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5-amino-5-oxopentanoic acid

Also known as: Glutaramic acid, 4-carbamoylbutanoic acid, 4-carbamoylbutyric acid, 4-carboxybutyramide, Glutaramidic acid, Glutaric acid monoamide, Glutarylmonoamide

5-amino-5-oxopentanoic acid (CAS 25335-74-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C5H9NO3 and a molecular weight of 131.13000 g/mol. Key properties include a melting point of 94 °C, a boiling point of 421.5ºC at 760mmHg, a density of 1.231g/cm3 and a flash point of 208.7ºC. It is classified under GHS with signal word Warning and hazard statements H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
25335-74-4
Jingsj CID
J-1519006-4
Molecular Formula
C5H9NO3
Molecular Weight
131.13000 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point94 °C
Boiling Point421.5ºC at 760mmHg
Density1.231g/cm3
Flash Point208.7ºC
Exact Mass131.05800
PSA80.39000
LogP0.42690
Vapor Pressure2.75E-08mmHg at 25°C
Refractive Index1.481

GHS Safety & Compliance

IrritantSignal word: Warning
  • H319 — Causes serious eye irritation

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 5-amino-5-oxopentanoic acid?

The CAS number of 5-amino-5-oxopentanoic acid is 25335-74-4.

What are the molecular formula and molecular weight of 5-amino-5-oxopentanoic acid?

5-amino-5-oxopentanoic acid has molecular formula C5H9NO3 and molecular weight 131.13000 g/mol.

Is 5-amino-5-oxopentanoic acid hazardous?

5-amino-5-oxopentanoic acid has GHS signal word Warning and hazard statements H319 — Causes serious eye irritation.

What are the upstream and downstream products of 5-amino-5-oxopentanoic acid?

For 5-amino-5-oxopentanoic acid, Upstream Products: Glutaric anhydride, L-Lysine; Downstream Products: 4-Cyanobutanoic acid, Glutarimide, 2,6-Dichloropyridine-3,5-dicarbaldehyde.

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

Last updated:

How to cite: Jingsj. "5-amino-5-oxopentanoic acid (CAS 25335-74-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1519006-4 (accessed 2026-11-09).

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