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Steroids and sterols

beta-Sitosteryl acetate

Also known as beta-Sitosterol acetate, Sitosteryl acetate, Sitosterol acetate

CAS 915-05-9Formula C31H52O2Molar mass 456.76 g/molEC 213-019-6
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beta-Sitosteryl acetate chemical structure, C31H52O2, CAS 915-05-9
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
915-05-9
Formula
C31H52O2
Molar mass
456.76 g/mol
EC number
213-019-6
HS code
291539
Category
Steroids and sterols

What is beta-Sitosteryl acetate?

Plain description, key identifiers and synonyms

Beta-sitosterol 3-O-acetate is a steroid ester obtained by the formal condensation of the hydroxy group of beta-sitosterol with acetic acid. It has been isolated from the mycelia of Cordyceps sinensis. It has a role as a plant metabolite and a fungal metabolite. It is an acetate ester and a steroid ester. It is functionally related to a sitosterol. It derives from a hydride of a stigmastane.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
[(3S,8S,9S,10R,13R,14S,17R)-17-[(2R,5R)-5-ethyl-6-methylheptan-2-yl]-10,13-dimethyl-2,3,4,7,8,9,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-yl] acetate
CAS number
915-05-9 CAS number cross-checked
EC number
213-019-6
Molecular formula
C31H52O2
UNII
TWI48DH01E
MDL number
MFCD00083497
INCI name
BETA-SITOSTERYL ACETATE
InChIKey
PBWOIPCULUXTNY-LBKBYZTLSA-N
InChI
InChI=1S/C31H52O2/c1-8-23(20(2)3)10-9-21(4)27-13-14-28-26-12-11-24-19-25(33-22(5)32)15-17-30(24,6)29(26)16-18-31(27,28)7/h11,20-21,23,25-29H,8-10,12-19H2,1-7H3/t21-,23-,25+,26+,27-,28+,29+,30+,31-/m1/s1
Canonical SMILES
CCC(CCC(C)C1CCC2C3CC=C4CC(OC(C)=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=C4[C@@]3(CC[C@@H](C4)OC(=O)C)C)C)C(C)C

Synonyms

  • beta-Sitosterol acetate
  • Sitosteryl acetate
  • Sitosterol acetate
  • 3beta-Acetoxystigmast-5-ene
  • Stigmast-5-en-3-ol, acetate
  • Stigmast-5-en-3beta-yl acetate
  • beta-Sitosterol 3-acetate
  • Stigmast-5-en-3beta-ol, acetate
  • Sitosterol,beta, acetate
  • Stigmast-5-en-3-ol, acetate, (3beta)-
  • o-Acetyl-beta-sitosterol
  • Stigmast-5-ene-3beta-ol acetate
  • Stigmast-5-en-3-ol, 3-acetate, (3.beta.)-
  • Stigmast-5-en-3-ol, acetate (8CI)
  • Stigmast-5-en-3-ol, acetate, (3beta)-(9CI)
  • Stigmast-5-en-3-ol, 3-acetate, (3beta)-
  • Acetyl-beta-sitosterol
  • beta-Sitosterol Acetate (contains Campesterol Acetate)
  • Stigmast-5-en-3-beta-yl acetate
  • Stigmast-5-en-3-yl acetate #
  • beta-sitosterol 3-O-acetate
  • A-Sitosterol acetate
  • Sitosterol, acetate
  • beta-Sitosterol, acetate
  • A-Sitosterol acetate, 95%

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
456.76 g/molcalc.
Exact mass
456.3967 Dacalc.
LogP (octanol/water)
8.6calc.
Topological polar surface area
26.3 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
7calc.
Heavy atoms
33calc.
Rings
4calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.9calc.
Formal charge
0calc.
Stereocentres
9calc.
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, C1=C2CCCCC2C2CCC3CCCC3C2C1

C1=C2CCCCC2C2CCC3CCCC3C2C1

4 rings, 17 atoms.

1,163 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

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

beta-Sitosteryl acetate suppliers

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beta-Sitosteryl acetate 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

Use classes: Cosmetics.

Cosmetic ingredient, INCI name BETA-SITOSTERYL ACETATE(skin conditioning, light stabilizer)

Roles

  • eukaryotic metabolite
  • fungal metabolite
  • metabolite
  • plant metabolite

Functional uses

  • Softener and conditioner
  • Stabilizing agent

Cosmetic functions

  • Light stabilizer
  • Skin conditioning

Regulatory status

Inventories, regulations and trade controls that list this substance

Health and food

  • EU cosmetic ingredient inventory

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code beta-Sitosteryl acetate is traded under.

HS 2915.39Indicative HS code

Esters of acetic acid, other

World exports in 2024
$2.03B
+7.9% vs 2023, imports $1.95B
2019 to 2024
Top exporters
  1. China58.0%
  2. United States7.3%
  3. Germany6.5%
Top importers
  1. Singapore15.6%
  2. South Korea7.2%
  3. Indonesia6.9%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

Quick answers about beta-Sitosteryl acetate, based on the data on this page

What is beta-Sitosteryl acetate?

Beta-sitosterol 3-O-acetate is a steroid ester obtained by the formal condensation of the hydroxy group of beta-sitosterol with acetic acid. It has been isolated from the mycelia of Cordyceps sinensis. It has a role as a plant metabolite and a fungal metabolite. It is an acetate ester and a steroid ester.

What is the CAS number of beta-Sitosteryl acetate?

The CAS registry number of beta-Sitosteryl acetate is 915-05-9.

What is the molecular formula and weight of beta-Sitosteryl acetate?

The molecular formula of beta-Sitosteryl acetate is C31H52O2 and its molar mass is 456.76 g/mol.

What is beta-Sitosteryl acetate used for?

Use classes: Cosmetics.

Is beta-Sitosteryl acetate hazardous?

No GHS hazard classification for beta-Sitosteryl acetate is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of beta-Sitosteryl acetate?

beta-Sitosteryl acetate is usually classified under HS code 291539 (Esters of acetic acid, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy beta-Sitosteryl acetate?

Post a free request on CompoundList and suppliers of beta-Sitosteryl acetate will send you quotes. Your contact details stay private until you accept a quote.

What is the price of beta-Sitosteryl acetate?

Suppliers quote beta-Sitosteryl acetate 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 beta-Sitosteryl acetate

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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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