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70990

α-氰基-4-羟基肉桂酸

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

别名:

α-CCA, α-CHCA, α-氰基, 4-HCCA, ACCA

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关于此项目

线性分子式:
HOC6H4CH=C(CN)CO2H
化学文摘社编号:
28166-41-8
分子量:
189.17
UNSPSC Code:
41115710
NACRES:
NA.21
PubChem Substance ID:
329762519
EC Number:
248-879-1
Beilstein/REAXYS Number:
3271427
MDL number:
MFCD00004204
Assay:
≥99.0% (HPLC)
Form:
solid
Quality level:
100
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Quality Level

100

assay

≥99.0% (HPLC)

form

solid

analyte chemical class(es)

glycans, peptides, proteins

technique(s)

MALDI-MS: suitable

mp

245-250 °C

solubility

methanol: 10 mg/mL, clear

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, K: ≤5 mg/kg, Mg: ≤5 mg/kg, Mn: ≤5 mg/kg, Na: ≤10 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

SMILES string

OC(=O)\C(=C\c1ccc(O)cc1)C#N

InChI

1S/C10H7NO3/c11-6-8(10(13)14)5-7-1-3-9(12)4-2-7/h1-5,12H,(H,13,14)/b8-5+

InChI key

AFVLVVWMAFSXCK-VMPITWQZSA-N

General description

α-氰基-4-羟基肉桂酸（α-CHCA）广泛用作基质，以促进基质辅助激光解吸/电离（MALDI）飞行时间（TOF）质谱仪中肽和蛋白的电离。

Application

α-CHCA用作改善MALDI-TOF上低浓度蛋白消化物检测的基质。

Other Notes

蛋白质组学中MALDI-MS（基质辅助激光解吸电离质谱）肽分析用基质。

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pictograms

Exclamation mark
GHS07

signalword

Warning

hcodes

H317

Hazard Classifications

Skin Sens. 1B

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
BCCG3811
BCCC8081
BCBZ5249
BCBV7481
BCBQ6945V

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S.D. Patterson, V. Katta
Analytical Chemistry, 66, 3729-3729 (1994)
J Gobom et al.
Analytical chemistry, 73(3), 434-438 (2001-02-24)
We present a new MALD1 sample preparation technique for peptide analysis using the matrix alpha-cyano-4-hydroxy-cinnamic acid (CHCA) and prestructured sample supports. The preparation integrates sample purification, based on the affinity of microcrystalline CHCA for peptides, thereby simplifying the analysis of
Xiangping Zhu et al.
Journal of biomolecular techniques : JBT, 14(4), 298-307 (2004-01-13)
Alpha-cyano-4-hydroxycinnamic acid (alpha-CHCA) as a matrix facilitates the ionization of proteins and peptides in a matrix-assisted laser desorption/ionization (MALDI) time-of-flight (TOF) mass spectrometer. The matrix itself also ionizes and so do its sodium and potassium adducts. Matrix clusters and metal
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全球贸易项目编号

货号GTIN
70990-1G-F04061832843384
70990-250MG-F04061832843513