Trimethylcolchicinic acid

三甲基秋水仙酸

Also known as: N-Deacetylcolchiceine, Deacetylcolchiceine, Desacetylcolchiceine, NSC 36796, SKF 284, (S)-7-Amino-6,7-dihydro-10-hydroxy-1,2,3-trimethoxybenzo(a)heptalen-9(5H)-one, Colchicinic acid, trimethyl-

Trimethylcolchicinic acid (CAS 3482-37-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C19H21NO5 and a molecular weight of 343.37400 g/mol. It is also known as N-Deacetylcolchiceine, Deacetylcolchiceine and Desacetylcolchiceine. Key properties include a melting point of >230ºC (dec.), a boiling point of 629ºC at 760mmHg, a density of 1.32g/cm3 and a flash point of 334.2ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3482-37-9
Jingsj CID
J-1512089-6
Molecular Formula
C19H21NO5
Chinese Name
三甲基秋水仙酸
Molecular Weight
343.37400 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point>230ºC (dec.)
Boiling Point629ºC at 760mmHg
Density1.32g/cm3
Flash Point334.2ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of Trimethylcolchicinic acid?

The CAS number of Trimethylcolchicinic acid is 3482-37-9.

What are the molecular formula and molecular weight of Trimethylcolchicinic acid?

Trimethylcolchicinic acid has molecular formula C19H21NO5 and molecular weight 343.37400 g/mol.

Is Trimethylcolchicinic acid hazardous?

Trimethylcolchicinic acid 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. "Trimethylcolchicinic acid (CAS 3482-37-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1512089-6 (accessed 2026-10-26).

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