PTH-L-proline
Also known as: PTH-proline, phenylthiohydantoin L-proline, phenylthiohydantoin-proline, 2-phenyl-3-thioxohexahydro-1H-pyrrolo[1,2-c]imidazol-1-one, 2-phenyl-3-sulfanylidene-5,6,7,7a-tetrahydropyrrolo[2,1-e]imidazol-1-one, 2-phenyl-3-thioxo-5,6,7,7a-tetrahydropyrrolo[2,1-e]imidazol-1-one, hexahydro-2-phenyl-3-thioxo-1H-pyrrolo[1,2-c]imidazol-1-one
PTH-L-proline (CAS 4333-21-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H12N2OS and a molecular weight of 232.30600 g/mol. Key properties include a melting point of 179ºC, a boiling point of 339.4ºC at 760mmHg, a density of 1.38g/cm3 and a flash point of 159ºC. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.
- CAS No.
- 4333-21-5
- Jingsj CID
- J-25008-8
- Molecular Formula
- C12H12N2OS
- Molecular Weight
- 232.30600 g/mol
- Category
- Organic Acids
- Last updated
- 11/2/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 179ºC |
|---|---|
| Boiling Point | 339.4ºC at 760mmHg |
| Density | 1.38g/cm3 |
| Flash Point | 159ºC |
| Exact Mass | 307.09900 |
| PSA | 122.55000 |
| LogP | 1.54140 |
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 PTH-L-proline?
The CAS number of PTH-L-proline is 4333-21-5.
What are the molecular formula and molecular weight of PTH-L-proline?
PTH-L-proline has molecular formula C12H12N2OS and molecular weight 232.30600 g/mol.
What are the upstream and downstream products of PTH-L-proline?
For PTH-L-proline, Upstream Products: DL-Proline.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "PTH-L-proline (CAS 4333-21-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-25008-8 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.