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Heterocyclic building blocks

Chlorzolamide

Also known as 5-(2-chlorophenyl)-1,3,4-thiadiazole-2-sulfonamide, 1,3,4-Thiadiazole-2-sulfonamide, 5-(2-chlorophenyl)-, 2-(o-Chlorophenyl)thiadiazole-5-sulfonamide

CAS 5541-92-4Formula C8H6ClN3O2S2Molar mass 275.74 g/mol
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Chlorzolamide chemical structure, C8H6ClN3O2S2, CAS 5541-92-4
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
5541-92-4
Formula
C8H6ClN3O2S2
Molar mass
275.74 g/mol
HS code
293590
Category
Heterocyclic building blocks

What is Chlorzolamide?

Plain description, key identifiers and synonyms

Chlorzolamide is a chemical substance with the molecular formula C8H6ClN3O2S2 and a molar mass of 275.74 g/mol. Its CAS registry number is 5541-92-4. The IUPAC name is 5-(2-chlorophenyl)-1,3,4-thiadiazole-2-sulfonamide.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
5-(2-chlorophenyl)-1,3,4-thiadiazole-2-sulfonamide
CAS number
5541-92-4 CAS number cross-checked
Molecular formula
C8H6ClN3O2S2
UNII
J1RC4Y1VF0
InChIKey
PZVGOWIIHCUHAO-UHFFFAOYSA-N
InChI
InChI=1S/C8H6ClN3O2S2/c9-6-4-2-1-3-5(6)7-11-12-8(15-7)16(10,13)14/h1-4H,(H2,10,13,14)
SMILES (canonical and isomeric)
C1=CC=C(C(=C1)C2=NN=C(S2)S(=O)(=O)N)Cl

Synonyms

  • 5-(2-chlorophenyl)-1,3,4-thiadiazole-2-sulfonamide
  • 1,3,4-Thiadiazole-2-sulfonamide, 5-(2-chlorophenyl)-
  • 2-(o-Chlorophenyl)thiadiazole-5-sulfonamide
  • CL 13580
  • 3dcc
  • Chlorzolamide, CHL
  • 3d9z
  • CL 13,580
  • JMC522226 Compound 19
  • JMC523116 Compound 19
  • aromatic/heteroaromatic sulfonamide 20

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
275.74 g/molcalc.
Exact mass
274.959 Dacalc.
LogP (octanol/water)
1.51calc.
Topological polar surface area
85.94 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
5calc.
Rotatable bonds
2calc.
Heavy atoms
16calc.
Rings
2calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0calc.
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, c1ccc(-c2nncs2)cc1

c1ccc(-c2nncs2)cc1

2 rings, 11 atoms, the 2-Phenyl-1,3,4-thiadiazole ring system.

664 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.

Chlorzolamide suppliers

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Chlorzolamide 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 Chlorzolamide is traded under.

HS 2935.90Indicative HS code

Sulphonamides, other

World exports in 2024
$5.64B
−11.0% vs 2023, imports $8.56B
2019 to 2024
Top exporters
  1. Ireland43.1%
  2. China12.0%
  3. India * partner reported9.5%
Top importers
  1. United States23.6%
  2. Slovenia19.1%
  3. Spain11.7%

* Partner reported figures, a lower bound.

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

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

Guides for buyers

Practical guides that help when you source, ship or handle Chlorzolamide

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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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