Maintenance Notice (6:30 AM - 9:00 AM November 9, 2025): This website is scheduled to be unavailable due to maintenance. We appreciate your patience and understanding.
Maximum quantity allowed is 999
Please select the quantity
CAS RN: 121-57-3 | Product Number: S0120
Sulfanilic Acid
×
![]()
×
Purity: >99.0%(T)(HPLC)
Synonyms:
- 4-Aminobenzenesulfonic Acid
- p-Anilinesulfonic Acid
- 4-Sulfoaniline
Product Documents:
| Size | Unit Price | Shanghai | Tianjin | Japan* |
|---|---|---|---|---|
| 25G |
¥170.00
|
38 | Contact Us | ≥80 |
| 100G |
¥410.00
|
3 | Contact Us | Contact Us |
| 250G |
¥660.00
|
16 | Contact Us | Contact Us |
| 500G |
¥900.00
|
≥40 | Contact Us | ≥40 |
* For order or inquiry, please contact
Our Authorized Distributors.
*TCI frequently reviews storage conditions to optimize them. Please note that the latest information on the storage temperature for the products is described on our website.
* To send your quote request for bulk quantities, please click on the "Request Bulk Quote" button. Please note that we cannot offer bulk quantities for some products.
| Product Number | S0120 |
Purity / Analysis Method 
|
>99.0%(T)(HPLC) |
| Molecular Formula / Molecular Weight | C__6H__7NO__3S = 173.19 |
| Physical State (20 deg.C) | Solid |
| Storage Temperature
|
Room Temperature (Recommended in a cool and dark place, <15°C) |
| CAS RN | 121-57-3 |
| Reaxys Registry Number | 908765 |
| PubChem Substance ID | 87575730 |
| SDBS (AIST Spectral DB) | 1665 |
| Merck Index (14) | 8926 |
| MDL Number | MFCD00007886 |
Specifications
| Appearance | White to Almost white powder to crystal |
| Purity(HPLC) | min. 99.0 area% |
| Purity(Neutralization titration) | min. 99.0 % |
| Solubility in Na2CO3 | almost transparency |
| Nitrous salt | max. 0.5 ppm |
Properties (reference)
| Melting Point | 288 °C(dec.) |
| Degree of solubility in water | 10 g/l 20 °C |
| Solubility (insoluble in) | Alcohol, Ether |
GHS
| Pictogram |
|
| Signal Word | Warning |
| Hazard Statements | H315 : Causes skin irritation. H319 : Causes serious eye irritation. H317 : May cause an allergic skin reaction. H412 : Harmful to aquatic life with long lasting effects. |
| Precautionary Statements | P501 : Dispose of contents/ container to an approved waste disposal plant. P261 : Avoid breathing dust/ fume/ gas/ mist/ vapors/ spray. P273 : Avoid release to the environment. P272 : Contaminated work clothing should not be allowed out of the workplace. P264 : Wash skin thoroughly after handling. P280 : Wear protective gloves/ eye protection/ face protection. P302 + P352 : IF ON SKIN: Wash with plenty of water. P337 + P313 : If eye irritation persists: Get medical advice/ attention. P305 + P351 + P338 : IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P362 + P364 : Take off contaminated clothing and wash it before reuse. P333 + P313 : If skin irritation or rash occurs: Get medical advice/ attention. |
Related Laws:
| CN Number | 254 |
| RTECS# | WP3895500 |
Transport Information:
| Customs Control Conditions (Q) |
PubMed Literature
Product Articles
Product Documents (Note: Some products will not have analytical charts available.)
Safety Data Sheet (SDS)
Please select Language.
The requested SDS is not available.
Please Contact Us for more information.
Specifications
C of A & Other Certificates
Please enter Lot Number
Incorrect Lot Number. Please input only the 4-5 alphanumeric characters before the hyphen.
Sample C of A
This is a sample C of A and may not represent a recently manufactured lot of the product.
A sample C of A for this product is not available at this time.
Analytical Charts
Please enter Lot Number
Incorrect Lot Number. Please input only the 4-5 alphanumeric characters before the hyphen.
The requested analytical chart is not available. Sorry for the inconvenience.
Other Documents
Related Products
![Sulfanilic Acid [for Biochemical Research]](/medias/U0107.jpg?context=bWFzdGVyfHJvb3R8MTc4OTV8aW1hZ2UvanBlZ3xhRGM0TDJnek1TODVNVE13TmpZeU1UazVNekkyTDFVd01UQTNMbXB3Wnd8NjUxOWY3Y2UwYmUzNTE5M2JmYjdmZjNiNDNjMjNiYWU5MDg1NWZmZmNhM2YyM2U0ODBkYWRjYTQwOGE1M2EyOQ "Sulfanilic Acid [for Biochemical Research]")
Sulfanilic Acid [for Biochemical Research]
| Product # | U0107 |
| CAS RN | 121-57-3 |
| Purity / Analysis Method: | >99.0%(T)(HPLC) |