L-Alanyl-L-alanine
Also known as: H-Ala-Ala-OH, Ala-Ala, (2S)-2-[(2S)-2-aminopropanamido]propanoic acid, (2S)-2-[[(2S)-2-amino-1-oxopropyl]amino]propanoic acid, (2S)-2-[[(2S)-2-aminopropanoyl]amino]propanoic acid, (S)-2-((S)-2-Aminopropanamido)propanoic acid, N-L-Alanyl-L-alanine, MFCD00008075, EINECS 217-751-7
L-Alanyl-L-alanine (CAS 1948-31-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H12N2O3 and a molecular weight of 160.17100 g/mol. Key properties include a melting point of 280-285 °C(lit.), a boiling point of 402.6ºC at 760 mmHg, a density of 1.208 g/cm3 and a flash point of 197.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 1948-31-8
- Jingsj CID
- J-1071650-4
- Molecular Formula
- C6H12N2O3
- Molecular Weight
- 160.17100 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 280-285 °C(lit.) |
|---|---|
| Boiling Point | 402.6ºC at 760 mmHg |
| Density | 1.208 g/cm3 |
| Flash Point | 197.3ºC |
| Exact Mass | 160.08500 |
| PSA | 92.42000 |
| LogP | 0.01410 |
| Vapor Pressure | 1.31E-07mmHg at 25°C |
| Refractive Index | 1.4771 (30ºC) |
| Additional Property | H2O: 0.1 g/mL, clear |
Customs & Trade Information
| HS Code | 2924199090 |
|---|---|
| Summary | 2924199090. other acyclic amides (including acyclic carbamates) and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of L-Alanyl-L-alanine?
The CAS number of L-Alanyl-L-alanine is 1948-31-8.
What are the molecular formula and molecular weight of L-Alanyl-L-alanine?
L-Alanyl-L-alanine has molecular formula C6H12N2O3 and molecular weight 160.17100 g/mol.
What are the upstream and downstream products of L-Alanyl-L-alanine?
For L-Alanyl-L-alanine, Upstream Products: L-Alanine; Downstream Products: D-Alanine, L-Alanine, Fmoc-Ala-Ala-OH.
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-alanine (CAS 1948-31-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1071650-4 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.