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Cardiovascular and metabolic drugs

Sitostanol

Also known as Stigmastanol, Spinastanol, Dihydrositosterin

CAS 83-45-4Formula C29H52OMolar mass 416.73 g/molEC 201-479-0
GHS signal word: Warning. Pictograms: Harmful or irritant 5 suppliers listed
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Sitostanol chemical structure, C29H52O, CAS 83-45-4
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
83-45-4
Formula
C29H52O
Molar mass
416.73 g/mol
EC number
201-479-0
HS code
290613
Category
Cardiovascular and metabolic drugs

What is Sitostanol?

Plain description, key identifiers and synonyms

Stigmastanol is a 3-hydroxy steroid that is 5alpha-stigmastane which is substituted at the 3beta position by a hydroxy group. It has a role as an anticholesteremic drug and a plant metabolite. It is a member of phytosterols and a 3-hydroxy steroid. It derives from a hydride of a 5alpha-stigmastane.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(3S,5S,8R,9S,10S,13R,14S,17R)-17-[(2R,5R)-5-ethyl-6-methylheptan-2-yl]-10,13-dimethyl-2,3,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-ol
CAS number
83-45-4Other or deprecated CAS: 138126-65-5, 19466-47-8
EC number
201-479-0
Molecular formula
C29H52O
UNII
C2NJ9WO6O7
MDL number
MFCD11109453
InChIKey
LGJMUZUPVCAVPU-HRJGVYIJSA-N
InChI
InChI=1S/C29H52O/c1-7-21(19(2)3)9-8-20(4)25-12-13-26-24-11-10-22-18-23(30)14-16-28(22,5)27(24)15-17-29(25,26)6/h19-27,30H,7-18H2,1-6H3/t20-,21-,22+,23+,24+,25-,26+,27+,28+,29-/m1/s1
Canonical SMILES
CCC(CCC(C)C1CCC2C3CCC4CC(O)CCC4(C)C3CCC12C)C(C)C
Isomeric SMILES
CC[C@H](CC[C@@H](C)[C@H]1CC[C@@H]2[C@@]1(CC[C@H]3[C@H]2CC[C@@H]4[C@@]3(CC[C@@H](C4)O)C)C)C(C)C

Synonyms

  • Stigmastanol
  • Spinastanol
  • Dihydrositosterin
  • 5alpha-Stigmastan-3beta-ol
  • 24alpha-Ethylcholestanol
  • 5,6-Dihydro-beta-sitosterol
  • Dihydro-beta-sitosterol
  • Stigmastan-3-ol, (3beta,5alpha)-
  • Dihydrositosterol
  • (3 beta,5 alpha)-stigmastan-3-ol
  • 24 alpha-ethyl-5alpha-choestan-3beta-ol
  • Fucostanol
  • (3beta,5alpha)-Stigmastan-3-ol
  • beta-Sitosterol, dihydro-
  • beta-Sitostanol
  • (5alpha)-stigmastan-3beta-ol
  • Stigmastan-3-ol, (3b,5a)-
  • Stigmastan-3-ol, (3?,5?)-
  • ss-sitostanol
  • Stigmastanol(P)
  • ?-Sitostanol
  • Dihydro-sitosterol
  • Stigmastanol, >=95%
  • Stigmastan-3-ol,5alpha)-
  • Stigmastan-3-ol, (3|A,5|A)-
Show all 27 synonyms
  • (3beta,5alpha,20S)-stigmastan-3-ol
  • (1R,3aS,3bR,5aS,7S,9aS,9bS,11aR)-1-[(2R,5R)-5-ethyl-6-methylheptan-2-yl]-9a,11a-dimethyl-hexadecahydro-1H-cyclopenta[a]phenanthren-7-ol

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
416.73 g/molcalc.
Exact mass
416.4018 Dacalc.
LogP (octanol/water)
8.1calc.
Topological polar surface area
20.23 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
6calc.
Heavy atoms
30calc.
Rings
4calc.
Aromatic rings
0calc.
Fraction sp3 carbons
1calc.
Formal charge
0calc.
Stereocentres
10calc.
Lipinski rule of five
Passes (1 violation)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, C1CCC2C(C1)CCC1C3CCCC3CCC21

C1CCC2C(C1)CCC1C3CCCC3CCC21

4 rings, 17 atoms.

1,694 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Warning
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H302Harmful if swallowed.
  • H312Harmful in contact with skin.
  • H315Causes skin irritation.
  • H319Causes serious eye irritation.
  • H332Harmful if inhaled.
  • H335May cause respiratory irritation.
Precautionary statements (20)
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P270Do not eat, drink or smoke when using this product.
  • P271Use only outdoors or in a well-ventilated area.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P317If swallowed: Get medical help.
  • P302 + P352If on skin: Wash with plenty of water.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P351 + P338If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P317Get medical help.
  • P319Get medical help if you feel unwell.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P332 + P317If skin irritation occurs: Get medical help.
  • P337 + P317If eye irritation persists: Get medical help.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • P403 + P233Store in a well-ventilated place. Keep container tightly closed.
  • P405Store locked up.
  • P501Dispose of contents and container in accordance with local regulations.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Full safety data and first aid

Sitostanol suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

All 5 suppliers
5 of 5 offers
  • Corden Pharma SpA
    Italy, Caponago ManufacturerUnclaimed profile
    SitostanolGrade, purity and minimum order on request
    Price on request
    View
  • Avanti Polar Lipids, Inc.
    United StatesUnclaimed profile
    SitostanolGrade, purity and minimum order on request
    Price on request
    View
  • AChemBlock
    United States, HaywardUnclaimed profile
    SitostanolGrade, purity and minimum order on request
    Price on request
    View
  • EvitaChem
    China, BeijingUnclaimed profile
    SitostanolGrade, purity and minimum order on request
    Price on request
    View
  • Kyfora Bio
    United States, HorshamUnclaimed profile
    SitostanolGrade, purity and minimum order on request
    Price on request
    View

Suppliers marked Unclaimed profile have not claimed their profile yet. They are not verified by CompoundList, their offers are price on request and details may have changed, so please confirm them with the supplier. Company representatives can claim a profile with a business email on the company's own website domain. Our team verifies each claim and sends the result by email.

Where suppliers are based

5 suppliers in 3 countries

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Sitostanol price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Pharmacological actions

  • Anticholesteremic Agents

Roles

  • anticholesteremic drug
  • antilipemic drug
  • eukaryotic metabolite
  • metabolite
  • pharmaceutical
  • plant metabolite

Functional uses

  • Pharmaceutical

Pharmacology

Stigmastanol is a steroid derivative characterized by the hydroxyl group in position C-3 of the steroid skeleton, and a saturated bond in position 5-6 of the B ring.

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Sitostanol is traded under.

HS 2906.13Indicative HS code

Sterols and inositols

World exports in 2024
$316M
−12.1% vs 2023, imports $291M
2019 to 2024
Top exporters
  1. China42.0%
  2. United States16.4%
  3. Netherlands9.6%
Top importers
  1. Ecuador * partner reported13.0%
  2. China13.0%
  3. United States9.4%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for Sitostanol is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Sitostanol, based on the data on this page

What is Sitostanol?

Stigmastanol is a 3-hydroxy steroid that is 5alpha-stigmastane which is substituted at the 3beta position by a hydroxy group. It has a role as an anticholesteremic drug and a plant metabolite. It is a member of phytosterols and a 3-hydroxy steroid. It derives from a hydride of a 5alpha-stigmastane.

What is the CAS number of Sitostanol?

The CAS registry number of Sitostanol is 83-45-4. Other or deprecated CAS numbers: 138126-65-5, 19466-47-8.

What is the molecular formula and weight of Sitostanol?

The molecular formula of Sitostanol is C29H52O and its molar mass is 416.73 g/mol.

What is Sitostanol used for?

Known uses and roles of Sitostanol include cardiovascular drugs in pharmaceuticals, anticholesteremic drug, antilipemic drug, eukaryotic metabolite, metabolite and 3 more.

Is Sitostanol hazardous?

Sitostanol carries the GHS signal word "Warning". Main hazards: harmful if swallowed, harmful in contact with skin, causes skin irritation. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Sitostanol?

Sitostanol is usually classified under HS code 290613 (Sterols and inositols). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Sitostanol?

CompoundList lists 5 suppliers of Sitostanol in United States, China and Italy. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Sitostanol?

Suppliers quote Sitostanol on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Sitostanol

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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