o-Toluidine, 4-bromo- (8CI)
4-Bromo-2-methylaniline
CAS: 583-75-5
Molecular Formula: C7H8BrN
o-Toluidine, 4-bromo- (8CI) - Names and Identifiers
o-Toluidine, 4-bromo- (8CI) - Physico-chemical Properties
| Molecular Formula | C7H8BrN |
| Molar Mass | 186.05 |
| Density | 1.4700 (rough estimate) |
| Melting Point | 57-59°C(lit.) |
| Boling Point | 240°C(lit.) |
| Flash Point | >230°F |
| Vapor Presure | 0.0337mmHg at 25°C |
| Appearance | White to bright yellow crystals |
| BRN | 636521 |
| pKa | 3.75±0.10(Predicted) |
| Storage Condition | Keep in dark place,Sealed in dry,Room Temperature |
| Refractive Index | 1.6190 (estimate) |
| MDL | MFCD00007825 |
| Physical and Chemical Properties | Pale yellow crystal |
o-Toluidine, 4-bromo- (8CI) - Risk and Safety
| Risk Codes | R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. R36/37/38 - Irritating to eyes, respiratory system and skin. R33 - Danger of cumulative effects |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S37/39 - Wear suitable gloves and eye/face protection S24/25 - Avoid contact with skin and eyes. |
| UN IDs | UN2811 |
| WGK Germany | 3 |
| RTECS | XU4250000 |
| TSCA | Yes |
| HS Code | 29214200 |
| Hazard Note | Harmful |
| Hazard Class | 6.1 |
| Packing Group | III |
o-Toluidine, 4-bromo- (8CI) - Reference Information
| chemical properties | light yellow crystals |
| production method | add 0.54g(5mmol) o-toluidine, 1.51g(5mmol)5,5-dibromomalonic acid isopropyl ester, 20mL anhydrous ether and 0.59(5mmol) triethylamine into a 50mL round bottom bottle, stir and react at room temperature for 5h, then add 15mL dichloromethane, wash with 10mL × 3 of 10% sodium bicarbonate solution and 20mL × 2 of water in turn, dry and distilled with anhydrous magnesium sulfate, after the solvent is recovered, the fraction at 238~240 ℃ is collected to obtain 0.59g of product with 93% yield. |
| NIST chemical information | The information is: webbook.nist.gov provides (external link) |
| EPA chemical information | The information is: offered by ofmpub.epa.gov (external link) |
Last Update：2024-04-09 15:16:36
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View History
o-Toluidine, 4-bromo- (8CI)
2-{[(3-fluoro-4-methylphenyl)imino]methyl}-6-methoxyphenol
2-Pyrrolidinemethanol, 1-acetyl-α,α-dimethyl-, (S)- (9CI)
p-Mercaptotoluene
Benzaldehyde, 3-chloro-2-hydroxy-5-iodo-
高氨乳胶
Pridefine
3-methylbut-2-en-2-ylammonium bromide
Aceticacid,chloro-,1-methylethylester
L-Proline, 1-Methyl-5-oxo-
2-{[(3-fluoro-4-methylphenyl)imino]methyl}-6-methoxyphenol
2-Pyrrolidinemethanol, 1-acetyl-α,α-dimethyl-, (S)- (9CI)
p-Mercaptotoluene
Benzaldehyde, 3-chloro-2-hydroxy-5-iodo-
高氨乳胶
Pridefine
3-methylbut-2-en-2-ylammonium bromide
Aceticacid,chloro-,1-methylethylester
L-Proline, 1-Methyl-5-oxo-