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Merck
CN

85429

芥子酸

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

别名:

3,5-二甲氧基-4-羟基肉桂酸, 4-羟基-3,5-二甲氧基肉桂酸, 白芥酸

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关于此项目

经验公式（希尔记法）:
C11H12O5
化学文摘社编号:
530-59-6
分子量:
224.21
UNSPSC Code:
23151817
NACRES:
NA.21
PubChem Substance ID:
329769377
EC Number:
208-487-3
Beilstein/REAXYS Number:
2699118
MDL number:
MFCD00004401
Assay:
≥99.0% (T)
Form:
powder

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InChI

1S/C11H12O5/c1-15-8-5-7(3-4-10(12)13)6-9(16-2)11(8)14/h3-6,14H,1-2H3,(H,12,13)/b4-3+

InChI key

PCMORTLOPMLEFB-ONEGZZNKSA-N

SMILES string

COc1cc(\C=C\C(O)=O)cc(OC)c1O

assay

≥99.0% (T)

form

powder

analyte chemical class(es)

dendrimers, fullerenes, peptides, proteins

technique(s)

MALDI-MS: suitable

color

slightly yellow

mp

~202 °C

solubility

dioxane: 1 g/10 mL at Hot, clear to slightly hazy (Very Faint Yellow to Dark Yellow and Very Faint Orange to Dark Orange)

cation traces

Ba: ≤5 mg/kg, Ca: ≤10 mg/kg, Cd: ≤5 mg/kg, Co: ≤5 mg/kg, Cr: ≤5 mg/kg, Cu: ≤5 mg/kg, Fe: ≤20 mg/kg, K: ≤50 mg/kg, Mg: ≤5 mg/kg, Mn: ≤5 mg/kg, Na: ≤50 mg/kg, Ni: ≤5 mg/kg, Pb: ≤5 mg/kg, Zn: ≤5 mg/kg

suitability

in accordance for UV test, suitable for matrix substance for MALDI-MS

Quality Level

100

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相关类别

General description

芥子酸是酚酸的一种类型从苯丙氨酸上脱去氨基，用苯丙氨酸解氨酶催化形成肉桂酸。羟基肉桂酸的前体是苯环羟基化后生成的。生成的前体之一是芥子酸。

Application

芥子酸适合作为高效液相色谱测定油菜籽提取物中芥子酸衍生物的酚性标准品， 10 g/L 的芥子酸溶剂溶液适合作为紫外激光解吸质谱法测定蛋白质的基质。也适用于作为 MALDI-TOFMS 和 MALDI-离子迁移-TOFMS 的基质，以测定组织中的磷脂。

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

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

target_organs

Respiratory system

存储类别

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

历史批次信息供参考:

分析证书(COA)

Lot/Batch Number
BCCP1810
BCCN6436
BCCN0041
BCCL5041
BCCH2416

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Shelley N Jackson et al.
Journal of the American Society for Mass Spectrometry, 16(2), 133-138 (2005-02-08)
After water, lipids are the most common biomolecules found in the brain (12%). A brief perusal of the physiology, anatomy, and pathophysiology of the brain illustrates the importance of lipids. Recent advances in mass spectrometry have allowed the direct probing
S.N. Singh
Climate Change and Crops, 249-249 (2009)
R C Beavis et al.
Rapid communications in mass spectrometry : RCM, 3(12), 432-435 (1989-12-01)
The paper reports the discovery of three new matrices for the matrix-assisted laser desorption of proteins. These new matrices (sinapinic, ferulic and caffeic acids) are cinnamic acid derivatives that have several practical advantages over the nicotinic acid matrices previously used.
Rabie Khattab et al.
Journal of the American Oil Chemists' Society, 87(2), 147-155 (2010-02-17)
A high-performance liquid chromatographic (HPLC) method with diode array detection (DAD) was used to determine the total phenolics, including sinapic acid derivatives in canola. Ten Western Canadian canola seeds, six other commodity canola seeds, their corresponding press cakes and meals
Urszula Gawlik-Dziki et al.
Journal of agricultural and food chemistry, 60(18), 4603-4612 (2012-04-17)
Phenolic acids profile and antioxidant activity of six diverse varieties of spelt are reported. Antioxidant activity was assessed using eight methods based on different mechanism of action. Phenolic acids composition of spelt differed significantly between varieties and ranged from 506.6
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