Lysergic acid ethylamide

麦角酸乙酰胺

Also known as: LAE-32, N-Ethyllysergamide, 6-Methyl-9,10-didehydroergoline-8β-carboxylic acid ethylamide, D-Lysergic acid monoethylamide, Deethyl LSD, 9,10-Didehydro-N-ethyl-6-methylergoline-8β-carboxamide

Lysergic acid ethylamide (CAS 478-99-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C18H21N3O and a molecular weight of 295.37900 g/mol. It is also known as LAE-32, N-Ethyllysergamide and 6-Methyl-9,10-didehydroergoline-8β-carboxylic acid ethylamide. Key properties include a boiling point of 576.9°C at 760 mmHg, a density of 1.25g/cm3 and a flash point of 302.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
478-99-9
Jingsj CID
J-1525030-6
Molecular Formula
C18H21N3O
Chinese Name
麦角酸乙酰胺
Molecular Weight
295.37900 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point576.9°C at 760 mmHg
Density1.25g/cm3
Flash Point302.7 °C

Frequently Asked Questions

What is the CAS number of Lysergic acid ethylamide?

The CAS number of Lysergic acid ethylamide is 478-99-9.

What are the molecular formula and molecular weight of Lysergic acid ethylamide?

Lysergic acid ethylamide has molecular formula C18H21N3O and molecular weight 295.37900 g/mol.

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

Last updated:

How to cite: Jingsj. "Lysergic acid ethylamide (CAS 478-99-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1525030-6 (accessed 2026-10-26).

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