CompoundList

Penphenone

Also known as Penfenon, 2-Phenyl-3-methyl-3-hydroxypentanoic acid, 3-Methyl-2-phenyl-3-hydroxypentanoic acid

CAS 148-19-6Formula C12H16O3Molar mass 208.26 g/mol
Penphenone chemical structure, C12H16O3, CAS 148-19-6
2D chemical structure

Key facts

What buyers check first

CAS number
148-19-6
Formula
C12H16O3
Molar mass
208.26 g/mol
HS code
291819
Category
Aromatic building blocks

What is Penphenone?

Plain description, key identifiers and synonyms

Penphenone is a chemical substance with the molecular formula C12H16O3 and a molar mass of 208.26 g/mol. Its CAS registry number is 148-19-6. The IUPAC name is 3-hydroxy-3-methyl-2-phenylpentanoic acid.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
3-hydroxy-3-methyl-2-phenylpentanoic acid
CAS number
148-19-6 CAS number cross-checked
Molecular formula
C12H16O3
InChIKey
BRLCKFCMSQYRNU-UHFFFAOYSA-N
InChI
InChI=1S/C12H16O3/c1-3-12(2,15)10(11(13)14)9-7-5-4-6-8-9/h4-8,10,15H,3H2,1-2H3,(H,13,14)
SMILES (canonical and isomeric)
CCC(C)(C(C1=CC=CC=C1)C(=O)O)O

Synonyms

  • Penfenon
  • 2-Phenyl-3-methyl-3-hydroxypentanoic acid
  • 3-Methyl-2-phenyl-3-hydroxypentanoic acid
  • 3-hydroxy-3-methyl-2-phenylpentanoic acid
  • Benzeneacetic acid, alpha-(1-hydroxy-1-methylpropyl)-
  • 2-phenyl-3-hydroxy-3-methyl-pentanoic acid

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
208.26 g/molcalc.
Exact mass
208.1099 Dacalc.
LogP (octanol/water)
2.02calc.
Topological polar surface area
57.53 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
4calc.
Heavy atoms
15calc.
Rings
1calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0.42calc.
Formal charge
0calc.
Stereocentres
2calc.
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, 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

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.

Penphenone suppliers

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

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Penphenone price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

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Uses and applications

What the substance is used for, by industry and function

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 Penphenone is traded under.

HS 2918.19Indicative HS code

Carboxylic acids with alcohol function but without other oxygen function, their…

World exports in 2024
$1.37B
+0.5% vs 2023, imports $1.18B
2019 to 2024
Top exporters
  1. China23.7%
  2. Italy14.7%
  3. India * partner reported12.0%
Top importers
  1. Germany11.7%
  2. South Korea9.8%
  3. Italy9.6%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is Penphenone?

Penphenone is a chemical substance with the molecular formula C12H16O3 and a molar mass of 208.26 g/mol. Its CAS registry number is 148-19-6. The IUPAC name is 3-hydroxy-3-methyl-2-phenylpentanoic acid.

What is the CAS number of Penphenone?

The CAS registry number of Penphenone is 148-19-6.

What is the molecular formula and weight of Penphenone?

The molecular formula of Penphenone is C12H16O3 and its molar mass is 208.26 g/mol.

What is Penphenone used for?

Known uses and roles of Penphenone include building blocks in research and laboratory and screening compounds in research and laboratory.

Is Penphenone hazardous?

No GHS hazard classification for Penphenone 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 Penphenone?

Penphenone is usually classified under HS code 291819 (Carboxylic acids with alcohol function but without other oxygen function, their…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Penphenone?

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

What is the price of Penphenone?

Suppliers quote Penphenone 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 Penphenone

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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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