Butylated Hydroxytoluene USP-NF 1KG Go Back


: 128-37-0

Molecular Formula

: C15H24O

Molecular Weight

: 220.35
Description: White, crystalline solid, having a faint characteristic odour.
Solubility: Freely soluble in alcohol, in chloroform and in ether. Insoluble in water & in propylene glycol.
Identification A (By IR): IR Spectra of the sample should be concomitant with IR spectra of standard
Identification B (by Chromatogram): The retention time of the BHT peak of the sample solution corresponds to that of the standard solution as obtained in the assay.The chromatographic profile of sample solution should exhibit only one major peak corresponding to the main compound.
Assay: 99.0%-101.5%
Residue on ignition: Not more than 0.002%
Organic impurities : p-Cresol or m- cresol: NMT 0.1%
Organic impurities : 3-tert-Butyl-4Hydroxyanisole (BHA): NMT 0.1%
Organic impurities: 3,5-Di-tert-butyl-4-hydroxybenzoic acid: NMT 0.1%
Organic impurities : 2-tert-Butyl-4-methylphenol or 2-tert-butyl-5-methylphenol: NMT 0.1%
Organic impurities : 3,5-Di-tert-butyl-4-hydroxybenzaldehyde: NMT 0.1%
Organic impurities : 4,6-Di-tert-butyl-m-cresol: NMT 0.1%
Organic impurities : 2,6-Di-tert-butyl-phenol: NMT 0.1%
Organic impurities : Any unspecified impurity: NMT 0.1%
Organic impurities : total impurities: NMT 0.7%
COA Product Catalogues Product Search Parenteral Applications
COA Product Catalogues Product Search Parenteral Applications