Date published: 2026-4-27

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Flt-3/Flk-2 Activators

Flt-3/Flk-2 activators represent a diverse array of chemicals designed to specifically target FLT3 kinase activity, with a focus on addressing aberrant signaling pathways associated with FLT3 mutations. This category includes compounds like quizartinib, AC220, and sorafenib, which exert direct inhibition on FLT3, disrupting downstream signaling pathways such as MAPK and PI3K/AKT. The strategic interference by these compounds holds significant promise in normalizing the dysregulated FLT3/Flk-2 activity observed in leukemia cells expressing FLT3 mutations. The ultimate goal is to mitigate the uncontrolled proliferation and survival signals intricately linked to these mutations. In addition to direct FLT3 inhibitors, multi-kinase inhibitors like linifanib and midostaurin play a crucial role in restoring FLT3/Flk-2 function. These compounds are designed to target FLT3 alongside other kinases, presenting a multifaceted approach to modulating FLT3 activity. Their mode of action involves intricate interference with signaling cascades, particularly MAPK and STAT5, providing a comprehensive strategy for the modulation of FLT3 kinase activity. Precision in targeting FLT3 mutations is exemplified by compounds such as crenolanib and KW2449, which showcase selectivity for FLT3. This emphasis on precision is pivotal in activating FLT-3/Flk-2, ensuring a nuanced and effective response to the specific mutations associated with FLT3.
Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Quizartinib, Free Base

950769-58-1sc-396767
sc-396767A
1 mg
5 mg
$68.00
$150.00
(0)

Quizartinib is a selective inhibitor of FLT3, specifically targeting the FLT3-ITD mutation. By inhibiting FLT3 kinase activity, quizartinib prevents the constitutive activation of downstream signaling pathways, including the MAPK and PI3K/AKT pathways. This inhibition can lead to the suppression of aberrant proliferation and survival signals, potentially normalizing FLT3/Flk-2 activity in leukemia cells.

Sorafenib

284461-73-0sc-220125
sc-220125A
sc-220125B
5 mg
50 mg
500 mg
$57.00
$100.00
$250.00
129
(3)

Sorafenib is a multi-kinase inhibitor that targets FLT3, among other kinases. By inhibiting FLT3, sorafenib disrupts the constitutive activation of downstream signaling pathways, such as MAPK and STAT5. This interference with aberrant signaling pathways may contribute to the normalization of FLT3/Flk-2 activity in leukemia cells, potentially suppressing the uncontrolled proliferation and survival signals associated with FLT3 mutations.

Crenolanib

670220-88-9sc-364470
sc-364470A
5 mg
10 mg
$612.00
$1020.00
(1)

Crenolanib is a selective inhibitor of FLT3, designed to target both FLT3-ITD and FLT3-TKD mutations. Through the inhibition of FLT3 kinase activity, crenolanib disrupts aberrant downstream signaling pathways, including MAPK and PI3K/AKT. This disruption may lead to the attenuation of abnormal cellular responses driven by FLT3 mutations, potentially restoring more controlled FLT3/Flk-2 activity in leukemia cells.

ABT-869

796967-16-3sc-359037
sc-359037A
1 mg
5 mg
$126.00
$582.00
(0)

Linifanib is a multi-kinase inhibitor that targets FLT3, VEGFR, and PDGFR. By inhibiting FLT3, linifanib interferes with the constitutive activation of signaling pathways downstream of FLT3, such as MAPK and STAT5. This interference may contribute to the normalization of FLT3/Flk-2 activity in leukemia cells, potentially mitigating the uncontrolled proliferation and survival signals associated with FLT3 mutations.

PKC-412

120685-11-2sc-200691
sc-200691A
1 mg
5 mg
$52.00
$114.00
10
(1)

Midostaurin is a multi-kinase inhibitor with activity against FLT3, among other kinases. By inhibiting FLT3 kinase activity, midostaurin disrupts the constitutive activation of downstream signaling pathways, including MAPK and PI3K/AKT. This disruption may contribute to the normalization of FLT3/Flk-2 activity in leukemia cells, potentially suppressing the uncontrolled proliferation and survival signals associated with FLT3 mutations.

KW 2449

1000669-72-6sc-364518
sc-364518A
10 mg
50 mg
$180.00
$744.00
(0)

KW2449 is a multi-kinase inhibitor that targets FLT3 and other receptor tyrosine kinases. By inhibiting FLT3, KW2449 disrupts downstream signaling pathways, including MAPK and PI3K/AKT. This disruption may contribute to the normalization of FLT3/Flk-2 activity in leukemia cells, potentially mitigating the uncontrolled proliferation and survival signals associated with FLT3 mutations.

Staurosporine

62996-74-1sc-3510
sc-3510A
sc-3510B
100 µg
1 mg
5 mg
$82.00
$153.00
$396.00
113
(4)

Staurosporine is a broad-spectrum kinase inhibitor that can target FLT3 among various kinases. By inhibiting FLT3 kinase activity, staurosporine disrupts downstream signaling pathways, including MAPK and PI3K/AKT. This disruption may contribute to the normalization of FLT3/Flk-2 activity in leukemia cells, potentially suppressing the uncontrolled proliferation and survival signals associated with FLT3 mutations.