Etidronic Acid

Name: Etidronic Acid
Brand: Zemixal
SKU: ZX-034671

Reference StandardAvailable on request

Buy Etidronic Acid (CAS 2809-21-4) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Part of our API Reference Standards range.

Pack sizes

CAS number2809-21-4

FormulaC₂H₈O₇P₂

Molar mass206.03 g/mol

Physical formSolid

HS code38229090

InChIKeyDBVJJBKOTRCVKF-UHFFFAOYSA-N

IUPAC name(1-hydroxy-1-phosphonoethyl)phosphonic acid

About Etidronic Acid

Etidronic Acid belongs to the Etidronic Acid reference-standard family in the Zemixal catalogue. Key data (Reference Standard): CAS 2809-21-4, formula C2H8O7P2 and molar mass 206.03 g/mol. It is handled as a solid.

Use cases we see most often

Identification & assay
Method development & validation
QC reference material

Handling and storage

Classified under GHS with signal word Danger and hazard statements H290, H302, H314 and H318. 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. Each lot travels with a certificate of analysis with characterisation data. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Etidronic Acid

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

Etidronic Acid standards

Typical uses

Identification & assay
Method development & validation
QC reference material

Applications

Pharmaceutical Manufacturing and QC Research Labs and Universities

Specifications and identifiers

Specifications of Etidronic Acid
Product name	Etidronic Acid
Catalogue number	ZX-034671
CAS number	2809-21-4
IUPAC name	(1-hydroxy-1-phosphonoethyl)phosphonic acid
Molecular formula	C₂H₈O₇P₂
Molar mass	206.03 g/mol
Exact mass	205.9745
Grade	Reference Standard
Physical form	Solid
XLogP3	-3.7
H-bond donors / acceptors	5 / 7
Topological polar surface area	135 Å²
HS code	38229090
InChIKey	DBVJJBKOTRCVKF-UHFFFAOYSA-N
SMILES	CC(O)(P(=O)(O)O)P(=O)(O)O
PubChem CID	3305
Synonyms	Etidronate, Hydroxyethane 1,1-diphosphonic acid, 1-Hydroxyethylidene-1,1-diphosphonic acid, Turpinal SL, Acetodiphosphonic acid, Hydroxyethanediphosphonic acid, Acido etidronico, Acide etidronique, Oxyethylidenediphosphonic acid, Dequest 2015, Dequest Z 010, Ferrofos 510

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

Safety and GHS hazards

Corrosive

Irritant or harmful

Signal word Danger

H290May be corrosive to metals
H302Harmful if swallowed
H314Causes severe skin burns and eye damage
H318Causes serious eye damage
H413May cause long lasting harmful effects to aquatic life

Precautionary statements P234, P260, P264, P264 + P265, P270, P273, P280, P301 + P317, P301 + P330 + P331, P302 + P361 + P354, P304 + P340, P305 + P354 + P338, P316, P317, P321, P330, P363, P390, P405, P406, 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 Etidronic Acid
10 mg	Quoted on request
25 mg	Quoted on request
50 mg	Quoted on request
100 mg	Quoted on request

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

Questions about Etidronic Acid

Which CAS number identifies Etidronic Acid?

Etidronic Acid is registered under CAS 2809-21-4. You may also see it listed as Etidronate, Hydroxyethane 1,1-diphosphonic acid, 1-Hydroxyethylidene-1,1-diphosphonic acid. Our catalogue number for this item is ZX-034671.

What are the formula and molar mass of Etidronic Acid?

For Etidronic Acid, its formula is C2H8O7P2 and its molar mass is 206.03 g/mol. The systematic (IUPAC) name is (1-hydroxy-1-phosphonoethyl)phosphonic acid. InChIKey DBVJJBKOTRCVKF-UHFFFAOYSA-N lets you match it in any structure database.

How is Etidronic Acid used in pharmaceutical QC?

Etidronic Acid is a characterised reference material linked to Etidronic Acid. 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 Etidronic Acid?

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 Etidronic Acid?

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 Etidronic Acid to my country?

Yes. Because Etidronic Acid 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.

More Etidronic Acid standards

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