Lactulose EP Impurity E

Name: Lactulose EP Impurity E
Brand: Vaqora Chemicals
SKU: VQ-044282

About Lactulose EP Impurity E

Vaqora Chemicals supplies Lactulose EP Impurity E, a pharmacopeial impurity of Lactulose registered under CAS number 20197-42-6. Formula C6H12O6, molecular weight 180.16 g/mol. The IUPAC name is (2R,3S,4S,5R)-2-(hydroxymethyl)oxane-2,3,4,5-tetrol. Alternative names: beta-D-tagatopyranose and GlyTouCan:G06644RA.

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. Good laboratory practice and suitable PPE are recommended during handling.

Pharmaceutical QC and development laboratories use this impurity standard of Lactulose 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.

We offer Lactulose 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 Lactulose

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

Lactulose impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Lactulose EP Impurity E
Catalogue No.	VQ-044282
CAS Number	20197-42-6
IUPAC name	(2R,3S,4S,5R)-2-(hydroxymethyl)oxane-2,3,4,5-tetrol
Molecular formula	C₆H₁₂O₆
Molecular weight	180.16 g/mol
Exact mass	180.0634
Grade	Reference Standard
HSN code	38229090
InChIKey	LKDRXBCSQODPBY-DPYQTVNSSA-N
SMILES	C1[C@H]([C@@H]([C@@H]([C@](O1)(CO)O)O)O)O
PubChem CID	14408225

Physical properties
Physical form	Solid
LogP (XLogP3)	-2.8
H-bond donors / acceptors	5 / 6
TPSA	110 Å²

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 Lactulose EP Impurity E?

The CAS Registry Number of Lactulose EP Impurity E is 20197-42-6. It is also known as beta-D-tagatopyranose, GlyTouCan:G06644RA, (2R,3S,4S,5R)-2-(Hydroxymethyl)tetrahydro-2H-pyran-2,3,4,5-tetraol.

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

Lactulose EP Impurity E has the molecular formula C6H12O6 and a molecular weight of 180.16 g/mol. Its IUPAC name is (2R,3S,4S,5R)-2-(hydroxymethyl)oxane-2,3,4,5-tetrol.

What is Lactulose EP Impurity E used for?

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

We supply Lactulose 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 Lactulose EP Impurity E?

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

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