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Merck

D4784

4,5-亚甲二氧基-1,2-苯二胺 二盐酸盐

≥98% purity (HPLC), powder

别名:

1,2-二氨基-4,5-亚甲二氧基苯 二盐酸盐, 1,3-苯并二恶-5,6-二胺 二盐酸盐, 5,6-二氨基-1,3-苯并二氧杂环戊 二盐酸盐, MDB

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10 MG

$169.20

50 MG

$938.00

100 MG

$1,620.00

$169.20

目录价$282.00节省 40%

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关于此项目

经验公式(希尔记法):
C7H8N2O2 · 2HCl
化学文摘社编号:
分子量:
225.07
Beilstein:
5641607
MDL號碼:
分類程式碼代碼:
12171500
PubChem物質ID:
NACRES:
NA.47

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产品名称

4,5-亚甲二氧基-1,2-苯二胺 二盐酸盐, Fluorogenic reagent

品質等級

化驗

≥98% (HPLC)

形狀

powder

技術

titration: suitable

顏色

white to orange

mp

247 °C

溶解度

H2O: 50 mg/mL

應用

diagnostic assay manufacturing
hematology
histology

儲存溫度

−20°C

SMILES 字串

Cl[H].Cl[H].Nc1cc2OCOc2cc1N

InChI

1S/C7H8N2O2.2ClH/c8-4-1-6-7(2-5(4)9)11-3-10-6;;/h1-2H,3,8-9H2;2*1H

InChI 密鑰

YXEJRYIEFFUUID-UHFFFAOYSA-N

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此商品
6680778450D71607
technique(s)

titration: suitable

technique(s)

-

technique(s)

-

technique(s)

-

color

white to orange

color

-

color

-

color

-

application(s)

diagnostic assay manufacturing
hematology
histology

application(s)

-

application(s)

-

application(s)

-

form

powder

form

solid

form

powder

form

solid

solubility

H2O: 50 mg/mL

solubility

-

solubility

-

solubility

-

Quality Level

100

Quality Level

100

Quality Level

100

Quality Level

200

一般說明

4,5-亚甲二氧基-1,2-苯二胺二盐酸盐是一种α酮酸的荧光标签。唾液酸衍生化也需要稀硫酸的存在作为必要条件。该方法可用于测定唾液酸。[1]

應用

4,5-亚甲二氧基-1,2-苯二胺二盐酸盐已被用于衍生化唾液酸,从而通过毛细管液相色谱-电喷雾电离/串联质谱(CapLC-ESI-MS / MS)对唾液酸进行分析。[2][3]
用于测定α-酮酸的荧光试剂。

象形圖

Exclamation mark

訊號詞

Warning

危險聲明

危險分類

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

標靶器官

Respiratory system

儲存類別代碼

11 - Combustible Solids

水污染物質分類(WGK)

WGK 3

個人防護裝備

dust mask type N95 (US), Eyeshields, Gloves


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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Determination of sialic acids in immune system cells (coelomocytes) of sea urchin, Paracentrotus lividus, using capillary LC-ESI-MS/MS.
Izzetoglu S, et al.
Fish & Shellfish Immunology, 36, 181-186 (2014)
Determination of the type and quantity of sialic acid in the egg jelly coat of the sea urchin Paracentrotus lividus using capillary LC-ESI-MS/MS.
Yesilyurt B, et al.
Molecular Reproduction and Development, 82, 115-122 (2015)
Savaş İzzetoğlu et al.
Fish & shellfish immunology, 36(1), 181-186 (2013-11-13)
Coelomocytes are considered to be immune effectors of sea urchins. Coelomocytes are the freely circulating cells in the body fluid contained in echinoderm coelom and mediate the cellular defence responses to immune challenges by phagocytosis, encapsulation, cytotoxicity and the production
Capillary Electrophoresis of Carbohydrates (2010)
Xiaoxiao Guo et al.
The Analyst, 145(13), 4512-4521 (2020-05-16)
The polysialyltransferases (polySTs) catalyse the polymerisation of polysialic acid, which plays an important role in tumour metastasis. While assays are available to assess polyST enzyme activity, there is no methodology available specifically optimised for identification and quantitative evaluation of potential

商品

A significantly improved HPLC-fluorescence method for DMB-NANA and -NGNA, and application of this method to compare 2 candidate biosimilar therapeutic proteins to their respective RMs.

A significantly improved HPLC-fluorescence method for DMB-NANA and -NGNA, and application of this method to compare 2 candidate biosimilar therapeutic proteins to their respective RMs.

Questions

  1. When running on HPLC after labeling, which option should be chosen between D4784 4,5-Methylenedioxy-1,2-phenylenediamine dihydrochloride and 66807 4,5-Methylenedioxy-1,2-phenylenediamine dihydrochloride?

    1 answer
    1. Both D4784 ,5-Methylenedioxy-1,2-phenylenediamine dihydrochloride and 66807 4,5-Methylenedioxy-1,2-phenylenediamine dihydrochloride are not marketed as amino acid labeling products. D4784 has a purity of 98% as determined by HPLC, while 66807 has a purity of 97% according to HPLC analysis. Both products are essentially the same.

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