Denatonium benzoate, Thermo Scientific Chemicals

Name: Denatonium benzoate, Thermo Scientific Chemicals
SKU: ALFJ61048.03

The bitterest compound known

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5 g

25 g

Catalog number ALFJ61048.03

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Chemical Identifiers

CAS3387-36-8

IUPAC Namedisodium [(2R,3S,4R,5R)-5-(2,4-dioxo-1,2,3,4-tetrahydropyrimidin-1-yl)-3,4-dihydroxyoxolan-2-yl]methyl phosphate

Molecular FormulaC9H11N2Na2O9P

InChI KeyKURVIXMFFSNONZ-IJRYJGAHNA-L

SMILES[Na+].[Na+].O[C@H]1[C@@H](O)[C@@H](O[C@@H]1COP([O-])([O-])=O)N1C=CC(=O)NC1=O

Specifications

Specification Sheet

Appearance (Color)White

Infrared spectrumConforms

UV spectrophotometry>=97.5 % (lambda max. 262 nm, pH 7)

Water=<26 % (K.F.)

Ratio of Absorbances0.71 to 0.77 (A250/A260)

The bitterest compound knownDenatonium benzoate is used as an alcohol denaturant and flavor in pharmaceuticals. It is also used in antifreeze, nail biting preventions, respirator mask fit-testing, animal repellents, liquid soaps and shampoos. Further, it is used in air care products. It acts as H1 antihistamine. In addition to this, it is used as a disinfectant.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
The bitterest compound knownDenatonium benzoate is used as an alcohol denaturant and flavor in pharmaceuticals. It is also used in antifreeze, nail biting preventions, respirator mask fit-testing, animal repellents, liquid soaps and shampoos. Further, it is used in air care products. It acts as H1 antihistamine. In addition to this, it is used as a disinfectant.

Solubility
Soluble in isopropyl alcohol, methanol. Slightly soluble in acetone. Insoluble in ether.

Notes
Incompatible with strong oxidizing agents. Moisture sensitive.

RUO – Research Use Only

General References:

Kwiatkowski, A.; Czerwicka, M.; Smulko, J.; Stepnowski, P. Detection of Denatonium Benzoate (Bitrex) Remnants in Noncommercial Alcoholic Beverages by Raman Spectroscopy. J. Forensic Sci. 2014, 59 (5), 1358-1363.
Firouzi, M. S.; Firouzi, M.; Nabian, M. H.; Zanjani, L. O.; Zadegan, S. A.; Kamrani, R. S.; Rahimi-Movaghar, V. The effects of picric acid (2,4,6-trinitrophenol) and a bite-deterrent chemical (denatonium benzoate) on autotomy in rats after peripheral nerve lesion. Lab anim 2015, 44 (4), 141-145.