7-Ethyl Theophylline

About 7-Ethyl Theophylline

7-Ethyl Theophylline is an impurity of Theophylline carrying the CAS registry number 23043-88-1. With the molecular formula C9H12N4O2, it has a molar mass of 208.22 g/mol. Systematically, it is named 7-ethyl-1,3-dimethylpurine-2,6-dione. Alternative names: Ethyltheophylline and Theophylline, 7-ethyl-.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Good laboratory practice and suitable PPE are recommended during handling.

This Theophylline impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, 7-Ethyl Theophylline is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

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

Industries

Related to Theophylline

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

Theophylline impurities

Specifications & identifiers

Chemical identifiers
Product name	7-Ethyl Theophylline
Catalogue No.	VQ-034186
CAS Number	23043-88-1
IUPAC name	7-ethyl-1,3-dimethylpurine-2,6-dione
Molecular formula	C₉H₁₂N₄O₂
Molecular weight	208.22 g/mol
Exact mass	208.096
Grade	Reference Standard
HSN code	38229090
InChIKey	RPOQNHMXOPWCEK-UHFFFAOYSA-N
SMILES	CCN1C=NC2=C1C(=O)N(C(=O)N2C)C
PubChem CID	89976

Physical properties
Physical form	Solid
LogP (XLogP3)	-0.2
H-bond donors / acceptors	0 / 3
TPSA	58.4 Å²
Synonyms	Ethyltheophylline, Theophylline, 7-ethyl-, 7-Ethyl-1,3-dimethylxanthine, Ethylteofyllin, Ethyltheophylline (VAN), 1H-Purine-2,6-dione, 7-ethyl-3,7-dihydro-1,3-dimethyl-, 7-Ethyl-1,3-dimethyl-3,7-dihydro-1H-purine-2,6-dione, Theophylline, 7-ethyl-(8CI), 1H-Purine-2,6-dione, 7-ethyl-3,7-dihydro-1,3-dimethyl-(9CI), 7-Ethyl-1,3-dimethyl-1H-purine-2,6(3H,7H)-dione, 7-ethyl-1,3-dimethyl-2,3,6,7-tetrahydro-1H-purine-2,6-dione

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 7-Ethyl Theophylline?

The CAS Registry Number of 7-Ethyl Theophylline is 23043-88-1. It is also known as Ethyltheophylline, Theophylline, 7-ethyl-, 7-Ethyl-1,3-dimethylxanthine.

What is the molecular formula and molecular weight of 7-Ethyl Theophylline?

7-Ethyl Theophylline has the molecular formula C9H12N4O2 and a molecular weight of 208.22 g/mol. Its IUPAC name is 7-ethyl-1,3-dimethylpurine-2,6-dione.

What is 7-Ethyl Theophylline used for?

7-Ethyl Theophylline is supplied as a characterised reference material related to Theophylline. 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 7-Ethyl Theophylline can I order?

We supply 7-Ethyl Theophylline 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 7-Ethyl Theophylline?

Yes. Every lot of 7-Ethyl Theophylline 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 7-Ethyl Theophylline be shipped internationally?

Yes. We export 7-Ethyl Theophylline worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.