p-Toluenesulfonic acid monohydrate
6 Inquiries
6192-52-5
industrial Grade
98%
SHANGHAI
KieRay Chem
25kg/drum
Yes
2022-12-31
fine chemicals,pharmaceutical materials
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Product Details
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Seller Information
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Inquiry History
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DescriptionECHEMI Editorial Referencep-Toluenesulfonic acid monohydrate, a strong organic acid, acts as organic catalyst used in organic synthesis [1][2].Basic Info
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Product Name:
p-Toluenesulfonic acid monohydrate
Other Name:Benzenesulfonic acid,4-methyl-,hydrate (1:1);p-Toluenesulfonic acid,monohydrate;Benzenesulfonic acid,4-methyl-,monohydrate;4-Toluenesulfonic acid monohydrate;4-Methylbenzenesulfonic acid monohydrate;Tosic acid monohydrate;p-Toluenesulfonic acid monohydrate;Para-toluene sulfonic acid monohydrate
CAS No.:6192-52-5
Molecular Formula:C7H8O3S.H2O
InChIKeys:InChIKey=KJIFKLIQANRMOU-UHFFFAOYSA-N
Molecular Weight:190.22
Exact Mass:190.029984
BRN:3568023
EC Number:203-180-0
UNII:3BTO78GAFF
DSSTox ID:DTXSID5044316
HScode:29041000
Categories:
Characteristics-
PSA:
63.8
XLogP3:2.25820
Appearance:White to pink Solid
Density:1,24 g/cm3
Melting Point:104.8-105.5 °C
Boiling Point:92-119 °C
Flash Point:180 °C
Refractive Index:1.382-1.384
Water Solubility:H2O: 0.1 g/mL, clear
Storage Conditions:Store at RT.
Vapor Density:5.9 (vs air)
Toxicity:LD50 orally in Rabbit: 2570 mg/kg
Hazard IdentificationClassification of the substance or mixture
Skin irritation, Category 2
Eye irritation, Category 2
Specific target organ toxicity â single exposure, Category 3
GHS label elements, including precautionary statements
Pictogram(s) 
Signal word Warning
Hazard statement(s) H315 Causes skin irritation
H319 Causes serious eye irritation
H335 May cause respiratory irritation
Precautionary statement(s) Prevention 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.
P271 Use only outdoors or in a well-ventilated area.
Response 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.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P319 Get medical help if you feel unwell.
Storage P403+P233 Store in a well-ventilated place. Keep container tightly closed.
P405 Store locked up.
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
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
Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.
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Seller Information
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Business Type:
Manufactory
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Main Products:
fine chemicals,pharmaceutical materials
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Location:
Room 260, Building 3, No. 76 Xingqiao North Road, Xingqiao Street, Yuhang District, Hangzhou City, Zhejiang Province, China
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Payment Terms:
TT against copy of documents,L/C
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Average lead Time:
15 days
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Total Annual Revenue:
$1 million-$2.5 million
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Total Employees:
11-50
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Year of Establishment:
2020
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Inquiry History6 Inquiries
Country Product Purchase Quantity Date Posted 
United Kingdom
PTSA
1 KG Apr 6, 2026 
Canada
palladium ptoluenesulfonic acid
1 KG Jun 18, 2025 
Thailand
p-Toluenesulfonic acid monohydrate
500 KG Apr 21, 2025 
Finland
pare-Sulfonic acid
25 KG Mar 13, 2026 
India
Para toluene Sulfonic acid
100 KG Nov 28, 2023 
Russia
Diethylenetriamine
1 MT Jun 5, 2026 Post an enquiry for this product
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