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Heterocyclic building blocks

Preapiodionene

CAS 142808-39-7Formula C13H19NO5Molar mass 269.30 g/mol
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Preapiodionene chemical structure, C13H19NO5, CAS 142808-39-7
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
142808-39-7
Formula
C13H19NO5
Molar mass
269.30 g/mol
HS code
293379
Category
Heterocyclic building blocks

What is Preapiodionene?

Plain description, key identifiers and synonyms

Preapiodionene is a chemical substance with the molecular formula C13H19NO5 and a molar mass of 269.30 g/mol. Its CAS registry number is 142808-39-7. The IUPAC name is (3E)-3-[(E)-1,3,5-trihydroxy-4-methyloct-6-enylidene]pyrrolidine-2,4-dione.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(3E)-3-[(E)-1,3,5-trihydroxy-4-methyloct-6-enylidene]pyrrolidine-2,4-dione
CAS number
142808-39-7
Molecular formula
C13H19NO5
InChIKey
IEGHCTPMRCDMIH-QMAXVLQRSA-N
InChI
InChI=1S/C13H19NO5/c1-3-4-8(15)7(2)9(16)5-10(17)12-11(18)6-14-13(12)19/h3-4,7-9,15-17H,5-6H2,1-2H3,(H,14,19)/b4-3+,12-10+
Canonical SMILES
CC=CC(O)C(C)C(O)CC(O)=C1C(=O)CNC1=O
Isomeric SMILES
C/C=C/C(C(C)C(C/C(=C\1/C(=O)CNC1=O)/O)O)O

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
269.30 g/molcalc.
Exact mass
269.1263 Dacalc.
LogP (octanol/water)
-0.18calc.
Topological polar surface area
106.9 Ųcalc.
Hydrogen bond donors
4calc.
Hydrogen bond acceptors
5calc.
Rotatable bonds
5calc.
Heavy atoms
19calc.
Rings
1calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.54calc.
Formal charge
0calc.
Stereocentres
3calc.
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, C=C1C(=O)CNC1=O

C=C1C(=O)CNC1=O

1 ring, 8 atoms.

26 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.

Preapiodionene suppliers

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Preapiodionene 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

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 Preapiodionene is traded under.

HS 2933.79Indicative HS code

Lactams, other lactams

World exports in 2024
$16.2B
−64.4% vs 2023, imports $15.4B
2019 to 2024
Top exporters
  1. Ireland37.0%
  2. France * partner reported15.6%
  3. Spain11.3%
Top importers
  1. Germany27.8%
  2. Ireland18.9%
  3. Panama * partner reported12.9%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is Preapiodionene?

Preapiodionene is a chemical substance with the molecular formula C13H19NO5 and a molar mass of 269.30 g/mol. Its CAS registry number is 142808-39-7. The IUPAC name is (3E)-3-[(E)-1,3,5-trihydroxy-4-methyloct-6-enylidene]pyrrolidine-2,4-dione.

What is the CAS number of Preapiodionene?

The CAS registry number of Preapiodionene is 142808-39-7.

What is the molecular formula and weight of Preapiodionene?

The molecular formula of Preapiodionene is C13H19NO5 and its molar mass is 269.30 g/mol.

What is Preapiodionene used for?

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

Is Preapiodionene hazardous?

No GHS hazard classification for Preapiodionene 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 Preapiodionene?

Preapiodionene is usually classified under HS code 293379 (Lactams, other lactams). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Preapiodionene?

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

What is the price of Preapiodionene?

Suppliers quote Preapiodionene 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 Preapiodionene

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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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