Terazosin EP Impurity G

Name: Terazosin EP Impurity G
Brand: Vaqora Chemicals
SKU: VQ-028282

About Terazosin EP Impurity G

Listed under CAS 105356-89-6, Terazosin EP Impurity G is a pharmacopeial impurity of Terazosin available from Vaqora Chemicals. Its molecular formula is C18H23N5O4 and its molecular weight is 373.4 g/mol. Systematically, it is named [4-(4-amino-6-hydroxy-7-methoxyquinazolin-2-yl)piperazin-1-yl]-(oxolan-2-yl)methanone. Common synonyms include 6-O-Desmethyl terazosin and Terazosin hydrochloride dihydrate impurity G.

The product is provided as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Good laboratory practice and suitable PPE are recommended during handling.

Pharmaceutical QC and development laboratories use this impurity standard of Terazosin to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Terazosin EP Impurity G in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

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

Industries

Related to Terazosin

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

Terazosin impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Terazosin EP Impurity G
Catalogue No.	VQ-028282
CAS Number	105356-89-6
IUPAC name	[4-(4-amino-6-hydroxy-7-methoxyquinazolin-2-yl)piperazin-1-yl]-(oxolan-2-yl)methanone
Molecular formula	C₁₈H₂₃N₅O₄
Molecular weight	373.4 g/mol
Exact mass	373.175
Grade	Reference Standard
HSN code	38229090
InChIKey	ILQALIJJROIUDL-UHFFFAOYSA-N
SMILES	COC1=C(C=C2C(=C1)N=C(N=C2N)N3CCN(CC3)C(=O)C4CCCO4)O
PubChem CID	72941636

Physical properties
Physical form	Solid
LogP (XLogP3)	1.1
H-bond donors / acceptors	2 / 8
TPSA	114 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 Terazosin EP Impurity G?

The CAS Registry Number of Terazosin EP Impurity G is 105356-89-6. It is also known as Terazosin Hydrochloride Dihydrate - Impurity G, 6-O-Desmethyl terazosin, 4-amino-7-methoxy-2-[4-(oxolane-2-carbonyl)piperazin-1-yl]quinazolin-6-ol.

What is the molecular formula and molecular weight of Terazosin EP Impurity G?

Terazosin EP Impurity G has the molecular formula C18H23N5O4 and a molecular weight of 373.4 g/mol. Its IUPAC name is [4-(4-amino-6-hydroxy-7-methoxyquinazolin-2-yl)piperazin-1-yl]-(oxolan-2-yl)methanone.

What is Terazosin EP Impurity G used for?

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

We supply Terazosin EP Impurity G 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 Terazosin EP Impurity G?

Yes. Every lot of Terazosin EP Impurity G 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 Terazosin EP Impurity G be shipped internationally?

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