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Heterocyclic building blocks

Tisoquone

Also known as tisocuona, 4-Ethyl-3,4-dihydro-4-phenylthioisocarbostyril, tisoquonum

CAS 40692-37-3Formula C17H17NSMolar mass 267.40 g/mol
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Tisoquone chemical structure, C17H17NS, CAS 40692-37-3
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
40692-37-3
Formula
C17H17NS
Molar mass
267.40 g/mol
HS code
293349
Category
Heterocyclic building blocks

What is Tisoquone?

Plain description, key identifiers and synonyms

Tisoquone is a chemical substance with the molecular formula C17H17NS and a molar mass of 267.40 g/mol. Its CAS registry number is 40692-37-3. The IUPAC name is 4-ethyl-4-phenyl-2,3-dihydroisoquinoline-1-thione.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
4-ethyl-4-phenyl-2,3-dihydroisoquinoline-1-thione
CAS number
40692-37-3 CAS number cross-checked
Molecular formula
C17H17NS
UNII
2AOU8D2K89
InChIKey
CTCYPMQAPSGBTQ-UHFFFAOYSA-N
InChI
InChI=1S/C17H17NS/c1-2-17(13-8-4-3-5-9-13)12-18-16(19)14-10-6-7-11-15(14)17/h3-11H,2,12H2,1H3,(H,18,19)
SMILES (canonical and isomeric)
CCC1(CNC(=S)C2=CC=CC=C21)C3=CC=CC=C3

Synonyms

  • tisocuona
  • 4-Ethyl-3,4-dihydro-4-phenylthioisocarbostyril
  • tisoquonum
  • 4-ethyl-4-phenyl-2,3-dihydroisoquinoline-1-thione
  • 4-Ethyl-4-phenyl-3,4-dihydroisoquinoline-1(2H)-thione

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
267.40 g/molcalc.
Exact mass
267.1082 Dacalc.
LogP (octanol/water)
3.66calc.
Topological polar surface area
12.03 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
2calc.
Heavy atoms
19calc.
Rings
3calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0.24calc.
Formal charge
0calc.
Stereocentres
1calc.
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, S=C1NCC(c2ccccc2)c2ccccc21

S=C1NCC(c2ccccc2)c2ccccc21

3 rings, 17 atoms.

1 other chemical 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.

Tisoquone suppliers

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Tisoquone 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 Tisoquone is traded under.

HS 2933.49Indicative HS code

Compounds containing in the structure a quinoline or isoquinoline ring-system (whether…

World exports in 2024
$939M
−14.6% vs 2023, imports $1.48B
2019 to 2024
Top exporters
  1. China30.1%
  2. India * partner reported16.7%
  3. Switzerland * partner reported14.1%
Top importers
  1. United Kingdom19.2%
  2. Germany16.0%
  3. Romania8.3%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is Tisoquone?

Tisoquone is a chemical substance with the molecular formula C17H17NS and a molar mass of 267.40 g/mol. Its CAS registry number is 40692-37-3. The IUPAC name is 4-ethyl-4-phenyl-2,3-dihydroisoquinoline-1-thione.

What is the CAS number of Tisoquone?

The CAS registry number of Tisoquone is 40692-37-3.

What is the molecular formula and weight of Tisoquone?

The molecular formula of Tisoquone is C17H17NS and its molar mass is 267.40 g/mol.

What is Tisoquone used for?

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

Is Tisoquone hazardous?

No GHS hazard classification for Tisoquone 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 Tisoquone?

Tisoquone is usually classified under HS code 293349 (Compounds containing in the structure a quinoline or isoquinoline ring-system (whether…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Tisoquone?

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

What is the price of Tisoquone?

Suppliers quote Tisoquone 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 Tisoquone

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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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