Allantoin

尿囊素

Also known as: (2,5-dioxo-4-imidazolidinyl)urea, 5-ureidohydantoin, glyoxyldiureide, Alantan, Cordianine, Egopsoryl, Sebical, Allantol, Alphosyl, DL-Allantoin

Allantoin (CAS 97-59-6) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C4H6N4O3 and a molecular weight of 158.115 g/mol. It is also known as (2,5-dioxo-4-imidazolidinyl)urea, 5-ureidohydantoin and glyoxyldiureide. Key properties include a melting point of 230 °C (dec.)(lit.), a boiling point of 478ºC, a density of 1.7±0.1 g/cm3 and a flash point of 230-234°C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
97-59-6
Jingsj CID
J-2774-0
Molecular Formula
C4H6N4O3
Chinese Name
尿囊素
Molecular Weight
158.115 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point230 °C (dec.)(lit.)
Boiling Point478ºC
Density1.7±0.1 g/cm3
Flash Point230-234°C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of Allantoin?

The CAS number of Allantoin is 97-59-6.

What are the molecular formula and molecular weight of Allantoin?

Allantoin has molecular formula C4H6N4O3 and molecular weight 158.115 g/mol.

Is Allantoin hazardous?

Allantoin has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "Allantoin (CAS 97-59-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-2774-0 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.