Risedronate Sodium EP Impurity E

Name: Risedronate Sodium EP Impurity E
Brand: Vaqora Chemicals
SKU: VQ-023645

About Risedronate Sodium EP Impurity E

Listed under CAS 75755-10-1, Risedronate Sodium EP Impurity E is a pharmacopeial impurity of Risedronate available from Vaqora Chemicals. With the molecular formula C7H11NO6P2, it has a molar mass of 267.11 g/mol. Systematically, it is named (1-phosphono-2-pyridin-3-ylethyl)phosphonic acid. Common synonyms include Risedronate EP Impurity E and Risedronate USP Related Compound C.

The product is provided as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. It carries the GHS signal word “Warning” with 1 hazard statement. Review the Safety Data Sheet before use.

Pharmaceutical QC and development laboratories use this impurity standard of Risedronate to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. It is used across pharmaceutical manufacturing and academic and industrial research.

We offer Risedronate Sodium EP Impurity E in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Pharmacopeial method verification
Impurity profiling
QC release testing
ANDA / DMF filings

Industries

Related to Risedronate

View every impurity, metabolite and intermediate we list for Risedronate.

Risedronate impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Risedronate Sodium EP Impurity E
Catalogue No.	VQ-023645
CAS Number	75755-10-1
IUPAC name	(1-phosphono-2-pyridin-3-ylethyl)phosphonic acid
Molecular formula	C₇H₁₁NO₆P₂
Molecular weight	267.11 g/mol
Exact mass	267.0062
Grade	Reference Standard
HSN code	38229090
InChIKey	KZMOFWIRXNQJET-UHFFFAOYSA-N
SMILES	C1=CC(=CN=C1)CC(P(=O)(O)O)P(=O)(O)O
PubChem CID	10468166

Physical properties
Physical form	Solid
LogP (XLogP3)	-2.4
H-bond donors / acceptors	4 / 7
TPSA	128 Å²
Synonyms	Risedronate EP Impurity E, Risedronate USP Related Compound C, Deoxy Risedronic Acid (Risedronate impurity E), Risedronate Sodium - Impurity E, Deoxy Risedronic Acid, (2-(Pyridin-3-yl)ethylidene)bis(phosphonic acid), Phosphonic acid, P,P'-(2-(3-pyridinyl)ethylidene)bis-, [2-(Pyridin-3-yl)ethylidene]bis(phosphonic Acid), Risedronate sodium 2.5-hydrate impurity E, [1-phosphono-2-(pyridin-3-yl)ethyl]phosphonic acid, [2-(3-pyridinyl)ethylidene-1,1]bis(phosphonic acid), (2-(Pyridin-3-yl)ethane-1,1-diyl)bis(phosphonic acid)

Safety & hazard information (GHS)

Health hazard

Signal word: Warning

Hazard statements

H361Suspected of damaging fertility or the unborn child

Precautionary statements: P203, P280, P318, 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 Risedronate Sodium EP Impurity E?

The CAS Registry Number of Risedronate Sodium EP Impurity E is 75755-10-1. It is also known as Risedronate EP Impurity E, Risedronate USP Related Compound C, Deoxy Risedronic Acid (Risedronate impurity E).

What is the molecular formula and molecular weight of Risedronate Sodium EP Impurity E?

Risedronate Sodium EP Impurity E has the molecular formula C7H11NO6P2 and a molecular weight of 267.11 g/mol. Its IUPAC name is (1-phosphono-2-pyridin-3-ylethyl)phosphonic acid.

What is Risedronate Sodium EP Impurity E used for?

Risedronate Sodium EP Impurity E is supplied as a characterised reference material related to Risedronate. 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 Risedronate Sodium EP Impurity E can I order?

We supply Risedronate Sodium EP Impurity E 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 Risedronate Sodium EP Impurity E?

Yes. Every lot of Risedronate Sodium EP Impurity E 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 Risedronate Sodium EP Impurity E be shipped internationally?

Yes. Risedronate Sodium EP Impurity E 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.