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8.51071

Sigma-Aldrich

Mca-OH

Novabiochem®

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Synonym(s):
Mca-OH, 7-Methoxycoumarin-4-acetic acid
Empirical Formula (Hill Notation):
C12H10O5
CAS Number:
Molecular Weight:
234.20
MDL number:
UNSPSC Code:
12352005
NACRES:
NA.22

Quality Level

product line

Novabiochem®

Assay

≥95% (TLC)
≥95.0% (HPLC)

form

powder

reaction suitability

reagent type: fluorescent-labelling reagent

manufacturer/tradename

Novabiochem®

application(s)

peptide synthesis

storage temp.

2-8°C

InChI

1S/C12H10O5/c1-16-8-2-3-9-7(4-11(13)14)5-12(15)17-10(9)6-8/h2-3,5-6H,4H2,1H3,(H,13,14)

InChI key

ZEKAXIFHLIITGV-UHFFFAOYSA-N

General description

7-Methoxycoumarin (Mca) fluoresces at 405 nm when stimulated at 340 nm, and is most commonly used in conjunction with 2,4-dinitrophenyl quenching group.

Associated Protocols and Technical Articles
Chromogenic Labeling of Synthetic Peptides

Linkage

Replaces: 01-63-0111

Analysis Note

Color (visual): white to slight yellow to beige
Appearance of substance (visual): powder
Identity (IR): passes test
Purity (TLC(CMA1)): ≥ 95 %
Assay (HPLC, area%): ≥ 95.0 % (a/a)

To see the solvent systems used for TLC of Novabiochem® products please click here.

Legal Information

Novabiochem is a registered trademark of Merck KGaA, Darmstadt, Germany

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Regulatory Information

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