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Aromatic building blocks

Dichloramine-T

Also known as Dichloramine T, N,N-Dichloro-p-toluenesulfonamide, N,N-dichloro-4-methylbenzenesulfonamide

CAS 473-34-7Formula C7H7Cl2NO2SMolar mass 240.11 g/molEC 207-462-4
GHS signal word: Danger. Pictograms: Oxidiser, Harmful or irritant
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Dichloramine-T chemical structure, C7H7Cl2NO2S, CAS 473-34-7
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
473-34-7
Formula
C7H7Cl2NO2S
Molar mass
240.11 g/mol
EC number
207-462-4
HS code
293590
Category
Aromatic building blocks

What is Dichloramine-T?

Plain description, key identifiers and synonyms

Dichloramine-T is a chemical substance with the molecular formula C7H7Cl2NO2S and a molar mass of 240.11 g/mol. Its CAS registry number is 473-34-7. The IUPAC name is N,N-dichloro-4-methylbenzenesulfonamide.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
N,N-dichloro-4-methylbenzenesulfonamide
CAS number
473-34-7 CAS number cross-checked
EC number
207-462-4
Molecular formula
C7H7Cl2NO2S
UNII
36XJA7756O
MDL number
MFCD00058929
InChIKey
ARGDYOIRHYLIMT-UHFFFAOYSA-N
InChI
InChI=1S/C7H7Cl2NO2S/c1-6-2-4-7(5-3-6)13(11,12)10(8)9/h2-5H,1H3
SMILES (canonical and isomeric)
CC1=CC=C(C=C1)S(=O)(=O)N(Cl)Cl

Synonyms

  • Dichloramine T
  • N,N-Dichloro-p-toluenesulfonamide
  • N,N-dichloro-4-methylbenzenesulfonamide
  • Peraktivin
  • Benzenesulfonamide, N,N-dichloro-4-methyl-
  • Benzyl p-sulfondichloramide
  • p-Toluenesulfone dichloramide
  • N,N-Dichloro-p-toluolsulfonamide
  • p-Toluenesulfonamide, N,N-dichloro-
  • N,N-Dichloro-p-tolylsulfonamide, NSC 1130, Peraktivin
  • p-Toluenesulfondichloramide
  • Dichloramin T
  • N,N-Dichlorotoluene-4-sulphonamide
  • N,N-dichloro-4-methylbenzene-1-sulfonamide
  • p-Toluenesulfonamide,N-dichloro-
  • Benzenesulfonamide,N-dichloro-4-methyl-
  • N,N-dichloro-4-methyl-benzenesulfonamide
  • N,N-Dichloro-p-toluenesulfonamide, 97%
  • p-Toluenesulfonic acid dichloramide

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
240.11 g/molcalc.
Exact mass
238.9575 Dacalc.
LogP (octanol/water)
2.29calc.
Topological polar surface area
37.38 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
2calc.
Heavy atoms
13calc.
Rings
1calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0.14calc.
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, c1ccccc1

c1ccccc1

1 ring, 6 atoms, the Benzene ring system.

485,677 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS03: Oxidiser
Oxidiser
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H271May cause fire or explosion, strong oxidiser.
  • H315Causes skin irritation.
  • H319Causes serious eye irritation.
  • H335May cause respiratory irritation.
Precautionary statements (23)
  • P210Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
  • P220Keep away from clothing and other combustible materials.
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P271Use only outdoors or in a well-ventilated area.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P283Wear fire resistant or flame retardant clothing.
  • P302 + P352If on skin: Wash with plenty of water.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P351 + P338If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P306 + P360If on clothing: Rinse immediately contaminated clothing and skin with plenty of water before removing clothes.
  • P319Get medical help if you feel unwell.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P332 + P317If skin irritation occurs: Get medical help.
  • P337 + P317If eye irritation persists: Get medical help.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • P370 + P378In case of fire: Use appropriate media to extinguish.
  • P371 + P380 + P375In case of major fire and large quantities: Evacuate area. Fight fire remotely due to the risk of explosion.
  • P403 + P233Store in a well-ventilated place. Keep container tightly closed.
  • P405Store locked up.
  • P420Store separately.
  • 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

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Dichloramine-T 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

United States

  • TSCA inventory (USA)
    Status: Inactive in US commerce

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Dichloramine-T 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 Dichloramine-T is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Dichloramine-T, based on the data on this page

What is Dichloramine-T?

Dichloramine-T is a chemical substance with the molecular formula C7H7Cl2NO2S and a molar mass of 240.11 g/mol. Its CAS registry number is 473-34-7. The IUPAC name is N,N-dichloro-4-methylbenzenesulfonamide.

What is the CAS number of Dichloramine-T?

The CAS registry number of Dichloramine-T is 473-34-7.

What is the molecular formula and weight of Dichloramine-T?

The molecular formula of Dichloramine-T is C7H7Cl2NO2S and its molar mass is 240.11 g/mol.

What is Dichloramine-T used for?

Known uses and roles of Dichloramine-T include building blocks in research and laboratory and screening compounds in research and laboratory.

Is Dichloramine-T hazardous?

Dichloramine-T carries the GHS signal word "Danger". Main hazards: may cause fire or explosion, strong oxidiser, causes skin irritation, causes serious eye irritation. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Dichloramine-T?

Dichloramine-T is usually classified under HS code 293590 (Sulphonamides, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Dichloramine-T?

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What is the price of Dichloramine-T?

Suppliers quote Dichloramine-T 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 Dichloramine-T

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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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