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Aliphatic and alicyclic building blocks

Frequentin

Also known as Frequentine, (1R,3R,4R)-6-[(1E,3E)-hepta-1,3-dienyl]-3,4-dihydroxy-2-oxocyclohexanecarbaldehyde, Cyclohexanecarboxaldehyde, 6-(1,3-heptadien-1-yl)-3,4-dihydroxy-2-oxo-

CAS 29119-03-7Formula C14H20O4Molar mass 252.31 g/mol
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Frequentin chemical structure, C14H20O4, CAS 29119-03-7
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
29119-03-7
Formula
C14H20O4
Molar mass
252.31 g/mol
HS code
291440
Category
Aliphatic and alicyclic building blocks

What is Frequentin?

Plain description, key identifiers and synonyms

Frequentin is an antibiotic produced by Penicillium frequentans Westling. It has a role as a Penicillium metabolite. It is a hydroxycyclohexanone and a carbocyclic antibiotic.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(1R,3R,4R)-6-[(1E,3E)-hepta-1,3-dienyl]-3,4-dihydroxy-2-oxocyclohexane-1-carbaldehyde
CAS number
29119-03-7 CAS number cross-checked
Molecular formula
C14H20O4
UNII
27JRF51J6T
InChIKey
MHZVWXOKIRZLCJ-RVZXZRSKSA-N
InChI
InChI=1S/C14H20O4/c1-2-3-4-5-6-7-10-8-12(16)14(18)13(17)11(10)9-15/h4-7,9-12,14,16,18H,2-3,8H2,1H3/b5-4+,7-6+/t10?,11-,12+,14+/m0/s1
Canonical SMILES
CCCC=CC=CC1CC(O)C(O)C(=O)C1C=O
Isomeric SMILES
CCC/C=C/C=C/C1C[C@H]([C@H](C(=O)[C@H]1C=O)O)O

Synonyms

  • Frequentine
  • (1R,3R,4R)-6-[(1E,3E)-hepta-1,3-dienyl]-3,4-dihydroxy-2-oxocyclohexanecarbaldehyde
  • Cyclohexanecarboxaldehyde, 6-(1,3-heptadien-1-yl)-3,4-dihydroxy-2-oxo-
  • (1R,3R,4R)-6-((1E,3E)-hepta-1,3-dienyl)-3,4-dihydroxy-2-oxocyclohexanecarbaldehyde
  • Cyclohexanecarboxaldehyde, 6-(1,3-heptadienyl)-3,4-dihydroxy-2-oxo-(VAN) (8CI)
  • Cyclohexanecarboxaldehyde, 6-(1,3-heptadienyl)-3,4-dihydroxy-2-oxo-(VAN) (8CI)(9CI)
  • 6-(1,3-Heptadien-1-yl)-3,4-dihydroxy-2-oxocyclohexanecarboxaldehyde
  • Cyclohexanecarboxaldehyde, 6-(1,3-heptadienyl)-3,4-dihydroxy-2-oxo- (VAN)
  • (1R,3R,4R)-6-[(1E,3E)-Hepta-1,3-dien-1-yl]-3,4-dihydroxy-2-oxocyclohexane-1-carbaldehyde

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
252.31 g/molcalc.
Exact mass
252.1362 Dacalc.
LogP (octanol/water)
1.02calc.
Topological polar surface area
74.6 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
5calc.
Heavy atoms
18calc.
Rings
1calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.57calc.
Formal charge
0calc.
Stereocentres
4calc.
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, O=C1CCCCC1

O=C1CCCCC1

1 ring, 7 atoms, the Cyclohexanone ring system.

2,698 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.

Frequentin suppliers

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

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Frequentin 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

Roles

  • Penicillium metabolite
  • eukaryotic metabolite
  • fungal metabolite
  • metabolite

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 Frequentin is traded under.

HS 2914.40Indicative HS code

Ketone-alcohols and ketone-aldehydes

World exports in 2024
$199M
+2.5% vs 2023, imports $247M
2019 to 2024
Top exporters
  1. China29.5%
  2. Germany14.4%
  3. Netherlands12.7%
Top importers
  1. United States37.2%
  2. Netherlands8.5%
  3. Germany6.4%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

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

What is Frequentin?

Frequentin is an antibiotic produced by Penicillium frequentans Westling. It has a role as a Penicillium metabolite. It is a hydroxycyclohexanone and a carbocyclic antibiotic.

What is the CAS number of Frequentin?

The CAS registry number of Frequentin is 29119-03-7.

What is the molecular formula and weight of Frequentin?

The molecular formula of Frequentin is C14H20O4 and its molar mass is 252.31 g/mol.

What is Frequentin used for?

Known uses and roles of Frequentin include building blocks in research and laboratory, screening compounds in research and laboratory, penicillium metabolite, eukaryotic metabolite, fungal metabolite and 1 more.

Is Frequentin hazardous?

No GHS hazard classification for Frequentin 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 Frequentin?

Frequentin is usually classified under HS code 291440 (Ketone-alcohols and ketone-aldehydes). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Frequentin?

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

What is the price of Frequentin?

Suppliers quote Frequentin 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 Frequentin

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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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