3-Isothioureidopropionic acid
3-[(氨基亚氨基甲基)硫基]丙酸
Also known as: 3-(Amidinothio)propionic acid, S-Carboxyethylisothiuronium betaine, ATPN, Propanoic acid, 3-[(aminoiminomethyl)thio]-, 3-(Carbamimidoylsulfanyl)propanoic acid, S-Carboxyethylisothiuroniumbetaine(ATPN)
3-Isothioureidopropionic acid (CAS 5398-29-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C4H8N2O2S and a molecular weight of 148.184 g/mol. It is also known as 3-(Amidinothio)propionic acid, S-Carboxyethylisothiuronium betaine and ATPN. Key properties include a boiling point of 323.4±44.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 149.4±28.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 5398-29-8
- Jingsj CID
- J-1511297-6
- Molecular Formula
- C4H8N2O2S
- Chinese Name
- 3-[(氨基亚氨基甲基)硫基]丙酸
- Molecular Weight
- 148.184 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 323.4±44.0 °C at 760 mmHg |
|---|---|
| Density | 1.5±0.1 g/cm3 |
| Flash Point | 149.4±28.4 °C |
Frequently Asked Questions
What is the CAS number of 3-Isothioureidopropionic acid?
The CAS number of 3-Isothioureidopropionic acid is 5398-29-8.
What are the molecular formula and molecular weight of 3-Isothioureidopropionic acid?
3-Isothioureidopropionic acid has molecular formula C4H8N2O2S and molecular weight 148.184 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "3-Isothioureidopropionic acid (CAS 5398-29-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1511297-6 (accessed 2026-10-25).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.