An examination of 13 pinanes indicates that the pinane ring system can be characterized by a pattern of seven Raman bands in the spectral region between 1100 and 350 cm−1.
Stanley K. Freeman and D. W. Mayo, "Application of Laser-Excited Raman Spectroscopy to Organic Chemistry. IV. A Skeletal Frequency Correlation for Pinane-Type Molecules," Appl. Spectrosc. 24, 595-597 (1970)