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Emollients

(+)-Bakuchiol

Also known as Bakuchiol, (S)-Bakuchiol, Sytenol a

CAS 10309-37-2Formula C18H24OMolar mass 256.39 g/molEC 685-515-4
GHS signal word: Warning. Pictograms: Hazardous to the environment 43 suppliers listed
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(+)-Bakuchiol chemical structure, C18H24O, CAS 10309-37-2
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
10309-37-2
Formula
C18H24O
Molar mass
256.39 g/mol
EC number
685-515-4
HS code
290719
Category
Emollients

What is (+)-Bakuchiol?

Plain description, key identifiers and synonyms

(+)-Bakuchiol is a chemical substance with the molecular formula C18H24O and a molar mass of 256.39 g/mol. Its CAS registry number is 10309-37-2. The IUPAC name is 4-[(1E,3S)-3-ethenyl-3,7-dimethylocta-1,6-dienyl]phenol.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
4-[(1E,3S)-3-ethenyl-3,7-dimethylocta-1,6-dienyl]phenol
CAS number
10309-37-2 CAS number cross-checkedOther or deprecated CAS: 2197131-28-3
EC number
685-515-4
Molecular formula
C18H24O
UNII
OT12HJU3AR
MDL number
MFCD01707441
INCI name
BAKUCHIOL
InChIKey
LFYJSSARVMHQJB-QIXNEVBVSA-N
InChI
InChI=1S/C18H24O/c1-5-18(4,13-6-7-15(2)3)14-12-16-8-10-17(19)11-9-16/h5,7-12,14,19H,1,6,13H2,2-4H3/b14-12+/t18-/m1/s1
Canonical SMILES
C=CC(C)(C=Cc1ccc(O)cc1)CCC=C(C)C
Isomeric SMILES
CC(=CCC[C@@](C)(C=C)/C=C/C1=CC=C(C=C1)O)C

Synonyms

  • Bakuchiol
  • (S)-Bakuchiol
  • Sytenol a
  • 4-(3-Ethenyl-3,7-dimethyl-1,6-octadienyl)phenol
  • 4-[(1E,3S)-3-ethenyl-3,7-dimethylocta-1,6-dienyl]phenol
  • Phenol, 4-(3-ethenyl-3,7-dimethyl-1,6-octadienyl)-, (S-(E))-
  • 4-((1E,3S)-3-ethenyl-3,7-dimethylocta-1,6-dienyl)phenol
  • Backuchiol
  • 4-(3,7-Dimethyl-3-vinylocta-1,6-dien-1-yl)phenol
  • (S)-(+)-Bakuchiol
  • (S,E)-4-(3,7-Dimethyl-3-vinylocta-1,6-dien-1-yl)phenol
  • Phenol, 4-[(1E,3S)-3-ethenyl-3,7-dimethyl-1,6-octadienyl]-
  • UP 256
  • 4-[(1E,3S)-3,7-dimethyl-3-vinyl-octa-1,6-dienyl]phenol
  • 4-[(1E,3S)-3-ethenyl-3,7-dimethylocta-1,6-dien-1-yl]phenol
  • Bakuchiol?
  • Phenol, 4-((1E,3S)-3-ethenyl-3,7-dimethyl-1,6-octadienyl)-
  • Bakuchiol (Standard)
  • P-(3,7-dimethyl-3-vinylocta-trans-1,6-dimethyl) phenol
  • Bakuchiol, >=95%
  • 3,5-Dihydroxytoluene (O
  • (S)-4-(3,7-dimethyl-3-vinylocta-1,6-dien-1-yl)phenol
  • Bakuchiol, analytical standard
  • 4-[(1E,3S)-3,7-Dimethyl-3-vinyl-1,6-octadienyl]phenol
  • 4-(3,7-Dimethyl-3-vinyl-octa-1,6-dienyl)-phenol
Show all 29 synonyms
  • 4-((1E)(3S)-3,7-dimethyl-3-vinylocta-1,6-dienyl)phenol
  • 4-[(1e,3s)-3-ethenyl-3,7-dimethyl-1,6-octadien-1-yl]phenol
  • Phenol, 4-((1E,3S)-3-ethenyl-3,7-dimethyl-1,6-octadien-1-yl)-
  • (S)-Bakuchiol, 4-[(1E,3S)-3-Ethenyl-3,7-dimethyl-1,6-octadien-1-yl]phenol

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
256.39 g/molcalc.
Exact mass
256.1827 Dacalc.
LogP (octanol/water)
5.34calc.
Topological polar surface area
20.23 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
6calc.
Heavy atoms
19calc.
Rings
1calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0.33calc.
Formal charge
0calc.
Stereocentres
1calc.
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, c1ccccc1

c1ccccc1

1 ring, 6 atoms, the Benzene ring system.

485,677 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Warning
GHS09: Hazardous to the environment
Hazardous to the environment

Hazard statements

  • H400Very toxic to aquatic life.
  • H410Very toxic to aquatic life with long lasting effects.
Precautionary statements (3)
  • P273Avoid release to the environment.
  • P391Collect spillage.
  • 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

(+)-Bakuchiol suppliers

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

All 43 suppliers
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Where suppliers are based

43 suppliers in 11 countries

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(+)-Bakuchiol 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 BAKUCHIOL(antimicrobial, antioxidant, skin conditioning - emollient, skin conditioning)

Cosmetic functions

  • Antimicrobial
  • Antioxidant
  • Skin conditioning
  • Skin conditioning - emollient

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 (+)-Bakuchiol is traded under.

HS 2907.19Indicative HS code

Monophenols, other

World exports in 2024
$671M
+2.2% vs 2023, imports $781M
2019 to 2024
Top exporters
  1. China20.1%
  2. Germany14.4%
  3. Switzerland * partner reported11.1%
Top importers
  1. China16.3%
  2. Germany10.1%
  3. South Korea8.0%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is (+)-Bakuchiol?

(+)-Bakuchiol is a chemical substance with the molecular formula C18H24O and a molar mass of 256.39 g/mol. Its CAS registry number is 10309-37-2. The IUPAC name is 4-[(1E,3S)-3-ethenyl-3,7-dimethylocta-1,6-dienyl]phenol.

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

The CAS registry number of (+)-Bakuchiol is 10309-37-2. Other or deprecated CAS numbers: 2197131-28-3.

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

The molecular formula of (+)-Bakuchiol is C18H24O and its molar mass is 256.39 g/mol.

What is (+)-Bakuchiol used for?

Use classes: Cosmetics.

Is (+)-Bakuchiol hazardous?

(+)-Bakuchiol carries the GHS signal word "Warning". Main hazards: very toxic to aquatic life, very toxic to aquatic life with long lasting effects. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of (+)-Bakuchiol?

(+)-Bakuchiol is usually classified under HS code 290719 (Monophenols, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy (+)-Bakuchiol?

CompoundList lists 43 suppliers of (+)-Bakuchiol in China, United States, United Kingdom, India and 7 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy (+)-Bakuchiol in India?

3 suppliers in India list (+)-Bakuchiol on CompoundList. Filter the suppliers list by country and send a request to compare prices, grades and delivery times.

What is the price of (+)-Bakuchiol?

Suppliers quote (+)-Bakuchiol 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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