
Catalog Number	AR0037QM
Chemical Name	4-Methoxybenzenesulfonic acid
CAS Number	5857-42-1
Molecular Formula	C7H8O4S
Molecular Weight	188.2010
MDL Number	MFCD08685124
SMILES	COc1ccc(cc1)S(=O)(=O)O

4-Methoxybenzenesulfonic acid, also known as p-anisylsulfonic acid, serves as a versatile and important reagent in chemical synthesis, particularly in organic chemistry processes. This compound is widely utilized as a strong acid catalyst in various synthetic reactions, where its sulfonic acid functional group acts as a potent proton donor to facilitate key transformations.In organic synthesis, 4-Methoxybenzenesulfonic acid is frequently employed in esterification and acylation reactions, promoting the formation of esters and amides through the activation of carboxylic acids and acyl halides. Additionally, this compound is a valuable reagent for sulfonation reactions, enabling the introduction of sulfonic acid groups onto aromatic rings to generate sulfonates. Furthermore, 4-Methoxybenzenesulfonic acid plays a crucial role in the synthesis of various pharmaceuticals, dyes, and agrochemicals, where its ability to catalyze specific chemical transformations enhances the efficiency and selectivity of these processes. Overall, the utility of 4-Methoxybenzenesulfonic acid as a catalyst in chemical synthesis underscores its significance in enabling the preparation of diverse organic compounds with high precision and yield.

1-Naphthalenesulfonic acid, 5-hydroxy-

117-59-9

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1-Naphthalenesulfonic acid, 7-hydroxy-, potassium salt (1:1)

30252-40-5

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4-Methoxybenzenesulfonic acid

5857-42-1

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Sodium 4-hydroxynaphthalene-1-sulfonate

6099-57-6

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Sodium 4-hydroxybenzenesulfonate dihydrate

10580-19-5

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Sodium 9,10-dimethoxyanthracene-2-sulfonate

67580-39-6

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Sodium 4-hydroxybenzenesulfonate

825-90-1

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4-Hydroxybenzenesulfonic acid

98-67-9

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1-Naphthalenesulfonicacid, 4-hydroxy-

84-87-7

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sodium 4-methoxybenzene-1-sulfinate

6462-50-6

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sodium 4-ethoxybenzene-1-sulfinate

111243-34-6

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4-hydroxybenzene-1-sulfonic acid dihydrate

2060026-75-5

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Carbamic acid, N-[1-(hydroxymethyl)cyclobutyl]-, 1,1-dimethylethyl ester

1142211-17-3

$6.00/50mg, $10.00/250mg, $21.00/1g, $92.00/5g, $171.00/10g, $320.00/25g, $1,113.00/100g,

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4-Pyridinamine, 2-chloro-3-fluoro-

1227577-03-8

$5.00/100mg, $6.00/250mg, $10.00/1g, $26.00/5g, $49.00/10g, $113.00/25g, $433.00/100g,

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Propanoic acid, 3-[2-(2-azidoethoxy)ethoxy]-, 2,5-dioxo-1-pyrrolidinyl ester

1312309-64-0

$25.00/100mg, $38.00/250mg, $120.00/1g, $484.00/5g, $954.00/10g,

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1-(Trifluoromethyl)-1,2-benziodoxol-3(1H)-one

887144-94-7

$3.00/250mg, $5.00/1g, $15.00/5g, $28.00/10g, $64.00/25g, $174.00/100g,

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2-Bromo-4-nitroimidazole

65902-59-2

$4.00/1g, $6.00/5g, $12.00/10g, $28.00/25g, $110.00/100g, $536.00/500g,

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7-Bromo-3,4-dihydro-2H-benzo[b][1,4]oxazine

105679-22-9

$5.00/100mg, $11.00/250mg, $21.00/1g, $100.00/5g, $194.00/10g, $416.00/25g, $727.00/50g,

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GHS Pictogram
Signal Word	Warning
UN#	-
Hazard Statements	H302-H315-H319-H332-H335
Precautionary Statements	P280-P305+P351+P338-P310
Class	-
Packing Group	-

Packsize	Purity	Price	Availability
100mg	98%	$24.00	Global Stock	Buy Now	Add To Cart
250mg	98%	$35.00	Global Stock	Buy Now	Add To Cart
1g	98%	$69.00	Global Stock	Buy Now	Add To Cart
5g	98%	$208.00	Global Stock	Buy Now	Add To Cart
25g	98%	$801.00	Global Stock	Buy Now	Add To Cart