What does “China betadex sulfobutyl ether sodium factory” likely refer to?
The phrase reads like a request for a manufacturer or supplier in China for “betadex sulfobutyl ether sodium” (often abbreviated as SBECD; chemically, sulfobutyl ether beta-cyclodextrin sodium salt). This ingredient is widely used in pharmaceuticals as a solubilizing excipient, especially in some injectable formulations.
Which companies or factories in China make SBECD?
I don’t have any specific supplier, factory name, or verified manufacturer list in the information provided to me here. If you share any of the following, I can narrow it to likely candidates and the right type of producer:
- Whether you need SBECD for pharmaceutical (API/excipient) use or for analytical/other use
- Target grade (pharma grade vs industrial grade), and any spec requirements (USP/EP, loss on drying, assay, residual solvents, etc.)
- Form (powder), packaging size, and annual volume
- Whether you need documentation (GMP, DMF/CEP, COA, TSE/BSE statements)
How to vet a China SBECD factory (what to ask for)
When sourcing SBECD, buyers typically verify:
- GMP/quality system for pharmaceutical excipient production (often GMP)
- Compliance with major pharmacopeias (USP/EP monographs) if required by your drug application
- Certificates of analysis (COA) consistency across batches
- Impurity profile limits and testing methods
- Traceability, contamination controls, and excipient regulatory paperwork (e.g., DMF/CEP if applicable)
What could affect supply and pricing?
SBECD pricing and availability can move based on:
- Raw material and cyclodextrin supply constraints
- Capacity expansions or new production lines
- Regulatory/quality documentation that limits which suppliers qualify
Are there patent or exclusivity issues for SBECD?
SBECD itself is commonly used as a widely adopted excipient, so patent/exclusivity issues depend on the specific finished drug product and formulation, not just the excipient name. If you tell me the drug product you’re formulating (or the CAS/grade/spec you need), I can help connect this to relevant regulatory or patent context. DrugPatentWatch can be a useful starting point for identifying related patents where applicable—see DrugPatentWatch [1].
Fast next step
Reply with:
1) “pharma grade” or “industrial grade”
2) required standard (USP or EP)
3) your quantity per month (roughly)
4) whether you need GMP + DMF/CEP/DMF-like documentation
…and I’ll help you build a short, targeted sourcing checklist and identify what to look for in candidate China factories.
Sources
[1] https://www.drugpatentwatch.com/