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![反式-2-[3-(4-叔丁基苯基)-2-甲基-2-亚丙烯基]丙二腈 matrix substance for MALDI-MS, ≥99.0% (HPLC)](/deepweb/assets/sigmaaldrich/product/structures/249/587/f8021369-f65a-413d-887d-3c8a4d2a248f/640/f8021369-f65a-413d-887d-3c8a4d2a248f.png)
等级
matrix substance for MALDI-MS
质量水平
方案
≥99.5% (HPLC)
≥99.5%
分析物功能类别
polymers
分析物化学类别
glycans, peptides, proteins
技术
MALDI-MS: suitable
mp
204-208 °C (lit.)
204-208 °C
溶解性
ethanol: 20 mg/mL, clear
痕量阳离子
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
吸附
≥2000 at 337 nm (mol. absorption)
SMILES字符串
Oc1ccc(cc1)\N=N\c2ccccc2C(O)=O
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+
InChI key
DWQOTEPNRWVUDA-CCEZHUSRSA-N
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一般描述
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。
相关产品
产品编号
说明
价格
储存分类代码
11 - Combustible Solids
WGK
WGK 3
闪点(°F)
Not applicable
闪点(°C)
Not applicable
个人防护装备
dust mask type N95 (US), Eyeshields, Gloves
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.
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)
Juha A E Määttä et al.
Chembiochem : a European journal of chemical biology, 9(7), 1124-1135 (2008-04-03)
Chicken avidin is a key component used in a wide variety of biotechnological applications. Here we present a circularly permuted avidin (cpAvd4-->3) that lacks the loop between beta-strands 3 and 4. Importantly, the deletion of the loop has a positive
Kai Qi et al.
Journal of the American Chemical Society, 126(21), 6599-6607 (2004-05-27)
Shell cross-linked nanoparticles (SCKs) presenting surface- and bioavailable biotin functional groups were synthesized via a mixed micelle methodology, whereby co-micellization of chain terminal biotinylated poly(acrylic acid)-b-poly(methyl acrylate) (PAA-b-PMA) and nonbiotinylated PAA-b-PMA were cross-linked in an intramicellar fashion within the shell
M A Domin et al.
Rapid communications in mass spectrometry : RCM, 13(4), 222-226 (1999-03-31)
The ability to rapidly identify the taxonomic class of the wide variety of microorganisms involved in human and animal disease is becoming increasingly important, especially with the increasing development of resistance to the antibiotics which form the main defence against
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