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Aliphatic and alicyclic building blocks

Aldehyde

Also known as Aldehydes, RCHO, 20-Aldehyde leukotriene B4

CAS 115609-68-2Formula C20H30O5Molar mass 350.46 g/mol
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Aldehyde chemical structure, C20H30O5, CAS 115609-68-2
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
115609-68-2
Formula
C20H30O5
Molar mass
350.46 g/mol
HS code
291899
Category
Aliphatic and alicyclic building blocks
UN number
UN 1988

What is Aldehyde?

Plain description, key identifiers and synonyms

20-oxoleukotriene B4 is a leukotriene that is leukotriene B4 bearing an additional oxo substituent at position 20. It has a role as a metabolite. It is a long-chain fatty acid, a leukotriene, a polyunsaturated fatty acid, a dihydroxy monocarboxylic acid, a hydroxyaldehyde and an omega-oxo fatty acid. It is functionally related to an icosa-6,8,10,14-tetraenoic acid. It is a conjugate acid of a 20-oxoleukotriene B4(1-).

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(5S,6Z,8E,10E,12R,14Z)-5,12-dihydroxy-20-oxoicosa-6,8,10,14-tetraenoic acid
CAS number
115609-68-2
Molecular formula
C20H30O5
InChIKey
LVLQYGYNBVIONY-PSPARDEHSA-N
InChI
InChI=1S/C20H30O5/c21-17-10-6-2-1-3-7-12-18(22)13-8-4-5-9-14-19(23)15-11-16-20(24)25/h3-5,7-9,13-14,17-19,22-23H,1-2,6,10-12,15-16H2,(H,24,25)/b5-4+,7-3-,13-8+,14-9-/t18-,19-/m1/s1
Canonical SMILES
O=CCCCCC=CCC(O)C=CC=CC=CC(O)CCCC(=O)O
Isomeric SMILES
C(CCC=O)C/C=C\C[C@H](/C=C/C=C/C=C\[C@H](CCCC(=O)O)O)O

Synonyms

  • Aldehydes
  • RCHO
  • 20-Aldehyde leukotriene B4
  • 20-Oxoleukotriene B4
  • Ltb4-20-aldehyde
  • Leukotriene B4-20-aldehyde
  • (5S,6Z,8E,10E,12R,14Z)-5,12-dihydroxy-20-oxoicosa-6,8,10,14-tetraenoic acid
  • 20-oxo-leukotriene B4
  • 6,8,10,14-Eicosatetraenoic acid, 5,12-dihydroxy-20-oxo-, (S-(R*,S*-(E,Z,E,Z)))-
  • 20cho-LTB4
  • (5S,6Z,8E,10E,12R,14Z)-5,12-Dihydroxy-20-oxo-6,8,10,14-eicosatetraenoic 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
350.46 g/molcalc.
Exact mass
350.2093 Dacalc.
LogP (octanol/water)
3.34calc.
Topological polar surface area
94.83 Ųcalc.
Hydrogen bond donors
3calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
15calc.
Heavy atoms
25calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.5calc.
Formal charge
0calc.
Stereocentres
2calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Safety and hazards

GHS classification summary, not a safety data sheet

GHS classification
Hazard pictograms
UN number
UN 1988
Transport hazard class
3

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

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Aldehyde 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

  • metabolite

Pharmacology

Aldehyde is any organic compound containing a formyl (-CHO) group. Its functional group, with the structure R-CHO, consists of a carbonyl center bonded to hydrogen and an R group. Traces of various aldehydes are found in essential oils and often contribute to their odors.

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 Aldehyde is traded under.

HS 2918.99Indicative HS code

Carboxylic acids, with additional oxygen function (not alcohol, phenol, aldehyde or ketone)…

World exports in 2024
$1.46B
−1.1% vs 2023, imports $1.54B
2019 to 2024
Top exporters
  1. China40.0%
  2. India * partner reported26.6%
  3. Germany8.0%
Top importers
  1. United States25.6%
  2. Brazil6.7%
  3. Argentina5.9%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is Aldehyde?

20-oxoleukotriene B4 is a leukotriene that is leukotriene B4 bearing an additional oxo substituent at position 20. It has a role as a metabolite. It is a long-chain fatty acid, a leukotriene, a polyunsaturated fatty acid, a dihydroxy monocarboxylic acid, a hydroxyaldehyde and an omega-oxo fatty acid.

What is the CAS number of Aldehyde?

The CAS registry number of Aldehyde is 115609-68-2.

What is the molecular formula and weight of Aldehyde?

The molecular formula of Aldehyde is C20H30O5 and its molar mass is 350.46 g/mol.

What is Aldehyde used for?

Known uses and roles of Aldehyde include building blocks in research and laboratory and metabolite.

Is Aldehyde hazardous?

No GHS hazard classification for Aldehyde 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 Aldehyde?

Aldehyde is usually classified under HS code 291899 (Carboxylic acids with additional oxygen function and their anhydrides, halides…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Aldehyde?

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What is the price of Aldehyde?

Suppliers quote Aldehyde 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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