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Heterocyclic building blocks

Cyclobrassinone

Also known as 2-methoxy-9H-[1,3]thiazino[6,5-b]indol-4-one, 1,3-Thiazino[6,5-b]indol-4(9H)-one, 2-methoxy-, 2-Methoxy-[1,3]thiazino[6,5-b]indol-4(9H)-one

CAS 156953-82-1Formula C11H8N2O2SMolar mass 232.26 g/mol
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Cyclobrassinone chemical structure, C11H8N2O2S, CAS 156953-82-1
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
156953-82-1
Formula
C11H8N2O2S
Molar mass
232.26 g/mol
HS code
293499
Category
Heterocyclic building blocks

What is Cyclobrassinone?

Plain description, key identifiers and synonyms

Cyclobrassinone is a member of indoles.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
2-methoxy-9H-[1,3]thiazino[6,5-b]indol-4-one
CAS number
156953-82-1 CAS number cross-checked
Molecular formula
C11H8N2O2S
UNII
Z9JNK9P8SW
InChIKey
YCFLCHMHGBXTCU-UHFFFAOYSA-N
InChI
InChI=1S/C11H8N2O2S/c1-15-11-13-9(14)8-6-4-2-3-5-7(6)12-10(8)16-11/h2-5,12H,1H3
SMILES (canonical and isomeric)
COC1=NC(=O)C2=C(S1)NC3=CC=CC=C32

Synonyms

  • 2-methoxy-9H-[1,3]thiazino[6,5-b]indol-4-one
  • 1,3-Thiazino[6,5-b]indol-4(9H)-one, 2-methoxy-
  • 2-Methoxy-[1,3]thiazino[6,5-b]indol-4(9H)-one
  • 2-Methoxy-4H,9H-[1,3]thiazino[6,5-b]indol-4-one
  • 2-Methoxy-1,3-thiazino[6,5-b]indol-4(9H)-one
  • 2-Methoxy[1,3]thiazino[6,5-b]indol-4(9H)-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
232.26 g/molcalc.
Exact mass
232.0306 Dacalc.
LogP (octanol/water)
2.15calc.
Topological polar surface area
54.98 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
1calc.
Heavy atoms
16calc.
Rings
3calc.
Aromatic rings
3calc.
Fraction sp3 carbons
0.09calc.
Formal charge
0calc.
Stereocentres
0calc.
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, O=c1ncsc2[nH]c3ccccc3c12

O=c1ncsc2[nH]c3ccccc3c12

3 rings, 14 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.

Cyclobrassinone suppliers

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Cyclobrassinone 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 Cyclobrassinone is traded under.

HS 2934.99Indicative HS code

Nucleic acids and their salts, other heterocyclic compounds, not elsewhere classified in heading 2934

World exports in 2024
$26.7B
+15.0% vs 2023, imports $26.3B
2019 to 2024
Top exporters
  1. Ireland26.3%
  2. China15.7%
  3. Singapore10.3%
Top importers
  1. United States24.5%
  2. Germany23.1%
  3. Japan4.5%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

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

What is Cyclobrassinone?

Cyclobrassinone is a member of indoles.

What is the CAS number of Cyclobrassinone?

The CAS registry number of Cyclobrassinone is 156953-82-1.

What is the molecular formula and weight of Cyclobrassinone?

The molecular formula of Cyclobrassinone is C11H8N2O2S and its molar mass is 232.26 g/mol.

What is Cyclobrassinone used for?

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

Is Cyclobrassinone hazardous?

No GHS hazard classification for Cyclobrassinone 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 Cyclobrassinone?

Cyclobrassinone is usually classified under HS code 293499 (Nucleic acids and their salts, whether or not chemically defined, other heterocyclic…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Cyclobrassinone?

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

What is the price of Cyclobrassinone?

Suppliers quote Cyclobrassinone 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 Cyclobrassinone

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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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