Aminopterin

氨基蝶呤

Also known as: 4-Aminofolic acid, 4-Amino-PGA, 4-Aminopteroyl-L-glutamic acid, 4-Aminopteroylglutamic acid, AGPA, Aminopterine, NSC 739, apga, N-(4-{[(2,4-diaminopteridin-6-yl)methyl]amino}benzoyl)-L-glutamic acid, L-Glutamic acid, N-[4-[[(2,4-diamino-6-pteridinyl)methyl]amino]benzoyl]-

Aminopterin (CAS 54-62-6) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C19H20N8O5 and a molecular weight of 440.413 g/mol. It is also known as 4-Aminofolic acid, 4-Amino-PGA and 4-Aminopteroyl-L-glutamic acid. Key properties include a melting point of 228-235 °C (dec.) and a density of 1.6±0.1 g/cm3. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
54-62-6
Jingsj CID
J-36764-6
Molecular Formula
C19H20N8O5
Chinese Name
氨基蝶呤
Molecular Weight
440.413 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point228-235 °C (dec.)
Density1.6±0.1 g/cm3

GHS Safety & Compliance

Acute Toxicity / Health HazardSignal word: Danger

Frequently Asked Questions

What is the CAS number of Aminopterin?

The CAS number of Aminopterin is 54-62-6.

What are the molecular formula and molecular weight of Aminopterin?

Aminopterin has molecular formula C19H20N8O5 and molecular weight 440.413 g/mol.

Is Aminopterin hazardous?

Aminopterin has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "Aminopterin (CAS 54-62-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-36764-6 (accessed 2026-10-22).

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