Results 61 to 70 of about 661 (149)

Conversion of Tomato Saponins to Pregnane Derivatives

Chemical and Pharmaceutical Bulletin, 2014
Here reports new conversions methods of tomato saponins, esculeoside A (1) and a mixture of esculeosides B-1 (2) and B-2 (3), (the latter two were obtained from tomato cans) into pregnane derivative (5) by an alkal treatment followed by acid treatment.
Nohara, Toshihiro, Manabe, Hideyuki, Fujiwara, Yukio, Ikeda, Tsuyoshi, Ono, Masateru, Murakami, Kotaro, Nakano, Daisuke, Kinjo, Junei, Kajimoto, Tetsuya   +8 more
openaire   +3 more sources

Pregnanes and pregnane glycosides from the roots of Apocynum venetum var. basikurumon (Apocynum. I).

Chemical and Pharmaceutical Bulletin, 1987
Three piscicidal pregnanes including two known defense substances of water beetles and four pregnane glycosides having the same aglycone as that of teikaside A were isolated from the roots of Apocynum venetum L. var.basikurumon HARA and their structures were determined.
ABE, FUMIKO, NAGAO, TSUNEATSU, MORI, YUJIRO, YAMAUCHI, TATSUO, SAIKI, YASUHISA   +4 more
openaire   +2 more sources

Neurosteroids and Postpartum Depression: The Mechanism, Efficacy, and Approval of Brexanolone and Zurzuvae. [PDF]

ACS Med Chem Lett, 2023
Kargbo RB.
europepmc   +1 more source

Editorial: Drug discovery from natural sources: Animal venoms, plants, bacteria and fungi. [PDF]

Front Mol Biosci, 2022
Kwok HF.
europepmc   +1 more source

Toward the Asymmetric de Novo Synthesis of Lanostanes: Construction of 7,11-Dideoxy-Δ⁵-lucidadone H. [PDF]

J Org Chem, 2022
Wai H, Micalizio GC.
europepmc   +1 more source

Neurosteroid enantiomers as potentially novel neurotherapeutics. [PDF]

Neurosci Biobehav Rev, 2023
Covey DF, Evers AS, Izumi Y, Maguire JL, Mennerick SJ, Zorumski CF.   +5 more
europepmc   +1 more source

Design of Bio-Absorbent Systems for the Removal of Hydrocarbons from Industrial Wastewater: Pilot-Plant Scale. [PDF]

Toxics, 2021
Silva-Castro GA, Rodríguez-Calvo A, Robledo-Mahón T, Aranda E, González-López J, Calvo C.   +5 more
europepmc   +1 more source

Obstetric violence across the maternal care continuum and its impact on women's perinatal mental health in low- and middle-income countries: a systematic review and meta-analysis protocol. [PDF]

BMJ Open
Mengesha MB, Kidanemariam Berhe A, Oyetunji TP, Teka H.   +3 more
europepmc   +1 more source

Correction: Mukavi et al. Antiprotozoal Aminosteroid Alkaloids from <i>Buxus obtusifolia</i> (Mildbr.) Hutch. <i>Molecules</i> 2025, <i>30</i>, 4558. [PDF]

Molecules
Mukavi JW, Cal M, Kaiser M, Mäser P, Kimani NM, Omosa LK, Schmidt TJ.   +6 more
europepmc   +1 more source

5β-Dihydrosteroids: Formation and Properties. [PDF]

Int J Mol Sci
Penning TM, Covey DF.
europepmc   +1 more source