N6-Cyclopentyladenosine

N⁶-Cyclopentyladenosine (CPA) is a drug which acts as a selective adenosine A₁ receptor agonist.^[1] It has mainly cardiovascular effects with only subtle alterations of behavior.^[2] CPA is widely used in scientific research into the adenosine receptors and has been used to derive a large family of derivatives.^{[3][4][5][6][7]}

N⁶-Cyclopentyladenosine

Names
IUPAC name N6-Cyclopentyladenosine
Systematic IUPAC name (2R,3R,4S,5R)-2-[6-(Cyclopentylamino)-9H-purin-9-yl]-5-(hydroxymethyl)oxolane-3,4-diol
Identifiers
CAS Number	41552-82-3 Y
3D model (JSmol)	Interactive image
ChemSpider	571479 N
PubChem CID	657378
UNII	7LG47VG1ID Y
CompTox Dashboard (EPA)	DTXSID80961807
InChI InChI=1S/C15H21N5O4/c21-5-9-11(22)12(23)15(24-9)20-7-18-10-13(16-6-17-14(10)20)19-8-3-1-2-4-8/h6-9,11-12,15,21-23H,1-5H2,(H,16,17,19)/t9-,11-,12-,15-/m1/s1 N Key: SQMWSBKSHWARHU-SDBHATRESA-N N InChI=1/C15H21N5O4/c21-5-9-11(22)12(23)15(24-9)20-7-18-10-13(16-6-17-14(10)20)19-8-3-1-2-4-8/h6-9,11-12,15,21-23H,1-5H2,(H,16,17,19)/t9-,11-,12-,15-/m1/s1 Key: SQMWSBKSHWARHU-SDBHATREBV
SMILES C1CCC(C1)NC2=NC=NC3=C2N=CN3[C@H]4[C@@H]([C@@H]([C@H](O4)CO)O)O
Properties
Chemical formula	C15H21N5O4
Molar mass	335.364 g·mol−1
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). N verify (what is YN ?) Infobox references

See also

• N⁶-Methyladenosine