Isopulegol is a naturally occurring monoterpenoid alcohol, serving as a key chemical intermediate in the synthesis of active pharmaceutical ingredients like menthol and high-value fragrances, with potential biological activities.

7-Ketocholesteryl acetate is a key oxidized cholesterol derivative, widely used as an essential intermediate in pharmaceutical research for synthesizing specific steroid-based drugs or probe molecules, with potential bioactivity in modulating cellular functions.

Rotenone (CAS: 83-79-4) is a natural compound with potent insecticidal activity, primarily used as a raw material for botanical pesticides and as an important tool molecule in life science and neurological researc

Triacontanol  is a natural plant growth regulator that effectively enhances crop growth and yield, widely utilized as a key active ingredient in green agriculture and biostimulant formulations.

Protoporphyrin  is an important active porphyrin intermediate, serving as the core synthetic raw material for bulk drugs such as protoporphyrin disodium, and it also has physiological activity in participating in the synthesis of heme in the organism.

Protoporphyrin IX dimethyl ester is a key intermediate for synthesizing various photosensitizers and hematoporphyrin derivatives, widely used in the research, development, and production of photodynamic therapy drugs and related diagnostic reagents.

Rifampicin N-oxide is a key metabolic intermediate of the antibiotic rifampicin, serving as an important reference compound in drug metabolism studies and the development of novel anti-tuberculosis agents

Rifampicin Quinone (CAS 13983-13-6) is an oxidative degradation product and EP Impurity A of rifampicin, commonly used as a quality control reference standard for rifampicin API, with certain immunosuppressive activity, not a major pharmaceutical intermediate.

N-Oxide Rifapentine is a key impurity of rifapentine API, commonly used as a reference standard for the production and quality testing of rifapentine, and a special supporting product for the R&D and production of this API.

Rifapentine Quinone is a characteristic oxidative impurity of rifapentine API, commonly used as a reference standard for the production and quality control of rifapentine, a special supporting product for its R&D and production, and not a pharmaceutical intermediate.

(+)-Catechin is a natural active polyphenol compound with biological activities such as antioxidant and anti-inflammatory effects, and it is also a core raw material and synthetic intermediate for various pharmaceutical and health product APIs.

Disodium rutinyl disulfate is a sulfonated derivative of rutin with biological activity of improving microcirculation, and an important raw material and intermediate for cardiovascular-related APIs.

alpha-Phellandrene is a natural active monoterpene compound with biological activities such as bacteriostasis and anti-inflammation, and also a core raw material for preparing pharmaceutical and flavor APIs and intermediates.

Validamycin A  is an aminoglycoside antibiotic with bacteriostatic activity, serving as an agricultural antibacterial API and also having application value as a pharmaceutical intermediate, which acts on the carbohydrate metabolism of microorganisms.

N-(3-Acetoacetamidopropyl)methacrylamide (CAS 71938-39-1) is a fine chemical intermediate with active functional groups, and an important synthetic raw material for APIs and products in pharmaceutical and polymer material fields.

Fangchinoline is a key natural homologue of tetrandrine, possessing various biological activities including anti-inflammatory, anti-fibrotic, and immunomodulatory effects, making it an important lead compound for the research and development of anti-inflammatory, antitumor, and cardiovascular protective drugs.