Products

D-Glucaric Acid (CAS: 87-73-0, molecular formula: C₆H₁₀O₈, molecular weight: 210.14), also known as Saccharic Acid or D-Saccharic Acid, is a naturally occurring dicarboxylic acid derived by oxidizing a sugar such as glucose with nitric acid. The compound features four chiral centers in its backbone and contains two carboxylic acid groups along with four secondary hydroxyl groups, making it a highly functionalized small molecule with exceptional chelating properties.

Cosperpharm is a reliable supplier of high-purity Sapropterin Dihydrochloride API (Sapropterin API, CAS 62989-33-7) . As a licensed pharmaceutical exporter with a GMP-certified campus spanning 100+ mu, we operate 3 multi-purpose workshops, 6 D-grade clean zone production lines, and over 150 reactors (20L–5000L) supporting high/low temperature, anaerobic, and hydrogenation processes — from R&D grams to commercial tons. Our Sapropterin API is produced under strict GMP conditions, with purity ≥98% by HPLC, a 1-2 months lead time, and 30+ global partners. Cosperpharm is your trusted China Sapropterin manufacturer and exporter.

Cosperpharm is a reliable supplier of high-purity Rebamipide API (CAS 90098-04-7) . As a licensed pharmaceutical exporter with a GMP-certified campus spanning 100+ mu, we operate 3 multi-purpose workshops, 6 D-grade clean zone production lines, and over 150 reactors (20L–5000L) supporting high/low temperature, anaerobic, and hydrogenation processes — from R&D grams to commercial tons. Our Rebamipide API achieves ≥98% purity by HPLC, with a 1-2 months lead time and 30+ global partners. Cosperpharm is your trusted China Rebamipide manufacturer and exporter.

Cosperpharm is a trusted supplier of high-purity Osimertinib API (CAS 1421373-65-0) . As a licensed pharmaceutical exporter with a GMP-certified campus spanning 100+ mu, we operate 3 multi-purpose workshops, 6 D-grade clean zone production lines, and over 150 reactors (20L–5000L) supporting high/low temperature, anaerobic, and hydrogenation processes — from R&D grams to commercial tons. Our Osimertinib API achieves ≥99% purity by HPLC, with a one week lead time and 30+ global partners. Cosperpharm is your reliable China Osimertinib manufacturer and exporter.

Cosperpharm is a trusted supplier of high-purity Rucaparib API (CAS 283173-50-2) . As a licensed pharmaceutical exporter with a GMP-certified campus spanning 100+ mu, we operate 3 multi-purpose workshops, 6 D-grade clean zone production lines, and over 150 reactors (20L–5000L) supporting high/low temperature, anaerobic, and hydrogenation processes — from R&D grams to commercial tons. Our Rucaparib API achieves ≥99% purity by HPLC, with a 1-2 months lead time and 30+ global partners. Cosperpharm is your reliable China Rucaparib manufacturer and exporter.

Cosperpharm is a reliable supplier of high-purity Migalastat API ( CAS 108147-54-2) . As a licensed pharmaceutical exporter with a GMP-certified campus spanning 100+ mu, we operate 3 multi-purpose workshops, 6 D-grade clean zone production lines, and over 150 reactors (20L–5000L) supporting high/low temperature, anaerobic, and hydrogenation processes — from R&D grams to commercial tons. Our Migalastat API achieves ≥98% purity by HPLC, with a 1-2 months lead time and 30+ global partners. Cosperpharm is your trusted China Migalastat manufacturer and exporter.