Cysteamine bitartrate

半胱胺酒石酸盐

Also known as: (mercaptoethyl)ammonium hydrogen tartrate, Mercaptamine bitartrate, Cystagon, 2-Aminoethanethiol (2R,3R)-2,3-dihydroxysuccinate, β-Mercaptoethylamine bitartrate, Procysbi

Cysteamine bitartrate (CAS 27761-19-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H12NO6S and a molecular weight of 226.228 g/mol. It is also known as (mercaptoethyl)ammonium hydrogen tartrate, Mercaptamine bitartrate and Cystagon. Key properties include a melting point of 97-98.5ºC, a boiling point of 133.6ºC at 760mmHg, a density of 0.973g/cm3 and a flash point of 34.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
27761-19-9
Jingsj CID
J-1514555-6
Molecular Formula
C6H12NO6S
Chinese Name
半胱胺酒石酸盐
Molecular Weight
226.228 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point97-98.5ºC
Boiling Point133.6ºC at 760mmHg
Density0.973g/cm3
Flash Point34.6ºC

Frequently Asked Questions

What is the CAS number of Cysteamine bitartrate?

The CAS number of Cysteamine bitartrate is 27761-19-9.

What are the molecular formula and molecular weight of Cysteamine bitartrate?

Cysteamine bitartrate has molecular formula C6H12NO6S and molecular weight 226.228 g/mol.

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

Last updated:

How to cite: Jingsj. "Cysteamine bitartrate (CAS 27761-19-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1514555-6 (accessed 2026-10-26).

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