557404-M

RNA Polymerase III Inhibitor

InSolution, ≥97%

• Synonym(s): InSolution RNA Polymerase III Inhibitor, 2-Chloro-N-(3-(5-chloro-3-methylbenzo[b]thiophen-2-yl)-1-methyl-1H-pyrazol-5-yl)benzenesulfonamide, N-(1-(3-(5-Chloro-3-methylbenzo[b]thiophen-2-yl-1-methyl-1H-pyrazol-5-yl))-2-chlorobenzenesulfonamide
• Empirical Formula (Hill Notation): C₁₉H₁₅Cl₂N₃O₂S₂
• CAS Number: 577784-91-9
• Molecular Weight: 452.38
• UNSPSC Code: 12352200

Properties

• Quality Level: 100
• assay: ≥97% (HPLC)
• form: liquid
• potency: 27 μM IC₅₀
• manufacturer/tradename: Calbiochem^®
• storage condition: OK to freeze; avoid repeated freeze/thaw cycles; desiccated (hygroscopic); protect from light
• storage temp.: −70°C
• InChI: 1S/C19H15Cl2N3O2S2/c1-11-13-9-12(20)7-8-16(13)27-19(11)15-10-18(24(2)22-15)23-28(25,26)17-6-4-3-5-14(17)21/h3-10,23H,1-2H3
• InChI key: BVBDTTLISMIOJY-UHFFFAOYSA-N

Description

General description

A cell-permeable inhibitor of RNA polymerase III (RNA Pol III) (IC₅₀ = 27 µM for human RNA Pol III and 32 µM for Saccharomyces cerevisiae RNA Pol III). Inhibits cell growth in yeast by preventing RNA Pol III-mediated tRNA transcription. The solid form of this compound (Cat. No. 557403) is also available.

Biochem/physiol Actions

Primary Target
RNA Polymerase III

Warning

Toxicity: Standard Handling (A)

Physical form

A 25 mM (5 mg/442 µL) solution of RNA Polymerase III Inhibitor (Cat. No. 557403) in DMSO.

Reconstitution

Following initial thaw, aliquot and freeze (-70°C). Aliquots are stable for up to 6 months at -70°C.

Other Notes

Wu, L., et al. 2003. Euk. Cell2, 256.

Legal Information

CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany

Safety Information

• Storage Class: 10 - Combustible liquids
• wgk_germany: WGK 1
• flash_point_f: 188.6 °F - closed cup - (refers to pure substance)
• flash_point_c: 87 °C - closed cup - (refers to pure substance)