1,3-Diethyl-8-phenylxanthine

Also known as: DPX, DEPX, 8-Phenyl-1,3-diethylxanthine, 1,3-Diethyl-8-phenyl-7H-purine-2,6-dione, 1H-Purine-2,6-dione, 1,3-diethyl-3,7-dihydro-8-phenyl-, UNII-2GKGL, Lopac-A-003

1,3-Diethyl-8-phenylxanthine (CAS 75922-48-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C15H16N4O2 and a molecular weight of 284.31300 g/mol. Key properties include a melting point of 298-300ºC, a boiling point of 526.4ºC at 760 mmHg, a density of 1.272g/cm3 and a flash point of 272.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 75922-48-4
Jingsj CID: J-1512094-2
Molecular Formula: C₁₅H₁₆N₄O₂
Molecular Weight: 284.31300 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	298-300ºC
Boiling Point	526.4ºC at 760 mmHg
Density	1.272g/cm3
Flash Point	272.1ºC
Exact Mass	284.12700
PSA	72.68000
LogP	1.59310
Refractive Index	1.605

Frequently Asked Questions

What is the CAS number of 1,3-Diethyl-8-phenylxanthine?

The CAS number of 1,3-Diethyl-8-phenylxanthine is 75922-48-4.

What are the molecular formula and molecular weight of 1,3-Diethyl-8-phenylxanthine?

1,3-Diethyl-8-phenylxanthine has molecular formula C15H16N4O2 and molecular weight 284.31300 g/mol.

What are the upstream and downstream products of 1,3-Diethyl-8-phenylxanthine?

For 1,3-Diethyl-8-phenylxanthine, Upstream Products: 5,6-diamino-1,3-diethylpyrimidine-2,4(1H,3H)-dione, Benzaldehyde.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "1,3-Diethyl-8-phenylxanthine (CAS 75922-48-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1512094-2 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.