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NIOSH

p-TOLUENESULFONYL CHLORIDE

ICSC: 1762
Tosyl chloride
4-Toluenesulfonyl chloride
4-Methylbenzenesulfonyl chloride
C7H7ClO2S
Molecular mass: 190.6
8 Corrosive placard ICSC # 1762		 CAS # 98-59-9
RTECS # DB8929000
May 06, 2010 Validated
Ju, 010 IPCS checked incl GHS

TYPES OF HAZARD/ EXPOSURE

ACUTE HAZARDS/ SYMPTOMS

PREVENTION

FIRST AID/
FIRE FIGHTING
FIRE Combustible. Gives off irritating or toxic fumes (or gases) in a fire.
 		 NO open flames.
 		 Dry powder. Carbon dioxide. NO water NO foam..
 
EXPLOSION
 
 
 
EXPOSURE
 		 PREVENT DISPERSION OF DUST!
 
 
•INHALATION Cough.
 		 Local exhaust or breathing protection.
 		 Fresh air, rest.
 
•SKIN Redness. Pain.
 		 Protective gloves.
 		 Remove contaminated clothes. Rinse skin with plenty of water or shower.
 
•EYES Redness. Pain.
 		 Safety goggles or eye protection in combination with breathing protection if powder.
 		 Rinse with plenty of water (remove contact lenses if easily possible). Refer immediately for medical attention.
 
•INGESTION Sore throat.
 		 Do not eat, drink, or smoke during work.
 		 Rinse mouth. Give one or two glasses of water to drink. Refer for medical attention.
 

SPILLAGE DISPOSAL

STORAGE

PACKAGING & LABELLING
Personal protection: filter respirator for organic gases and particulates adapted to the airborne concentration of the substance. Sweep spilled substance into containers. Carefully collect remainder, then remove to safe place. Do NOT let this chemical enter the environment.
 		 Dry. Well closed. Store in an area without drain or sewer access.
 		 Unbreakable packaging; put breakable packaging into closed unbreakable container.
UN Hazard Class: 8
UN Packing Group: II
Signal: Warning
Excl mark
Causes skin irritation
Causes serious eye irritation
Harmful to aquatic life
 
ICSC: 1762 Prepared in the context of cooperation between the International Programme on Chemical Safety & the Commission of the European Communities (C) IPCS CEC 1994. No modifications to the International version have been made except to add the OSHA PELs, NIOSH RELs and NIOSH IDLH values.

p-TOLUENESULFONYL CHLORIDE

 ICSC: 1762

I

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P

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T

A

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D

A

T

A

 
PHYSICAL STATE; APPEARANCE:
COLOURLESS TO YELLOW HYGROSCOPIC CRYSTALS , WITH PUNGENT ODOUR.

PHYSICAL DANGERS:


CHEMICAL DANGERS:
The substance decomposes on heating producing toxic and corrosive fumes including sulfur oxides and hydrogen chloride Reacts with water, moist air to produce hydrogen chloride (see ICSC0163)

OCCUPATIONAL EXPOSURE LIMITS:
TLV not established.
MAK not established.


 		 ROUTES OF EXPOSURE:


INHALATION RISK:
A harmful concentration of airborne particles can be reached quickly when dispersed, especially if powdered.

EFFECTS OF SHORT-TERM EXPOSURE:
The substance is irritating to the skin and the respiratory tract and is severely irritating to the eyes.

EFFECTS OF LONG-TERM OR REPEATED EXPOSURE:
 

PHYSICAL
PROPERTIES

 
Melting point: 69-71 °C
Density: 1.3
g/cm⊃3;
Solubility in water: (reaction)
Vapour pressure, Pa at 25°C: 0.16
 		 Relative vapour density (air = 1): 6.6
Flash point: 128°C c.c.
Auto-ignition temperature: 492°C
Octanol/water partition coefficient as log Pow: 3.49

ENVIRONMENTAL
DATA

 		 The substance is harmful to aquatic organisms.
 

N O T E S

ADDITIONAL INFORMATION

 
 
ICSC: 1762 p-TOLUENESULFONYL CHLORIDE
(C) IPCS, CEC, 1994
IMPORTANT LEGAL NOTICE: Neither NIOSH, the CEC or the IPCS nor any person acting on behalf of NIOSH, the CEC or the IPCS is responsible for the use which might be made of this information. This card contains the collective views of the IPCS Peer Review Committee and may not reflect in all cases all the detailed requirements included in national legislation on the subject. The user should verify compliance of the cards with the relevant legislation in the country of use. The only modifications made to produce the U.S. version is inclusion of the OSHA PELs, NIOSH RELs and NIOSH IDLH values.
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