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PZ0114

Sigma-Aldrich

PD-166866

≥98% (HPLC)

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Synonym(s):
1-[2-Amino-6-(3,5-dimethoxyphenyl)-pyrido[2,3-d]pyrimidin-7-yl]-3-tert-butyl urea
Empirical Formula (Hill Notation):
C20H24N6O3
CAS Number:
192705-79-6
Molecular Weight:
396.44
MDL number:
MFCD12922514
UNSPSC Code:
51111800
PubChem Substance ID:
329823706
NACRES:
NA.77

Quality Level

100

Assay

≥98% (HPLC)

color

off-white to light tan

solubility

DMSO: ≥10 mg/mL

storage temp.

2-8°C

SMILES string

COc1cc(OC)cc(c1)-c2cc3cnc(N)nc3nc2NC(=O)NC(C)(C)C

InChI

1S/C20H24N6O3/c1-20(2,3)26-19(27)25-17-15(8-12-10-22-18(21)24-16(12)23-17)11-6-13(28-4)9-14(7-11)29-5/h6-10H,1-5H3,(H4,21,22,23,24,25,26,27)

InChI key

NHJSWORVNIOXIT-UHFFFAOYSA-N

Biochem/physiol Actions

PD-166866 is a selective inhibitor of the FGF-1 receptor tyrosine kinase (FGFR1) with IC50 = 55 nM, and no effect on c-Src, PDGFR-b, EGFR or insulin receptor tyrosine kinases or MEK, PKC, and CDK4.

Features and Benefits

This compound is a featured product for Kinase Phosphatase Biology research. Click here to discover more featured Kinase Phosphatase Biology products. Learn more about bioactive small molecules for other areas of research at sigma.com/discover-bsm.
This compound is featured on the FGFR page of the Handbook of Receptor Classification and Signal Transduction. To browse other handbook pages, click here.

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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F Cidre-Aranaz et al.
Oncogene, 36(6), 766-776 (2016-07-05)
Ewing sarcoma is characterized by chromosomal translocations fusing the EWS gene with various members of the ETS family of transcription factors, most commonly FLI1. EWS-FLI1 is an aberrant transcription factor driving Ewing sarcoma tumorigenesis by either transcriptionally inducing or repressing
Caio H Mazucanti et al.
Journal of cerebral blood flow and metabolism : official journal of the International Society of Cerebral Blood Flow and Metabolism, 39(8), 1544-1556 (2018-03-02)
Mutations of the β-glucuronidase protein α-Klotho have been associated with premature aging, and altered cognitive function. Although highly expressed in specific areas of the brain, Klotho functions in the central nervous system remain unknown. Here, we show that cultured hippocampal
Benoit Haerlingen et al.
Development (Cambridge, England), 150(10) (2023-05-16)
Thyroid tissue, the site of de novo thyroid hormone biosynthesis, is derived from ventral pharyngeal endoderm and defects in morphogenesis are a predominant cause of congenital thyroid diseases. The first molecularly recognizable step of thyroid development is the specification of
Amey Y Rayrikar et al.
Development (Cambridge, England), 150(1) (2022-12-03)
Intervertebral disc (IVD) degeneration is the primary cause of back pain in humans. However, the cellular and molecular pathogenesis of IVD degeneration is poorly understood. This study shows that zebrafish IVDs possess distinct and non-overlapping zones of cell proliferation and

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