Tosyl chloride
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Tosyl chloride
structure -
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CAS No:
98-59-9
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Formula:
C7H7ClO2S
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Chemical Name:
Tosyl chloride
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Synonyms:
Benzenesulfonyl chloride,4-methyl-;p-Toluenesulfonyl chloride;4-Methylbenzenesulfonyl chloride;p-Methylbenzenesulfonyl chloride;Tosyl chloride;p-Toluenesulfochloride;p-Tosyl chloride;p-Tolylsulfonyl chloride;4-Toluenesulfonyl chloride;Toluenesulfonyl chloride;p-Toluenesulfonic acid chloride;p-Methylphenylsulfonyl chloride;4-Tosyl chloride;p-Toluenesulfonic chloride;4-Methylphenylsulfonyl chloride;NSC 175822;4-Toluolsulfonyl chloride;4-Methylbenzene-1-sulfonyl chloride;4-Methylbenzenesulphonyl chloride
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CAS No:
Description
White flaky crystal. melting point is 71 ℃. Boiling point is 151.6 ℃ (1.67kPa), 145-146 ℃ (2.0kPa). Soluble in alcohol, ether and benzene, insoluble in water. White to yellow solid
P-toluene sulfonylchloride appears as a white to gray powdered solid with a distinctive odor. Insoluble in water and denser than water. Contact may irritate skin, eyes and mucous membranes. May be toxic by ingestion, inhalation and skin absorption. Used to make other chemicals.|COLOURLESS-TO-YELLOW HYGROSCOPIC CRYSTALS WITH PUNGENT ODOUR.
P-toluene sulfonylchloride appears as a white to gray powdered solid with a distinctive odor. Insoluble in water and denser than water. Contact may irritate skin, eyes and mucous membranes. May be toxic by ingestion, inhalation and skin absorption. Used to make other chemicals.
Tosyl chloride Basic Attributes
190.64700
190.65
202-684-8
027KYN78B4
1762
175822
1759
DTXSID1052660
CRYSTALS|TRICLINIC CRYSTALS FROM ETHER OR PETROLEUM ETHER
29049020
Characteristics
42.52000
3.00330
P-toluene sulfonylchloride appears as a white to gray powdered solid with a distinctive odor. Insoluble in water and denser than water. Contact may irritate skin, eyes and mucous membranes. May be toxic by ingestion, inhalation and skin absorption. Used to make other chemicals.
1.006 g/cm3
69-71 °C
146 °C @ Press: 15 Torr
128ºC
1.545
hydrolyses
Store at RT.
1 mm Hg ( 88 °C)
Relative vapour density (air = 1): 6.6
LD50 orally in Rabbit: 4680 mg/kg
Insoluble in water.
Acyl Halides, Sulfonyl Halides, and Chloroformates
492 °C
Safety Information
II
8
UN 3261
1
R29; R34
S26-S36/37/39-S45
DB8929000
C
Dry. Well closed. Store in an area without drain or sewer access.
Stable. Substances to be avoided include strong bases and strong oxidizing agents and water. Moisture sensitive.
P280-P305 + P351 + P338
H315-H318
Excerpt from ERG Guide 154 [Substances - Toxic and/or Corrosive (Non-Combustible)]: Non-combustible, substance itself does not burn but may decompose upon heating to produce corrosive and/or toxic fumes. Some are oxidizers and may ignite combustibles (wood, paper, oil, clothing, etc.). Contact with metals may evolve flammable hydrogen gas. Containers may explode when heated. For electric vehicles or equipment, ERG Guide 147 (lithium ion batteries) or ERG Guide 138 (sodium batteries) should also be consulted. (ERG, 2016)|Combustible. Gives off irritating or toxic fumes (or gases) in a fire.
|Danger|H314 (67.73%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]|P260, P261, P264, P271, P272, P273, P280, P301+P330+P331, P302+P352, P303+P361+P353, P304+P340, P305+P351+P338, P310, P312, P321, P332+P313, P333+P313, P362, P363, P403+P233, P405, and P501|Aggregated GHS information provided by 899 companies from 25 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Excerpt from ERG Guide 154 [Substances - Toxic and/or Corrosive (Non-Combustible)]: SMALL FIRE: Dry chemical, CO2 or water spray. LARGE FIRE: Dry chemical, CO2, alcohol-resistant foam or water spray. Move containers from fire area if you can do it without risk. Dike fire-control water for later disposal; do not scatter the material. FIRE INVOLVING TANKS OR CAR/TRAILER LOADS: Fight fire from maximum distance or use unmanned hose holders or monitor nozzles. Do not get water inside containers. Cool containers with flooding quantities of water until well after fire is out. Withdraw immediately in case of rising sound from venting safety devices or discoloration of tank. ALWAYS stay away from tanks engulfed in fire. (ERG, 2016)|Use dry powder, carbon dioxide. NO water. NO foam.
Excerpt from ERG Guide 154 [Substances - Toxic and/or Corrosive (Non-Combustible)]: As an immediate precautionary measure, isolate spill or leak area in all directions for at least 50 meters (150 feet) for liquids and at least 25 meters (75 feet) for solids. SPILL: Increase, in the downwind direction, as necessary, the isolation distance shown above. FIRE: If tank, rail car or tank truck is involved in a fire, ISOLATE for 800 meters (1/2 mile) in all directions; also, consider initial evacuation for 800 meters (1/2 mile) in all directions. (ERG, 2016)
Excerpt from ERG Guide 154 [Substances - Toxic and/or Corrosive (Non-Combustible)]: ELIMINATE all ignition sources (no smoking, flares, sparks or flames in immediate area). Do not touch damaged containers or spilled material unless wearing appropriate protective clothing. Stop leak if you can do it without risk. Prevent entry into waterways, sewers, basements or confined areas. Absorb or cover with dry earth, sand or other non-combustible material and transfer to containers. DO NOT GET WATER INSIDE CONTAINERS. (ERG, 2016)
Excerpt from ERG Guide 154 [Substances - Toxic and/or Corrosive (Non-Combustible)]: Wear positive pressure self-contained breathing apparatus (SCBA). Wear chemical protective clothing that is specifically recommended by the manufacturer. It may provide little or no thermal protection. Structural firefighters' protective clothing provides limited protection in fire situations ONLY; it is not effective in spill situations where direct contact with the substance is possible. (ERG, 2016)|WHEN HANDLING THESE MATERIALS, THERE SHOULD BE EDUCATION OF PERSONNEL IN NATURE OF HAZARD, PROVISION OF PERSONAL PROTECTIVE EQUIPMENT (SAFETY GOGGLES, GLOVES), ADEQUATE VENTILATION, & PROVISION FOR FLUSHING EYES OR SKIN WITH WATER. /ACID HALIDES/
Personal protection: filter respirator for organic gases and particulates adapted to the airborne concentration of the substance. Do NOT let this chemical enter the environment. Sweep spilled substance into containers. Carefully collect remainder. Then store and dispose of according to local regulations.
Dry. Well closed. Store in an area without drain or sewer access.
A harmful concentration of airborne particles can be reached quickly when dispersed, especially if powdered.
The substance is severely irritating to the eyes. The substance is irritating to the skin and respiratory tract.
NO open flames.
PREVENT DISPERSION OF DUST!
Use local exhaust or breathing protection.
Protective gloves.
Wear safety goggles or eye protection in combination with breathing protection if powder.
Drug Information
Excerpt from ERG Guide 154 [Substances - Toxic and/or Corrosive (Non-Combustible)]: TOXIC; inhalation, ingestion or skin contact with material may cause severe injury or death. Contact with molten substance may cause severe burns to skin and eyes. Avoid any skin contact. Effects of contact or inhalation may be delayed. Fire may produce irritating, corrosive and/or toxic gases. Runoff from fire control or dilution water may be corrosive and/or toxic and cause pollution. (ERG, 2016)
Excerpt from ERG Guide 154 [Substances - Toxic and/or Corrosive (Non-Combustible)]: Ensure that medical personnel are aware of the material(s) involved and take precautions to protect themselves. Move victim to fresh air. Call 911 or emergency medical service. Give artificial respiration if victim is not breathing. Do not use mouth-to-mouth method if victim ingested or inhaled the substance; give artificial respiration with the aid of a pocket mask equipped with a one-way valve or other proper respiratory medical device. Administer oxygen if breathing is difficult. Remove and isolate contaminated clothing and shoes. In case of contact with substance, immediately flush skin or eyes with running water for at least 20 minutes. For minor skin contact, avoid spreading material on unaffected skin. Keep victim calm and warm. Effects of exposure (inhalation, ingestion or skin contact) to substance may be delayed. (ERG, 2016)
Fresh air, rest.
Remove contaminated clothes. Rinse skin with plenty of water or shower.
Rinse with plenty of water (remove contact lenses if easily possible). Refer immediately for medical attention.
...PRODUCE SEVERE PRIMARY IRRITATION OF EYES, SKIN, OR RESP TRACT. DELAYED VESICATION IS NOT UNCOMMON. SENSITIZATION MAY ALSO OCCUR... /ACID HALIDES/|STRONG IRRITANT & VESICANT. /FROM TABLE/|WHILE CUMULATIVE TOXIC EFFECTS ARE THEORETICALLY POSSIBLE IF ORIGINAL ORG ACID IS ALSO KNOWN TO BE CUMULATIVE IN ACTION...IRRITANT PROPERTIES OF THE HALIDE PREVENT VOLUNTARY EXPOSURE TO SIGNIFICANT AMOUNTS... /ACID HALIDES/
4-toluenesulfonyl chloride
Cough.
Redness. Pain.
Redness. Pain.
Tosyl chloride Use and Manufacturing
MADE BY TREATING TOLUENE WITH CHLOROSULFONIC ACID.
It can be used for organic synthesis, for example: dyes, saccharin,etc.
Benzenesulfonyl chloride, 4-methyl-: ACTIVE|10 OF 16 MERCURATED SULFONAMIDES TESTED AS BACTERICIDES & FUNGICIDES AGAINST E COLI, RHIZOCTONIA SOLANI, S AUREUS, A NIGER, & CHETOMIUM GLOBOSSUM WERE MORE TOXIC THAN ZINEB. SULFONAMIDES PREPD BY CONDENSING ANILINE BASE WITH P-TOLUENESULFONYL CHLORIDE IN PRESENCE OF PYRIDINE + BENZENE.
Computed Properties
Molecular Weight:190.65
XLogP3:3
Hydrogen Bond Acceptor Count:2
Rotatable Bond Count:1
Exact Mass:189.9855283
Monoisotopic Mass:189.9855283
Topological Polar Surface Area:42.5
Heavy Atom Count:11
Complexity:209
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes
Price Analysis
- Data: 2026-01-02
- Price: 12500.00Yuan/ton
- Change: 0
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