跳转至内容
Merck
CN
所有图片(2)

主要文件

查看所有文档

39319

Supelco

2,5-二羟基苯甲酸

matrix substance for MALDI-MS, ≥99.5% (HPLC), Ultra pure

别名:

2,5-DHBA, DHB, 氢醌羧酸, 龙胆酸

登录查看公司和协议定价
所有图片(2)

About This Item

线性分子式:
(HO)2C6H3CO2H
CAS号:
490-79-9
分子量:
154.12
Beilstein:
2209119
EC 号:
207-718-5
MDL编号:
MFCD00002460
UNSPSC代码:
41116105
PubChem化学物质编号:
329755840
NACRES:
NA.21

等级

matrix substance for MALDI-MS

质量水平

100

方案

≥99.5% (HPLC)

分析物功能类别

polymers

分析物化学类别

glycans, lipids, organic molecules, peptides, proteins

技术

MALDI-MS: suitable

mp

203-207 °C
204-208 °C (lit.)

溶解性

methanol: 10 mg/mL, clear

痕量阳离子

Al: ≤1 mg/kg
Ba: ≤1 mg/kg
Ca: ≤1 mg/kg
Cd: ≤1 mg/kg
Co: ≤1 mg/kg
Cr: ≤1 mg/kg
Cu: ≤1 mg/kg
Fe: ≤1 mg/kg
K: ≤1 mg/kg
Li: ≤1 mg/kg
Mg: ≤1 mg/kg
Mn: ≤1 mg/kg
Na: ≤1 mg/kg
Ni: ≤1 mg/kg
Pb: ≤1 mg/kg
Sr: ≤1 mg/kg
Zn: ≤1 mg/kg

SMILES字符串

OC(=O)c1cc(O)ccc1O

InChI

1S/C7H6O4/c8-4-1-2-6(9)5(3-4)7(10)11/h1-3,8-9H,(H,10,11)

InChI key

WXTMDXOMEHJXQO-UHFFFAOYSA-N

正在寻找类似产品? 访问 产品对比指南

相关类别

应用


  • Quantitative MALDI-MS and Imaging of Fungicide Pyrimethanil in Strawberries with 2-Nitrophloroglucinol as an Effective Matrix.: 本研究重点介绍了 2,5-二羟基苯甲酸 (DHB) 基质在 MALDI-MS 成像中的应用，该基质为农业样品中的杀菌剂的检测提供了更高的灵敏度。该研究展示了 DHB 在提高水果基质中农残定量和空间分辨率方面的作用，证明了其在食品安全和化学分析中的实用性 (Liang et al., 2024)。

  • A maize enzyme from the 2-oxoglutarate-dependent oxygenase family with unique kinetic properties, mediates resistance against pathogens and regulates senescence.: 本文利用 2,5-二羟基苯甲酸进行酶动力学研究，揭示了其在调节植物对病原体的防御机制中的关键作用。该研究深入探索了受 DHB 影响的生化途径，凸显了其在植物生物化学和抗性育种中的重要性 (Casati et al., 2024)。

  • Unveiling the distribution of free and bound phenolic acids, flavonoids, anthocyanins, and proanthocyanidins in pigmented and non-pigmented rice genotypes.: 这项综合分析采用 2,5-二羟基苯甲酸研究不同水稻品种中的酚含量，突出其在增强对健康有益化合物的检测方面的作用。本研究证明 DHB 适于在营养研究和作物质量评估中应用（Thulasinathan et al., 2024）。

  • Novel Small Molecule Matrix Screening for Simultaneous MALDI Mass Spectrometry Imaging of Multiple Lipids and Phytohormones.: 本研究利用 2,5-二羟基苯甲酸的化学性质，推出一种用于 MALDI-MS 成像的新型基质，增强了生物组织中脂质和植物激素的同时可视化，凸显了 DHB 在促进复杂生化分析方面的多用途性(Shi et al., 2024)。

  • 2-Hydroxy-5-nitro-3-(trifluoromethyl)pyridine as a Novel Matrix for Enhanced MALDI Imaging of Tissue Metabolites.: 本研究介绍了如何使用 DHB类基质改善代谢物的 MALDI 成像，为临床诊断和代谢研究提供更高的灵敏度和特异性。这些发现有助于 DHB 在分析化学中的更广泛应用(Wang et al., 2024).。

包装

无底玻璃瓶。内含物在插入的融合锥体内。

相关产品

产品编号
说明
价格

P2613

ProteoMass™ P14R MALDI-MS标准品, vial of 10 nmol

C8857

ProteoMass ™ 细胞色素 c MALDI-MS 标准品, vial of 10 nmol, (M+H+) 12,361.96 Da by calculation

C8982

α-氰基-4-羟基肉桂酸, suitable for MALDI-TOF MS

A8346

ProteoMass ™ ACTH 片段 18-39 MALDI-MS 标准品, vial of 10 nmol, monoisotopic mol wt 2,464.1989 Da

I6154

氧化胰岛素链 B 来源于牛胰腺, vial of 10 nmol

I6279

ProteoMass ™ 胰岛素MALDI-MS 标准品, vial of 10 nmol, monoisotopic mol wt 5,729.6087 Da

A8471

ProteoMass™ Albumin MALDI-MS Standard, vial of 10 nmol, average mol wt 66,429.09 Da by calculation

A9096

ProteoMass ™ 醛缩酶 MALDI-MS 标准品, vial of 10 nmol, average mol wt 39,211.28 Da by calculation

A8846

ProteoMass™ Angiotensin II MALDI-MS Standard, vial of 10 nmol

A8971

ProteoMass ™ MALDI-MS 标准品, vial of 10 nmol, (M+H+) 16,952.27 Da by calculation

B4181

ProteoMas ™缓激肽片段1-7 MALDI-MS 标准品, vial of 10 nmol, monoisotopic mol wt 756.3997 Da

MSCAL1

ProteoMass ™ 肽和 蛋白质 MALDI-MS 校准试剂盒, Peptide and Protein MALDI MS Calibration Standard

MSCAL2

ProteoMass™ 多肽MALDI-MS校准品套装, Peptide MALDI MS Calibration Standard

MSCAL3

ProteoMass™ 蛋白质MALDI-MS校准套装, Protein MALDI MS Calibration Standard

56197

3-羟基-2-吡啶甲酸, matrix substance for MALDI-MS, ≥99.0% (HPLC)

54793

2-（4-羟基苯偶氮）苯甲酸, matrix substance for MALDI-MS, ≥99.5%

85429

芥子酸, matrix substance for MALDI-MS, ≥99.0% (T)

03565

MALDI验证集聚苯乙烯 Mp ~700 - 70 000, certified reference material

37468

2′,6′-二羟基苯乙酮, matrix substance for MALDI-MS, ≥99.5%

91928

2,4,6-三羟基苯乙酮 一水合物, matrix substance for MALDI-MS, ≥99.5%

03597

GPC 标准品套装 PS、PMMA、PDMS、PEG 和 PSS Mp 5′000-20′000，符合 DIN 认证。

87884

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)

60018

咖啡酸, matrix substance for MALDI-MS, ≥99.0% (HPLC)

29208

(N-琥珀酰亚胺基氧代羰基甲基)三(2,4,6-三甲氧苯基)溴化膦, for protein sequence analysis (by MALDI-MS), ≥98.5%

46278

反式-阿魏酸, matrix substance for MALDI-MS, ≥99.0% (HPLC)

85707

2,5-二羟基苯甲酸, matrix substance for MALDI-MS, >99.0% (HPLC)

70990

α-氰基-4-羟基肉桂酸, matrix substance for MALDI-MS, ≥99.0% (HPLC)

N3786

α (2→3,6,8,9) 神经氨酸酶 来源于产脲节杆菌, Proteomics Grade, suitable for MALDI-TOF MS

39468

α-氰基-4-羟基肉桂酸, matrix substance for MALDI-MS, Ultra pure

49508

芥子酸, matrix substance for MALDI-MS, ≥99.5%, Ultra pure

50862

Super-DHB, suitable for matrix substance for MALDI-MS, ≥99.0%

02241

2′,3′-二脱氧胞苷 5′-三磷酸 钠盐 溶液, suitable for MALDI-MS, ≥98.0% (HPLC)

42597

3′-脱氧胸苷 5′-三磷酸 钠盐 溶液, BioChemika, puriss. p.a., suitable for MALDI-MS, ≥98.0% (HPLC)

MS0100

ProteoMass™ Guanidination Kit, For improving MALDI-MS sensitivity and peptide sequence coverage

MSCAL4

ProteoMass™MALDI 校准套装, MALDI MS Calibration Standard

92817

9-氨基吖啶, matrix substance for MALDI-MS, ≥99.5% (HPLC)

56451

1,5-二氨基萘, matrix substance for MALDI-MS, ≥99.0% (HPLC)

50757

Micro-Array for Mass Spectrometry (MAMS), for single cell analysis

94141

4-Chloro-α-cyanocinnamic acid, matrix substance for MALDI-MS, ≥95.0% (HPLC)

89063

4-溴-α-氰基氨基甲酸, matrix substance for MALDI-MS, ≥95.0% (HPLC)

77081

α-Cyano-4-fluorocinnamic acid, matrix substance for MALDI-MS, ≥95.0% (HPLC)

38419

α-Cyano-2,3,4,5,6-pentafluorocinnamic acid, matrix substance for MALDI-MS, ≥95.0% (HPLC)

39379

4-Chloro-α-cyanocinnamic acid - α-Cyano-2,4-difluorocinnamic acid mixture, matrix substance for MALDI-MS, ≥95.0% (sum of both components, HPLC)

68914

4-Bromo-α-cyanocinnamic acid - 4-Chloro-α-cyanocinnamic acid mixture, matrix substance for MALDI-MS, ≥95.0% (sum of both components, HPLC)

05851

4-氨基喹哪啶, matrix substance for MALDI-MS, ≥99.0% (HPLC)

78246

姜黄素, matrix substance for MALDI-MS, ≥99.5% (HPLC)

04973

Micro-Array for Mass Spectrometry (MAMS), for quantitative MALDI

94477

(E)-2-Cyano-3-(2-naphthyl)acrylic acid, matrix substance for MALDI-MS, ≥98.0% (HPLC)

83788

（2E）-3-（9-蒽基）-2-氰基丙烯酸, matrix substance for MALDI-MS, ≥97.0% (HPLC)

76884

2-氨基苯甲酰胺, matrix substance for MALDI-MS, ≥99.0% (HPLC)

56229

9-硝基蒽, matrix substance for MALDI-MS, ≥98.5% (HPLC)

PFS11

SpheriCal™ Mix, Peptide Low, suitable for MALDI-MS

PFS31

SpheriCal™ Aqua, Peptide Medium, suitable for MALDI-MS

PFS32

SpheriCal™ Aqua, Peptide High, suitable for MALDI-MS

PFS20

SpheriCal™ Neat, Peptide Low, suitable for MALDI-MS

PFS21

SpheriCal™ Neat, Peptide Medium, suitable for MALDI-MS

PFS22

SpheriCal™ Neat, Peptide High, suitable for MALDI-MS

PFS23

SpheriCal™ Neat, Protein Low, suitable for MALDI-MS

PFS30

SpheriCal™ Aqua, Peptide Low, suitable for MALDI-MS

69028

4-Phenyl-α-cyanocinnamamide, matrix substance for MALDI-MS, ≥98.5% (HPLC)

900666

Bruker 标准溶剂, suitable for MALDI-MS, 50% ACN + 47.5% H2O + 2.5% TFA

象形图

Exclamation mark
GHS07

警示用语：

Warning

危险声明

H302

危险分类

Acute Tox. 4 Oral

储存分类代码

11 - Combustible Solids

WGK

WGK 3

个人防护装备

dust mask type N95 (US), Eyeshields, Gloves

历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

抱歉，我们目前尚未线上提供该产品的COA。

如需帮助，请联系 客户支持

已有该产品？

在文件库中查找您最近购买产品的文档。

访问文档库

V. K. Ahluwalia
Intermediates for Organic Synthesis, 78-79 (2005)
Ya-Shiuan Lin et al.
Analytical chemistry, 74(22), 5793-5798 (2002-12-05)
This work presents a novel method for direct desorption/ ionization of analytes from sol-gel-derived film. 2,5-Dihydroxy benzoic acid (DHB), a common MALDI matrix, was incorporated into a sol-gel polymeric structure. The sol-gel-derived DHB thin film can assist the mass analysis
B E Cham et al.
Clinical chemistry, 26(1), 111-114 (1980-01-01)
We have developed a specific and sensitive method for the determination of salicylic acid, salicyluric acid, and gentisic acid in urine. Any proteins present are precipitated with methyl cyanide. After centrifugation, an aliquot of the supernate is directly injected into
Mandana Hunter et al.
Journal of neurochemistry, 146(5), 613-630 (2018-05-29)
The human subventricular zone (SVZ) has a defined cytological and neurochemical architecture, with four constituent laminae that act in concert to support its neurogenic activity. Lipidomic specialisation has previously been demonstrated in the neurologically normal human SVZ, with enrichment of
F Bochner et al.
Clinical pharmacology and therapeutics, 30(2), 266-275 (1981-08-01)
Single oral doses of aspirin (ASA, 1,500 mg), sodium salicylate (NaSA, 1,500 mg, 1,200 mg), and salicyluric acid (SUA, 500 mg) were given to five subjects. Serial plasma and urine samples were collected for 24 hr (plasma) and up to
查看所有相关文献

商品

Ultra-Pure MALDI Matrices

One of the most important aspects of our ultra-pure MALDI matrix substances is their ability to dissolve rapidly and completely; a brief vortex mixing is typically sufficient.

我们的科学家团队拥有各种研究领域经验，包括生命科学、材料科学、化学合成、色谱、分析及许多其他领域.

联系技术服务部门