![Molecular structure of (S)-3-Phenyl-2-[(pyrazin-2-ylcarbonyl)amino]propanoic acid (CAS 114457-94-2)](/images/chem_structures_svg/407/114457-94-2.svg)
(S)-3-Phenyl-2-[(pyrazin-2-ylcarbonyl)amino]propanoic acid
Also known as: N-(2-Pyrazinylcarbonyl)-L-phenylalanine, (2S)-3-phenyl-2-(pyrazine-2-carbonylamino)propanoic acid, Bortezomib Intermediate 2, Bortezomib INT B, Bortezomib impurity B, N-Pyrazinylcarbonyl-L-phenylalanine, N-(Pyrazinylcarbonyl)-L-phenylalanine, Bortezomib Acid Impurity, Bortezomib Impurity 6
(S)-3-Phenyl-2-[(pyrazin-2-ylcarbonyl)amino]propanoic acid (CAS 114457-94-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C14H13N3O3 and a molecular weight of 271.271 g/mol. Key properties include a melting point of 166-169 ºC, a boiling point of 573.8±50.0 °C at 760 mmHg, a density of 1.323 and a flash point of 300.8±30.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 114457-94-2
- Jingsj CID
- J-1313386-3
- Molecular Formula
- C14H13N3O3
- Molecular Weight
- 271.271 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 166-169 ºC |
|---|---|
| Boiling Point | 573.8±50.0 °C at 760 mmHg |
| Density | 1.323 |
| Flash Point | 300.8±30.1 °C |
| Exact Mass | 271.095703 |
| PSA | 92.18000 |
| LogP | 0.89 |
| Vapor Pressure | 0.0±1.7 mmHg at 25°C |
| Refractive Index | 1.613 |
| Storage Conditions | 2-8°C |
Customs & Trade Information
| HS Code | 2934999090 |
|---|---|
| Summary | 2934999090. other heterocyclic compounds. 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 (S)-3-Phenyl-2-[(pyrazin-2-ylcarbonyl)amino]propanoic acid?
The CAS number of (S)-3-Phenyl-2-[(pyrazin-2-ylcarbonyl)amino]propanoic acid is 114457-94-2.
What are the molecular formula and molecular weight of (S)-3-Phenyl-2-[(pyrazin-2-ylcarbonyl)amino]propanoic acid?
(S)-3-Phenyl-2-[(pyrazin-2-ylcarbonyl)amino]propanoic acid has molecular formula C14H13N3O3 and molecular weight 271.271 g/mol.
What are the upstream and downstream products of (S)-3-Phenyl-2-[(pyrazin-2-ylcarbonyl)amino]propanoic acid?
For (S)-3-Phenyl-2-[(pyrazin-2-ylcarbonyl)amino]propanoic acid, Upstream Products: 2-pyrazinecarbonyl chloride, L-Phenylalanine, N-Pyrazinylcarbonyl-L-phenylalanine Methyl Ester.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "(S)-3-Phenyl-2-[(pyrazin-2-ylcarbonyl)amino]propanoic acid (CAS 114457-94-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1313386-3 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.