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Merck
CN

C2734

5-羧基四甲基罗丹明

≥95% purity (HPLC), solid

别名:

5-TAMRA

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关于此项目

经验公式(希尔记法):
C25H22N2O5
化学文摘社编号:
分子量:
430.45
UNSPSC Code:
12171500
NACRES:
NA.47
MDL number:
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产品名称

5-羧基四甲基罗丹明,

SMILES string

N(C)(C)c1cc2[o+]c3c(c(c2cc1)c4c(cc(cc4)C(=O)[O-])C(=O)O)ccc(c3)N(C)C

InChI

1S/C25H22N2O5/c1-26(2)15-6-9-18-21(12-15)32-22-13-16(27(3)4)7-10-19(22)23(18)17-8-5-14(24(28)29)11-20(17)25(30)31/h5-13H,1-4H3,(H-,28,29,30,31)

InChI key

YMZMTOFQCVHHFB-UHFFFAOYSA-N

assay

≥95% (HPLC)

form

solid

solubility

water: slightly soluble

ε (extinction coefficient)

≥85000-97000 at 539-545 nm in methanol

fluorescence

λex ~543 nm; λem ~570 nm in methanol

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

Quality Level

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Application

5-羧基四甲基罗丹明已用于荧光团表征。

Biochem/physiol Actions

5-羧基四甲基罗丹明可以共价连接到 DNA 上,从而用于涉及分支和双链 DNA/RNA 结构的研究。主要用于单分子研究。5-羧基四甲基罗丹明也用于标记寡糖,用于激光诱导荧光检测。

General description

在高纯度中制备的重要荧光基团,通过约 600 个分子的毛细管电泳检测限为 TMR 标记氨基酸。容易被荧光显微镜中使用的汞弧灯的 546 nm 光谱线激发,本质上比荧光素更具光稳定性。

存储类别

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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Dustin J Paul et al.
Nucleic acids research, 37(17), 5894-5907 (2009-09-04)
Herein, we report the identification of RNA hairpin loops that bind derivatives of kanamycin A, tobramycin, neamine, and neomycin B via two-dimensional combinatorial screening, a method that screens chemical and RNA spaces simultaneously. An arrayed aminoglycoside library was probed for
High-selectivity neural probe based on a Fabry-Perot optical filter and a CMOS silicon photodiodes array at visible wavelengths
Pimenta S, et al.
Journal of Biomedical Optics, 23(10), 105004-105004 (2018)
Metabolic cytometry: monitoring oligosaccharide biosynthesis in single cells by capillary electrophoresis.
Krylov SN, et al.
Analytical Biochemistry, 283.2, 133-135 (2000)
Xinyi Chen et al.
PloS one, 8(12), e80390-e80390 (2013-12-07)
Previous research suggests that carbohydrate mimetic peptide IF7 (IFLLWQR) has an excellent targeting property to annexin1 (Anxa1), a specific marker on the tumor endothelium. However, IF7 is susceptible to proteolysis and has a poor stability in vivo. We prepared a
G Vámosi et al.
Biophysical journal, 71(2), 972-994 (1996-08-01)
Fluorescence steady-state and lifetime experiments have been carried out on duplex and single-stranded DNA molecules labeled at the 5' ends with 5-carboxytetramethylrhodamine (TMRh). The temperature and ionic strength of the solutions were varied over large ranges. The results reveal at

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