CAS No. 497-30-3 L-Ergothioneine

L-Ergothioneine (CAS 497-30-3) is supplied by Monuo Chemical for B2B buyers. Purity >=98.0% (HPLC). COA, SDS and quotation available.

  • Factory-direct supply from China
  • Technical data and quote response within 24 hours
  • Flexible packaging from grams to kilograms

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L-Ergothioneine (CAS 497-30-3) is supplied by Monuo Chemical for B2B cosmetic and research buyers. It is also referenced as Ergothioneine, EGT, Thioneine. Typical evaluation areas include antioxidant concepts, anti-aging leave-on care, cell-protection formulas. Buyers usually search by product name or CAS when sourcing leave-on actives and peptide systems.

Key Specifications at a Glance

Product Name L-Ergothioneine
CAS Number 497-30-3
Molecular Formula C9H15N3O2S
Molecular Weight 229.3 g/mol
Purity >=98.0% (HPLC)
Appearance White to off-white solid
Solubility Water soluble
Category Oligo-peptide / Cosmetics Peptide
Documents COA, TDS, SDS on request
Supply Origin China | Worldwide shipping

What Is L-Ergothioneine?

L-Ergothioneine (CAS 497-30-3) is supplied by Monuo Chemical as a B2B raw material. Molecular formula C9H15N3O2S; molecular weight about 229.3 g/mol.

In cosmetic and formulation literature, L-Ergothioneine is commonly positioned for antioxidant concepts, anti-aging leave-on care, cell-protection formulas. Finished-product claims and labeling remain the brand manufacturer’s responsibility. Monuo Chemical supplies the material with batch identity and purity data (COA / SDS).

Naturally occurring sulfur-containing amino-acid derivative; not a peptide.

Synonyms & Search Names

  • Ergothioneine
  • EGT
  • Thioneine
  • CAS 497-30-3

Applications

As a raw material, L-Ergothioneine is commonly evaluated in:

  • antioxidant concepts
  • anti-aging leave-on care
  • cell-protection formulas

Handling & Formulation Notes

Add L-Ergothioneine according to your process map after verifying solubility and stability in the target base. Request the batch COA/SDS for lot-specific handling notes.

Need process discussion for your base? Email info@monuochem.com with your target format.

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 10 g); smaller trial packs available on request
Lead Time Stock items often ship promptly; custom pack / large lots typically 7–14 working days

Quality & Documentation

For L-Ergothioneine (CAS 497-30-3), 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.

Request a Quote, COA or Quotation Support

Share your target purity, pack size and destination. We will confirm availability and documentation for L-Ergothioneine CAS 497-30-3.

Request a Quote  |  Email: info@monuochem.com

Frequently Asked Questions

What is L-Ergothioneine (CAS 497-30-3)?

L-Ergothioneine is a B2B raw material supplied by Monuo Chemical. Match CAS 497-30-3 on the batch COA for identity confirmation.

What is the molecular formula and weight of L-Ergothioneine?

Molecular formula C9H15N3O2S; molecular weight about 229.3 g/mol.

Is L-Ergothioneine known by other names?

Yes. Common synonyms / literature names include: Ergothioneine, EGT, Thioneine. For purchasing, specify the product name and CAS 497-30-3, then confirm against the COA.

What purity of L-Ergothioneine do you supply?

Typical supply purity is >=98.0% (HPLC). Exact assay is stated on the Certificate of Analysis for each lot.

What are common applications of L-Ergothioneine?

L-Ergothioneine is commonly evaluated in: antioxidant concepts; anti-aging leave-on care; cell-protection formulas.

How should L-Ergothioneine be handled in formulation?

Confirm solubility in your intended system, prefer mild thermal conditions, and verify assay retention before scale-up.

What documents can Monuo Chemical provide?

COA, TDS and SDS are standard. Additional purchase-file letters can be discussed per project.

What is the MOQ for L-Ergothioneine?

Commercial MOQ is commonly discussed from 10 g upward, with flexible packs up to kilograms. Smaller trial packs can be arranged based on project needs.

Do you ship worldwide?

Yes. Monuo Chemical ships worldwide under agreed Incoterms. Lead time depends on stock and packaging.

Related Products

Disclaimer: Information is for B2B raw-material identification and technical reference. Finished-product claims and labeling remain the customer’s responsibility. Verify each lot against the supplied COA and SDS.

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