ProductSSS
10 Inquiries
98-59-9
99%
25kg/Bag
2026-03-02
p-Anisic acid,Maleic acid,Diethyl acetamidomalonate,Sodium p-methoxybenzoate,Terephthalaldehyde
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Product Description
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Seller Information
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Inquiry History
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DescriptionBasic Info
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Product Name:
Tosyl chloride
Other Name: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
CAS No.:98-59-9
UN No.:3261
Molecular Formula:C7H7ClO2S
InChIKeys:InChIKey=YYROPELSRYBVMQ-UHFFFAOYSA-N
Molecular Weight:190.64700
Exact Mass:190.65
EC Number:202-684-8
UNII:027KYN78B4
ICSC Number:1762
NSC Number:175822
UN Number:1759
DSSTox ID:DTXSID1052660
Color/Form:CRYSTALS|TRICLINIC CRYSTALS FROM ETHER OR PETROLEUM ETHER
HScode:29049020
Categories:
Characteristics-
PSA:
42.52000
XLogP3:3.00330
Appearance: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.
Density:1.006 g/cm3
Melting Point:69-71 °C
Boiling Point:146 °C @ Press: 15 Torr
Flash Point:128ºC
Refractive Index:1.545
Water Solubility:hydrolyses
Storage Conditions:Store at RT.
Vapor Pressure:1 mm Hg ( 88 °C)
Vapor Density:Relative vapour density (air = 1): 6.6
Toxicity:LD50 orally in Rabbit: 4680 mg/kg
Air and Water Reactions:Insoluble in water.
Reactive Group:Acyl Halides, Sulfonyl Halides, and Chloroformates
Autoignition Temperature:492 °C
Hazard IdentificationClassification of the substance or mixture
Corrosive to metals, Category 1
Skin irritation, Category 2
Skin sensitization, Sub-category 1A
Serious eye damage, Category 1
GHS label elements, including precautionary statements
Pictogram(s) 
Signal word Danger
Hazard statement(s) H290 May be corrosive to metals
H315 Causes skin irritation
H317 May cause an allergic skin reaction
H318 Causes serious eye damage
Precautionary statement(s) Prevention P234 Keep only in original packaging.
P264 Wash ... thoroughly after handling.
P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P272 Contaminated work clothing should not be allowed out of the workplace.
Response P390 Absorb spillage to prevent material damage.
P302+P352 IF ON SKIN: Wash with plenty of water/...
P321 Specific treatment (see ... on this label).
P332+P317 If skin irritation occurs: Get medical help.
P362+P364 Take off contaminated clothing and wash it before reuse.
P333+P317 If skin irritation or rash occurs: Get medical help.
P305+P354+P338 IF IN EYES: Immediately rinse with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P317 Get medical help.
Storage P406 Store in a corrosion resistant/...container with a resistant inner liner.
Disposal P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.
Other hazards which do not result in classification
no data available
Handling and StoragePrecautions for safe handling
NO open flames. Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.
Conditions for safe storage, including any incompatibilities
Dry. Well closed. Store in an area without drain or sewer access.
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Seller Information
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Business Type:
Manufactory
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Main Products:
p-Anisic acid,Maleic acid,Diethyl acetamidomalonate,Sodium p-methoxybenzoate,Terephthalaldehyde
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Location:
Xingang Road, Taixing Chemical Industry Development Zone, Taixing City
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Payment Terms:
100% TT in advance
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Year of Establishment:
2001
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Certifications:
ISO Certification,ISO Certification,ISO Certification
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Inquiry History10 Inquiries
Country Product Purchase Quantity Date Posted 
India
Para Toluene Sulphonyl Chloride
2500 KG Feb 2, 2026
India
p-Toluenesulfonyl chloride
500 KG Jun 3, 2025
India
p-Toluenesulfonyl chloride
1000 KG May 30, 2025 
United Kingdom
4-Toluenesulfonyl chloride
1000 MT Sep 30, 2025 
Saudi Arabia
Para-Toluene Sulphonyl Chloride (PTSCL)
115 KG Apr 11, 2025
India
Diisopropylamine
500 KG May 30, 2025
India
Methyl-2-amino-5-chlorobenzoate
50 KG Jun 3, 2025
India
1-Bromo-3,5-dimethoxybenzene
50 KG Jun 3, 2025
India
1-Bromo-3,5-dimethoxybenzene
500 KG May 30, 2025
India
Methyl-2-amino-5-chlorobenzoate
5000 KG May 30, 2025 Post an enquiry for this product
