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文件

F4383

Sigma-Aldrich

7-氟苯并呋喃-4-磺酸 铵盐

≥98%

同義詞:

4-氟-7-磺酸苯并呋咱 铵盐, 7-氟苯呋咱-4-硫酸铵盐, 7-氟苯并-2,1,3-噁二唑-4-磺酸 铵盐, SBD-F

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About This Item

線性公式:
C6H3FN2O4S · NH3
CAS號碼:
84806-27-9
分子量：:
235.19
Beilstein:
5199564
MDL號碼:
MFCD02682109
分類程式碼代碼:
12352106
PubChem物質ID:
24894861
NACRES:
NA.32

化驗

≥98%

儲存條件

protect from light

螢光

λex 380 nm; λem 515 nm

儲存溫度

−20°C

SMILES 字串

N.OS(=O)(=O)c1ccc(F)c2nonc12

InChI

1S/C6H3FN2O4S.H3N/c7-3-1-2-4(14(10,11)12)6-5(3)8-13-9-6;/h1-2H,(H,10,11,12);1H3

InChI 密鑰

JXLHNMVSKXFWAO-UHFFFAOYSA-N

尋找類似的產品？ 前往 產品比較指南

一般說明

7-氟苯呋嗪-4-磺酸铵盐，又称SBD-F，是一种低分子量敏感荧光探针。SBD-F与巯基发射反应（二硫化物不与SBD-F反应，必须首先还原为硫醇，如三丁基膦），产生高荧光化合物。 硫醇与SBD-F的反应速率随pH升高而逐渐增加。在pH值2-12时观察到高荧光强度。 SBD-F的激发范围为380-385nm，发射范围为510-515nm。

應用

SBD-F适用于皮摩尔级别生物硫醇的HPLC测定。SBD-F已用于通过HPLC方法测量总血浆和血清同型半胱氨酸水平。它也适用于通过串联柱高效液相色谱法和等溶剂体系测定金属硫蛋白。 SBD-F已用于确定蛋白质中半胱氨酸残基二硫键的位置以及检测含半胱氨酸的多肽。
硫醇的荧光探针，HPLC 中生物硫醇的柱前标记物

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

個人防護裝備

Eyeshields, Gloves, type N95 (US)

分析證明 (COA)

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B L Ling et al.
Journal of pharmaceutical and biomedical analysis, 10(10-12), 985-988 (1992-10-01)
The present investigation analyses the potentials of capillary chromatography using packed fused silica capillaries filled with 5 microns RP-18 for the fluorescence determination of glutathione in human blood samples. Adaptation of conventional HPLC equipment for miniaturized chromatographic assays proved successful.
I Fermo et al.
Journal of chromatography. B, Biomedical sciences and applications, 719(1-2), 31-36 (1998-12-30)
We have modified a high-performance liquid chromatographic (HPLC) procedure based on SBD-F (ammonium-7-fluorobenzo-2-oxa-1,3-diazole-4-sulphonate) pre-column derivatization to obtain an assay that is useful for routine clinical total plasma homocysteine (tHcy) analysis. The introduction of easily handled sodium borohydride instead of the
T Toyo'oka et al.
Biomedical chromatography : BMC, 3(4), 166-172 (1989-07-01)
Biological thiols and disulfides in rat and hamster tissues were simultaneously determined by HPLC-fluorescence detection using 4-(aminosulfonyl)-7-fluoro-2,1,3-benzoxadiazole (ABD-F) and ammonium 7-fluoro-2,1,3-benzoxadiazole-4-sulfonate (SBD-F). The coefficients of variation (CV) of the method for reduced glutathione (GSH) and oxidized glutathione (GSSG) in liver
N P Dudman et al.
Clinical chemistry, 42(12), 2028-2032 (1996-12-01)
The recognition of homocysteine as a vascular risk factor has led to increased clinical interest in assaying plasma homocysteine concentrations. Our aim was to improve the reliability of a widely used assay based on HPLC of the fluorescent 7-benzo-2-oxa-1, 3-diazole-4-sulfonic
S Miyairi et al.
Analytical biochemistry, 258(2), 168-175 (1998-05-08)
Metallothionein (MT) is a low-molecular-weight protein which plays a role in detoxification of heavy metals and protection against oxidative stress. A sensitive and convenient determination method for MT is necessary to clarify its physiological roles. High-performance liquid chromatography (HPLC) with
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