Solvent-free self-assembly of C60 and cucurbit[7]uril using high-speed vibration milling

Tetrahedron Letters

Volumn 45, Issue 10, 2004, Pages 2071-2073

  Constabel, Friederike ^a   Geckeler, Kurt E ^a  

^a Gwangju Institute of Science and Technology (GIST)   (South Korea)

Author keywords

C60; Cucurbit 7 uril; High speed vibration milling; Solid state reaction; Solvent free; 60 fullerene

Indexed keywords

CUCURBIT[7]URIL; MACROCYCLIC COMPOUND; UNCLASSIFIED DRUG;

ANALYTIC METHOD; ARTICLE; CHEMICAL REACTION; COMPLEX FORMATION; MOLECULAR INTERACTION; QUANTUM YIELD; REACTION TIME; SYNTHESIS; VIBRATION;

EID: 1242341171     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.tetlet.2004.01.071     Document Type: Article

References (16)

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9. A capsule (stainless steel; inner diameter: 18 mm) containing the compounds and a milling ball (stainless steel; diameter: 12 mm) was fixed in a vibration machine (Mixer Mill, type MM 200, Retsch, Germany) and the capsule was shaken horizontally (20 cycles/s) at rt.
10. 60. The aqueous phase was frozen and the upper organic phase decanted. Subsequent performance was carried out as described above.
11. XRD measurements were carried out with copper radiation ( λ=0.15406 nm) at 40 kV and 40 mA. TGA were conducted in flowing nitrogen at a heating rate of 10 °C/min. FT-IR measurements were recorded from KBr pellets.
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15. FT-IR (KBr) 1: ν 3446 (b), 1728 (s), 1478 (s), 1425 (m), 1383 (m), 1324 (m), 1235 (s), 1189 (m), 1154 (m), 1048 (m), 968 (s), 806 (s), 758 (m), 675 (m); 2: ν 1428 (m), 1181 (m), 575 (s), 526 (s); 3: 3417 (b), 1732 (s), 1474 (s), 1423 (m), 1380 (m), 1324 (m), 1233 (m), 1188 (m), 1154 (w), 966 (m), 804 (s), 759 (w), 674 (w), 527 (m).
16. Elemental analysis, calculated: C, 63.22; N, 12.77; H, 3.07; O, 20.84. Found: C, 59,00; N, 13.76; H, 1.12; O, 26.12.