Skip to Content
MilliporeSigma
All Photos(2)

Key Documents

715077

Sigma-Aldrich

Isobutyl 4-hydroxybenzoate

97%

Synonym(s):

2-Methylpropyl 4-hydroxybenzoate, Isobutylparaben

Sign Into View Organizational & Contract Pricing


About This Item

Empirical Formula (Hill Notation):
C11H14O3
CAS Number:
Molecular Weight:
194.23
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

Quality Level

assay

97%

form

solid

mp

75-80 °C

SMILES string

CC(C)COC(=O)c1ccc(O)cc1

InChI

1S/C11H14O3/c1-8(2)7-14-11(13)9-3-5-10(12)6-4-9/h3-6,8,12H,7H2,1-2H3

InChI key

XPJVKCRENWUEJH-UHFFFAOYSA-N

Looking for similar products? Visit Product Comparison Guide

Application

Isobutyl 4-hydroxybenzoate can be used to synthesize lipophilic alkyl parabens as additives for foods and flavor ingredients. It is also commonly used as a preservative in cosmetic products.

Disclaimer

The product is not intended for use as a biocide under global biocide regulations, including but not limited to US EPA′s Federal Insecticide Fungicide and Rodenticide Act, European Biocidal Products Regulation, Canada’s Pest Management Regulatory Agency, Turkey’s Biocidal Products Regulation, Korea’s Consumer Chemical Products and Biocide Safety Management Act (K-BPR) and others.

pictograms

Corrosion

signalword

Danger

hcodes

Hazard Classifications

Eye Dam. 1 - Skin Irrit. 2

Storage Class

13 - Non Combustible Solids

wgk_germany

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable


Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Preparation of lipophilic alkyl (hydroxy) benzoates by solvent-free lipase-catalyzed esterification and transesterification.
Vosmann K, et al.
Applied Microbiology and Biotechnology, 80(1), 29-36 (2008)
Simultaneous determination of 21 preservatives in cosmetics by ultra performance liquid chromatography.
Wu T, et al.
International Journal of Cosmetic Science, 30(5), 367-372 (2008)
Joanna Jurewicz et al.
Journal of occupational and environmental medicine, 59(11), 1034-1040 (2017-07-12)
The aim of this study was to evaluate the association between environmental exposure to parabens and semen quality parameters [main semen parameters, computer-aided semen analysis (CASA parameters], sperm chromatin structure, and the level of reproductive hormones in men [follicle-stimulating hormone
Juan Ignacio Cacho et al.
Talanta, 146, 568-574 (2015-12-24)
A new procedure for the introduction of ionic liquid samples in gas chromatography (GC) is proposed. This procedure, based on microvial insert thermal desorption, allows the direct analysis of the compounds preconcentrated by ionic liquid based liquid-liquid microextraction (IL-LLME) using
Hui Wang et al.
Nucleic acids research, 43(14), e91-e91 (2015-05-07)
Synthetic biology has significantly advanced the rational design of trigger-inducible gene switches that program cellular behavior in a reliable and predictable manner. Capitalizing on genetic componentry, including the repressor PmeR and its cognate operator OPmeR, that has evolved in Pseudomonas

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service