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Sigma-Aldrich

Butyl 4-hydroxybenzoate

≥99.0% (GC)

Synonym(s):

p-Hydroxybenzoic acid n-butyl ester, Butyl paraben

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About This Item

Linear Formula:
HOC6H4CO2(CH2)3CH3
CAS Number:
94-26-8
Molecular Weight:
194.23
Beilstein:
1103741
EC Number:
202-318-7
MDL number:
MFCD00016478
UNSPSC Code:
12352100
PubChem Substance ID:
57651472
NACRES:
NA.22

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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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.

Pictograms

Corrosion
GHS05

Signal Word

Danger

Hazard Statements

H315,H318

Hazard Classifications

Eye Dam. 1 - Skin Irrit. 2

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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