XAV-939 Sigma (X3004)? Try a better option.

A Depth-Data-Driven Comparison: Critical Reasons Leading Labs are Switching from Sigma to Selleck’s XAV-939.

XAV-939 Selleck VS Sigma

XAV-939	Selleck(S1180)	Sigma(X3004)
Free Aliquoting Service		N/A
Price	10mg, USD 147.0	5mg, USD 94.8
Purity	99.95%	98%
Citations	426	344
Technical Support	95.37% response rate within 2 hours	Unknown
Knowledge	XAV-939 Mechanism of Action: Tankyrase Inhibition in Cancer Cell Research XAV-939 Working Concentration \| Cell Culture \| Treatment Solubility in DMSO Storage XAV-939 Combination Database Molecular Weight XAV-939 IC50 for Cell-based and Cell-free Assays XAV-939 SDS｜MSDS	Unknown

Sigma is sourced from their official website（1/20/2026）