Butyl Alcohol (n-Butyl alcohol) USP-NF 2LT Go Back


: 71-36-3

Molecular Formula

: CH3(CH2)3OH

Molecular Weight

: 74.12
Description: Clear, colourless, mobile liquid, having a characteristic, penetrating vinous odor.
Solubility: Soluble in water. Miscible with alcohol, with ether, and with many other organic solvents.
Identification A (By IR): IR spectra of the sample should be concomitant with reference spectrum
Identification B (By GC Chromatogram): The retention time of the major peak from the sample solution corresponds to the 1-butanol peak from the system suitability solution as obtained in the assay
Assay (By GC): NLT 99.5%
Butyraldehyde: NMT 0.1%
2-Butanol: NMT 0.1%
Isobutyl alcohol (2-Methyl-1-propanol): NMT 0.1%
Butyl ether: NMT 0.2%
Acidity: NMT 2.5 mL of 0.02N of alcoholic potassium hydroxide should consume
Water (By KF): NMT 0.1%
Limit of Non-volatile residue: NMT 0.004%
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