CAS: 121-03-9 - 2-Methyl-5-nitrobenzenesulfonic acid
Formula:C7H7NO5S
InChI:InChI=1S/C7H7NO5S/c1-5-2-3-6(8(9)10)4-7(5)14(11,12)13/h2-4H,1H3,(H,11,12,13)
InChI key:InChIKey=ZDTXQHVBLWYPHS-UHFFFAOYSA-N
SMILES:O=N(=O)C1=CC=C(C(=C1)S(=O)(=O)O)C
- Synonyms:
- 2-Methyl-4-Nitrobenzenesulfonic Acid
- 2-Methyl-5-nitrobenzenesulfonic acid
- 4-Nitro-2-toluenesulfonic acid
- 4-Nitrotoluene-2-sulfonic acid
- 5-Nitro-2-methylbenzenesulfonic acid
- 5-Nitro-o-toluenesulfonic acid
- Benzenesulfonic acid, 2-methyl-5-nitro-
- NSC 9580
- Pntos
- o-Toluenesulfonic acid, 5-nitro-
- See more synonyms
- p-Nitrotoluene-o-sulfonic acid
| Brand | Product data | Purity | Price range | Estimated delivery |
|---|---|---|---|---|
 | 2-Methyl-5-nitrobenzenesulfonic acid REF: IN-DA003B96CAS: 121-03-9 | 82% | 27.00 €~135.00 € | Tue 21 Jan 25 |
 | 4-Nitrotoluene-2-sulfonic Acid REF: 3B-N0277CAS: 121-03-9 | >85.0%(T) | 46.00 €~344.00 € | Tue 21 Jan 25 |
 | 5-Nitro-o-toluenesulfonic Acid REF: TR-N572320CAS: 121-03-9 | - - - | 228.00 €~464.00 € | Tue 28 Jan 25 |
 | 4-Nitrotoluene-2-sulfonic acid 10 µg/mL in Acetonitrile REF: 04-LA15615410ALCAS: 121-03-9 | - - - | - - - | Discontinued product |
 | p-Nitrotoluene-o-sulfonic acid REF: 10-F790152CAS: 121-03-9 | 95% | - - - | Discontinued product |
| 2-Methyl-5-nitrobenzenesulfonic acid hydrate REF: 10-F239912CAS: 121-03-9 | 95.0% | - - - | Discontinued product |
 | 5-Nitro-o-toluenesulfonic Acid REF: 3D-AAA12103CAS: 121-03-9 | Min. 95% | - - - | Discontinued product |
2-Methyl-5-nitrobenzenesulfonic acid
CAS:121-03-9
Formula:
C7H7NO5S
Purity:
82%
Color and Shape:
Solid
Molecular weight:
217.1992
Ref: IN-DA003B96
| 25g | 39.00 € | ||
| 100g | 51.00 € | ||
| 500g | 135.00 € |
Estimated delivery in United States, on Tuesday 21 Jan 2025
4-Nitrotoluene-2-sulfonic Acid
CAS:121-03-9
Formula:
C7H7NO5S
Purity:
>85.0%(T)
Color and Shape:
White to Brown powder to crystal
Molecular weight:
217.20
Ref: 3B-N0277
| 25g | 46.00 € | ||
| 500g | 344.00 € |
Estimated delivery in United States, on Tuesday 21 Jan 2025
5-Nitro-o-toluenesulfonic Acid
Controlled ProductCAS:121-03-9
Applications 5-Nitro-o-toluenesulfonic Acid is a precursor to 4,4'-dinitrostilbene-2,2'-disulfonic acid in fluorescent whitener. References Barek, J., …
Formula:
C7H7NO5S
Color and Shape:
Neat
Molecular weight:
217.20
Ref: TR-N572320
| 10g | 316.00 € | ||
| 100g | 464.00 € | ||
| 2500mg | 228.00 € |
Estimated delivery in United States, on Tuesday 28 Jan 2025
4-Nitrotoluene-2-sulfonic acid 10 µg/mL in Acetonitrile
Controlled ProductCAS:121-03-9
Formula:
C7H7NO5S
Color and Shape:
Single Solution
Molecular weight:
217.20
Ref: 04-LA15615410AL
| 1ml | Discontinued | Request information |
Ref: 10-F790152
| 100g | Discontinued | Request information |
2-Methyl-5-nitrobenzenesulfonic acid hydrate
CAS:121-03-9
Purity:
95.0%
Color and Shape:
Solid
Molecular weight:
235.2100067138672
Ref: 10-F239912
| 25g | Discontinued | Request information | |
| 500g | Discontinued | Request information |
5-Nitro-o-toluenesulfonic Acid
CAS:121-03-9
5-Nitro-o-toluenesulfonic acid is a sulfonating agent that reacts with amines to form 5-nitroso derivatives. This …
Formula:
C7H7NO5S
Purity:
Min. 95%
Molecular weight:
217.2 g/mol
Ref: 3D-AAA12103
| 10g | Discontinued | Request information | |
| 25g | Discontinued | Request information | |
| 50g | Discontinued | Request information | |
| 100g | Discontinued | Request information | |
| 250g | Discontinued | Request information | |
| 250mg | Discontinued | Request information | |
| 2500mg | Discontinued | Request information |
