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API Reference Standards

L-(+)-Ergothioneine

Reference StandardAvailable on request

Order L-(+)-Ergothioneine (CAS 497-30-3) online at Zemixal. Request a quote with price, lead time and documents. Catalogue no. ZX-033408.

Pack sizes
L-(+)-Ergothioneine chemical structure
CAS number497-30-3
FormulaC9H15N3O2S
Molar mass229.3 g/mol
Physical formSolid
HS code38229090
InChIKeySSISHJJTAXXQAX-ZETCQYMHSA-N
IUPAC name(2S)-3-(2-sulfanylidene-1,3-dihydroimidazol-4-yl)-2-(trimethylazaniumyl)propanoate

About L-(+)-Ergothioneine

L-(+)-Ergothioneine sits in our API Reference Standards section and ships worldwide from stock or short lead time. For your records (Reference Standard), the material is defined by CAS 497-30-3, formula C9H15N3O2S and molar mass 229.3 g/mol. It is handled as a solid.

Use cases we see most often

  • Identification & assay
  • Method development & validation
  • QC reference material

Safe handling

Classified under GHS with signal word Warning and hazard statements H315, H319 and H335. Read the SDS before first use.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. You receive a certificate of analysis with characterisation data with each order. Request pricing online and we confirm availability, documentation and freight to your country.

Typical uses

  • Identification & assay
  • Method development & validation
  • QC reference material

Applications

Specifications and identifiers

Specifications of L-(+)-Ergothioneine
Product nameL-(+)-Ergothioneine
Catalogue numberZX-033408
CAS number497-30-3
IUPAC name(2S)-3-(2-sulfanylidene-1,3-dihydroimidazol-4-yl)-2-(trimethylazaniumyl)propanoate
Molecular formulaC9H15N3O2S
Molar mass229.3 g/mol
Exact mass229.0885
GradeReference Standard
Physical formSolid
XLogP30.3
H-bond donors / acceptors2 / 3
Topological polar surface area96.3 Ų
HS code38229090
InChIKeySSISHJJTAXXQAX-ZETCQYMHSA-N
SMILESC[N+](C)(C)[C@@H](CC1=CNC(=S)N1)C(=O)[O-]
PubChem CID5351619
SynonymsErgothionine, Thioneine, l-Thioneine, Thiasine, Thiolhistidine-betaine, (2S)-3-(2-sulfanylidene-2,3-dihydro-1H-imidazol-4-yl)-2-(trimethylazaniumyl)propanoate, 2-Thiol-L-histidine-betaine, 5-((2S)-2-carboxy-2-(trimethylazaniumyl)ethyl)-1H-imidazole-2-thiolate, (S)-3-(2-Thioxo-2,3-dihydro-1H-imidazol-4-yl)-2-(trimethylammonio)propanoate

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of L-(+)-Ergothioneine
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about L-(+)-Ergothioneine

Which CAS number identifies L-(+)-Ergothioneine?
L-(+)-Ergothioneine is registered under CAS 497-30-3. You may also see it listed as Ergothionine, Thioneine, l-Thioneine. Our catalogue number for this item is ZX-033408.
What are the formula and molar mass of L-(+)-Ergothioneine?
For L-(+)-Ergothioneine, its formula is C9H15N3O2S and its molar mass is 229.3 g/mol. The systematic (IUPAC) name is (2S)-3-(2-sulfanylidene-1,3-dihydroimidazol-4-yl)-2-(trimethylazaniumyl)propanoate. InChIKey SSISHJJTAXXQAX-ZETCQYMHSA-N lets you match it in any structure database.
What grade and pack sizes are available for L-(+)-Ergothioneine?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with L-(+)-Ergothioneine?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship L-(+)-Ergothioneine to my country?
Yes. Because L-(+)-Ergothioneine is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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