Rabeprazole

Rabeprazole

パラメータ 仕様
製品名 Rabeprazole
CAS番号 117976-90-6
分子式 C18H21N3O3S
分子量 359.44 g/mol
外観 白色からオフホワイトの結晶性粉末
分析(HPLC) ≥98.5%
溶解度 Soluble in methanol, ethanol; practically insoluble in water
パッケージ 25 kg net in fiber drum with double polyethylene liner

Rabeprazole Structure

同義語: Rabeprazole sodium, AcipHex, Pariet, E3810, 2-[[[4-(3-Methoxypropoxy)-3-methyl-2-pyridinyl]methyl]sulfinyl]-1H-benzimidazole

Rabeprazole is a substituted benzimidazole derivative that functions as a proton pump inhibitor (PPI). It is the active pharmaceutical ingredient (API) in several brand and generic formulations used for the treatment of acid-related disorders, including gastroesophageal reflux disease (GERD), duodenal ulcers, and Zollinger-Ellison syndrome. Unlike some PPIs, rabeprazole shows less dependence on CYP2C19 metabolism, which contributes to its consistent pharmacokinetic profile across different patient populations.

First approved in the late 1990s, rabeprazole has become a mainstay in gastrointestinal therapy. It is often prescribed as the sodium salt, rabeprazole sodium, which is more stable and water-soluble. The compound’s ability to rapidly inhibit gastric acid secretion and its favorable safety profile have made it a preferred choice for both acute and maintenance treatment.

For pharmaceutical manufacturers, rabeprazole is available in high purity grades suitable for oral solid dosage forms. It is typically supplied as a white to off-white crystalline powder, with strict control over particle size and polymorphic form to ensure consistent bioavailability. The API is manufactured under cGMP conditions and is supported by comprehensive regulatory documentation.

Function & Mechanism

  • Proton pump inhibition: Irreversibly binds to H+/K+-ATPase in gastric parietal cells, blocking the final step of acid secretion.
  • Rapid onset: Achieves peak plasma concentration within 2–5 hours, providing fast symptom relief.
  • Acid suppression: Maintains intragastric pH above 4 for extended periods, promoting ulcer healing.
  • H. pylori eradication: Used in combination with antibiotics to eradicate Helicobacter pylori infection.

Source & Standardization

  • 出典: Synthetic chemical process starting from 2,3-dimethylpyridine derivatives.
  • Manufacturing: Multi-step organic synthesis, followed by purification and salt formation (if applicable).
  • Standardization: ≥98.5% assay by HPLC; complies with EP, USP, and ICH guidelines.
  • Forms: White to off-white crystalline powder; also available as rabeprazole sodium.
  • 用途: Oral solid dosage forms (tablets, capsules), research, and formulation development.

Quality Specifications (QC Tests)

Test Item 仕様
識別 IR, HPLC retention time conforms to reference
乾燥減量 ≤0.5%
焼失残渣 ≤0.11 TP3T
重金属 ≤20 ppm
Organic Impurities Total impurities ≤0.5%; any unspecified ≤0.2%
残留溶剤 Meets ICH Q3C limits
Microbial Limits Total aerobic count ≤1000 CFU/g; yeast & mold ≤100 CFU/g

Bulk Supply & Documentation

  • 月間処理能力: 500 kg
  • リードタイム: 3~5営業日(在庫品)
  • ドキュメント: COA, MSDS, TDS, DMF available upon request
  • パッケージ: 25 kg fiber drums with double polyethylene liners; custom packaging available

よくある質問

What is the minimum order quantity (MOQ)?

Our standard MOQ for Rabeprazole is 1 kg. For larger quantities, we offer competitive pricing and flexible scheduling.

What is the delivery time?

For stock items, delivery is 3-5 business days from order confirmation. We ship globally via express couriers.

Do you provide COA and samples?

Yes, we provide a Certificate of Analysis (COA) for each batch. Samples are available upon request for evaluation purposes.

Contact & Ordering Information

  • Company: LyvBio Co., Ltd.
  • Address: Room 5-0203, Courtyard 205, Lianhu District, Xi’an, Shaanxi, China
  • Email: info@lyvbio.com
  • Phone: +86-29-65816888

send us your specification for a quotation.

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Room,5-0203, Unit 5, Beiyuanmen Street,Xi'an,Shaanxi,China

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