Todralazine hydrochloride

盐酸托屈嗪

Also known as: 2-(1-phthalazinyl)hydrazinecarboxylic acid ethyl ester hydrochloride, 621-BT hydrochloride, apirachol, binazin, binazine, carbazic acid, 3-(1-phthalazinyl)-, ethyl ester, monohydrochloride, ecarazine, ecarazine hydrochloride, ethyl 3-(phthalazin-1-yl)carbazate hydrochloride, ethyl n-(phthalazin-1-ylamino)carbamate hydrochloride, hydrazinecarboxylic acid, 2-(1-phthalazinyl)-, ethyl ester, monohydrochloride, todralazine hcl, 3-phthalazin-1-yl-carbazidsaeure-aethylester, hydrochlorid

Todralazine hydrochloride (CAS 3778-76-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H13ClN4O2 and a molecular weight of 268.70000 g/mol. It is also known as 2-(1-phthalazinyl)hydrazinecarboxylic acid ethyl ester hydrochloride, 621-BT hydrochloride and apirachol. Key property: a density of 1.328g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3778-76-5
Jingsj CID
J-1957856-1
Molecular Formula
C11H13ClN4O2
Chinese Name
盐酸托屈嗪
Molecular Weight
268.70000 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Density1.328g/cm3

Frequently Asked Questions

What is the CAS number of Todralazine hydrochloride?

The CAS number of Todralazine hydrochloride is 3778-76-5.

What are the molecular formula and molecular weight of Todralazine hydrochloride?

Todralazine hydrochloride has molecular formula C11H13ClN4O2 and molecular weight 268.70000 g/mol.

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

Last updated:

How to cite: Jingsj. "Todralazine hydrochloride (CAS 3778-76-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1957856-1 (accessed 2026-10-26).

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