Tetrahydrouridine
四氢尿苷
Also known as: THU, NSC 112907, 3,4,5,6-Tetrahydrouridine, Uridine, 3,4,5,6-tetrahydro-, 1-(β-D-Ribofuranosyl)-4-hydroxytetrahydro-2(1H)-pyrimidinone, UNII:0NIZ8H6OL8, Tetrahydro-uridin, 4-Hydroxy-1-(β-D-ribofuranosyl)tetrahydro-2(1H)-pyrimidinone
Tetrahydrouridine (CAS 18771-50-1) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C9H16N2O6 and a molecular weight of 248.233 g/mol. It is also known as THU, NSC 112907 and 3,4,5,6-Tetrahydrouridine. Key properties include a boiling point of 668.6±55.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 358.2±31.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 18771-50-1
- Jingsj CID
- J-1959840-6
- Molecular Formula
- C9H16N2O6
- Chinese Name
- 四氢尿苷
- Molecular Weight
- 248.233 g/mol
- Category
- Organic Compounds
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 668.6±55.0 °C at 760 mmHg |
|---|---|
| Density | 1.6±0.1 g/cm3 |
| Flash Point | 358.2±31.5 °C |
| Exact Mass | 248.100830 |
| PSA | 130.33000 |
| LogP | -1.85 |
| Vapor Pressure | 0.0±4.6 mmHg at 25°C |
| Refractive Index | 1.632 |
| Storage Conditions | 2-8℃ |
Activity & Biological Data
| Target | cytidine deaminase (CDA)[1] |
|---|---|
| Additional Information | [1]. Funamizu N, et al. Tetrahydrouridine inhibits cell proliferation through cell cycle regulation regardless of cytidine deaminase expression levels. PLoS One. 2012;7(5):e37424. [2]. Terse P, et al. Subchronic oral toxicity study of decitabine in combination with tetrahydrouridine in CD-1 mice. Int J Toxicol. 2014 Mar-Apr;33(2):75-85. |
Frequently Asked Questions
What is the CAS number of Tetrahydrouridine?
The CAS number of Tetrahydrouridine is 18771-50-1.
What are the molecular formula and molecular weight of Tetrahydrouridine?
Tetrahydrouridine has molecular formula C9H16N2O6 and molecular weight 248.233 g/mol.
What are the upstream and downstream products of Tetrahydrouridine?
For Tetrahydrouridine, Upstream Products: 5,6-Dihydrouridine.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Tetrahydrouridine (CAS 18771-50-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1959840-6 (accessed 2026-10-28).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.