Toremifene citrate

枸橼酸托瑞米芬

Also known as: Fareston, FC1157a, NK622, 2-[4-[(Z)-4-chloro-1,2-diphenylbut-1-enyl]phenoxy]-N,N-dimethylethanamine;2-hydroxypropane-1,2,3-tricarboxylic acid, 2-[4-[(1Z)-4-chloro-1,2-diphenyl-1-buten-1-yl]phenoxy]-N,N-dimethylethanamine 2-hydroxy-1,2,3-propanetricarboxylate (1:1), Ethanamine, 2-[4-[(1Z)-4-chloro-1,2-diphenyl-1-buten-1-yl]phenoxy]-N,N-dimethyl-, 2-hydroxy-1,2,3-propanetricarboxylate (1:1) (salt), Toremifene citrate salt, Toremifene (citrate)

Toremifene citrate (CAS 89778-27-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C32H36ClNO8 and a molecular weight of 598.083 g/mol. It is also known as Fareston, FC1157a and NK622. Key properties include a melting point of 158-164ºC, a boiling point of 535.1ºC at 760 mmHg, a density of 1.045g/cm3 and a flash point of 277.4ºC. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed, H318 — Causes serious eye damage and H410 — Very toxic to aquatic life with long lasting effects. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
89778-27-8
Jingsj CID
J-1986410-9
Molecular Formula
C32H36ClNO8
Chinese Name
枸橼酸托瑞米芬
Molecular Weight
598.083 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point158-164ºC
Boiling Point535.1ºC at 760 mmHg
Density1.045g/cm3
Flash Point277.4ºC
Exact Mass597.212952
PSA144.60000
LogP4.96650
Refractive Index1.416-1.418
Storage Conditions-20°C Freezer
Additional PropertyDMSO: >10mg/mL

GHS Safety & Compliance

Corrosion / Irritant / Environmental HazardSignal word: Danger
  • H302 — Harmful if swallowed
  • H318 — Causes serious eye damage
  • H410 — Very toxic to aquatic life with long lasting effects

Activity & Biological Data

Additional Information[1]. Matthew R Smith, Selective Estrogen Receptor Modulators to Prevent Treatment-Related Osteoporosis.Rev Urol. 2005; 7(Suppl 3): S30-S35. [2]. Gauri J Sabnis, Luciana Macedo, Olga Goloubeva, Toremifene - Atamestane; Alone or In Combination: Predictions from the Preclinical Intratumoral Aromatase Model. J Steroid Biochem Mol Biol. 2008 January; 108(1-2): 1-7. [3]. Taneja SS, Morton R, Barnette G, Prostate cancer diagnosis among men with isolated high-grade intraepithelial neoplasia enrolled onto a 3-year prospective phase III clinical trial of oral toremifene. J Clin Oncol. 2013 Feb 10;31(5):523-9.

Customs & Trade Information

HS Code2942000000

Frequently Asked Questions

What is the CAS number of Toremifene citrate?

The CAS number of Toremifene citrate is 89778-27-8.

What are the molecular formula and molecular weight of Toremifene citrate?

Toremifene citrate has molecular formula C32H36ClNO8 and molecular weight 598.083 g/mol.

Is Toremifene citrate hazardous?

Toremifene citrate has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H318 — Causes serious eye damage; H410 — Very toxic to aquatic life with long lasting effects.

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

Last updated:

How to cite: Jingsj. "Toremifene citrate (CAS 89778-27-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1986410-9 (accessed 2026-10-28).

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