The proportions of methyl chenodeoxycholate and methyl deoxycholate in a mixture could be readily estimated by an investigation of the infra-red spectra of solutions in carbon disulphide.

State Key Laboratory of Materials-Oriented Chemical Engineering, College of Chemical Engineering, Nanjing Tech University, Nanjing 211816, PR China ...

Department of Chemical Engineering, Stellenbosch University, Private Bag X1, Matieland 7602, South Africa ...

This assay was used to guide the fractionation of this extract and allowed the isolation of four compounds: the new naphthoquinone eleutherinone[8-methoxy-1-methyl-1,3-dihydro-naphtho(2,3-c)furan-4,9 ...

However, thirty-four compounds were identified for the first time in this work on avocado pulp. Among them some important compounds from fruity/floral/sweet aroma standpoint are: ...