8.51071

Mca-OH

Novabiochem^®

• Synonym(s): Mca-OH, 7-Methoxycoumarin-4-acetic acid
• Empirical Formula (Hill Notation): C₁₂H₁₀O₅
• CAS Number: 62935-72-2
• Molecular Weight: 234.20
• MDL number: MFCD00009774
• UNSPSC Code: 12352005

Properties

• Quality Level: 200
• 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

Description

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

Safety Information

• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 3