Astringin (CAS 29884-49-9) is supplied by Monuo Chemical for plant extract and phytochemical purchasing. It is also referenced as (2S,3R,4S,5S,6R)-2-[3-[(E)-2-(3,4-dihydroxyphenyl)ethenyl]-5-hydroxyphenoxy]-6-(hydroxymethyl)o, . Buyers typically search by product name or CAS when sourcing botanical actives in Plant extracts.
Key Specifications at a Glance
| Product Name | Astringin |
|---|---|
| CAS Number | 29884-49-9 |
| Molecular Formula | C20H22O9 |
| Molecular Weight | 406.38328 g/mol |
| Purity / Specification | 98% |
| Category | Plant extracts |
| Documents | COA, TDS, SDS on request |
| Supply Origin | China | Worldwide shipping |
What Is Astringin?
Astringin (CAS 29884-49-9) is supplied by Monuo Chemical as a plant extract / phytochemical raw material for botanical ingredient purchasing and research supply. It is listed in Plant extracts.
Molecular formula C20H22O9; molecular weight about 406.38328 g/mol. Always match CAS 29884-49-9 on the batch COA.
Finished-product claims, labeling and local regulatory filings remain the brand manufacturer’s responsibility. Monuo Chemical provides batch COA / SDS support for purchasing and laboratory use. Request a Quote for packing and documentation.
Synonyms & Search Names
- Astringin
- (2S,3R,4S,5S,6R)-2-[3-[(E)-2-(3,4-dihydroxyphenyl)ethenyl]-5-hydroxyphenoxy]-6-(hydroxymethyl)o
- Piceatannol-3′-O-β-D-glucopyranoside
- CAS 29884-49-9
Applications
In botanical ingredient projects, Astringin is commonly used for:
- Identity-matched sourcing of Astringin for botanical R&D
- Phytochemical screening libraries and method development
- Pilot evaluation of plant-derived actives
- Catalog purchasing for export plant-extract projects
Compare related botanicals such as Karanjin (CAS 521-88-0) in the same Plant extracts range.
Handling & Use Notes
- COA first: Do not use Astringin in a method until the lot assay is checked.
- Storage in use: Return the pack to cool, dry, light-protected conditions after sampling.
- Scale-up: Re-validate handling conditions when moving from grams to kilograms.
- Waste: Dispose of residues according to the SDS and local rules.
Need assay or packing discussion? Email [email protected] or use the contact form.
Packaging, Storage & Logistics
| Standard Pack Sizes | 50 g / 100 g bottles; 500 g / 1 kg packs (custom packing available) |
|---|---|
| Storage | Keep sealed, dry and protected from light and heat. Follow the batch COA and SDS. |
| Shelf Life | Confirm shelf life on the COA for each lot. |
| MOQ | Commercial MOQ discussed per project (often from 50 g); larger packs available on request |
| Lead Time | Stock items often ship promptly; custom pack / large lots typically 7–14 working days |
Quality & Documentation
For Astringin (CAS 29884-49-9), Monuo Chemical can provide:
- Certificate of Analysis (COA)
- Technical Data Sheet (TDS) and Safety Data Sheet (SDS)
- CAS / product-name confirmation for your purchase file
- Flexible packing from grams to kilograms
- FOB / CIF / DAP terms as agreed
Our team aims to return technical data and quotations within 24 hours. See also Plant extracts.
Request a Quote
Share your target assay, pack size and destination. We will confirm availability and documentation for Astringin CAS 29884-49-9.
Request a Quote | Email: [email protected]
Frequently Asked Questions
What documents can Monuo Chemical provide for Astringin?
COA, TDS and SDS are standard for Astringin (CAS 29884-49-9). Additional purchase-file confirmation letters can be discussed per shipment.
How should Astringin be stored and handled?
Keep Astringin sealed, dry and protected from unnecessary light and heat. Follow the batch SDS for PPE, storage and waste handling.
Where is Astringin typically used?
In botanical ingredient projects, Astringin is commonly reviewed for phytochemical development, nutraceutical R&D supply, and natural-product reference work. Finished-product claims remain the customer’s responsibility.
What packing sizes are available for Astringin?
Standard discussion starts from 50 g bottles, with 500 g / 1 kg packs and custom packing on request. Confirm pack size when you request a quote.
What specification of Astringin do you supply?
A catalog listing for this CAS is 98%. Exact assay is confirmed on the Certificate of Analysis for each lot.
What should be checked before scale-up of Astringin?
Verify solubility and stability in your intended solvent or matrix, and re-check the lot assay on the COA before process scale-up.
Are kilogram quantities of Astringin available?
Kilogram packing can be discussed after the 50 g starting point. Availability depends on stock; ask via Request a Quote.
Does Monuo Chemical support export paperwork for Astringin?
CAS / product-name confirmation for your purchase file can be discussed. Start with COA and SDS, then add letters if your destination requires them.
Related Products
- Karanjin (CAS 521-88-0)
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Disclaimer: Information is for plant-extract raw-material identification and technical reference. Finished-product claims and regulatory filings remain the customer’s responsibility. Verify each lot against the supplied COA and SDS.
