8.02670

Cyclopentanone

for synthesis

• Synonim(y): Cyclopentanone
• Wzór liniowy: C₄H₈CO
• Numer CAS: 120-92-3
• Masa cząsteczkowa: 84.12
• UNSPSC Code: 12352115
• EC Index Number: 204-435-9
• NACRES: NA.22
• MDL number: MFCD00001409
• Assay: ≥99.0% (GC)
• Grade: synthesis grade
• Bp: 131 °C/1013 hPa
• Vapor pressure: 11.5 hPa ( 20 °C)

Właściwości

• grade: synthesis grade
• Quality Segment: 200
• 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

Opis

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

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Informacja o środkach bezpieczeństwa

• pictograms: GHS02,GHS07
• signalword: Warning
• pcodes: P210 - P233 - P240 - P241 - P303 + P361 + P353 - P305 + P351 + P338
• Hazard Classifications: Eye Irrit. 2 - Flam. Liq. 3 - Skin Irrit. 2
• Klasa składowania: 3 - Flammable liquids
• wgk: WGK 1
• hcodes: H226,H315,H319
• flash_point_f: 81.5 °F
• flash_point_c: 27.5 °C