2-Thiobarbituric acid
2-硫代巴比妥酸
Also known as: 4,6-Dihydroxy-2-mercaptopyrimidine, TBA, Malonylthiourea, 4,6-Dihydroxypyrimidine-2-thiol, 2-Mercapto-4,6(1H,5H)-pyrimidinedione, 2-Thioxodihydro-4,6(1H,5H)-pyrimidinedione, 2-Thiobarbituric Acid, Thiobarbituric acid, 4,6(1H,5H)-Pyrimidinedione, dihydro-2-thioxo-
- CAS No.
- 504-17-6
- Jingsj CID
- J-35831-0
- Molecular Formula
- C4H4N2O2S
- Chinese Name
- 2-硫代巴比妥酸
- Molecular Weight
- 144.152 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
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Request a quotePhysicochemical Properties
| Melting Point | 245 °C (dec.)(lit.) |
|---|---|
| Boiling Point | 463.4ºC at 760 mmHg |
| Density | 1.6±0.1 g/cm3 |
| Flash Point | 234ºC |
Frequently Asked Questions
What is the CAS number of 2-Thiobarbituric acid?
504-17-6
What are the molecular formula and molecular weight of 2-Thiobarbituric acid?
C4H4N2O2S, molecular weight 144.152 g/mol
Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026