Merck, 41698-5MG-F, Atto 488 NHS ester

Name: Atto 488 NHS ester
Brand: Merck
SKU: 41698-5MG-F

Size:5 mg, Atto 488, BioReagent, suitable for fluorescence, ≥90% (HPLC)

Catalog Number: 41698-5MG-F

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Category

Microbiological Stains

Pack Size5 mg

TagsClinical & Diagnostics Tissue Diagnostics Dry Dyes & Certified Stains

CollectionsMerck Tissue Diagnostics – Universal Reagents for Histology & IHC Merck Cell Culture Supplements & Reagents: Complete Solutions for Research & Bioproduction Merck Roche Life Science Products for PCR, RT‑PCR & Nucleic Acid Purification

Description

General description
Atto 488 NHS ester is a hydrophilic fluorescent label with high water solubility. The fluorescence activity is excited efficiently at the 480-515nm range. A suitable excitation source for Atto 488 is the 488 nm line of the Argon-Ion laser.
Application
Atto 488 NHS ester is highly suitable for single-molecule detection applications and high-resolution microscopy such as PALM, dSTORM, and STED. In addition, the dye is used in flow cytometry (FACS) and fluorescence in-situ hybridization (FISH) methods.
Features and Benefits
Characteristic features of the Atto 488 NHS ester are:

Strong Absorption.
High Fluorescence quantum yield.
High Photostability.
Excellent water solubility.

Legal Information
This product is for Research use only. In case of intended commercialization, please contact the IP-holder (ATTO-TEC GmbH, Germany) for licensing.

Specifications

General

NACRES	NA.32
UNSPSC Code	12352108
product line	BioReagent
assay	≥90% (HPLC)
Quality Level	100
SMILES string	CN(CCCC(=O)ON1C(=O)CCC1=O)C(=O)C2=CC=CC=C2C3=C4C=CC(=[NH2+])C(=C4OC5=C3C=CC(=C5S(=O)(=O)[O-])N)S(=O)(=O)O
InChI	InChI=1S/C29H26N4O12S2/c1-32(14-4-7-23(36)45-33-21(34)12-13-22(33)35)29(37)16-6-3-2-5-15(16)24-17-8-10-19(30)27(46(38,39)40)25(17)44-26-18(24)9-11-20(31)28(26)47(41,42)43/h2-3,5-6,8-11,30H,4,7,12-14,31H2,1H3,(H,38,39,40)(H,41,42,43)
InChI key	QYLVUXZLEBHDMK-UHFFFAOYSA-N
form	powder
mol wt	686.66 g/mol
manufacturer/tradename	ATTO-TEC GmbH
color	orange
λ<sub>max</sub>	501-507 nm in methanol: water (1:1) (with 0.1% perchloric acid)
<i>λ</i>	in methanol: water (1:1) (with 0.1% perchloric acid)
UV absorption	λ: 501-507 nm Amax
suitability	suitable for fluorescence
storage temp.	−20°C

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