Physostigmine Salicylate

Name: Physostigmine Salicylate
Brand: Vaqora Chemicals
SKU: VQ-019566

About Physostigmine Salicylate

Listed under CAS 57-64-7, Physostigmine Salicylate is a high-purity reference standard of Physostigmine salicylate available from Vaqora Chemicals. Formula C22H27N3O5, molecular weight 413.5 g/mol. Alternative names: Eserine salicylate and Isopto Eserine.

It is supplied as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. It carries the GHS signal word “Danger” with 2 hazard statements. Review the Safety Data Sheet before use.

Laboratories use this Physostigmine salicylate standard for identity and assay testing, system suitability checks and method validation supporting ANDA and DMF filings. It is used across pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Physostigmine Salicylate in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Identification & assay
Method development & validation
QC reference material

Industries

Related to Physostigmine salicylate

View every impurity, metabolite and intermediate we list for Physostigmine salicylate.

Physostigmine salicylate impurities

Specifications & identifiers

Chemical identifiers
Product name	Physostigmine Salicylate
Catalogue No.	VQ-019566
CAS Number	57-64-7
IUPAC name	[(3aR,8bS)-3,4,8b-trimethyl-2,3a-dihydro-1H-pyrrolo[2,3-b]indol-7-yl] N-methylcarbamate;2-hydroxybenzoic acid
Molecular formula	C₂₂H₂₇N₃O₅
Molecular weight	413.5 g/mol
Exact mass	413.1951
Grade	Reference Standard
HSN code	38229090
InChIKey	HZOTZTANVBDFOF-PBCQUBLHSA-N
SMILES	C[C@@]12CCN([C@@H]1N(C3=C2C=C(C=C3)OC(=O)NC)C)C.C1=CC=C(C(=C1)C(=O)O)O
PubChem CID	657348

Physical properties
Physical form	Solid
H-bond donors / acceptors	3 / 7
TPSA	102 Å²
Synonyms	Eserine salicylate, Isopto Eserine, Physostigmine monosalicylate, Physostigmini salicylas, Physostol salicylate, 57-64-7 (salicylate), Physostigmine, salicylate (1:1), AR-44, Opera_ID_194

Safety & hazard information (GHS)

Toxic

Signal word: Danger

Hazard statements

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 is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Physostigmine Salicylate?

The CAS Registry Number of Physostigmine Salicylate is 57-64-7. It is also known as Eserine salicylate, Isopto Eserine, Physostigmine monosalicylate.

What is the molecular formula and molecular weight of Physostigmine Salicylate?

Physostigmine Salicylate has the molecular formula C22H27N3O5 and a molecular weight of 413.5 g/mol.

What is Physostigmine Salicylate used for?

Physostigmine Salicylate is supplied as a characterised reference material related to Physostigmine salicylate. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Physostigmine Salicylate can I order?

We supply Physostigmine Salicylate in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Physostigmine Salicylate?

Yes. Every lot of Physostigmine Salicylate is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Physostigmine Salicylate be shipped internationally?

Yes. Physostigmine Salicylate is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.