Date published: 2026-5-21

1-800-457-3801

SCBT Portrait Logo
Seach Input

CNG-1 Activators

CNG-1 activators encompass a spectrum of chemical compounds that primarily fortify the channel's activity by modulating intracellular cyclic nucleotide levels, specifically cAMP. Compounds such as Forskolin, IBMX, Zaprinast, Cilostamide, Rolipram, Vinpocetine, Caffeine, Theophylline, Sildenafil, Dipyridamole, and Vardenafil, all function by either increasing the synthesis of cAMP or preventing its degradation by inhibiting various phosphodiesterases. This results in elevated cAMP levels that directly bind to CNG-1, leading to channel opening and enhanced ion flow. For instance, Forskolin directly stimulates adenylyl cyclase, thereby boosting cAMP synthesis, which in turn triggers the opening of CNG-1 channels.

On the other hand, IBMX and Zaprinast, while not increasing the synthesis of cAMP, prevent its breakdown, leading to a similar enhancement of CNG-1 activity by maintaining higher levels of cAMP that promote channel activation. The functional implications of these CNG-1 activators are grounded in their ability to heighten the channel's responsiveness to intracellular cAMP. By increasing the probability that CNG-1 will be in an open state, these activators facilitate the flow of ions across cellular membranes, which is critical for various physiological processes

SEE ALSO...

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Forskolin

66575-29-9sc-3562
sc-3562A
sc-3562B
sc-3562C
sc-3562D
5 mg
50 mg
1 g
2 g
5 g
$78.00
$153.00
$740.00
$1413.00
$2091.00
73
(3)

Forskolin activates adenylyl cyclase, leading to increased cAMP levels, which in turn enhance the activity of CNG-1 by promoting cAMP binding to the channel, resulting in its opening.

IBMX

28822-58-4sc-201188
sc-201188B
sc-201188A
200 mg
500 mg
1 g
$260.00
$350.00
$500.00
34
(1)

IBMX is a non-specific inhibitor of phosphodiesterases, which prevents the breakdown of cAMP, indirectly sustaining the activation of CNG-1 channels through elevated cAMP levels.

Zaprinast (M&B 22948)

37762-06-4sc-201206
sc-201206A
25 mg
100 mg
$105.00
$250.00
8
(2)

Zaprinast inhibits phosphodiesterases, particularly PDE5, leading to increased cAMP levels, thus enhancing the activity of CNG-1 by maintaining channel opening.

Cilostamide (OPC 3689)

68550-75-4sc-201180
sc-201180A
5 mg
25 mg
$92.00
$357.00
16
(1)

Cilostamide is a selective inhibitor of phosphodiesterase 3 (PDE3), which leads to an accumulation of cAMP, thereby potentiating the activity of CNG-1 channels.

Rolipram

61413-54-5sc-3563
sc-3563A
5 mg
50 mg
$77.00
$216.00
18
(1)

Rolipram inhibits phosphodiesterase 4 (PDE4), boosting intracellular cAMP levels and enhancing the functional activity of CNG-1 by increasing its probability of opening.

Vinpocetine

42971-09-5sc-201204
sc-201204A
sc-201204B
20 mg
100 mg
15 g
$55.00
$214.00
$2400.00
4
(1)

Vinpocetine is a PDE1 inhibitor, which raises cAMP levels within cells, consequently enhancing the activity of CNG-1 channels by promoting their opening.

Theophylline

58-55-9sc-202835
sc-202835A
sc-202835B
5 g
25 g
100 g
$20.00
$32.00
$85.00
6
(0)

Theophylline, similar to caffeine, is a non-selective phosphodiesterase inhibitor, which raises intracellular cAMP and thereby enhances the activity of CNG-1.

Dipyridamole

58-32-2sc-200717
sc-200717A
1 g
5 g
$31.00
$102.00
1
(1)

Dipyridamole inhibits various phosphodiesterases, leading to increased cAMP levels and thus enhancing CNG-1 activity by increasing the likelihood of channel opening.

Vardenafil

224785-90-4sc-362054
sc-362054A
sc-362054B
100 mg
1 g
50 g
$526.00
$735.00
$16653.00
7
(1)

Vardenafil is a selective inhibitor of PDE5, increasing cAMP levels, and thereby indirectly enhancing CNG-1 activity by promoting the opening of its channels through cAMP binding.