(3,4-Diaminophenyl)phenylmethanone
Synonym(s):3,4-Diaminobenzophenone;4-Benzoyl-o-phenylenediamine
- CAS NO.：39070-63-8
- Empirical Formula: C13H12N2O
- Molecular Weight: 212.25
- MDL number: MFCD00007727
- EINECS: 254-273-8
- SAFETY DATA SHEET (SDS)
- Update Date: 2023-04-23 13:52:06
What is (3,4-Diaminophenyl)phenylmethanone?
Chemical properties
yellow to ochre-yellow powder
The Uses of (3,4-Diaminophenyl)phenylmethanone
3,4-Diaminobenzophenone is used in the synthesis of 2-Amino-5(6)-benzoylbenzimidazole (A593760), which is a minor urinary metabolite of Mebendazole (M200500) in man. Mebendazole impurity.
Purification Methods
Crystallise it from *C6H6/pet ether and sublime it in vacuo [Ayyanger et al. Org Prep Proced Int 23 627 1991].
Properties of (3,4-Diaminophenyl)phenylmethanone
| Melting point: | 115-117 °C (lit.) |
| Boiling point: | 352.09°C (rough estimate) |
| Density | 1.1128 (rough estimate) |
| refractive index | 1.6920 (estimate) |
| storage temp. | Store below +30°C. |
| solubility | 0.4g/l |
| pka | 2.96±0.10(Predicted) |
| form | Powder |
| color | Yellow to ochre-yellow |
| Water Solubility | 410 mg/L (20 ºC) |
| BRN | 2212487 |
| CAS DataBase Reference | 39070-63-8(CAS DataBase Reference) |
Safety information for (3,4-Diaminophenyl)phenylmethanone
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for (3,4-Diaminophenyl)phenylmethanone
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