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Merck
CN

777161

11-Hydroxyundecylphosphonic acid

≥95% (GC)

Synonym(s):

P-(11-Hydroxyundecyl)phosphonic acid

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About This Item

Empirical Formula (Hill Notation):
C11H25O4P
CAS Number:
Molecular Weight:
252.29
NACRES:
NA.23
PubChem Substance ID:
UNSPSC Code:
12352103
MDL number:
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Quality Segment

assay

≥95% (GC)

form

powder

mp

107-111 °C

SMILES string

OCCCCCCCCCCCP(O)(O)=O

InChI

1S/C11H25O4P/c12-10-8-6-4-2-1-3-5-7-9-11-16(13,14)15/h12H,1-11H2,(H2,13,14,15)

InChI key

PPCDEFQVKBXBPS-UHFFFAOYSA-N

General description

11-Hydroxyundecylphosphonic acid (HUPA) is an alkyl phosphonic acid that forms a self-assembled monolayer (SAM) on a variety of metal oxides and metal surfaces. It forms a hydroxyl terminated SAM that provides a physiological stability and controls the surface density of the coating.

Application

An organophosphonate surface modifier for label-free and low-cost biosensing applications;
Organophosphonic acid self-assembled monolayers (SAMs);
A hydroxyalkylphosphonate monolayer used to covalently bind primary amine groups in protein domains using chloroformate-derived crosslinking
HUPA is mainly used as a spacer/linker that forms a SAM on titanium oxide (TiO2) surfaces to immobilize the surface atoms for the formation of biocompatible materials for biomedical applications. It can also be used to functionalize the silicon-photonic resonators for biosensing applications.


Pictograms

Exclamation mark

Signal Word

Warning

Hazard Codes

Hazard Classifications

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

Target Organs

Respiratory system

Storage Class

11 - Combustible Solids

WGK

WGK 3

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable



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