Erlotinib Impurity 52

Name: Erlotinib Impurity 52
Brand: Vaqora Chemicals
SKU: VQ-048251

About Erlotinib Impurity 52

Erlotinib Impurity 52 (CAS 1683583-42-7) is an impurity of Erlotinib offered by Vaqora Chemicals. Formula C18H26N2O5, molecular weight 350.4 g/mol. Systematically, it is named 6,7-bis(2-methoxyethoxy)-4-[(2-methylpropan-2-yl)oxy]quinazoline. Common synonyms include Erlotinib Impurity 145.

It is supplied 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.

As a characterised impurity of Erlotinib, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Our customers for this product work in 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 Erlotinib

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

Erlotinib impurities

Specifications & identifiers

Chemical identifiers
Product name	Erlotinib Impurity 52
Catalogue No.	VQ-048251
CAS Number	1683583-42-7
IUPAC name	6,7-bis(2-methoxyethoxy)-4-[(2-methylpropan-2-yl)oxy]quinazoline
Molecular formula	C₁₈H₂₆N₂O₅
Molecular weight	350.4 g/mol
Exact mass	350.1842
Grade	Reference Standard
HSN code	38229090
InChIKey	QUQYICXBQKKNND-UHFFFAOYSA-N
SMILES	CC(C)(C)OC1=NC=NC2=CC(=C(C=C21)OCCOC)OCCOC
PubChem CID	164888906

Physical properties
Physical form	Solid
LogP (XLogP3)	2.5
H-bond donors / acceptors	0 / 7
TPSA	71.9 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 Erlotinib Impurity 52?

The CAS Registry Number of Erlotinib Impurity 52 is 1683583-42-7. It is also known as 4-(1,1-Dimethylethoxy)-6,7-bis(2-methoxyethoxy)quinazoline, Erlotinib Impurity 145, Quinazoline, 4-(1,1-dimethylethoxy)-6,7-bis(2-methoxyethoxy)-.

What is the molecular formula and molecular weight of Erlotinib Impurity 52?

Erlotinib Impurity 52 has the molecular formula C18H26N2O5 and a molecular weight of 350.4 g/mol. Its IUPAC name is 6,7-bis(2-methoxyethoxy)-4-[(2-methylpropan-2-yl)oxy]quinazoline.

What is Erlotinib Impurity 52 used for?

Erlotinib Impurity 52 is supplied as a characterised reference material related to Erlotinib. 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 Erlotinib Impurity 52 can I order?

We supply Erlotinib Impurity 52 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 Erlotinib Impurity 52?

Yes. Every lot of Erlotinib Impurity 52 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 Erlotinib Impurity 52 be shipped internationally?

Yes. We export Erlotinib Impurity 52 worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.