Shanghai Nianxing Industrial Co., Ltd
China
Product Name: p-Toluenesulfonic acid monohydrate
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Purity: 98.0%
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Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: p-Toluenesulfonic acid monohydrate
Price: ￥68.0/500g
Purity: 99.0%
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Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: p-Toluenesulfonic acid monohydrate
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Purity: 98.0%
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Henan Tianfu Chemical Co., Ltd.
China
Product Name: p-Toluenesulfonic acid monohydrate
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
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Zhongshan Xingrui Chemical Co. , Ltd.
China
Product Name: p-Toluenesulfonic acid monohydrate
Price: ￥Inquiry/25kg
Purity: 99.0%
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Contact: Wang Jie
Email: 3096638339@qq.com

Tianjin Jinhui Taiya Chemical Reagent Co., Ltd
China
Product Name: p-Toluenesulfonic acid monohydrate
Price: ￥Inquiry/25kg
Purity: 99.5%
Stocking Period: Inquiry
Contact: wenli
Email: 212067071@qq.com

6192-52-5

6192-52-5 structure

6192-52-5 structure

Name: p-Toluenesulfonic acid monohydrate
Chemical Name: p-Toluenesulfonic acid monohydrate
CAS Number: 6192-52-5
Molecular Formula: C₇H₁₀O₄S
Molecular Weight: 190.217
Catalog: Chemical reagent Organic reagent Sulfonate/sulfinate
Create Date: 2018-06-11 17:56:09
Modify Date: 2025-08-20 17:46:18
p-Toluenesulfonic acid monohydrate, a strong organic acid, acts as organic catalyst used in organic synthesis [1][2].

Name	p-Toluenesulfonic acid monohydrate
Synonyms	p-Toluene sulfonic acid monohydrate 4-methylbenzenesulfonic acid,hydrate 4-Methylbenzenesulfonic acid monohydrate MFCD00142137 UNII-3BTO78GAFF benzenesulfonic acid, 4-methyl-, monohydrate p-Toluenesulfonic acid monohydrate 4-methylbenzenesulfonic acid hydrate toluene-p-sulfonic acid monohydrate EINECS 203-180-0 4-Methylbenzenesulfonic acid hydrate (1:1) Benzenesulfonic acid, 4-methyl-, hydrate (1:1) Anastrozole Impurity 11

Description	p-Toluenesulfonic acid monohydrate, a strong organic acid, acts as organic catalyst used in organic synthesis [1][2].
Related Catalog	Research Areas >> Others Signaling Pathways >> Others >> Others
References	[1]. Tashiro S, et al. Non-covalent immobilisation of p-toluenesulfonic acid in a porous molecular crystal for size-specific acid-catalysed reactions. Chem Commun (Camb). 2016 Jun 8;52(49):7657-60. [2]. Quan XJ, et al. p-Toluenesulfonic acid mediated 1,3-dipolar cycloaddition of nitroolefins with NaN3 for synthesis of 4-aryl-NH-1,2,3-triazoles. Org Lett. 2014 Nov 7;16(21):5728-31.

Density	1,24 g/cm3
Boiling Point	140°C 20mm
Melting Point	96-99 °C(lit.)
Molecular Formula	C₇H₁₀O₄S
Molecular Weight	190.217
Flash Point	180 °C
Exact Mass	190.029984
PSA	71.98000
LogP	2.25820
Vapour density	5.9 (vs air)
Index of Refraction	1.382-1.384
Storage condition	Store at RT.
Stability	Stable. Incompatible with strong oxidizing agents, strong bases, most common metals. Protect from moisture.
Water Solubility	soluble

Symbol	GHS05, GHS07
Signal Word	Danger
Hazard Statements	H290-H314-H335
Precautionary Statements	P260-P280-P303 + P361 + P353-P304 + P340 + P310-P305 + P351 + P338
Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Faceshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges
Hazard Codes	Xi:Irritant
Risk Phrases	R36/37/38
Safety Phrases	S26-S37
RIDADR	UN 2585 8/PG 3
WGK Germany	-
RTECS	XT6300000
Packaging Group	III
Hazard Class	8
HS Code	29041000

Precursor 0
DownStream 10
104675-23-2 3839-35-8 39515-47-4 50675-18-8
14529-00-1 4124-41-8 1738-72-3 37842-58-3
20955-75-3 2296-23-3

HS Code	2915900090
Summary	2915900090 other saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:5.5% General tariff:30.0%

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