4-(1,3-dimethyl-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)butanoic acid

Also known as: 8-(3-Carboxypropyl)-1,3-dimethylxanthine, 8-(3-Carboxypropyl)theophylline, Theophylline-8-butyric acid, 8-(3-Carboxypropyl)-1,3-dimethyl-2,6-dioxo-1,2,3,6-tetrahydro-7H-purine, 1H-Purine-8-butanoic acid, 2,3,6,7-tetrahydro-1,3-dimethyl-2,6-dioxo-, 2,3,6,7-Tetrahydro-1,3-dimethyl-2,6-dioxo-1H-purine-8-butanoic acid, 2,3,6,7-Tetrahydro-1,3-dimethyl-2,6-dioxo-1H-purine-8-butyric acid, 4-(1,3-Dimethylxanth-8-yl)butyric acid, 4-(1,3-Dimethyl-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)butanoic acid

4-(1,3-dimethyl-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)butanoic acid (CAS 5438-71-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H14N4O4 and a molecular weight of 266.25300 g/mol. Key properties include a boiling point of 613.3ºC at 760mmHg, a density of 1.451g/cm3 and a flash point of 324.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 5438-71-1
Jingsj CID: J-7624-4
Molecular Formula: C₁₁H₁₄N₄O₄
Molecular Weight: 266.25300 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	613.3ºC at 760mmHg
Density	1.451g/cm3
Flash Point	324.7ºC
Exact Mass	266.10200
PSA	109.98000
Refractive Index	1.609

Customs & Trade Information

HS Code	2933990090
Summary	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 4-(1,3-dimethyl-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)butanoic acid?

The CAS number of 4-(1,3-dimethyl-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)butanoic acid is 5438-71-1.

What are the molecular formula and molecular weight of 4-(1,3-dimethyl-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)butanoic acid?

4-(1,3-dimethyl-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)butanoic acid has molecular formula C11H14N4O4 and molecular weight 266.25300 g/mol.

What are the upstream and downstream products of 4-(1,3-dimethyl-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)butanoic acid?

For 4-(1,3-dimethyl-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)butanoic acid, Upstream Products: 5,6-Diamino-1,3-dimethyluracil, 5,5'-oxybis(5-oxopentanoic acid), Glutaric anhydride.

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. "4-(1,3-dimethyl-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)butanoic acid (CAS 5438-71-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-7624-4 (accessed 2026-11-09).

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