L-Alanyl-L-Cystine
Also known as: N,N'-di-L-alanyl-L-cystine, N,N'-bis-L-alanyl-L-cystine, (2R,2'R)-3,3'-disulfanediylbis(2-((S)-2-aminopropanamido)propanoic acid), L-Cysteine, L-alanyl-, bimol. (2→2')-disulfide
L-Alanyl-L-Cystine (CAS 115888-13-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H22N4O6S2 and a molecular weight of 382.456 g/mol. Key properties include a boiling point of 751.7±60.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 408.4±32.9 °C. It is listed by 1 supplier; request a quote for pricing. Record last updated Aug 21, 2026.
- CAS No.
- 115888-13-6
- Jingsj CID
- J-1394502-3
- Molecular Formula
- C12H22N4O6S2
- Molecular Weight
- 382.456 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
Made to Order | - | - | CN China |
Physicochemical Properties
| Boiling Point | 751.7±60.0 °C at 760 mmHg |
|---|---|
| Density | 1.4±0.1 g/cm3 |
| Flash Point | 408.4±32.9 °C |
| Exact Mass | 382.098083 |
| PSA | 235.44000 |
| LogP | 0.27 |
| Vapor Pressure | 0.0±5.4 mmHg at 25°C |
| Refractive Index | 1.603 |
Frequently Asked Questions
What is the CAS number of L-Alanyl-L-Cystine?
The CAS number of L-Alanyl-L-Cystine is 115888-13-6.
What are the molecular formula and molecular weight of L-Alanyl-L-Cystine?
L-Alanyl-L-Cystine has molecular formula C12H22N4O6S2 and molecular weight 382.456 g/mol.
Which suppliers offer L-Alanyl-L-Cystine?
1 supplier(s) listed; request a quote for pricing.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "L-Alanyl-L-Cystine (CAS 115888-13-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1394502-3 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.