Risedronic acid

Name: Risedronic acid
Brand: Vaqora Chemicals
SKU: VQ-023646

About Risedronic acid

Risedronic acid (CAS 105462-24-6) is a high-purity reference standard of Risedronic acid offered by Vaqora Chemicals. Its molecular formula is C7H11NO7P2 and its molecular weight is 283.11 g/mol. Systematically, it is named (1-hydroxy-1-phosphono-2-pyridin-3-ylethyl)phosphonic acid. It is also known as Risedronate or Acido risedronico.

The product is provided as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

As a reference sample of Risedronic acid, it is used for identification, assay and impurity-profiling work during analytical method development, validation (AMV) and routine QC. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Risedronic acid 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 Risedronic acid

View every impurity, metabolite and intermediate we list for Risedronic acid.

Risedronic acid impurities

Specifications & identifiers

Chemical identifiers
Product name	Risedronic acid
Catalogue No.	VQ-023646
CAS Number	105462-24-6
IUPAC name	(1-hydroxy-1-phosphono-2-pyridin-3-ylethyl)phosphonic acid
Molecular formula	C₇H₁₁NO₇P₂
Molecular weight	283.11 g/mol
Exact mass	283.0011
Grade	Reference Standard
HSN code	38229090
InChIKey	IIDJRNMFWXDHID-UHFFFAOYSA-N
SMILES	C1=CC(=CN=C1)CC(O)(P(=O)(O)O)P(=O)(O)O
PubChem CID	5245

Physical properties
Physical form	Solid
LogP (XLogP3)	-3.1
H-bond donors / acceptors	5 / 8
TPSA	148 Å²
Synonyms	Risedronate, Acido risedronico, Acide risedronique, Acidum risedronicum, Phosphonic acid, [1-hydroxy-2-(3-pyridinyl)ethylidene]bis-, [1-hydroxy-1-phosphono-2-(pyridin-3-yl)ethyl]phosphonic acid, Phosphonic acid, (1-hydroxy-2-(3-pyridinyl)ethylidene)bis-, 2-(3-pyridinyl)-1-hydroxyethane diphosphonic acid, (1-hydroxy-1-phosphono-2-(pyridin-3-yl)ethyl)phosphonic acid, hydroxy-(1-hydroxy-1-phosphono-2-pyridin-1-ium-3-ylethyl)phosphinate, Risedronic acid monohydrate, Sodium risedronate

Safety & hazard information (GHS)

Corrosive

Harmful / irritant

Health hazard

Signal word: Danger

Hazard statements

H290May be corrosive to metals
H302Harmful if swallowed
H314Causes severe skin burns and eye damage
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
H361Suspected of damaging fertility or the unborn child
H362May cause harm to breast-fed children
H373May causes damage to organs through prolonged or repeated exposure

Precautionary statements: P203, P234, P260, P261, P263, P264, P264 + P265, P270, P271, P280, P301 + P317, P301 + P330 + P331, P302 + P352, P302 + P361 + P354, P304 + P340, P305 + P351 + P338, P305 + P354 + P338, P316, P318, P319, P321, P330, P332 + P317, P337 + P317

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 Risedronic acid?

The CAS Registry Number of Risedronic acid is 105462-24-6. It is also known as Risedronate, Acido risedronico, Acide risedronique.

What is the molecular formula and molecular weight of Risedronic acid?

Risedronic acid has the molecular formula C7H11NO7P2 and a molecular weight of 283.11 g/mol. Its IUPAC name is (1-hydroxy-1-phosphono-2-pyridin-3-ylethyl)phosphonic acid.

What is Risedronic acid used for?

Risedronic acid is supplied as a characterised reference material related to Risedronic acid. 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 Risedronic acid can I order?

We supply Risedronic acid 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 Risedronic acid?

Yes. Every lot of Risedronic acid 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 Risedronic acid be shipped internationally?

Yes. Risedronic acid 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.