1,3-Dimethyluric acid
Also known as: 1,3-Dimethylurate, Oxytheophylline, Ba 2751, NSC 95854, Uric acid, 1,3-dimethyl-, 1,3-Dimethyl-2,6,8-trihydroxypurine, 1,3-Dimethyl-7,9-dihydro-1H-purine-2,6,8(3H)-trione, Theophylline impurity E, EINECS 213-410-1, MFCD00009740
1,3-Dimethyluric acid (CAS 944-73-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H8N4O3 and a molecular weight of 196.16300 g/mol. Key properties include a melting point of ≥300ºC(lit.), a boiling point of 520.2ºC at 760mmHg, a density of 1.63g/cm3 and a flash point of 268.4ºC. No supplier offers are currently listed; request a quote. Record last updated Nov 3, 2026.
- CAS No.
- 944-73-0
- Jingsj CID
- J-12101-7
- Molecular Formula
- C7H8N4O3
- Molecular Weight
- 196.16300 g/mol
- Category
- Organic Acids
- Last updated
- 11/3/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | ≥300ºC(lit.) |
|---|---|
| Boiling Point | 520.2ºC at 760mmHg |
| Density | 1.63g/cm3 |
| Flash Point | 268.4ºC |
| Exact Mass | 196.06000 |
| PSA | 92.65000 |
| Refractive Index | 1.675 |
| Additional Property | 1 M NH4OH: soluble50mg/mL, clear to slightly hazy, colorless to faintly yellow |
Activity & Biological Data
| Target | Human Endogenous Metabolite |
|---|
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 1,3-Dimethyluric acid?
The CAS number of 1,3-Dimethyluric acid is 944-73-0.
What are the molecular formula and molecular weight of 1,3-Dimethyluric acid?
1,3-Dimethyluric acid has molecular formula C7H8N4O3 and molecular weight 196.16300 g/mol.
What are the upstream and downstream products of 1,3-Dimethyluric acid?
For 1,3-Dimethyluric acid, Upstream Products: Theophylline, 1-Methyluric acid, iodomethane; Downstream Products: Oxaluric acid, Oxalic acid, 8-Chlorotheophylline.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "1,3-Dimethyluric acid (CAS 944-73-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-12101-7 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.