Published TCIMAIL newest issue No.196
Maximum quantity allowed is 999
Please select the quantity
CAS RN: 493-52-7 | Product Number: M0421
Methyl Red
×
![]()
×
Purity: >98.0%(HPLC)
Synonyms:
- 4-Dimethylaminoazobenzene-2'-carboxylic Acid
- Acid Red 2
Product Documents:
| Size | Unit Price | Belgium | Japan* |
|---|---|---|---|
| 1G |
€16.00
|
2 | 34 |
| 25G |
€48.00
|
4 | ≥80 |
*Stock available in Belgium will be delivered in 1 to 3 days
*Stock available in Japan will be delivered in 1 to 2 weeks (excludes regulated items and dry ice shipments).
| Product Number | M0421 |
| Purity / Analysis Method | >98.0%(HPLC) |
| Molecular Formula / Molecular Weight | C__1__5H__1__5N__3O__2 = 269.30 |
| Physical State (20 deg.C) | Solid |
| Storage Temperature | Room Temperature (Recommended in a cool and dark place, <15°C) |
| CAS RN | 493-52-7 |
| Reaxys Registry Number | 750102 |
| PubChem Substance ID | 87572480 |
| SDBS (AIST Spectral DB) | 2206 |
| Merck Index (14) | 6119 |
| Colour Index | 13020 |
| MDL Number | MFCD00002425 |
Specifications
| Appearance | Orange to Brown to Dark purple powder to crystal |
| Purity(HPLC) | min. 98.0 area% |
| Absorbance | min. 0.350(5 mg/L, EtOH, pH 6.6, 428.0 to 432.0 nm) |
| Solubility in hot EtOH(95vol%) | transparency |
| Transition interval(pH) | (purplish red)4.2 to 6.2(yellow) |
Properties (reference)
| Melting Point | 182 °C |
| Maximum Absorption Wavelength | 410 nm |
| Solubility in water | Insoluble |
| Solubility (soluble in) | Solution of sodium hydroxide in water, Chloroform, Benzene |
| Solubility (slightly sol. in) | Ethanol |
GHS
Related Laws:
| EC Number | 207-776-1 |
| RTECS# | DG8960000 |
Transport Information:
| HS Number | 2927000090 |
PubMed Literature
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
![Methyl Red (0.04% in Water) [for pH Determination]](/medias/M0056.jpg?context=bWFzdGVyfHJvb3R8MzA0NDR8aW1hZ2UvanBlZ3xhRFZrTDJoaU1pODRPVE14TWpJME16SXlNRGM0TDAwd01EVTJMbXB3Wnd8MGQ3ZDY2OGE4Y2MwMjVjODY1NWJiMWVlODY0Y2YzODg5YzY5MDNmYTllYmQyMmZmMDhhMzEzYjQ0OGZhYWM1Mw "Methyl Red (0.04% in Water) [for pH Determination]")
Methyl Red (0.04% in Water) [for pH Determination]
| Product # | M0056 |
| CAS RN | 493-52-7 |
| Purity / Analysis Method: |
![Methyl Red (0.1% in ca. 95% Ethanol) [for Titration]](/medias/M0067.jpg?context=bWFzdGVyfHJvb3R8MzAzNzh8aW1hZ2UvanBlZ3xhREF3TDJnNVpTODRPVE14TWpJME9URXhPVEF5TDAwd01EWTNMbXB3Wnd8N2NlMzI2MWRlNzcwYzMxOThkNzc3OGYyODE0NzYzMjVjY2FhZDg3ZDEzOWU0ZjA4ODIwZTgzY2QzYWFkMWZkOA "Methyl Red (0.1% in ca. 95% Ethanol) [for Titration]")
Methyl Red (0.1% in ca. 95% Ethanol) [for Titration]
| Product # | M0067 |
| CAS RN | 493-52-7 |
| Purity / Analysis Method: |