Dihydrouracil
Also known as: 5,6-Dihydrouracil, 5,6-Dihydro-2,4-dihydroxypyrimidine, Hydrouracil, Dihydro-2,4(1H,3H)-pyrimidinedione, 2,4(1H,3H)-Pyrimidinedione, dihydro-, Dihydropyrimidine-2,4(1H,3H)-dione, 1,3-Diazinane-2,4-dione
Dihydrouracil (CAS 504-07-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4H6N2O2 and a molecular weight of 114.103 g/mol. Key properties include a melting point of 279-281 °C(lit.), a boiling point of 337.0±25.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 208.5±12.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 504-07-4
- Jingsj CID
- J-46130-3
- Molecular Formula
- C4H6N2O2
- Molecular Weight
- 114.103 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 279-281 °C(lit.) |
|---|---|
| Boiling Point | 337.0±25.0 °C at 760 mmHg |
| Density | 1.6±0.1 g/cm3 |
| Flash Point | 208.5±12.4 °C |
| Exact Mass | 114.042931 |
| PSA | 58.20000 |
| LogP | -1.83 |
| Vapor Pressure | 0.0±1.7 mmHg at 25°C |
| Refractive Index | 1.649 |
Activity & Biological Data
| Target | Human Endogenous Metabolite |
|---|
Customs & Trade Information
| HS Code | 2933599090 |
|---|---|
| Summary | 2933599090. other compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure. 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 Dihydrouracil?
The CAS number of Dihydrouracil is 504-07-4.
What are the molecular formula and molecular weight of Dihydrouracil?
Dihydrouracil has molecular formula C4H6N2O2 and molecular weight 114.103 g/mol.
What are the upstream and downstream products of Dihydrouracil?
For Dihydrouracil, Upstream Products: Uracil, Boc-GABA-OH, Perphenazine; Downstream Products: 3-Ureidopropionic acid, L-Alanine, Uracil.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Dihydrouracil (CAS 504-07-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-46130-3 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.