Detail of "67843-62-3"

CAS Number:
67843-62-3
Name:
Tricyclo(4.2.1.02,5)nonane-3,4-dione, syn-
Molecular Structure:
Formula:
C₉H₁₀O₂
Molecular Weight:
150.1745
Synonyms:
anti-Tricyclo[4.2.1.02,5]nona-3,4-dione;syn-Tricyclo[4.2.1.02,5]nona-3,4-dione;Tricyclo(4.2.1.02,5)nonane-3,4-dione, anti-;
Density:
1.309 g/cm³
Boiling Point:
262.8 °C at 760 mmHg
Flash Point:
100.9 °C

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Small rings: 24. Synthesis, spectroscopic properties, and transannular interactions of tricyclic 1,2-cyclobutanediones. Martin, Hans Dieter; Schiwek, Hans Joachim; Spanget-Larsen, Jens; Gleiter, Rolf (Inst. Org. Chem., Univ. Wuerzburg, Wuerzburg, Ger.). Chem. Ber., 111(7), 2557-62 (German) 1978. CODEN: CHBEAM. ISSN: 0009-2940. DOCUMENT TYPE: Journal CA Section: 24 (Alicyclic Compounds) Four conformationally rigid and configurationally known tricyclic cyclobutanediones (I-IV) were synthesized to get deeper insight into the origin of those spectral changes which are obsd. after hydrogenating related conformationally mobile unsatd. 67843-62-3 which is the cas registry number of some chemical is mentioned. a-diketones. It is possible to sep. by UV-VIS and PES anal. transannular electronic interactions from conformational effects. .