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Key Documents

B2261

Sigma-Aldrich

双苯并咪唑 H 33342 三盐酸盐

≥98% purity (HPLC and TLC), powder

同義詞:

2′-(4-乙氧基苯基)-5-(4-甲基-1-哌嗪基)- 2,5′-双-1H-苯并咪唑 三盐酸盐, HOE 33342, Hoechst 33342, 双苯并咪唑

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About This Item

經驗公式(希爾表示法):
C27H28N6O · 3HCl · xH2O
CAS號碼:
分子量::
561.93 (anhydrous basis)
Beilstein:
1234011
MDL號碼:
分類程式碼代碼:
12171500
PubChem物質ID:
NACRES:
NA.47

product name

双苯并咪唑 H 33342 三盐酸盐, ≥98% (HPLC and TLC)

品質等級

化驗

≥98% (HPLC and TLC)

形狀

powder

顏色

yellow

pH值

1.7 (20 °C)

溶解度

H2O: 20 mg/mL
phosphate buffer: precipitates

適合性

suitable for fluorescence

應用

diagnostic assay manufacturing
hematology
histology

儲存溫度

−20°C

SMILES 字串

Cl[H].Cl[H].Cl[H].CCOc1ccc(cc1)C2=NCc3cc(ccc3N2)C4=NCc5cc(ccc5N4)N6CCN(C)CC6

InChI

1S/C29H32N6O.3ClH/c1-3-36-25-8-4-20(5-9-25)28-30-18-22-16-21(6-10-26(22)32-28)29-31-19-23-17-24(7-11-27(23)33-29)35-14-12-34(2)13-15-35;;;/h4-11,16-17H,3,12-15,18-19H2,1-2H3,(H,30,32)(H,31,33);3*1H

InChI 密鑰

FYEVKHPLBHLWHK-UHFFFAOYSA-N

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應用

Bisbenzimide Hoechst 33342是双链高AT含量区域的特异染色剂,经证可替代几种已知的DNA嵌入剂。这种荧光染料已用于根据DNA含量分选活细胞选、流式细胞术DNA含量测定、活细胞染色质分布可视化。它已用于检测细胞BrdU掺入、细胞凋亡和细胞周期分配的初始阶段研究,。正在分裂或复制的染色体不会被这种染料染色。
适用于DNA,染色体和细胞核染色。可用于荧光显微镜或流式细胞术。
最大激发波=346nm
最大发射波长=460nm

生化/生理作用

膜透性,具有低细胞毒性荧光DNA染料,插入在DNA的A-T区域。

物理性質

双苯甲酰亚胺H 33342的荧光性质:
游离染料:最大激发波长= 340 nm,最大发射波长= 510 nm(5 mM HEPES, 10 mM NaCl, pH 7.0)DNA复合物:最大激发波长= 355 nm,最大发射波长= 465 nm (5 mM HEPES, 10 mM NaCl, pH 7.0)

準備報告

该产品可溶于水(50 mg/ml),形成澄清溶液。2%溶液的pH为1.9。现已观测发现此物质可从磷酸盐缓冲溶液中沉淀出来。
如果在2-8°C黑暗环境存放,水溶液可稳定保存1个月。

相關產品

產品號碼
描述
訂價

儲存類別代碼

11 - Combustible Solids

水污染物質分類(WGK)

WGK 3

閃點(°F)

Not applicable

閃點(°C)

Not applicable


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存取文件庫

P E Mozdziak et al.
Cytometry, 41(2), 89-95 (2000-09-26)
5-Bromo-2'-deoxyuridine (BrdU) is a powerful compound to study the mitotic activity of a cell. Most techniques that identify BrdU-labeled cells require conditions that kill the cells. However, the fluorescence intensity of the membrane-permeable Hoechst dyes is reduced by the incorporation
Basic helix-loop-helix transcriptional factor MyoR regulates BMP-7 in acute kidney injury.
Kamiura N, et al.
American Journal of Physiology: Renal Physiology, 304, F1159-F1166 (2013)
D J Arndt-Jovin et al.
The journal of histochemistry and cytochemistry : official journal of the Histochemistry Society, 25(7), 585-589 (1977-07-01)
The methods for measuring the deoxyribonucleic acid content of individual mammalian cells and sorting them on the basis of this parameter have until now required fixation or other treatment which renders the cells nonviable. Using a class of bis-benzimidazole dyes
The transforming activity of Wnt effectors correlates with their ability to induce the accumulation of mammary progenitor cells.
Liu BY, et al.
Proceedings of the National Academy of Sciences of the USA, 101, 4158-4163 (2004)
F Belloc et al.
Cytometry, 17(1), 59-65 (1994-09-01)
A flow cytometric method to detect apoptotic cells is described. This method is based on the detection of differences in chromatin condensation with Hoechst 33342 as a probe and the detection of dead cells with propidium iodide as a probe

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