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Home> Products > Organic Intermediates > Agrochemical Intermediates > CAS DataBase Listed 1 > CAS 121-03-9
121-03-9 structure

CAS 121-03-9 2-Methyl-5-nitrobenzenesulfonic acid | Products & Prices & Suppliers

  • 2-Methyl-5-nitrobenzenesulfonic acid (CAS 121-03-9) is a chemical compound that appears as a yellow crystalline powder. Its basic structure consists of a benzene ring with a nitro group (-NO2) and a sulfonic acid group (-SO3H) attached to it. This compound is soluble in water and has a melting point of approximately 180-182°C. It is also known to be stable under normal conditions.

    Applicable Fields
    2-Methyl-5-nitrobenzenesulfonic acid is primarily used in the field of dye synthesis. It serves as an important intermediate in the production of various dyes, including acid dyes and reactive dyes. The mechanism of action involves its ability to react with other compounds to form the desired dye molecules. This chemical is also utilized in the pharmaceutical industry for the synthesis of certain drugs.

    Storage Conditions
    Store in a cool and dry place.
  • + show more
  • Name: 2-Methyl-5-nitrobenzenesulfonic acid
  • Molecular Weight: 217.195
  • Formula: C7H7NO5S
  • Synonyms: 2-METHYL-5-NITROBENZENE-1-SULFONIC ACID HYDRATE; 2-Methyl-5-nitrobenzenesalfonicacid; 2-methyl-5-nitrobenzenesulfonato; 2-Methyl-5-nitro-benzenesulfonic Acid; 2-Methyl-5-nitrobenzenesulfonic acid hydrate; 2-Methyl-5-nitrobenzenesulfonic acid hydrate (1:1);
Properties Safety and Handling MSDS NMR Spectrum Computational chemical data

Identification

Safety Data

  • [Risk Codes]
  • R34:Causes burns
  • [Safety Statements]
  • Hazard Symbols:
  • HazardClass:8

Properties

  • Molecular Weight:
  • 217.195
  • Density:
  • 1.547
  • Boiling Point:
  • 500℃
  • Melting Point:
  • 133.5℃
  • Storage Temperature:
  • Sealed in dry,Room Temperature
  • Refractive index:
  • 1.596
  • Solubility:
  • VERY SOL IN WATER, ALCOHOL, ETHER, CHLOROFORM
  • More Properties>>
Question & Answer
Upstream Product Downtream information
There are 116 suppliers who can provide 2-Methyl-5-nitrobenzenesulfonic acid with CAS No. 121-03-9

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p-Nitrotoluene-o-sulfonic acid
p-Nitrotoluene-o-sulfonic acid
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4-Nitrotoluene-2-sulphonic acid CAS 121-03-9
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  • Description:4-Nitrotoluene-2-sulphonic acid CAS 121-03-9 Product Description Product Name: 4-Nitrotoluene-2-sulphonic acid Synonyms: 2-Methyl-5-nitrobenzenesulfonic acid CAS No. 121-03-9 M.F.:
  • Updatetime:Aug 08 2024 
Factory Supply 4-nitrotoluene-2-sulphonic acid
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  • Description:Name: Benzenesulfonic acid,2-methyl-5-nitro- Synonyms: o-Toluenesulfonicacid, 5-nitro- (6CI,7CI,8CI);4-Nitro-2-toluenesulfonic acid;5-Nitro-2-methylbenzenesulfonic acid;5-Nitro-o-toluenesulfonic acid;NSC 9580;PNTOS;p-Nitrotoluene-o-sulfonic acid; CAS Registry ...
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2-Methyl-5-nitrobenzenesulfonic acid 121-03-9
2-Methyl-5-nitrobenzenesulfonic acid 121-03-9
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2-Methyl-5-nitrobenzenesulfonic acid
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4-nitrotoluene-2-sulfonic acid
4-nitrotoluene-2-sulfonic acid
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4-Nitrobenzyl chloride
4-Nitrobenzyl chloride
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4-nitrotoluene-2-sulfonic acid,high quality
4-nitrotoluene-2-sulfonic acid,high quality
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2-Methyl-5-nitrobenzenesulfonic acid
2-Methyl-5-nitrobenzenesulfonic acid
  • Appearance:contact us for more details about 2-Methyl-5-nitrobenzenesulfonic acid, CAS:121-03-9 
  • Purity:contact us for more details about 2-Methyl-5-nitrobenzenesulfonic acid, CAS:121-03-9 
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  • Description:FINETECH INDUSTRY LIMITED is a LONDON based CRO company providing drug discovery & development services to worldwide clients. FINETECH INDUSTRY LIMITED supplies the 2-Methyl-5-nitrobenzenesulfonic acid, CAS:121-03-9 with the most competitive price and the best...
  • Updatetime:Nov 21 2018 
4-Nitrotoluene-2-Sulfonica Acid
4-Nitrotoluene-2-Sulfonica Acid
  • Min.Order:5 T 
  • Appearance:a white to light yellow crystalline solid 
  • Purity:78% 
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  • Description:4-Nitrotoluene-2-Sulfonic Acid is a chemical compound with the molecular formula C7H7NO6S. It is a sulfonic acid derivative of 4-nitrotoluene. Sulfonic acids are a class of organic compounds containing a sulfonic group (SO3H). These compounds often find applic...
  • Updatetime:Aug 30 2023 
2-Methyl-5-nitrobenzenesulfonic acid
2-Methyl-5-nitrobenzenesulfonic acid
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  • Description:CAS No.:121-03-9;Name:2-Methyl-5-nitrobenzenesulfonic acid;Assay:97%.;appearance:Milk white crystal;Brief Introduction:intermediates, drug discovery
  • Updatetime:Mar 04 2024 
2-Methyl-5-nitrobenzenesulfonic acid
2-Methyl-5-nitrobenzenesulfonic acid
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2-Methyl-5-nitrobenzenesulfonic acid
2-Methyl-5-nitrobenzenesulfonic acid
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Benzenesulfonic acid,2-methyl-5-nitro-
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  • Appearance:Plate crystals(crystallized by water) 
  • Description:Melting point: 133.5 Soluble in ethanol, ether, chloroform
  • Updatetime:Mar 12 2021 
Benzenesulfonic acid,2-methyl-5-nitro-
Benzenesulfonic acid,2-methyl-5-nitro-
  • Description:Name: Benzenesulfonic acid,2-methyl-5-nitro- Synonyms: o-Toluenesulfonicacid, 5-nitro- (6CI,7CI,8CI);4-Nitro-2-toluenesulfonic acid;5-Nitro-2-methylbenzenesulfonic acid;5-Nitro-o-toluenesulfonic acid;NSC 9580;PNTOS;p-Nitrotoluene-o-sulfonic acid; CAS Registry ...
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Sell Para nitro toluene ortho sulfonic acid
Sell Para nitro toluene ortho sulfonic acid
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PNTOSA
PNTOSA
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  • Description:Chemical name: p-nitrotoluene-o-sulfonic acid Structural formula: Chemical formula: C7H11NO7S Molecular weight: 253 CAS NO.:121-03-9 Quality index: Item Index (1)Appearance
  • Updatetime:Sep 08 2015 
4-nitrotoluene-2-sulfonic acid/high quality/best price
4-nitrotoluene-2-sulfonic acid/high quality/best price
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Best 2-Methyl-5-nitrobenzenesulfonic acid supplier
Best 2-Methyl-5-nitrobenzenesulfonic acid supplier
  • Min.Order:10 Gram 
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  • Description:Superiority jilin baishengyuan import & export trading co., ltd. is located in changchun city, jilin province. it is a hightech modern private enterprise specializing in the research, development, production and export of hightech products such as pharmaceutic...
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