1. The enantioselective synthesis starts with acylation of the chiral auxiliary derived from S-phenylalaninol

U.S. patent 4,816,470 (1989).

U.S. patent 5,037,845 (1991).

WO 0134561 

DOI: 10.3987/COM-97-8087 (one-pot)

DOI: 10.3987/COM-99-8815

Drugs of the Future, 1989,14, 35-39.


Activity at monoamine transporters (nM)
Compound Mazindol DA 5-HT NE
cocaine 375 423 155 83.3
(–)-40 54.3 60.3 1.76 5.24
(+)-40 79 114 1.48 4.62
(±)40 61.7 60.3 2.32 2.69
29β 620 1420 8030
30β 186 492 97.7
31β 47.0 211 28.5
29α 4140 20100 3920
30α 3960 8850 696 1150
45 6.86 24.0 1.77 1.06
42a 4.00 2.23 14.0 2.99
41a 17.2 10.2 78.9 15.0
42b 3.61 11.3 25.7 4.43
50a 149 149 810 51.7
49a 13.7 14.2 618 3.84
(–)-4 10500 16500 1890 70900
(+)-4 18500 27600 4630 38300
(–)-5 9740 9050 11900 4650
(+)-5 6770 10500 25100 4530


Aschwole/sandbox
Identifiers
  • 1-Cyano-3-(4-cyanophenyl)-2-[(2R)-3,3-dimethyl-2-butanyl]guanidine
CAS Number
PubChem CID
ChemSpider
Chemical and physical data
FormulaC15H19N5
Molar mass269.345 g/mol g·mol−1
3D model (JSmol)
  • C[C@H](C(C)(C)C)/N=C(\NC#N)/NC1=CC=C(C=C1)C#N
  • InChI=InChI=1S/C15H19N5/c1-11(15(2,3)4)19-14(18-10-17)20-13-7-5-12(9-16)6-8-13/h5-8,11H,1-4H3,(H2,18,19,20)/t11-/m1/s1
  • Key:PGYDRGZVXVVZQC-LLVKDONJSA-N

See also edit

References edit