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Heterocyclic building blocks

2-(Carboxymethoxy)thioxanthone

Also known as [(9-oxo-9H-thioxanthen-2-yl)oxy]acetic acid, 2-((9-Oxo-9H-thioxanthen-2-yl)oxy)acetic acid, ((9-Oxo-9H-thioxanthen-2-yl)oxy)acetic acid

CAS 84434-05-9Formula C15H10O4SMolar mass 286.31 g/molEC 282-803-8
GHS hazard pictograms. Pictograms: Hazardous to the environment 1 supplier listed
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2-(Carboxymethoxy)thioxanthone chemical structure, C15H10O4S, CAS 84434-05-9
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
84434-05-9
Formula
C15H10O4S
Molar mass
286.31 g/mol
EC number
282-803-8
HS code
293499
Category
Heterocyclic building blocks

What is 2-(Carboxymethoxy)thioxanthone?

Plain description, key identifiers and synonyms

2-(Carboxymethoxy)thioxanthone is a chemical substance with the molecular formula C15H10O4S and a molar mass of 286.31 g/mol. Its CAS registry number is 84434-05-9. The IUPAC name is 2-(9-oxothioxanthen-2-yl)oxyacetic acid.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
2-(9-oxothioxanthen-2-yl)oxyacetic acid
CAS number
84434-05-9 CAS number cross-checked
EC number
282-803-8
Molecular formula
C15H10O4S
UNII
BU3L3YF2NY
MDL number
MFCD27965627
InChIKey
LJUKODJASZSKFL-UHFFFAOYSA-N
InChI
InChI=1S/C15H10O4S/c16-14(17)8-19-9-5-6-13-11(7-9)15(18)10-3-1-2-4-12(10)20-13/h1-7H,8H2,(H,16,17)
SMILES (canonical and isomeric)
C1=CC=C2C(=C1)C(=O)C3=C(S2)C=CC(=C3)OCC(=O)O

Synonyms

  • [(9-oxo-9H-thioxanthen-2-yl)oxy]acetic acid
  • 2-((9-Oxo-9H-thioxanthen-2-yl)oxy)acetic acid
  • ((9-Oxo-9H-thioxanthen-2-yl)oxy)acetic acid
  • 2-thioxanthonyloxyacetic acid
  • 2-[(9-oxo-9H-thioxanthen-2-yl)oxy]acetic acid
  • Acetic acid, 2-[(9-oxo-9H-thioxanthen-2-yl)oxy]-
  • Acetic acid, 2-((9-oxo-9H-thioxanthen-2-yl)oxy)-
  • 2-(9-oxothioxanthen-2-yl)oxyacetic acid
  • 2-carboxymethoxythioxanthone
  • CMTX
  • 2-(Carboxymethoxy)-9H-thioxanthene-9-one
  • (9-oxo-9H-thioxanthen-2-yloxy)acetic acid
  • (9-Oxo-9H-thioxanthene-2-yloxy)acetic acid
  • 2-(Carboxymethoxy)-thioxanthone
  • v[(9-oxo-9H-thioxanthen-2-yl)oxy]acetic acid
  • Acetic acid, [(9-oxo-9H-thioxanthen-2-yl)oxy]-

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
286.31 g/molcalc.
Exact mass
286.03 Dacalc.
LogP (octanol/water)
2.88calc.
Topological polar surface area
63.6 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
3calc.
Heavy atoms
20calc.
Rings
3calc.
Aromatic rings
3calc.
Fraction sp3 carbons
0.07calc.
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=c1c2ccccc2sc2ccccc12

O=c1c2ccccc2sc2ccccc12

3 rings, 15 atoms, the Thioxanthone ring system.

254 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS classification
Hazard pictograms
GHS09: Hazardous to the environment
Hazardous to the environment

Hazard statements

  • H411Toxic to aquatic life with long lasting effects.
Precautionary statements (3)
  • P273Avoid release to the environment.
  • P391Collect spillage.
  • P501Dispose of contents and container in accordance with local regulations.

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

2-(Carboxymethoxy)thioxanthone suppliers

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2-(Carboxymethoxy)thioxanthone price

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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 2-(Carboxymethoxy)thioxanthone 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 2-(Carboxymethoxy)thioxanthone is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about 2-(Carboxymethoxy)thioxanthone, based on the data on this page

What is 2-(Carboxymethoxy)thioxanthone?

2-(Carboxymethoxy)thioxanthone is a chemical substance with the molecular formula C15H10O4S and a molar mass of 286.31 g/mol. Its CAS registry number is 84434-05-9. The IUPAC name is 2-(9-oxothioxanthen-2-yl)oxyacetic acid.

What is the CAS number of 2-(Carboxymethoxy)thioxanthone?

The CAS registry number of 2-(Carboxymethoxy)thioxanthone is 84434-05-9.

What is the molecular formula and weight of 2-(Carboxymethoxy)thioxanthone?

The molecular formula of 2-(Carboxymethoxy)thioxanthone is C15H10O4S and its molar mass is 286.31 g/mol.

What is 2-(Carboxymethoxy)thioxanthone used for?

Known uses and roles of 2-(Carboxymethoxy)thioxanthone include building blocks in research and laboratory and screening compounds in research and laboratory.

Is 2-(Carboxymethoxy)thioxanthone hazardous?

2-(Carboxymethoxy)thioxanthone has a GHS hazard classification. Main hazards: toxic to aquatic life with long lasting effects. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of 2-(Carboxymethoxy)thioxanthone?

2-(Carboxymethoxy)thioxanthone 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 2-(Carboxymethoxy)thioxanthone?

CompoundList lists 1 supplier of 2-(Carboxymethoxy)thioxanthone in China. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of 2-(Carboxymethoxy)thioxanthone?

Suppliers quote 2-(Carboxymethoxy)thioxanthone 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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