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Heterocyclic building blocks

Chlobenthiazone

Also known as 4-Chloro-3-methyl-2(3H)-benzothiazolone, 2(3H)-Benzothiazolone, 4-chloro-3-methyl-, 4-Chloro-3-methylbenzothiazol-2-one

CAS 63755-05-5Formula C8H6ClNOSMolar mass 199.66 g/mol
1 supplier listed
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Chlobenthiazone chemical structure, C8H6ClNOS, CAS 63755-05-5
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
63755-05-5
Formula
C8H6ClNOS
Molar mass
199.66 g/mol
HS code
293420
Category
Heterocyclic building blocks

What is Chlobenthiazone?

Plain description, key identifiers and synonyms

Chlobenthiazone is a chemical substance with the molecular formula C8H6ClNOS and a molar mass of 199.66 g/mol. Its CAS registry number is 63755-05-5. The IUPAC name is 4-chloro-3-methyl-1,3-benzothiazol-2-one.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
4-chloro-3-methyl-1,3-benzothiazol-2-one
CAS number
63755-05-5 CAS number cross-checked
Molecular formula
C8H6ClNOS
UNII
CWS1R2VYG3
InChIKey
QCPASDYEQAVIJF-UHFFFAOYSA-N
InChI
InChI=1S/C8H6ClNOS/c1-10-7-5(9)3-2-4-6(7)12-8(10)11/h2-4H,1H3
SMILES (canonical and isomeric)
CN1C2=C(C=CC=C2Cl)SC1=O

Synonyms

  • 4-Chloro-3-methyl-2(3H)-benzothiazolone
  • 2(3H)-Benzothiazolone, 4-chloro-3-methyl-
  • 4-Chloro-3-methylbenzothiazol-2-one
  • 4-Chloro-3-methylbenzothiazolin-2-one
  • 4-Chloro-3-methylbenzo[d]thiazol-2(3H)-one
  • 4-chloro-3-methyl-1,3-benzothiazol-2-one
  • 4-chloro-3-methyl-2,3-dihydro-1,3-benzothiazol-2-one
  • 4-Chloro-3-methyl-1,3-benzothiazol-2(3H)-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
199.66 g/molcalc.
Exact mass
198.9859 Dacalc.
LogP (octanol/water)
2.25calc.
Topological polar surface area
22 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
0calc.
Heavy atoms
12calc.
Rings
2calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0.13calc.
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=c1[nH]c2ccccc2s1

O=c1[nH]c2ccccc2s1

2 rings, 10 atoms, the Benzothiazolone ring system.

337 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.

Chlobenthiazone suppliers

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Where suppliers are based

1 supplier in 0 countries

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

Frequently asked questions

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

What is Chlobenthiazone?

Chlobenthiazone is a chemical substance with the molecular formula C8H6ClNOS and a molar mass of 199.66 g/mol. Its CAS registry number is 63755-05-5. The IUPAC name is 4-chloro-3-methyl-1,3-benzothiazol-2-one.

What is the CAS number of Chlobenthiazone?

The CAS registry number of Chlobenthiazone is 63755-05-5.

What is the molecular formula and weight of Chlobenthiazone?

The molecular formula of Chlobenthiazone is C8H6ClNOS and its molar mass is 199.66 g/mol.

What is Chlobenthiazone used for?

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

Is Chlobenthiazone hazardous?

No GHS hazard classification for Chlobenthiazone 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 Chlobenthiazone?

Chlobenthiazone 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 Chlobenthiazone?

CompoundList lists 1 supplier of Chlobenthiazone. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Chlobenthiazone?

Suppliers quote Chlobenthiazone 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 Chlobenthiazone

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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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