![Molecular structure of (2S)-2-[[(2S)-2-cyclohexyl-2-(pyrazine-2-carbonylamino)acetyl]amino]-3,3-dimethylbutanoic acid (CAS 402958-96-7)](/images/chem_structures_svg/218/402958-96-7.svg)
(2S)-2-[[(2S)-2-cyclohexyl-2-(pyrazine-2-carbonylamino)acetyl]amino]-3,3-dimethylbutanoic acid
Also known as: Telaprevir intermediate 3, (S)-2-((S)-2-cyclohexyl-2-(pyrazine-2-carboxamido)acetamido)-3,3-dimethylbutanoic acid, L-Valine, (2S)-2-cyclohexyl-N-(2-pyrazinylcarbonyl)glycyl-3-methyl-, (2S)-2-cyclohexyl-N-(2-pyrazinylcarbonyl)glycyl-3-methyl-L-valine, (2S)-2-cyclohexyl-N-(pyrazinylcarbonyl)glycyl-3-methyl-L-valine, N-{(2S)-2-cyclohexyl-2-[(2-pyrazinylcarbonyl)amino]acetyl}-3-methyl-L-valine, (2S)-2-[[(2S)-2-cyclohexyl-2-(pyrazine-2-carbonylamino)acetyl]amino]-3,3-dimethylbutanoic acid, (S)-2-[(S)-2-cyclohexyl-2-[(pyrazinyl-2-carbonyl)amino]acetylamino]-3,3-dimethylbutyric acid, VX950 intermediate 3
(2S)-2-[[(2S)-2-cyclohexyl-2-(pyrazine-2-carbonylamino)acetyl]amino]-3,3-dimethylbutanoic acid (CAS 402958-96-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C19H28N4O4 and a molecular weight of 376.450 g/mol. Key properties include a boiling point of 677.6±55.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 363.6±31.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 402958-96-7
- Jingsj CID
- J-1971938-1
- Molecular Formula
- C19H28N4O4
- Molecular Weight
- 376.450 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 677.6±55.0 °C at 760 mmHg |
|---|---|
| Density | 1.2±0.1 g/cm3 |
| Flash Point | 363.6±31.5 °C |
| Exact Mass | 376.211060 |
| PSA | 121.28000 |
| LogP | 2.52 |
| Vapor Pressure | 0.0±2.2 mmHg at 25°C |
| Refractive Index | 1.546 |
| Storage Conditions | 2-8°C |
Activity & Biological Data
| Additional Information | [1]. Luckose F, et al. Effects of amino acid derivatives on physical, mental, and physiological activities. Crit Rev Food Sci Nutr. 2015;55(13):1793-1144. |
|---|
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 (2S)-2-[[(2S)-2-cyclohexyl-2-(pyrazine-2-carbonylamino)acetyl]amino]-3,3-dimethylbutanoic acid?
The CAS number of (2S)-2-[[(2S)-2-cyclohexyl-2-(pyrazine-2-carbonylamino)acetyl]amino]-3,3-dimethylbutanoic acid is 402958-96-7.
What are the molecular formula and molecular weight of (2S)-2-[[(2S)-2-cyclohexyl-2-(pyrazine-2-carbonylamino)acetyl]amino]-3,3-dimethylbutanoic acid?
(2S)-2-[[(2S)-2-cyclohexyl-2-(pyrazine-2-carbonylamino)acetyl]amino]-3,3-dimethylbutanoic acid has molecular formula C19H28N4O4 and molecular weight 376.450 g/mol.
What are the upstream and downstream products of (2S)-2-[[(2S)-2-cyclohexyl-2-(pyrazine-2-carbonylamino)acetyl]amino]-3,3-dimethylbutanoic acid?
For (2S)-2-[[(2S)-2-cyclohexyl-2-(pyrazine-2-carbonylamino)acetyl]amino]-3,3-dimethylbutanoic acid, Upstream Products: Boc-L-Cyclohexylglycine, 2-Pyrazinecarboxylic acid, L-tert-Leucine methyl ester hydrochloride; Downstream Products: (1S,3aR,6aS)-2-((S)-2-((S)-2-cyclohexyl-2-(pyrazine-2-carboxamido)acetamido)-3,3-dimethylbutanoyl)octahydrocyclopenta[c]pyrrole-1-carboxylic acid, Telaprevir.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "(2S)-2-[[(2S)-2-cyclohexyl-2-(pyrazine-2-carbonylamino)acetyl]amino]-3,3-dimethylbutanoic acid (CAS 402958-96-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1971938-1 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.