Chloramine (T)

Description

o/p-Toluene Sulfonamide · CAS 127-65-1 · C7H7ClNNaO2S. UNII 328AS34YM6. Melting Point: 170-177 °C decomposes; Flash Point: 192 °C c.c. (trihydrate).

Identification

CAS Registry Number	127-65-1
PubChem CID	3641960
Molecular formula	C7H7ClNNaO2S
IUPAC name	sodium chloro-(4-methylphenyl)sulfonylazanide
UNII (FDA)	328AS34YM6

Computed Descriptors

Molecular Weight	227.64
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	3
Rotatable Bond Count	1
Exact Mass	226.9783716
Monoisotopic Mass	226.9783716
Topological Polar Surface Area	43.5
Heavy Atom Count	13
Formal Charge	0
Complexity	231

Physical & Chemical Properties

Melting Point	170-177 °C decomposes
Flash Point	192 °C c.c. (trihydrate)

Physical description & handling notes

• CBI
• White or slightly yellow crystals or crystalline powder; [HSDB]
• WHITE SOLID IN VARIOUS FORMS WITH CHARACTERISTIC ODOUR.
• White or slightly yellow crystals or crystalline powder
• Slight odor of chlorine
• Insoluble in benzene, chloroform, and ether; decomposed by alcohol

Regulatory Status

Regulatory & Food Contact	FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS SODIUM P-TOLUENESULFONCHLOROAMIDE CIR / INCI: Antimicrobial

GHS Hazard Classification

Reported hazard statements	H302, H314, H334, H317 (34.9%), H318 (34.9%)

Documented Uses

• Occupational asthma reported in janitors, brewery workers, and chemical workers; [Malo] Allergic contact dermatitis in housekeeping workers; [Marks]
• Using Disinfectants or Biocides [Category: Clean]
• Detection of bromate and halogens; antibacterial; VET: antiseptic (topical).
• Chloramines are no longer employed for irrigation of wounds... but are used in the emergency sterilization of drinking water and for sanitization. /Chloramines/
• Tosylchloramide sodium is an organic chlorine compound with an available chlorine content of 28-30% and is intended for use in fish farming for prevention and control of bacterial gill disease.
• ... Prepared in 75-95% yield by passing chlorine into a sodium hydroxide solution of p-toluenesulfonamide.

Synonyms

Chloramine-T; CHLORAMINE T; 127-65-1; Chlorazene; Tosylchloramide sodium; Chloralone; Chlorasan; Chlorazone; Tochlorine; Tolamine; Aktivin; Acti-chlore; Chlorozone; Chlorseptol; Gyneclorina; Multichlor

Frequently Asked Questions

What are the CAS number and molecular formula of o/p-Toluene Sulfonamide?

CAS 127-65-1; molecular formula C7H7ClNNaO2S; molecular weight — g/mol.

What other names is o/p-Toluene Sulfonamide known by?

Chloramine-T, CHLORAMINE T, 127-65-1, Chlorazene, Tosylchloramide sodium, Chloralone.

What is the regulatory status of o/p-Toluene Sulfonamide?

Documented regulatory listings: FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS; SODIUM P-TOLUENESULFONCHLOROAMIDE; CIR / INCI: Antimicrobial.

Is o/p-Toluene Sulfonamide classified as hazardous?

Hazard statements reported: H302, H314, H334, H317, H318.

What are the key physical properties of o/p-Toluene Sulfonamide?

Melting Point: 170-177 °C decomposes; Flash Point: 192 °C c.c. (trihydrate).

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.