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Rubber chemicals

Izonsteride

Also known as Izonsterida, (4aR,10bR)-8-((4-Ethyl-2-benzothiazolyl)thio)-1,4,4a,5,6,10b-hexahydro-4,10b-dimethylbenzo(f)quinolin-3-(2H)-one, izonsteridum

CAS 176975-26-1Formula C24H26N2OS2Molar mass 422.62 g/molEC 887-715-9
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Izonsteride chemical structure, C24H26N2OS2, CAS 176975-26-1
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
176975-26-1
Formula
C24H26N2OS2
Molar mass
422.62 g/mol
EC number
887-715-9
HS code
293420
Category
Rubber chemicals

What is Izonsteride?

Plain description, key identifiers and synonyms

Izonsteride is an organic heterotricyclic compound and an organonitrogen heterocyclic compound.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(4aR,10bR)-8-[(4-ethyl-1,3-benzothiazol-2-yl)sulfanyl]-4,10b-dimethyl-2,4a,5,6-tetrahydro-1H-benzo[f]quinolin-3-one
CAS number
176975-26-1 CAS number cross-checked
EC number
887-715-9
Molecular formula
C24H26N2OS2
UNII
A5E8C36F34
InChIKey
VMGWGDPZHXPFTC-HYBUGGRVSA-N
InChI
InChI=1S/C24H26N2OS2/c1-4-15-6-5-7-19-22(15)25-23(29-19)28-17-9-10-18-16(14-17)8-11-20-24(18,2)13-12-21(27)26(20)3/h5-7,9-10,14,20H,4,8,11-13H2,1-3H3/t20-,24-/m1/s1
Canonical SMILES
CCc1cccc2sc(Sc3ccc4c(c3)CCC3N(C)C(=O)CCC43C)nc12
Isomeric SMILES
CCC1=C2C(=CC=C1)SC(=N2)SC3=CC4=C(C=C3)[C@]5(CCC(=O)N([C@@H]5CC4)C)C

Synonyms

  • Izonsterida
  • (4aR,10bR)-8-((4-Ethyl-2-benzothiazolyl)thio)-1,4,4a,5,6,10b-hexahydro-4,10b-dimethylbenzo(f)quinolin-3-(2H)-one
  • izonsteridum
  • (4aR,10bR)-8-[(4-Ethyl-2-benzothiazolyl)thio]-1,4,4a,5,6,10b-hexahydro-4,10b-dimethylbenzo[f]quinolin-3-(2H)-one
  • (4aR,10bR)-8-[(4-ethyl-1,3-benzothiazol-2-yl)sulfanyl]-4,10b-dimethyl-2,4a,5,6-tetrahydro-1H-benzo[f]quinolin-3-one
  • Bezo(f)quinolin-3(2H)-one, 8-((4-ethyl-2-benzothiazolyl)thio)-1,4,4a,5,6,10b-hexahydro-4,10b-dimethyl-,(4aR-trans)
  • (4Ar,10br)-8-[(4-ethyl-1,3-benzothiazol-2-yl)sulfanyl]-4,10b-dimethyl-1H,2H,3H,4H,4ah,5H,6H,10bh-benzo[f]quinolin-3-one
  • Izonsteride (USAN/INN)
  • LY 320236
  • (+)-(4aR)-(10bR)-4-methyl-8-(4-ethyl-2-benzothiazolylthio)-10b-methyl-1,2,3,4,4a,5,6,10b-octahydrobenzo[f]quinolin-3-one
  • (4aR,10bR)-8-((4-Ethylbenzo[d]thiazol-2-yl)thio)-4,10b-dimethyl-1,4,4a,5,6,10b-hexahydrobenzo[f]quinolin-3(2H)-one
  • (4aR,10bR)-8-[(4-ethyl-1,3-benzothiazol-2-yl)sulanyl]-4,10b-dimethyl-2,4a,5,6-tetrahydro-1H-benzo[]quinolin-3-one
  • (4aR,10bR)-8-[(4-Ethyl-1,3-benzothiazol-2-yl)sulfanyl]-4,10b-dimethyl-1,4,4a,5,6,10b-hexahydrobenzo[f]quinolin-3(2H)-one
  • Benzo(f)quinolin-3(2H)-one, 8-((4-ethyl-2-benzothiazolyl)thio)-1,4,4a,5,6,10b-hexahydro-4,10b-dimethyl-, (4ar-trans)

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
422.62 g/molcalc.
Exact mass
422.1487 Dacalc.
LogP (octanol/water)
5.83calc.
Topological polar surface area
33.2 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
3calc.
Heavy atoms
29calc.
Rings
5calc.
Aromatic rings
3calc.
Fraction sp3 carbons
0.42calc.
Formal charge
0calc.
Stereocentres
2calc.
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=C1CCC2c3ccc(Sc4nc5ccccc5s4)cc3CCC2N1

O=C1CCC2c3ccc(Sc4nc5ccccc5s4)cc3CCC2N1

5 rings, 25 atoms.

No other chemical in our database has 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.

Izonsteride suppliers

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Izonsteride 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

Applications are not documented for this substance yet. Suppliers often describe uses on their product pages, linked in the suppliers list above.

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 Izonsteride is traded under.

HS 2934.20Indicative HS code

Compounds containing in the structure a benzothiazole ring-system (whether or not…

World exports in 2024
$662M
+4.3% vs 2023, imports $630M
2019 to 2024
Top exporters
  1. China62.9%
  2. Belgium14.6%
  3. United States5.4%
Top importers
  1. India * partner reported18.5%
  2. United States18.1%
  3. Brazil6.7%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is Izonsteride?

Izonsteride is an organic heterotricyclic compound and an organonitrogen heterocyclic compound.

What is the CAS number of Izonsteride?

The CAS registry number of Izonsteride is 176975-26-1.

What is the molecular formula and weight of Izonsteride?

The molecular formula of Izonsteride is C24H26N2OS2 and its molar mass is 422.62 g/mol.

Is Izonsteride hazardous?

No GHS hazard classification for Izonsteride 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 Izonsteride?

Izonsteride is usually classified under HS code 293420 (Compounds containing in the structure a benzothiazole ring-system (whether or not…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Izonsteride?

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What is the price of Izonsteride?

Suppliers quote Izonsteride 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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