionally, its product categories are Monomers; Polymer Science; Vinyl Halides, Amines, Amides, and Other Vinyl Monomers.
Other characteristics of the Cyclopentane, ethenyl- can be summarised as followings: (1)ACD/LogP: 3.34; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 3.33; (4)ACD/LogD (pH 7.4): 3.33; (5)ACD/BCF (pH 5.5): 201.59; (6)ACD/BCF (pH 7.4): 201.59; (7)ACD/KOC (pH 5.5): 1552.89; (8)ACD/KOC (pH 7.4): 1552.89; (9)#H bond acceptors: 0; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 1; (12)Index of Refraction: 1.529; (13)Molar Refractivity: 33.83 cm3; (14)Molar Volume: 109.5 cm3; (15)Polarizability: 13.41×10-24cm3; (16)Surface Tension: 29.3 dyne/cm; (17)Density: 0.877 g/cm3; (18)Flash Point: 10 °C; (19)Enthalpy of Vaporization: 32.36 kJ/mol; (20)Boiling Point: 98.1 °C at 760 mmHg; (21)Vapour Pressure: 46.4 mmHg at 25°C.
Production method of this chemical: The Cyclopentane, ethenyl- could be obtained by the reactant of (E)-7-iodo-1-methoxy-2-heptene. This reaction needs the reagent of MeLi, and the solvent of diethyl ether. The yield is 78 %. In addition, this reaction should be taken for 26 hours at ambient temperature.
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Uses of this chemical: The Cyclopentane, ethenyl- could react with oxomalonic acid diethyl ester, and obtain the 2-(2-cyclopentylidene-ethyl)-2-hydroxy-malonic acid diethyl ester. The yield is 90 %. In addition, this reaction should be taken for 72 hours at the temperature of 180 °C.
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When you are using this chemical, please be cautious about it as the following: This chemical is highly flammable. Keep it away from sources of ignition. Do not empty into drains. Take precautionary measures against static discharges.
You can still convert the following datas into molecular structure:
1.SMILES: C=C\C1CCCC1
2.InChI: InChI=1/C7H12/c1-2-7-5-3-4-6-7/h2,7H,1,3-6H2
3.InChIKey: BEFDCLMNVWHSGT-UHFFFAOYAR
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