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Synthetic aroma chemicals

(+)-alpha-Terpineol

Also known as (+)-(4R)-alpha-terpineol, (R)-(+)-alpha-Terpineol, (R)-p-Menth-1-en-8-ol

CAS 7785-53-7Formula C10H18OMolar mass 154.25 g/molEC 232-081-5
GHS signal word: Warning. Pictograms: Harmful or irritant 5 suppliers listed
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(+)-alpha-Terpineol chemical structure, C10H18O, CAS 7785-53-7
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
7785-53-7
Formula
C10H18O
Molar mass
154.25 g/mol
EC number
232-081-5
HS code
290619
Category
Synthetic aroma chemicals

What is (+)-alpha-Terpineol?

Plain description, key identifiers and synonyms

(R)-(+)-alpha-terpineol is the (4R)-stereoiosmer of alpha-terpineol. It is an enantiomer of a (S)-(-)-alpha-terpineol.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
2-[(1R)-4-methylcyclohex-3-en-1-yl]propan-2-ol
CAS number
7785-53-7 CAS number cross-checked
EC number
232-081-5
Molecular formula
C10H18O
UNII
21M14KDA67
MDL number
MFCD00171435
INCI name
D-TRIMETHYL-3-CYCLOHEXENE-1-METHANOL
InChIKey
WUOACPNHFRMFPN-VIFPVBQESA-N
InChI
InChI=1S/C10H18O/c1-8-4-6-9(7-5-8)10(2,3)11/h4,9,11H,5-7H2,1-3H3/t9-/m0/s1
Canonical SMILES
CC1=CCC(C(C)(C)O)CC1
Isomeric SMILES
CC1=CC[C@@H](CC1)C(C)(C)O

Synonyms

  • (+)-(4R)-alpha-terpineol
  • (R)-(+)-alpha-Terpineol
  • (R)-p-Menth-1-en-8-ol
  • 2-[(1R)-4-methylcyclohex-3-en-1-yl]propan-2-ol
  • (R)-alpha-terpineol
  • (R)-2-(4-Methylcyclohex-3-en-1-yl)propan-2-ol
  • (+)-|A-Terpineol
  • (+)-p-menth-1-en-8-ol
  • (4R)-p-menth-1-en-8-ol
  • Menth-1-en-8-ol
  • 8-Hydroxy-p-menth-1-ene
  • (R)-alpha,alpha,4-Trimethylcyclohex-3-ene-1-methanol
  • alpha-Terpinol
  • (1R)-alpha,alpha,4-trimethyl-3-cyclohexene-1-methanol
  • 1-alpha-terpineol
  • Lily of valley
  • 2-((1R)-4-Methylcyclohex-3-en-1-yl)propan-2-ol
  • alpha-terpineole
  • (R)-2-(4-Methyl-3-cyclohexenyl)isopropanol
  • 2-(4-methylcyclohex-3-enyl)propan-2-ol
  • Terpineol, alpha
  • 2-(4-Methyl-3-cyclohexen-1-yl)-2-propanol
  • dl-alpha-Terpineol
  • (6R)-p-menth-1-en-8-ol
  • (.+/-.)-alpha-Terpineol
Show all 34 synonyms
  • XGE
  • alpha-terpineol, (+)-
  • (+)-alpha-Terpineol, analytical standard
  • 4-(2-Hydroxy-2-propyl)-1-methylcyclohexene
  • (R)-2-(4-methylcyclohex-3-enyl)propan-2-ol
  • 2-(4-Methyl-3-cyclohexen-1-yl)-2-propanol #
  • (R)-2-(4-Methyl-3-cyclohexen-1-yl)-2-propanol
  • alpha,alpha,4-Trimethyl-3-Cyclohexene-1-methanol
  • 2-(4-methylcyclohex-3-enyl)propan-2-ol (alpha-terpineol)

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
154.25 g/molcalc.
Exact mass
154.1358 Dacalc.
LogP (octanol/water)
2.5calc.
Topological polar surface area
20.23 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
1calc.
Heavy atoms
11calc.
Rings
1calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.8calc.
Formal charge
0calc.
Stereocentres
1calc.
Lipinski rule of five
Passes (0 violations)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=CCCCC1

C1=CCCCC1

1 ring, 6 atoms, the Cyclohexene ring system.

5,167 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

  • H315Causes skin irritation.
  • H319Causes serious eye irritation.
  • H335May cause respiratory irritation.
Precautionary statements (16)
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P271Use only outdoors or in a well-ventilated area.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • 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.
  • P319Get medical help if you feel unwell.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • 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

(+)-alpha-Terpineol suppliers

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Where suppliers are based

5 suppliers in 2 countries

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(+)-alpha-Terpineol 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 D-TRIMETHYL-3-CYCLOHEXENE-1-METHANOL(perfuming)

Functional uses

  • Fragrance

Cosmetic functions

  • Perfuming

Regulatory status

Inventories, regulations and trade controls that list this substance

Health and food

  • EU cosmetic ingredient inventory

United States

  • TSCA inventory (USA)
    Status: Active in US commerce

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code (+)-alpha-Terpineol 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 (+)-alpha-Terpineol is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

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

What is (+)-alpha-Terpineol?

(R)-(+)-alpha-terpineol is the (4R)-stereoiosmer of alpha-terpineol. It is an enantiomer of a (S)-(-)-alpha-terpineol.

What is the CAS number of (+)-alpha-Terpineol?

The CAS registry number of (+)-alpha-Terpineol is 7785-53-7.

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

The molecular formula of (+)-alpha-Terpineol is C10H18O and its molar mass is 154.25 g/mol.

What is (+)-alpha-Terpineol used for?

Known uses and roles of (+)-alpha-Terpineol include fragrance ingredients in cosmetics and personal care, fragrance ingredients in flavors and fragrances, terpenes and terpenoids in flavors and fragrances, perfuming and fragrance.

Is (+)-alpha-Terpineol hazardous?

(+)-alpha-Terpineol carries the GHS signal word "Warning". Main hazards: causes skin irritation, causes serious eye irritation, may cause respiratory irritation. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of (+)-alpha-Terpineol?

(+)-alpha-Terpineol 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 (+)-alpha-Terpineol?

CompoundList lists 5 suppliers of (+)-alpha-Terpineol in China and United States. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of (+)-alpha-Terpineol?

Suppliers quote (+)-alpha-Terpineol 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 (+)-alpha-Terpineol

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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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