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Merck
CN

54793

2-（4-羟基苯偶氮）苯甲酸

suitable for matrix substance for MALDI-MS, ≥99.5%

别名:

2-(4′-羟基苯偶氮)苯甲酸, 4′-羟基偶氮苯-2-羧酸, HABA, HBABA

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关于此项目

线性分子式:
HOC6H4N=NC6H4CO2H
化学文摘社编号:
1634-82-8
分子量:
242.23
EC Number:
216-655-2
UNSPSC Code:
12352200
PubChem Substance ID:
329758061
Beilstein/REAXYS Number:
1842696
MDL number:
MFCD00002428
Assay:
≥99.5% (HPLC), ≥99.5%

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InChI key

DWQOTEPNRWVUDA-CCEZHUSRSA-N

InChI

1S/C13H10N2O3/c16-10-7-5-9(6-8-10)14-15-12-4-2-1-3-11(12)13(17)18/h1-8,16H,(H,17,18)/b15-14+

SMILES string

Oc1ccc(cc1)\N=N\c2ccccc2C(O)=O

assay

≥99.5% (HPLC), ≥99.5%

analyte functional class(es)

polymers

analyte chemical class(es)

glycans, peptides, proteins

technique(s)

MALDI-MS: suitable

Quality Level

100

solubility

ethanol: 20 mg/mL, clear

cation traces

Ca: ≤10 mg/kg, Cd: ≤5 mg/kg, Co: ≤5 mg/kg, Cr: ≤5 mg/kg, Cu: ≤5 mg/kg, Fe: ≤50 mg/kg, K: ≤50 mg/kg, Mg: ≤5 mg/kg, Mn: ≤5 mg/kg, Na: ≤100 mg/kg, Ni: ≤5 mg/kg, Pb: ≤5 mg/kg, Zn: ≤5 mg/kg

absorption

≥2000 at 337 nm (mol. absorption)

suitability

suitable for matrix substance for MALDI-MS

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General description

2-（4-羟基苯偶氮）苯甲酸 (HABA)，可用于蛋白质、多肽和糖蛋白的解吸，从而使其非常有利于基质辅助激光解吸电离质谱法。

存储类别

11 - Combustible Solids

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

pictograms

Exclamation mark
GHS07

signalword

Warning

hcodes

H315,H319

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2

历史批次信息供参考:

分析证书(COA)

Lot/Batch Number
BCBV7548

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Matrix-assisted laser desorption ionization mass spectrometry with 2-(4-hydroxyphenylazo) benzoic acid matrix.
Juhasz, Peter, Catherine E. Costello, and Klaus Biemann.
Journal of the American Society For Mass Spectrometry, 4 (5), 399-409 (1993)
K J Welham et al.
Rapid communications in mass spectrometry : RCM, 12(4), 176-180 (1998-03-11)
A variety of gram-positive and gram-negative intact bacterial cells have been analysed by matrix-assisted laser desorption/ionization mass spectrometry (MALDI-MS) and shown to provide fingerprint mass spectra with discrete peaks being observed over the mass range from 3 to 40 kDa.
Ting Deng et al.
Biosensors & bioelectronics, 21(8), 1545-1552 (2005-08-09)
A quartz crystal microbalance (QCM) sensor was proposed for the detection of small molecule biotin based on the mixed self-assembled monolayer (SAM) of thiols on gold substrate and the bioaffinity difference between an analyte (biotin) and an analogue compound (HABA)
Kenneth Kam-Wing Lo et al.
Chemistry (Weinheim an der Bergstrasse, Germany), 12(5), 1500-1512 (2005-11-24)
Six luminescent cyclometalated iridium(III)-dipyridoquinoxaline and -dipyridophenazine complexes [Ir(ppy)2(N-N)](PF6) (Hppy = 2-phenylpyridine; N-N = dipyrido[3,2-f:2',3'-h]quinoxaline, dpq (1); 2-n-butylamidodipyrido[3,2-f:2',3'-h]quinoxaline, dpqa (2); 2-((2-biotinamido)ethyl)amidodipyrido[3,2-f:2',3'-h]quinoxaline, dpqB (3); dipyrido[3,2-a:2',3'-c]phenazine, dppz (4); benzo[i]dipyrido[3,2-a:2',3'-c]phenazine, dppn (5); 11-((2-biotinamido)ethyl)amidodipyrido[3,2-a:2',3'-c]phenazine, dppzB (6)) have been designed as luminescent intercalators for DNA and
Kenneth Kam-Wing Lo et al.
Inorganic chemistry, 43(17), 5275-5282 (2004-08-18)
Two luminescent ruthenium(II) polypyridine complexes containing a biotin moiety [Ru(bpy)(2)(L1)](PF(6))(2) (1) and [Ru(bpy)(2)(L2)](PF(6))(2) (2) (bpy = 2,2'-bipyridine; L1 = 4-(N-((2-biotinamido)ethyl)amido)-4'-methyl-2,2'-bipyridine; L2 = 4-(N-((6-biotinamido)hexyl)amido)-4'-methyl-2,2'-bipyridine) have been synthesized and characterized, and their photophysical and electrochemical properties have been studied. Upon photoexcitation, complexes
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