4-Methyl-o-phenylenediamine
SIAL/33380 - purum, ≥98.0% (NT)
Synonym: 3,4-Toluenediamine
CAS Number: 496-72-0
Empirical Formula (Hill Notation): C7H10N2
Molecular Weight: 122.17
EC Number: 207-826-2
MDL Number: MFCD00007728
Linear Formula: CH3C6H3(NH2)2
Product Type: Chemical
| application(s) | agriculture environmental |
| assay | ≥98.0% (NT) |
| bp | 155-156 °C/18 mmHg (lit.) |
| grade | purum |
| InChI | 1S/C7H10N2/c1-5-2-3-6(8)7 |
| InChI key | DGRGLKZMKWPMOH-UHFFFAOYSA |
| mp | 87-89 °C |
| 87-89 °C (lit.) | |
| Quality Level | 100  |
| SMILES string | Cc1ccc(N)c(N)c1 |
| Application: | 4-Methyl-o-phenylenediamine was employed as chromogenic reagent in the spectrophotometric determination of selenium(IV). It was used in the synthesis of an asymmetrical tetradentate Schiff base via condensation with dehydroacetic acid and salicylic aldehyde. |
| General description: | 4-Methyl-o-phenylenediamine is the 4-substituted derivative of o-phenylenediamine. It reacts with selenous acid in acid solution to form benzoselenadiazoles. |
| Symbol |  GHS07 |
| Signal word | Warning |
| Hazard statements | H302 + H312 + H332 - H315 - H319 - H335 |
| Precautionary statements | P261 - P280 - P301 + P312 - P302 + P352 + P312 - P304 + P340 + P312 - P305 + P351 + P338 |
| Hazard Codes | Xn |
| Risk Statements | 20/21/22-36/37/38 |
| Safety Statements | 26-37/39 |
| RIDADR | UN 3077 9 / PGIII |
| WGK Germany | WGK 1 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Purity | ≥98.0% (NT) |
| bp | 155-156 °C/18 mmHg (lit.) |
| mp | 87-89 °C (lit.); 87-89 °C |
| UNSPSC | 12352100 |