All Photos(1)

54680

Sigma-Aldrich

Butyl 4-hydroxybenzoate

≥99.0% (GC)

Synonym(s):
p-Hydroxybenzoic acid n-butyl ester, Butyl paraben, SPF
Linear Formula:
HOC6H4CO2(CH2)3CH3
CAS Number:
Molecular Weight:
194.23
Beilstein:
1103741
EC Number:
MDL number:
PubChem Substance ID:

Quality Level

assay

≥99.0% (GC)

bp

156-157 °C/3.5 mmHg (lit.)

mp

67-70 °C (lit.)
68-70 °C

SMILES string

CCCCOC(=O)c1ccc(O)cc1

InChI

1S/C11H14O3/c1-2-3-8-14-11(13)9-4-6-10(12)7-5-9/h4-7,12H,2-3,8H2,1H3

InChI key

QFOHBWFCKVYLES-UHFFFAOYSA-N

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Related Categories

Application

Butyl 4-hydroxybenzoate can be used to synthesize 4-[(9-oxoxanthen-3-yl)-carbonyloxy]benzoate by reacting with 2-phenoxyterephthaloyl dichloride in hot pyridine.

Packaging

50, 250 g in poly bottle
1 kg in poly bottle

Pictograms

Corrosion

Signal Word

Danger

Hazard Statements

Hazard Classifications

Eye Dam. 1 - Skin Irrit. 2

Storage Class Code

11 - Combustible Solids

WGK Germany

WGK 1

Personal Protective Equipment

dust mask type N95 (US),Eyeshields,Gloves

Certificate of Analysis

Certificate of Origin

3-(4-Butoxycarbonylphenyloxycarbonyl)-xanthen-9-one.
Centore, R, et al.
Acta Crystallographica Section C, Crystal Structure Communications, 51(6), 1211-1213 (1995)
Guoyuan Wen et al.
The Journal of general virology, 96(Pt 6), 1219-1228 (2015-01-30)
Thermostable Newcastle disease virus (NDV) vaccines have been used widely to control Newcastle disease for village poultry flocks, due to their independence of cold chains for delivery and storage. To explore the potential use of thermostable NDV as a vaccine...
Caroline Stremnitzer et al.
The Journal of investigative dermatology, 135(7), 1790-1800 (2015-02-24)
Papain is commonly used in food, pharmaceutical, textile, and cosmetic industries and is known to induce occupational allergic asthma. We have previously shown that the papain-like cysteine protease Dermatophagoides pteronyssinus 1 from house dust mite exhibits percutaneous sensitization potential. We...
A Beltran et al.
Analytica chimica acta, 677(1), 72-78 (2010-09-21)
In this paper we describe the synthesis, characterisation and use of two distinct molecularly imprinted polymers (MIPs) prepared using esters of p-hydroxybenzoic acid (parabens) as templates: one MIP was synthesised by precipitation polymerisation using a semi-covalent molecularly imprinting strategy with...
Anna Viridén et al.
European journal of pharmaceutics and biopharmaceutics : official journal of Arbeitsgemeinschaft fur Pharmazeutische Verfahrenstechnik e.V, 77(1), 99-110 (2010-11-18)
This study investigates the effect of the chemical heterogeneity of hydroxypropyl methylcellulose (HPMC) on the release of model drug substances from hydrophilic matrix tablets. The hypothesis was that the release of drug substances could be influenced by possible interactions with...

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