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Cosmetic antioxidants

(+)-Erythrodiol

Also known as Erythrodiol, 3beta-Erythrodiol, (3S,4aR,6aR,6bS,8aS,12aS,14aR,14bR)-8a-(hydroxymethyl)-4,4,6a,6b,11,11,14b-heptamethyl-1,2,3,4a,5,6,7,8,9,10,12,12a,14,14a-tetradecahydropicen-3-ol

CAS 545-48-2Formula C30H50O2Molar mass 442.73 g/molEC 208-890-4
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(+)-Erythrodiol chemical structure, C30H50O2, CAS 545-48-2
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
545-48-2
Formula
C30H50O2
Molar mass
442.73 g/mol
EC number
208-890-4
HS code
290619
Category
Cosmetic antioxidants

What is (+)-Erythrodiol?

Plain description, key identifiers and synonyms

Erythrodiol is a pentacyclic triterpenoid that is beta-amyrin in which one of the hydrogens of the methyl group at position 28 has been replaced by a hydroxy group. It is a plant metabolite found in olive oil as well as in Rhododendron ferrugineum and other Rhododendron species. It has a role as a plant metabolite. It is a primary alcohol, a diol, a pentacyclic triterpenoid and a secondary alcohol. It is functionally related to a beta-amyrin.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(3S,4aR,6aR,6bS,8aS,12aS,14aR,14bR)-8a-(hydroxymethyl)-4,4,6a,6b,11,11,14b-heptamethyl-1,2,3,4a,5,6,7,8,9,10,12,12a,14,14a-tetradecahydropicen-3-ol
CAS number
545-48-2 CAS number cross-checkedOther or deprecated CAS: 118204-21-0
EC number
208-890-4
Molecular formula
C30H50O2
UNII
3VWF903FSS
MDL number
MFCD00017294
INCI name
ERYTHRODIOL
InChIKey
PSZDOEIIIJFCFE-OSQDELBUSA-N
InChI
InChI=1S/C30H50O2/c1-25(2)14-16-30(19-31)17-15-28(6)20(21(30)18-25)8-9-23-27(5)12-11-24(32)26(3,4)22(27)10-13-29(23,28)7/h8,21-24,31-32H,9-19H2,1-7H3/t21-,22-,23+,24-,27-,28+,29+,30+/m0/s1
Canonical SMILES
CC1(C)CCC2(CO)CCC3(C)C(=CCC4C5(C)CCC(O)C(C)(C)C5CCC43C)C2C1
Isomeric SMILES
C[C@]12CC[C@@H](C([C@@H]1CC[C@@]3([C@@H]2CC=C4[C@]3(CC[C@@]5([C@H]4CC(CC5)(C)C)CO)C)C)(C)C)O

Synonyms

  • Erythrodiol
  • 3beta-Erythrodiol
  • (3S,4aR,6aR,6bS,8aS,12aS,14aR,14bR)-8a-(hydroxymethyl)-4,4,6a,6b,11,11,14b-heptamethyl-1,2,3,4a,5,6,7,8,9,10,12,12a,14,14a-tetradecahydropicen-3-ol
  • Olean-12-ene-3beta,28-diol
  • 3b-Erythrodiol
  • (3beta)-Olean-12-ene-3,28-diol
  • Olean-12-ene-3,28-diol, (3b)-
  • (3ss)-Olean-12-ene-3,28-diol, (+)-Erythrodiol, 3ss-Erythrodiol
  • oleanolic alcohol
  • Olean-12-ene-3,28-diol, (3beta)-
  • Erythrodiol (Standard)
  • Erythrodiol, (+)-
  • Erythrodiol, analytical standard
  • 3beta,28-dihydroxy-ole-12-ene
  • 3beta,28-dihydroxyolean-12-ene

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
442.73 g/molcalc.
Exact mass
442.3811 Dacalc.
LogP (octanol/water)
7.14calc.
Topological polar surface area
40.46 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
1calc.
Heavy atoms
32calc.
Rings
5calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.93calc.
Formal charge
0calc.
Stereocentres
8calc.
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=C2C3CCCCC3CCC2C2CCC3CCCCC3C2C1

C1=C2C3CCCCC3CCC2C2CCC3CCCCC3C2C1

5 rings, 22 atoms.

402 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.

(+)-Erythrodiol suppliers

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All 2 suppliers

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Where suppliers are based

2 suppliers in 1 country

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(+)-Erythrodiol 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

Cosmetic ingredient, INCI name ERYTHRODIOL(antioxidant, skin conditioning)

Roles

  • eukaryotic metabolite
  • metabolite
  • plant metabolite

Functional uses

  • Antioxidant
  • Softener and conditioner

Cosmetic functions

  • Antioxidant
  • 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 (+)-Erythrodiol is traded under.

HS 2906.19Indicative HS code

Cyclanic, cyclenic or cycloterpenic, other

World exports in 2024
$613M
+18.7% vs 2023, imports $606M
2019 to 2024
Top exporters
  1. China34.2%
  2. India * partner reported10.1%
  3. Germany9.5%
Top importers
  1. United States19.8%
  2. Germany9.0%
  3. India * partner reported8.4%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

Quick answers about (+)-Erythrodiol, based on the data on this page

What is (+)-Erythrodiol?

Erythrodiol is a pentacyclic triterpenoid that is beta-amyrin in which one of the hydrogens of the methyl group at position 28 has been replaced by a hydroxy group. It is a plant metabolite found in olive oil as well as in Rhododendron ferrugineum and other Rhododendron species. It has a role as a plant metabolite.

What is the CAS number of (+)-Erythrodiol?

The CAS registry number of (+)-Erythrodiol is 545-48-2. Other or deprecated CAS numbers: 118204-21-0.

What is the molecular formula and weight of (+)-Erythrodiol?

The molecular formula of (+)-Erythrodiol is C30H50O2 and its molar mass is 442.73 g/mol.

What is (+)-Erythrodiol used for?

Known uses and roles of (+)-Erythrodiol include antioxidants in cosmetics and personal care, skin conditioning agents in cosmetics and personal care, eukaryotic metabolite, metabolite, plant metabolite and 3 more.

Is (+)-Erythrodiol hazardous?

No GHS hazard classification for (+)-Erythrodiol 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 (+)-Erythrodiol?

(+)-Erythrodiol is usually classified under HS code 290619 (Cyclanic, cyclenic or cycloterpenic, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy (+)-Erythrodiol?

CompoundList lists 2 suppliers of (+)-Erythrodiol in China. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of (+)-Erythrodiol?

Suppliers quote (+)-Erythrodiol 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

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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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