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Beta-Sitosterol

Also known as: β-Sitosterol, Stigmast-5-en-3-ol, (3β)-Stigmast-5-en-3-ol, 22,23-Dihydrostigmasterol, 24β-Ethylcholesterol, α-Dihydrofucosterol, α-Phytosterol, Sitosterol, Sitosterin, Prostasal, Cinchol, Quebrachol, Rhamnol, Nimbosterol, Harzol, Angelicin (steroid), Sobatum

Beta-Sitosterol (CAS 83-46-5) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C29H50O and a molecular weight of 414.707 g/mol. Key properties include a melting point of 139-142 ºC, a boiling point of 501.9±19.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 220.4±13.7 °C. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed, H315 — Causes skin irritation and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
83-46-5
Jingsj CID
J-29681-6
Molecular Formula
C29H50O
Molecular Weight
414.707 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Melting Point139-142 ºC
Boiling Point501.9±19.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point220.4±13.7 °C
Exact Mass414.386169
PSA20.23000
LogP10.73
Vapor Pressure0.0±2.9 mmHg at 25°C
Refractive Index1.521
Additional PropertyINSOLUBLE

GHS Safety & Compliance

Acute Toxicity / Health HazardSignal word: Danger
  • H302 — Harmful if swallowed
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H331 — Toxic if inhaled
  • H336 — May cause drowsiness or dizziness
  • H351 — Suspected of causing cancer
  • H372 — Causes damage to organs through prolonged exposure

Activity & Biological Data

TargetIC50: 99.99±1.86 μg/mL (PPL)[1]
Additional Information[1]. Ong SL, et al. Porcine Pancreatic Lipase Inhibitory Agent Isolated from Medicinal Herb and Inhibition Kinetics of Extracts from Eleusine indica (L.) Gaertner. J Pharm (Cairo). 2016;2016:8764274. [2]. Tariq A, et al. Ethnomedicines and anti-parasitic activities of Pakistani medicinal plants against Plasmodia and Leishmania parasites. Ann Clin Microbiol Antimicrob. 2016 Sep 20;15(1):52. [3]. Zhao D, et al. Structural Features and Potent Antidepressant Effects of Total Sterols and β-sitosterol Extracted from Sargassum horneri. Mar Drugs. 2016 Jun 28;14(7).

Frequently Asked Questions

What is the CAS number of Beta-Sitosterol?

The CAS number of Beta-Sitosterol is 83-46-5.

What are the molecular formula and molecular weight of Beta-Sitosterol?

Beta-Sitosterol has molecular formula C29H50O and molecular weight 414.707 g/mol.

Is Beta-Sitosterol hazardous?

Beta-Sitosterol has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H315 — Causes skin irritation; H319 — Causes serious eye irritation.

What are the upstream and downstream products of Beta-Sitosterol?

For Beta-Sitosterol, Upstream Products: β-Sitosterol acetate, Stigmasterol, Daucosterol; Downstream Products: Daucosterol, Epitestosterone, β-Sitosterol acetate.

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

Last updated:

How to cite: Jingsj. "Beta-Sitosterol (CAS 83-46-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-29681-6 (accessed 2026-11-06).

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