7-Methyl Xanthine

Name: 7-Methyl Xanthine
Brand: Vaqora Chemicals
SKU: VQ-028324

About 7-Methyl Xanthine

Listed under CAS 552-62-5, 7-Methyl Xanthine is an impurity of Theophylline available from Vaqora Chemicals. With the molecular formula C6H6N4O2, it has a molar mass of 166.14 g/mol. The IUPAC name is 7-methyl-3H-purine-2,6-dione. It is also known as 7-Methylxanthin or Heteroxanthine.

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. It carries the GHS signal word “Warning” with 1 hazard statement. Review the Safety Data Sheet before use.

Pharmaceutical QC and development laboratories use this impurity standard of Theophylline to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, 7-Methyl Xanthine 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-Methyl Xanthine
Catalogue No.	VQ-028324
CAS Number	552-62-5
IUPAC name	7-methyl-3H-purine-2,6-dione
Molecular formula	C₆H₆N₄O₂
Molecular weight	166.14 g/mol
Exact mass	166.0491
Grade	Reference Standard
HSN code	38229090
InChIKey	PFWLFWPASULGAN-UHFFFAOYSA-N
SMILES	CN1C=NC2=C1C(=O)NC(=O)N2
PubChem CID	68374

Physical properties
Physical form	Solid
LogP (XLogP3)	-0.9
H-bond donors / acceptors	2 / 3
TPSA	76 Å²
Synonyms	7-Methylxanthin, Heteroxanthine, 3,7-Dihydro-7-methyl-1H-purine-2,6-dione, 1H-Purine-2,6-dione, 3,7-dihydro-7-methyl-, methyl xanthine, 7-methyl-2,3,6,7-tetrahydro-1H-purine-2,6-dione, Heteroxanthin, 2,6-Dihydroxy-7-methylpurine, 7-Methyl-1H-purine-2,6(3H,7H)-dione, Xanthine, 7-methyl-, 7-methyl-3,7-dihydro-1H-purine-2,6-dione

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed

Precautionary statements: P264, P270, P301 + P317, P330, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

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-Methyl Xanthine?

The CAS Registry Number of 7-Methyl Xanthine is 552-62-5. It is also known as 7-Methylxanthin, Heteroxanthine, 3,7-Dihydro-7-methyl-1H-purine-2,6-dione.

What is the molecular formula and molecular weight of 7-Methyl Xanthine?

7-Methyl Xanthine has the molecular formula C6H6N4O2 and a molecular weight of 166.14 g/mol. Its IUPAC name is 7-methyl-3H-purine-2,6-dione.

What is 7-Methyl Xanthine used for?

7-Methyl Xanthine 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-Methyl Xanthine can I order?

We supply 7-Methyl Xanthine 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-Methyl Xanthine?

Yes. Every lot of 7-Methyl Xanthine 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-Methyl Xanthine be shipped internationally?

Yes. 7-Methyl Xanthine is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.