Table 2 Pearson correlation coefficients of all cannabinoids relative to the four major cannabinoids (THCA, CBDA, THC and CBD) in addition to UV spectral analysis describing cannabinoids as acidic or neutral.

From: Chemometric Analysis of Cannabinoids: Chemotaxonomy and Domestication Syndrome

Cannabinoid UV Spectrum: Acidic/Neutral THCA CBDA THC CBD Putative ID
CMPD1 Acidic −0.71 0.93 −0.39 0.54 CBDA-C1
CMPD2 Acidic 0.22 −0.14 0.03 −0.11  
CBDVA Acidic −0.70 0.93 −0.36 0.49  
CMPD3 Acidic −0.20 0.20 0.15 0.40  
CMPD4 Acidic 0.18 −0.19 0.17 −0.20  
CMPD5   −0.36 0.61 −0.26 0.12  
CMPD6 Acidic −0.65 0.84 −0.27 0.58 CBDA-C4
CBDA Acidic −0.81 1.00 −0.34 0.68  
CMPD7 Acidic 0.53 −0.41 0.21 −0.29  
CMPD8 Acidic 0.21 −0.26 0.12 0.01  
CBGA Acidic 0.46 −0.18 0.52 −0.17  
CMPD9   −0.29 0.22 0.23 0.30  
CMPD10 Neutral 0.16 −0.12 0.35 −0.12  
THCV Neutral 0.05 0.16 0.15 −0.10  
CMPD11 Neutral 0.36 −0.09 0.31 −0.21  
CBD Neutral −0.68 0.68 0.00 1.00  
CMPD12 Neutral 0.28 −0.23 0.24 −0.12  
CBG Neutral 0.66 −0.35 0.43 −0.27  
CMPD13 Neutral −0.04 0.02 0.23 0.17  
CMPD14 Neutral −0.19 0.34 0.07 0.20  
CMPD15 Acidic −0.24 0.39 −0.32 0.08 CBDMA
CMPD16 Neutral −0.55 0.68 −0.08 0.44  
CMPD17   0.00 0.19 −0.19 0.07  
THCA Acidic 1.00 −0.81 0.39 −0.68  
CBN Neutral −0.26 0.32 −0.05 0.41  
CMPD18 Neutral −0.73 0.91 −0.25 0.72 CBDM
THC Neutral 0.39 −0.34 1.00 0.00  
8-THC Neutral 0.28 −0.14 −0.13 −0.07  
CBC Neutral −0.21 0.30 0.63 0.59  
CMPD19 Neutral 0.19 −0.08 −0.24 −0.21  
CMPD20 Acidic −0.04 −0.11 0.01 −0.10  
CMPD21 Neutral 0.02 0.05 −0.05 0.18