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Linaclotide

Also known as: Constella, Linzess, Liclotide, CY-14, MM-416775, Cys-Cys-Glu-Tyr-Cys-Cys-Asn-Pro-Ala-Cys-Thr-Gly-Cys-Tyr (disulfide bridges: 1-6, 2-10, 5-13)

Linaclotide (CAS 851199-59-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C59H79N15O21S6 and a molecular weight of 1526.736 g/mol. Key properties include a boiling point of 2045.0±65.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 1190.5±34.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
851199-59-2
Jingsj CID
J-1987049-8
Molecular Formula
C59H79N15O21S6
Molecular Weight
1526.736 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point2045.0±65.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point1190.5±34.3 °C
Exact Mass1525.389893
PSA725.71000
LogP-5.84
Vapor Pressure0.0±0.3 mmHg at 25°C
Refractive Index1.712

Activity & Biological Data

Additional Information[1]. Bryant AP, et al. Linaclotide is a potent and selective guanylate cyclase C agonist that elicits pharmacological effects locally in the gastrointestinal tract. Life Sci. 2010 May 8;86(19-20):760-5. [2]. Love BL, et al. Linaclotide: a novel agent for chronic constipation and irritable bowel syndrome. Am J Health Syst Pharm. 2014 Jul 1;71(13):1081-91.

Frequently Asked Questions

What is the CAS number of Linaclotide?

The CAS number of Linaclotide is 851199-59-2.

What are the molecular formula and molecular weight of Linaclotide?

Linaclotide has molecular formula C59H79N15O21S6 and molecular weight 1526.736 g/mol.

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

Last updated:

How to cite: Jingsj. "Linaclotide (CAS 851199-59-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1987049-8 (accessed 2026-11-07).

Data for reference only; verify product details with suppliers before purchase.