Skip to Content
Merck
All Photos(1)

Key Documents

K1639

Sigma-Aldrich

K-252a

from Nonomuraea longicatena, ≥98% (HPLC)

Sign Into View Organizational & Contract Pricing


About This Item

Empirical Formula (Hill Notation):
C27H21N3O5
CAS Number:
Molecular Weight:
467.47
MDL number:
UNSPSC Code:
12352200
PubChem Substance ID:
NACRES:
NA.77

biological source

Nonomuraea longicatena

Quality Level

Assay

≥98% (HPLC)

form

solid

solubility

DMF: 1 mg/mL
DMSO: 1 mg/mL

antibiotic activity spectrum

viruses

Mode of action

enzyme | inhibits

shipped in

dry ice

storage temp.

−20°C

SMILES string

[H][C@]12C[C@](O)(C(=O)OC)[C@](C)(O1)n3c4ccccc4c5c6CNC(=O)c6c7c8ccccc8n2c7c35

InChI

1S/C27H21N3O5/c1-26-27(33,25(32)34-2)11-18(35-26)29-16-9-5-3-7-13(16)20-21-15(12-28-24(21)31)19-14-8-4-6-10-17(14)30(26)23(19)22(20)29/h3-10,18,33H,11-12H2,1-2H3,(H,28,31)/t18-,26+,27+/m1/s1

InChI key

KOZFSFOOLUUIGY-SOLYNIJKSA-N

Gene Information

human ... NTRK1(4914)
rat ... Prkca(24680)

Looking for similar products? Visit Product Comparison Guide

Application

K-252a has been used:
  • as a tropomyosin receptor kinase (Trk) inhibitor to study the role of TrkA signaling in rats
  • as a Trk inhibitor for inducing in vitro injury in retinal Müller glial cells to study the effects of cord blood serum (CBS)
  • as a general protein kinase inhibitor to study its effect on in vitro human somatic testicular cell reassembly

Biochem/physiol Actions

K-252a is a selective inhibitor of tyrosine protein kinase. It targets a wide range of protein kinases with IC50 values between 3 and 25nM and the neurotrophin receptor-tropomyosin receptor kinase.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service