Topiramate Impurity D

Name: Topiramate Impurity D
Brand: Vaqora Chemicals
SKU: VQ-034356

About Topiramate Impurity D

Vaqora Chemicals supplies Topiramate Impurity D, an impurity of Topiramate registered under CAS number 25018-67-1. Formula C12H20O6, molecular weight 260.28 g/mol. Common synonyms include 4,5-Di-O-isopropylidene-b-D-fructopyranose and Topiramate Impurity 16.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Handle it with standard laboratory precautions and appropriate personal protective equipment.

Pharmaceutical QC and development laboratories use this impurity standard of Topiramate to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Industries

Related to Topiramate

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

Topiramate impurities

Specifications & identifiers

Chemical identifiers
Product name	Topiramate Impurity D
Catalogue No.	VQ-034356
CAS Number	25018-67-1
IUPAC name	(3'aR,4S,7'S,7'aS)-2,2,2',2'-tetramethylspiro[1,3-dioxolane-4,6'-3a,4,7,7a-tetrahydro-[1,3]dioxolo[4,5-c]pyran]-7'-ol
Molecular formula	C₁₂H₂₀O₆
Molecular weight	260.28 g/mol
Exact mass	260.126
Grade	Reference Standard
HSN code	38229090
InChIKey	NFHXOQDPQIQPKT-XBWDGYHZSA-N
SMILES	CC1(OC[C@]2(O1)[C@H]([C@H]3[C@@H](CO2)OC(O3)(C)C)O)C
PubChem CID	10467781

Physical properties
Physical form	Solid
LogP (XLogP3)	-0.3
H-bond donors / acceptors	1 / 6
TPSA	66.4 Å²
Synonyms	1,2:4,5-Di-O-isopropylidene-beta-D-fructopyranose, 1,2:4,5-bis-O-(1-Methylethylidene)-beta-D-Fructopyranose, 4,5-Di-O-isopropylidene-b-D-fructopyranose, 1,2:4,5-Di-O-isopropylidene-beta-D-fructopyrase, 1,2:4,5-bis-O-(1-Methylethylidene)-b-D-Fructopyranose, Topiramate Impurity 16, 1,2--4,5-Di-O-isopropylidene-beta-D-fructopyranose, 1,3,4,5,6-pentahydroxy-2-hexanone, 2,3:4,5-bis-O-(1-methylethylidene)-, 1,2--4,5-Di-O-isopropylidene-, A-D-fructopyranose

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 Topiramate Impurity D?

The CAS Registry Number of Topiramate Impurity D is 25018-67-1. It is also known as 1,2:4,5-Di-O-isopropylidene-beta-D-fructopyranose, 1,2:4,5-bis-O-(1-Methylethylidene)-beta-D-Fructopyranose, 4,5-Di-O-isopropylidene-b-D-fructopyranose.

What is the molecular formula and molecular weight of Topiramate Impurity D?

Topiramate Impurity D has the molecular formula C12H20O6 and a molecular weight of 260.28 g/mol. Its IUPAC name is (3'aR,4S,7'S,7'aS)-2,2,2',2'-tetramethylspiro[1,3-dioxolane-4,6'-3a,4,7,7a-tetrahydro-[1,3]dioxolo[4,5-c]pyran]-7'-ol.

What is Topiramate Impurity D used for?

Topiramate Impurity D is supplied as a characterised reference material related to Topiramate. 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 Topiramate Impurity D can I order?

We supply Topiramate Impurity D 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 Topiramate Impurity D?

Yes. Every lot of Topiramate Impurity D 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 Topiramate Impurity D be shipped internationally?

Yes. We export Topiramate Impurity D worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.