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

MedKoo CAT#: 555876

CAS#: 105925-39-1

Description: CUN25391, also known as Tubulin inhibitor 6 or iHAP1 (Compound 14b in literature 1) is a tubulin inhibitor and a potent inhibitor of multiple cancer cell lines. CUN25391 inhibits tubulin polymerization with an IC50 of 0.87 μM. This product has not formal name. For the convenience of scientific communication, we named it by combining its Inchi key (3 letters from the first letter of each section) with the last 5 digits of its CAS number or its molecule weight if its CAS number is not available (see MedKoo Chemical Nomenclature,

Chemical Structure

CAS# 105925-39-1

Theoretical Analysis

MedKoo Cat#: 555876
Name: CUN25391
CAS#: 105925-39-1
Chemical Formula: C20H14ClNO2S
Exact Mass: 367.0434
Molecular Weight: 367.847
Elemental Analysis: C, 65.30; H, 3.84; Cl, 9.64; N, 3.81; O, 8.70; S, 8.72

Price and Availability

Size Price Availability Quantity
5.0mg USD 90.0 Ready to ship
10.0mg USD 150.0 Ready to ship
25.0mg USD 250.0 Ready to ship
50.0mg USD 450.0 Ready to ship
100.0mg USD 750.0 Ready to ship
200.0mg USD 1150.0 Ready to ship
500.0mg USD 1750.0 Ready to ship
1.0g USD 2650.0 Ready to ship
2.0g USD 4650.0 2 Weeks
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Synonym: Tubulin inhibitor 6; CUN25391; CUN-25391; CUN 25391; iHAP1;

IUPAC/Chemical Name: (2-chloro-10H-phenothiazin-10-yl)(4-methoxyphenyl)methanone


InChi Code: InChI=1S/C20H14ClNO2S/c1-24-15-9-6-13(7-10-15)20(23)22-16-4-2-3-5-18(16)25-19-11-8-14(21)12-17(19)22/h2-12H,1H3

SMILES Code: O=C(N1C2=C(C=CC=C2)SC3=CC=C(Cl)C=C13)C4=CC=C(OC)C=C4

Appearance: Solid powder

Purity: >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).

Solubility: Soluble in DMSO

Shelf Life: >3 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: 2934.99.9001

Preparing Stock Solutions

The following data is based on the product molecular weight 367.847 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.

Recalculate based on batch purity %
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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Prinz H, et al. N-benzoylated phenoxazines and phenothiazines: synthesis, antiproliferative activity, and inhibition of tubulin polymerization. J Med Chem. 2011 Jun 23;54(12):4247-63.