Maintenance notice in CEST time zone (1:00 - 3:30 AM May 17, 2026): Our website is scheduled for maintenance. The website will be available, but some functions may experience errors. We appreciate your patience and understanding.
Published TCIMAIL newest issue No.201
Maximum quantity allowed is 999
Please select the quantity
CAS RN: 121-57-3 | Product Number: U0107
Sulfanilic Acid [for Biochemical Research]
![Thumbnail of Sulfanilic Acid [for Biochemical Research]](/medias/U0107.jpg?context=bWFzdGVyfHJvb3R8Mzg0NnxpbWFnZS9qcGVnfGFHSXlMMmd4T1M4NU1UTXdOall5T0RnM05EVTBMMVV3TVRBM0xtcHdad3wyZWVlMTM4YWJlM2U3OTRjNzJhMGYwNTY2YmE0ODU5OTI3NDQyNmNlYmU1NmEwNzVkNjQzMjA3NjM1ZDNjOGFi "Sulfanilic Acid [for Biochemical Research]")
![Chemical Structure of Sulfanilic Acid [for Biochemical Research]](/medias/U0107.jpg?context=bWFzdGVyfHJvb3R8MzEyNDl8aW1hZ2UvanBlZ3xhR1k0TDJobFpDODVNVE13TmpZd09ESXpNRGN3TDFVd01UQTNMbXB3Wnd8NDVhMjZjY2MyMzU5NzEwZDMwNjA4ZjRiMzY3NjFjZTZiMTlhNWU2N2U4ZTQ4NWU5ZDRhODUzMzkxMjg2NDM2NQ "Sulfanilic Acid [for Biochemical Research]")
×
![Sulfanilic Acid [for Biochemical Research]](/_ui/responsive/theme-tci/images/missing_product_zoom.webp "Sulfanilic Acid [for Biochemical Research]")
Purity: >99.0%(T)(HPLC)
Synonyms:
- 4-Aminobenzenesulfonic Acid
- Aniline-4-sulfonic Acid
- 4-Sulfoaniline
Product Documents:
| Size | Unit Price | Belgium | Japan* | Quantity |
Shipping Information
|
|---|---|---|---|---|---|
| 5G |
€ 16,00
|
2 | 2 |
|
* Stock available in Belgium: Shipment on the same day
* Stock available in Japan: Please check the Shipping Simulation for estimated shipments. (excludes regulated items and dry ice shipments)
| Product Number | U0107 |
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 | 468593076 |
| 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 |
| NMR | confirm to structure |
Properties (reference)
| Melting Point | 288 °C(dec.) |
| Degree of solubility in water | 10 g/l 20 °C |
| Solubility (insoluble in) | Ether, Alcohol |
GHS
| Pictogram |
|
| Signal Word | Warning |
| Hazard Statements | H315 : Causes skin irritation. H319 : Causes serious eye irritation. H317 : May cause an allergic skin reaction. |
| Precautionary Statements | P261 : Avoid breathing dust. P264 : Wash skin thoroughly after handling. P280 : Wear protective gloves/ eye protection/ face protection. P337 + P313 : If eye irritation persists: Get medical advice/ attention. 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:
| EC Number | 204-482-5 |
| RTECS# | WP3895500 |
Transport Information:
| HS Number | 2921420060 |
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
| Product # | S0120 |
| CAS RN | 121-57-3 |
| Purity / Analysis Method: | >99.0%(T)(HPLC) |