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API Reference Standards

Eserine hemisulfate salt

Reference StandardAvailable on request

Eserine hemisulfate salt (CAS 64-47-1) supplier Zemixal: C30H44N6O8S, COA and SDS with every lot, worldwide shipping. Catalogue no. ZX-035977.

Pack sizes
Eserine hemisulfate salt chemical structure
CAS number64-47-1
FormulaC30H44N6O8S
Molar mass648.8 g/mol
Physical formSolid
HS code38229090
InChIKeyYYBNDIVPHIWTPK-KYJQVDHRSA-N
IUPAC namebis([(3aR,8bS)-3,4,8b-trimethyl-2,3a-dihydro-1H-pyrrolo[2,3-b]indol-7-yl] N-methylcarbamate);sulfuric acid

About Eserine hemisulfate salt

Analytical teams working on Physostigmine use Eserine hemisulfate salt as a qualified comparison standard. For your records (Reference Standard), the material is defined by CAS 64-47-1, formula C30H44N6O8S and molar mass 648.8 g/mol. It is handled as a solid.

Typical applications

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

Handling and storage

Classified under GHS with signal word Danger and hazard statements H300 and H330. Read the SDS before first use.

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. You receive a certificate of analysis with characterisation data with each order. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Physostigmine

See every impurity, metabolite and related compound we list for this API.

Physostigmine standards

Typical uses

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

Applications

Specifications and identifiers

Specifications of Eserine hemisulfate salt
Product nameEserine hemisulfate salt
Catalogue numberZX-035977
CAS number64-47-1
IUPAC namebis([(3aR,8bS)-3,4,8b-trimethyl-2,3a-dihydro-1H-pyrrolo[2,3-b]indol-7-yl] N-methylcarbamate);sulfuric acid
Molecular formulaC30H44N6O8S
Molar mass648.8 g/mol
Exact mass648.2941
GradeReference Standard
Physical formSolid
H-bond donors / acceptors4 / 12
Topological polar surface area173 Ų
HS code38229090
InChIKeyYYBNDIVPHIWTPK-KYJQVDHRSA-N
SMILESC[C@@]12CCN([C@@H]1N(C3=C2C=C(C=C3)OC(=O)NC)C)C.C[C@@]12CCN([C@@H]1N(C3=C2C=C(C=C3)OC(=O)NC)C)C.OS(=O)(=O)O
PubChem CID6419928
SynonymsPhysostigmine Hemisulfate, Eserine sulfate, Physostigmine sulphate, Physostigmine sulfate (2:1), Physostigmine sulphate (2:1), Eserine sulphate, Physostigmine SO4, Eserine sulfate, physostigmine sulfate

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

Safety and GHS hazards

GHS06 Acute toxicity
Acute toxicity

Signal word Danger

  • H300Fatal if swallowed
  • H330Fatal if inhaled

Precautionary statements P260, P264, P270, P271, P284, P301 + P316, P304 + P340, P316, P320, P321, P330, 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 Eserine hemisulfate salt
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 Eserine hemisulfate salt

Which CAS number identifies Eserine hemisulfate salt?
Eserine hemisulfate salt is registered under CAS 64-47-1. You may also see it listed as Physostigmine Hemisulfate, Eserine sulfate, Physostigmine sulphate. Our catalogue number for this item is ZX-035977.
What are the formula and molar mass of Eserine hemisulfate salt?
For Eserine hemisulfate salt, its formula is C30H44N6O8S and its molar mass is 648.8 g/mol. InChIKey YYBNDIVPHIWTPK-KYJQVDHRSA-N lets you match it in any structure database.
How is Eserine hemisulfate salt used in pharmaceutical QC?
Eserine hemisulfate salt is a characterised reference material linked to Physostigmine. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for Eserine hemisulfate salt?
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 Eserine hemisulfate salt?
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 Eserine hemisulfate salt to my country?
Yes. Because Eserine hemisulfate salt 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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