8.02670
Cyclopentanone
for synthesis
Synonym(s):
Cyclopentanone
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About This Item
Empirical Formula (Hill Notation):
C5H8O
CAS Number:
Molecular Weight:
84.12
UNSPSC Code:
12352115
EC Index Number:
204-435-9
NACRES:
NA.22
MDL number:
Assay:
≥99.0% (GC)
Grade:
synthesis grade
Bp:
131 °C/1013 hPa
Vapor pressure:
11.5 hPa ( 20 °C)
grade
synthesis grade
Quality Level
vapor pressure
11.5 hPa ( 20 °C)
assay
≥99.0% (GC)
form
liquid
autoignition temp.
445 °C
potency
>5000 mg/kg LD50, skin (Rabbit)
expl. lim.
1.6-10.8 % (v/v)
dilution
(for synthesis)
bp
131 °C/1013 hPa
mp
-58 °C
transition temp
flash point 27 °C
solubility
slightly soluble 9.18 g/L
density
0.95 g/cm3 at 20 °C
storage temp.
2-30°C
SMILES string
O=C1CCCC1
InChI
1S/C5H8O/c6-5-3-1-2-4-5/h1-4H2
InChI key
BGTOWKSIORTVQH-UHFFFAOYSA-N
Application
- Cyclopentanone as a catalyst in stereoselective synthesis: Research highlighted the use of cyclopentanone in enhancing substrate stereoselectivity during the isothiourea-catalyzed conjugate addition of cyclic alpha-substituted beta-ketoesters to alpha,beta-unsaturated aryl esters, providing a pathway for precision in chemical synthesis. (Yuan et al., 2023).
- Role in the synthesis of metal complexes: Cyclopentanone contributed to the synthesis, structural determination, and reactivity study of complex metal systems such as trindane and truxene, underscoring its utility in advanced organic synthesis and materials science. (Lock et al., 2023).
- Impact on the properties of fluorinated derivatives: A theoretical study involving cyclopentanone examined the molecular properties of fluorinated derivatives, highlighting its importance in the development of high-performance solvents and pharmaceutical intermediates. (Tshepelevitsh et al., 2023).
Analysis Note
Assay (GC, area%): ≥ 99.0 % (a/a)
Density (d 20 °C/ 4 °C): 0.947 - 0.949
Identity (IR): passes test
Density (d 20 °C/ 4 °C): 0.947 - 0.949
Identity (IR): passes test
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Warning
Hazard Classifications
Eye Irrit. 2 - Flam. Liq. 3 - Skin Irrit. 2
Storage Class
3 - Flammable liquids
wgk
WGK 1
hcodes
flash_point_f
81.5 °F
flash_point_c
27.5 °C
Regulatory Information
危险化学品
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Global Trade Item Number
| SKU | GTIN |
|---|---|
| 8026709025 | 04027269996697 |
| 8026701000 | 04022536375526 |
| 8026700250 | 04022536375519 |
| 8026702500 | 04022536375533 |