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3-Amino-3-oxopropanoic acid

Also known as: Malonamic acid, Malonamidic acid, Propanoic acid, 3-amino-3-oxo-, 3-Amino-3-oxopropionic acid, 3-Oxo-3-aminopropionic acid, Carbamoylacetic acid, Milrinone Impurity 20, PR6

3-Amino-3-oxopropanoic acid (CAS 2345-56-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C3H5NO3 and a molecular weight of 103.07700 g/mol. Key properties include a boiling point of 424.4ºC at 760mmHg, a density of 1.402g/cm3 and a flash point of 210.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2345-56-4
Jingsj CID
J-1412237-3
Molecular Formula
C3H5NO3
Molecular Weight
103.07700 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point424.4ºC at 760mmHg
Density1.402g/cm3
Flash Point210.4ºC
Exact Mass103.02700
PSA80.39000
Vapor Pressure2.17E-08mmHg at 25°C
Refractive Index1.485

Customs & Trade Information

HS Code2924199090
Summary2924199090. 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 3-Amino-3-oxopropanoic acid?

The CAS number of 3-Amino-3-oxopropanoic acid is 2345-56-4.

What are the molecular formula and molecular weight of 3-Amino-3-oxopropanoic acid?

3-Amino-3-oxopropanoic acid has molecular formula C3H5NO3 and molecular weight 103.07700 g/mol.

What are the upstream and downstream products of 3-Amino-3-oxopropanoic acid?

For 3-Amino-3-oxopropanoic acid, Upstream Products: Ethyl 3-amino-3-oxopropanoate, Diethyl malonate, Malonamide; Downstream Products: Acetamide, Carbon dioxide, Malonic acid.

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

Last updated:

How to cite: Jingsj. "3-Amino-3-oxopropanoic acid (CAS 2345-56-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1412237-3 (accessed 2026-11-09).

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