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. 2020 Jan 13;10(4):2303–2312. doi: 10.1039/c9ra07803g

The experimentally determined and laboratory prepared (gravimetric) scalemic ratio of (R)-(+)-α-methylbenzylamine and (S)-(−)-α-methylbenzylamine. The C(H)NH2 peak was chosen to measure ee.

(R) Enantiomer (S) Enantiomer
Gravimetric (ee) Experimental (NMR) (ee) Integral (abs) Gravimetric Experimental (NMR) (ee) Integral (abs)
50.00 50.1 1 339 481 586 50.00 49.9 1 335 540 873
70.00 69.1 5 834 674 654 30.00 30.9 2 607 902 814
75.00 74.9 3 757 999 390 25.00 25.1 1 257 315 684
87.00 88.7 5 621 687 032 13.00 11.3 717 636 699
95.00 94.8 8 656 606 700 5.00 5.2 472 201 958