Date published: 2025-10-25

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T2R06 Inhibitors

T2R06 Inhibitors encompass a variety of bitter-tasting substances that engage this specific G-protein-coupled receptor to inhibit its functional activity, ultimately impeding the perception of bitterness. For instance, Denatonium Benzoate is recognized as an extremely bitter substance that acts as an antagonist to T2R06, obstructing the receptor's ability to be activated by other bitter compounds, which in turn inhibits the signaling cascade that is normally initiated by T2R06 activation. Similarly, Chloroquine and Quinine Hydrochloride are both bitter compounds that bind to T2R06, blocking the receptor and its associated G-protein signaling pathway, which is essential for taste transduction. This blockage results in decreased activation of downstream signaling molecules such as gustducin, phospholipase C, and the subsequent reduction of intracellular calcium release, which are integral to the taste perception process mediated by T2R06.

Moreover, compounds like Propylthiouracil andPhenylthiocarbamide (PTC) also act as T2R06 inhibitors by competitively binding to the receptor, thereby blocking signal transduction cascades involved in the bitter taste sensation. Artificial sweeteners such as Saccharin and Acesulfame Potassium, despite their primary sweet taste, have been found to interact with bitter taste receptors like T2R06, inhibiting the normal bitter signaling pathway and mitigating the cellular responses that lead to bitterness perception. Natural bitter compounds like Naringin, found in grapefruit juice, and Absinthin, from wormwood, also inhibit T2R06 by direct binding, which suppresses signal transduction mechanisms responsible for bitterness sensation. Erythromycin, an antibiotic with inherent bitter qualities, and Aloin, a component of aloe, both function as inhibitors to T2R06 by preventing the initiation of the receptor's signaling cascade. Collectively, these inhibitors act on T2R06 to reduce or prevent the perception of bitterness, highlighting their functional role in the modulation of taste signaling pathways.

SEE ALSO...

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Denatonium benzoate

3734-33-6sc-234525
sc-234525A
sc-234525B
sc-234525C
sc-234525D
1 g
5 g
25 g
100 g
250 g
$31.00
$46.00
$138.00
$464.00
$903.00
(1)

Denatonium Benzoate is known as one of the most bitter substances and interacts with bitter taste receptors like T2R06. It acts as an antagonist by binding to the receptor, preventing activation by other bitter compounds that would typically trigger a bitter taste sensation, thereby inhibiting the signaling cascade initiated by T2R06.

Chloroquine

54-05-7sc-507304
250 mg
$68.00
2
(0)

Chloroquine is also known for its bitter taste and can inhibit T2R06 by binding to the receptor, which prevents the activation of downstream signaling molecules such as gustducin, phospholipase C, and ultimately reduces the intracellular calcium release that would be mediated by T2R06.

6-Propyl-2-thiouracil

51-52-5sc-214383
sc-214383A
sc-214383B
sc-214383C
10 g
25 g
100 g
1 kg
$36.00
$55.00
$220.00
$1958.00
(0)

Propylthiouracil has a bitter taste and can inhibit T2R06 by binding to the receptor and blocking its ability to initiate the signal transduction cascade that leads to the perception of bitterness.

N-Phenylthiourea

103-85-5sc-236086
100 g
$319.00
(0)

Phenylthiocarbamide is known for its ability to interact with certain bitter taste receptors like T2R06. It functions as an inhibitor by binding to the receptor and preventing the normal bitter taste signal transduction that would result in the activation of secondary messengers and the perception of bitterness.

Saccharin

81-07-2sc-212902
sc-212902A
sc-212902B
100 mg
1 g
10 g
$173.00
$235.00
$286.00
(0)

Saccharin is a sweetener that also has a bitter aftertaste and can interact with bitter taste receptors such as T2R06. Its binding to T2R06 inhibits the receptor's normal function, thus reducing the bitter taste signaling.

Acesulfame Potassium

55589-62-3sc-210736
25 g
$240.00
(0)

Acesulfame Potassium is a calorie-free sweetener that can bind to T2R06 and other taste receptors, inhibiting the normal bitter taste signaling pathway and preventing the subsequent cellular responses that would be activated by the receptor.

Erythromycin

114-07-8sc-204742
sc-204742A
sc-204742B
sc-204742C
5 g
25 g
100 g
1 kg
$56.00
$240.00
$815.00
$1305.00
4
(3)

Erythromycin with a bitter taste that can inhibit T2R06 by binding to the receptor, thereby hindering the activation of downstream signaling pathways involved in bitter taste perception.

Caffeine

58-08-2sc-202514
sc-202514A
sc-202514B
sc-202514C
sc-202514D
5 g
100 g
250 g
1 kg
5 kg
$32.00
$66.00
$95.00
$188.00
$760.00
13
(1)

Caffeine is known for its bitter taste and can act as an antagonist to T2R06 by binding to the receptor, thus preventing the usual G-protein-coupled receptor signaling pathways from activating and leading to the perception of bitterness.

Aloin

1415-73-2sc-214525
sc-214525A
25 mg
100 mg
$156.00
$266.00
1
(1)

Aloin, a compound found in aloe, possesses a bitter taste and is capable of inhibiting T2R06 by binding to it, which impedes the activation of the taste receptor′s signaling cascade.