(4S)-4-Hydroxy-L-isoleucine is a non-proteinogenic amino acid extracted from fenugreek (Trigonella foenum-graecum) seeds, recognized as a highly effective hypoglycemic and antidiabetic component.

Berbamine hydrochloride is an alkaloid with demonstrated biological activities in elevating white blood cell count, antiarrhythmia, and immunomodulation.

Hecogenin serves as a key pharmaceutical intermediate in the synthesis of various steroid hormones, such as corticosteroids and sex hormones.

2,6-Dimethoxybenzoic acid is primarily used as an organic synthetic intermediate in pharmaceuticals and agrochemicals, particularly as a key starting material for the synthesis of certain high-potency penicillin drugs.

Yohimbine hydrochloride is an α-2 adrenergic receptor antagonist, primarily investigated for the treatment of erectile dysfunction, and possesses additional effects such as local anesthesia and blood pressure elevation.

Royal jelly acid (10-hydroxy-2-decenoic acid) is utilized in the pharmaceutical field primarily as a natural component with demonstrated antibacterial, anti-inflammatory, immunomodulatory, and tissue regeneration-promoting activities. It is commonly employed in research and development for adjunctive therapies targeting skin injuries, ulcers, and immune-related disorders.

4-Hydroxy-3-methoxyacetophenone (also known as 4'-Hydroxy-3'-methoxyacetophenone or Apocynin) is commonly used in organic synthesis, pharmaceutical intermediates, and the fragrance industry.

Acacetin (a flavonoid compound) is a natural product with anti-inflammatory, antioxidant, and neuroprotective activities, commonly used in pharmaceutical research and functional ingredient development.

Hecogenin acetate, a steroidal saponin compound, is primarily employed as a key intermediate in the synthesis of steroid hormone drugs such as cortisone and betamethasone.

7 α-Hydroxycholesterol is a key metabolic precursor in the conversion of cholesterol to bile acids in animals. It is primarily catalyzed by cholesterol 7α-hydroxylase (CYP7A1) and constitutes the rate-limiting step in bile acid synthesis.

Halofuginone hydrobromide, a derivative of the febrifugine extracted from the traditional Chinese medicine Dichroa febrifuga (Chang Shan), primarily exhibits significant antifibrotic, immunomodulatory (particularly inhibiting Th17 cell differentiation), and antitumor activities in the medical field. Its clinical indications are expanding beyond antimalarial use to include research in the treatment of scleroderma, hepatic fibrosis, atherosclerosis, and certain solid tumors.

Quinidine is a natural alkaloid primarily employed as an antiarrhythmic agent. In the pharmaceutical industry, it also serves as a key intermediate in the synthesis of other chiral drugs or derivatives, and is utilized as a reference standard in ion channel research.

Cinchonine, a quinoline-type alkaloid extracted from cinchona bark, primarily exhibits antimalarial and antipyretic biological activities, with recent studies indicating its ability to promote tumor cell apoptosis. As both an antimalarial agent and a catalyst in asymmetric synthesis, this compound is widely utilized in pharmaceuticals and organic synthesis, often employed in the preparation of antitumor drugs.

(1R,2S,4R)-bornyl acetate is a natural ester compound with a distinct pine-like aroma, primarily used as a fragrance fixative and food additive. It exhibits biological activities such as antibacterial, anti-inflammatory, and local analgesic effects. In the pharmaceutical field, it is often employed as an intermediate in the synthesis of camphor derivatives or other terpenoid drugs.

Pteroic acid serves as the core structural component of folic acid, primarily utilized as a pharmaceutical intermediate for synthesizing folic acid derivatives and researching antagonists of specific toxins.

Anethole is a natural phenylpropanoid compound with an anise-like aroma, exhibiting biological activities such as antibacterial, anti-inflammatory, antitussive, and antiasthmatic effects. In the pharmaceutical field, it serves as a key intermediate for the synthesis of various drugs, including estrogens and antitussive agents.