SiRA 2

SiRA 2 is a near-infrared (NIR) fluoride used in SiRA illumination aptamers. SiRA 2 is capable of imaging single RNA in living cells with maximum excitation emission wavelength: 649/662 nm[1].

Product Specifications

CAS Number

[2365417-91-8]

UNSPSC

12171500

Target

Fluorescent Dye

Type

Reference compound

Related Pathways

Others

Field of Research

Others

Assay Protocol

https://www.medchemexpress.com/sira-2.html

Smiles

O=C(C1=C(C(C2=C([Si](C)(C)C3=C/4)C=C(N(C)C)C=C2)=C3C=CC4=[N+](C)\C)C=CC(C(NCCOCCOCCN)=O)=C1)[O-]

Molecular Formula

C33H42N4O5Si

Molecular Weight

602.80

References & Citations

[1]Wirth R, et al. SiRA: A Silicon Rhodamine-Binding Aptamer for Live-Cell Super-Resolution RNA Imaging. J Am Chem Soc. 2019 May 8;141 (18) :7562-7571.