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Screening compounds

Isoosajin

Also known as iso-Osajin, 5-(4-hydroxyphenyl)-10,10,16,16-tetramethyl-3,9,15-trioxatetracyclo[12.4.0.02,7.08,13]octadeca-1,4,7,13,17-pentaen-6-one, 7-(4-hydroxyphenyl)-2,2,10,10-tetramethyl-11,12-dihydro-2H-dipyrano[2,3-f:2',3'-h]chromen-8(10H)-one

CAS 5745-54-0Formula C25H24O5Molar mass 404.46 g/mol
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Isoosajin chemical structure, C25H24O5, CAS 5745-54-0
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
5745-54-0
Formula
C25H24O5
Molar mass
404.46 g/mol
HS code
293299
Category
Screening compounds

What is Isoosajin?

Plain description, key identifiers and synonyms

Isoosajin is an organic molecular entity.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
5-(4-hydroxyphenyl)-10,10,16,16-tetramethyl-3,9,15-trioxatetracyclo[12.4.0.02,7.08,13]octadeca-1,4,7,13,17-pentaen-6-one
CAS number
5745-54-0
Molecular formula
C25H24O5
InChIKey
FMCWKGDGAHVFMC-UHFFFAOYSA-N
InChI
InChI=1S/C25H24O5/c1-24(2)11-9-16-21(29-24)17-10-12-25(3,4)30-23(17)19-20(27)18(13-28-22(16)19)14-5-7-15(26)8-6-14/h5-9,11,13,26H,10,12H2,1-4H3
SMILES (canonical and isomeric)
CC1(CCC2=C3C(=C4C(=C2O1)C(=O)C(=CO4)C5=CC=C(C=C5)O)C=CC(O3)(C)C)C

Synonyms

  • iso-Osajin
  • 5-(4-hydroxyphenyl)-10,10,16,16-tetramethyl-3,9,15-trioxatetracyclo[12.4.0.02,7.08,13]octadeca-1,4,7,13,17-pentaen-6-one
  • 7-(4-hydroxyphenyl)-2,2,10,10-tetramethyl-11,12-dihydro-2H-dipyrano[2,3-f:2',3'-h]chromen-8(10H)-one
  • DivK1c_007044
  • 11-(4-hydroxyphenyl)-2,2,6,6-tetramethyl-6H-pyrano[2,3-h]pyrano[6,5-f]chroman- 12-one

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
404.46 g/molcalc.
Exact mass
404.1624 Dacalc.
LogP (octanol/water)
5.45calc.
Topological polar surface area
68.9 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
5calc.
Rotatable bonds
1calc.
Heavy atoms
30calc.
Rings
5calc.
Aromatic rings
3calc.
Fraction sp3 carbons
0.32calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (1 violation)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=c1c(-c2ccccc2)coc2c3c(c4c(c12)OCCC4)OCC=C3

O=c1c(-c2ccccc2)coc2c3c(c4c(c12)OCCC4)OCC=C3

5 rings, 25 atoms.

2 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.

Isoosajin suppliers

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Isoosajin 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 Isoosajin is traded under.

HS 2932.99Indicative HS code

Heterocyclic compounds with oxygen hetero-atom(s) only, other

World exports in 2024
$3.81B
+10.3% vs 2023, imports $7.05B
2019 to 2024
Top exporters
  1. China28.9%
  2. Switzerland * partner reported12.7%
  3. Germany7.8%
Top importers
  1. United States49.7%
  2. China11.9%
  3. India * partner reported3.3%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is Isoosajin?

Isoosajin is an organic molecular entity.

What is the CAS number of Isoosajin?

The CAS registry number of Isoosajin is 5745-54-0.

What is the molecular formula and weight of Isoosajin?

The molecular formula of Isoosajin is C25H24O5 and its molar mass is 404.46 g/mol.

What is Isoosajin used for?

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

Is Isoosajin hazardous?

No GHS hazard classification for Isoosajin 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 Isoosajin?

Isoosajin is usually classified under HS code 293299 (Heterocyclic compounds with oxygen hetero-atom(s) only, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Isoosajin?

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

What is the price of Isoosajin?

Suppliers quote Isoosajin 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 Isoosajin

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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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