2-Bromo-5-Hydroxybenzoic Acid (CAS 58380-11-3) | High-Purity Pharmaceutical & Fine Chemical Intermediate

2-Bromo-5-Hydroxybenzoic Acid (CAS: 58380-11-3) is a high-purity brominated aromatic compound widely used as an important intermediate in pharmaceutical synthesis, fine chemicals, and advanced organic research.With both bromine and hydroxyl functional groups, this compound offers excellent reactivity and flexibility in coupling reactions and structural modification, making it suitable for laboratory research as well as industrial-scale production.Nanjing Spring & Autumn Biological Engineering Co., Ltd. supplies this product with stable quality, strict quality control, and flexible specifications to meet global customer requirements.

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Schisandrol A (CAS 7432-28-2) | High-Purity Lignan from Schisandra chinensis for Research & Ingredient Development

Schisandrol A is a well-characterized lignan compound isolated from Schisandra chinensis, widely studied as a key active constituent in Schisandra-derived ingredients. It is developed to meet the needs of researchers and ingredient developers who require defined chemical structure, stable purity, and reproducible quality, rather than complex multi-component extracts. Compared with conventional Schisandra extracts, Schisandrol A offers a single-compound solution with improved batch-to-batch consistency, making it suitable for mechanism studies, formulation research, and natural product development. With a traceable botanical source and standardized purification process, this ingredient helps reduce variability in R&D outcomes and supports reliable data generation. Schisandrol A is supplied mainly for research and industrial R&D purposes, with complete analytical documentation available to support global B2B applications.

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4′-Methylchrysoeriol 98% (CAS 4712-12-3) – High-Purity O-Methylated Flavonoid from Botanical Sources

4′-Methylchrysoeriol (CAS: 4712-12-3), also known as Luteolin-3′,4′-dimethyl ether, is a naturally occurring O-methylated flavonoid derived from plant-based botanical sources. With ≥98% HPLC purity, it is widely used as a research-grade flavonoid reference material for phytochemical analysis, chromatographic method development, and early-stage formulation research. Supplied with complete technical documentation including COA, HPLC chromatogram, MS, and NMR data.For laboratory and R&D use only.

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6-Demethoxylnobiletin 98% (CAS 17290-70-9) – High-Purity Polymethoxylated Flavonoid from Citrus Sources

6-Demethoxylnobiletin (CAS: 17290-70-9) is a naturally occurring polymethoxylated flavone primarily isolated from citrus-derived botanical materials. With ≥98% HPLC purity, it is widely used as a research-grade flavonoid reference for phytochemical analysis, chromatographic method development, and early-stage formulation research. Supplied with complete technical documentation including COA, HPLC chromatogram, MS, and NMR data.For laboratory and R&D use only.

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5-Hydroxy-3',4',6,7-tetramethoxyflavone 98% (CAS 21763-80-4) – High-Purity Polymethoxylated Flavonoid from Botanical Sources

5-Hydroxy-3',4',6,7-tetramethoxyflavone (CAS: 21763-80-4) is a naturally derived polymethoxylated flavone commonly found in citrus-related botanical sources. With ≥98% HPLC purity, this compound is widely used as a research-grade flavonoid reference for phytochemical analysis, chromatographic method development, and early-stage formulation research. Supplied with complete documentation including COA, HPLC chromatogram, MS, and NMR data.For laboratory and R&D use only.

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2',3',5'-Tri-O-acetyluridine 98% (CAS 4105-38-8) – High-Purity Acetylated Uridine Derivative for Research Applications

2',3',5'-Tri-O-acetyluridine (CAS: 4105-38-8) is a high-purity acetylated nucleoside derivative synthesized from uridine via selective acetylation. With ≥98% HPLC purity, this compound is widely used as a research-grade intermediate and reference material in nucleoside chemistry, synthetic pathway development, and analytical method studies. Supplied with complete technical documentation including COA, HPLC chromatogram, MS, and NMR data.For laboratory and industrial R&D use only.

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Rhoifolin 98% (CAS 17306-46-6) – High-Purity Natural Flavonoid Glycoside from Botanical Sources

Rhoifolin (CAS: 17306-46-6) is a naturally occurring flavone glycoside commonly found in Rhus succedanea, Citrus leaves, and various botanical sources. With ≥98% HPLC purity, Rhoifolin is widely used as a research-grade flavonoid standard for analytical, phytochemical, and formulation development applications.Supplied with complete documentation including COA, HPLC, MS, and NMR data.For laboratory and R&D use only.

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Gastrodin 98% (CAS 62499-27-8) – High-Purity Natural Phenolic Glycoside for Research Use

Gastrodin (CAS: 62499-27-8) is a natural phenolic glycoside primarily obtained from Gastrodia elata (Tianma). With ≥98% purity verified by HPLC, it is widely used as a research-standard compound in pharmaceutical, nutraceutical, and cosmetic ingredient development. Full analytical documentation including COA, HPLC, MS, and NMR reports is provided.For research and formulation development purposes only.

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Paulownin 98% (CAS: 13040-46-5) – Natural Lignan Compound for Research & Formulation Development

Paulownin (CAS: 13040-46-5) is a naturally occurring lignan compound primarily found in Paulownia species. With a high purity of ≥98% verified by HPLC, it is widely used in pharmaceutical, nutraceutical, botanical, and cosmetic research. This compound is suitable for analytical studies, structural identification, and formulation development. Supplied with full analytical documentation including COA, HPLC chromatogram, MS, and NMR data.For research and laboratory use only.

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4',7-Dimethoxy-5-Hydroxyflavone 98% (CAS: 5128-44-9) – Plant-Derived Flavonoid for Research & Formulation Development

4',7-Dimethoxy-5-Hydroxyflavone (CAS: 5128-44-9) is a naturally occurring flavonoid compound found in several botanical sources. With ≥98% purity verified by HPLC, it is widely used in pharmaceutical, nutraceutical, and cosmetic research as a reference compound for flavonoid analysis, structural identification, and formulation development. This product is supplied with complete analytical documentation including COA, HPLC, MS, and NMR reports.For research and laboratory formulation use only.

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Ruscogenin 98% (CAS: 472-11-7) – Natural Steroidal Sapogenin for Research and Formulation Development

Ruscogenin (CAS: 472-11-7) is a naturally occurring steroidal sapogenin typically obtained from Ruscus aculeatus (Butcher’s broom) root extracts. With a high purity level of ≥98% confirmed by HPLC, it is widely used in phytochemical studies, analytical method development, and cosmetic or pharmaceutical formulation research. All batches are supplied with complete analytical documentation including COA, HPLC chromatogram, MS, and NMR data.For research, laboratory use, and formulation development only.

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Icariin Derivative (CAS 1067198-74-6) – High-Purity Epimedium Flavonoid for Research

Icariin Derivative (CAS: 1067198-74-6) is a structurally optimized flavonoid compound derived from Icariin, a key natural component of Epimedium species. Produced with high purity and verified by HPLC, this derivative is widely used in pharmaceutical, nutraceutical, and cosmetic research as a reference material for studying flavonoid structures, synthetic pathways, and formulation development. We provide comprehensive analytical documentation, including COA, HPLC chromatograms, MS data, and NMR upon request, ensuring traceable and reliable quality for laboratory and industrial R&D applications.This product is supplied exclusively for research and development use and is not intended for medical or therapeutic purposes.

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