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Boc-L-2,3-diaminopropionic acid

Also known as: N(alpha)-Boc-L-2,3-diaminopropionic acid, Boc-Dap-OH, Boc-Dpr-OH, 3-amino-N-(tert-butoxycarbonyl)-L-alanine, Nα-Boc-L-2,3-diaminopropionic acid, N-Boc-beta-amino-L-alanine, (2S)-3-amino-2-[(2-methylpropan-2-yl)oxycarbonylamino]propanoic acid, (2S)-3-amino-2-{[(tert-butoxy)carbonyl]amino}propanoic acid, 3-amino-(tert-butoxycarbonyl)-L-alanine, 3-Amino-N-{[(2-methyl-2-propanyl)oxy]carbonyl}-L-alanine, L-Alanine, 3-amino-N-[(1,1-dimethylethoxy)carbonyl]-, Boc-Dapa-OH, N-alpha-(Boc)-2,3-diaminopropionic acid

Boc-L-2,3-diaminopropionic acid (CAS 73259-81-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H16N2O4 and a molecular weight of 204.22 g/mol. Key properties include a melting point of 210ºC (dec.), a boiling point of 364.4±37.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 174.2±26.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
73259-81-1
Jingsj CID
J-31701-1
Molecular Formula
C8H16N2O4
Molecular Weight
204.22 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point210ºC (dec.)
Boiling Point364.4±37.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point174.2±26.5 °C
Exact Mass204.111008
PSA101.65000
LogP0.84
Vapor Pressure0.0±1.7 mmHg at 25°C
Refractive Index1.489

Frequently Asked Questions

What is the CAS number of Boc-L-2,3-diaminopropionic acid?

The CAS number of Boc-L-2,3-diaminopropionic acid is 73259-81-1.

What are the molecular formula and molecular weight of Boc-L-2,3-diaminopropionic acid?

Boc-L-2,3-diaminopropionic acid has molecular formula C8H16N2O4 and molecular weight 204.22 g/mol.

What are the upstream and downstream products of Boc-L-2,3-diaminopropionic acid?

For Boc-L-2,3-diaminopropionic acid, Upstream Products: tert-butyl N-[(3S)-2-oxooxetan-3-yl]carbamate.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Boc-L-2,3-diaminopropionic acid (CAS 73259-81-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-31701-1 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.