WARNING: This product is for research use only, not for human or veterinary use.

MedKoo CAT#: 407214

CAS#: 1620692-60-5

Description: KPU-300 is a potent and selective antimicrotubule agent. KPU-300 exhibited a potent cytotoxicity with an IC50 value of 7.0 nM against HT-29 cells, by strongly binding to tubulin (K d = 1.3 μM) and inducing microtubule depolymerization.

Chemical Structure

CAS# 1620692-60-5

Theoretical Analysis

MedKoo Cat#: 407214
Name: KPU-300
CAS#: 1620692-60-5
Chemical Formula: C24H17N3O3
Exact Mass: 395.12699
Molecular Weight: 395.418
Elemental Analysis: C, 72.90; H, 4.33; N, 10.63; O, 12.14

Size Price Shipping out time Quantity
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Pricing updated 2021-03-07. Prices are subject to change without notice.

KPU-300 is not in stock, but may be available through custom synthesis. For cost-effective reason, minimum 1 gram order is requested. The product will be characterized by NMR, HPLC and MS analysis. Purity (HPLC) is usually >98%. CoA, QC data, MSDS will be provided when product is successfully made. The estimated lead time is 2-3 months. Please send email to to inquire quote.

Synonym: KPU-300; KPU 300; KPU300.

IUPAC/Chemical Name: (E)-3-((E)-3-benzoylbenzylidene)-6-(pyridin-2-ylmethylene)piperazine-2,5-dione


InChi Code: InChI=1S/C24H17N3O3/c28-22(17-8-2-1-3-9-17)18-10-6-7-16(13-18)14-20-23(29)27-21(24(30)26-20)15-19-11-4-5-12-25-19/h1-15H,(H,26,30)(H,27,29)/b20-14+,21-15+

SMILES Code: O=C(/C(NC/1=O)=C\C2=CC=CC(C(C3=CC=CC=C3)=O)=C2)NC1=C\C4=NC=CC=C4

Solid powder

>98% (or refer to the Certificate of Analysis)

Shipping Condition:
Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.

Storage Condition:
Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).

Soluble in DMSO, not in water

Shelf Life:
>2 years if stored properly

Drug Formulation:
This drug may be formulated in DMSO

Stock Solution Storage:
0 - 4 C for short term (days to weeks), or -20 C for long term (months).

HS Tariff Code:

Handling Instructions:

Preparing Stock Solutions

The following data is based on the product molecular weight 395.418 Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.

Select a batch to recalculate based on the batch molecular weight:
Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 1.15 mL 5.76 mL 11.51 mL
5 mM 0.23 mL 1.15 mL 2.3 mL
10 mM 0.12 mL 0.58 mL 1.15 mL
50 mM 0.02 mL 0.12 mL 0.23 mL

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*When preparing stock solutions always use the batch-specific molecular weight of the product found on the vial label and SDS / CoA (available online).

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1: Hayashi Y, Takeno H, Chinen T, Muguruma K, Okuyama K, Taguchi A, Takayama K,
Yakushiji F, Miura M, Usui T, Hayashi Y. Development of a new
benzophenone-diketopiperazine-type potent antimicrotubule agent possessing a
2-pyridine structure. ACS Med Chem Lett. 2014 Jul 23;5(10):1094-8. doi:
10.1021/ml5001883. eCollection 2014 Oct 9. PubMed PMID: 25313318; PubMed Central
PMCID: PMC4190642.