5-(2-chlorophenyl)-7-chloro-1,4-benzodiazepin-2-one
Delorazepam
CAS: 2894-67-9
Molecular Formula: C15H10Cl2N2O
5-(2-chlorophenyl)-7-chloro-1,4-benzodiazepin-2-one - Names and Identifiers
| Name | Delorazepam |
| Synonyms | EN Cl-DMDZ ro5-3027 Ro 5-3027 delorazepam B1, Benzodiazepine Clordesmetildiazepam Chlordemethyldiazepam delorazepam--deascheduleivitem delorazepam--dea schedule iv item 5-(2-chlorophenyl)-7-chloro-1,4-benzodiazepin-2-one 7-chloro-5-(2-chlorophenyl)-1,3-dihydro-2H-1,4-benzodiazepin-2-one 7-Chloro-5-(o-chlorophenyl)-1,3-dihydro-2H-1,4-benzodiazepin-2-one |
| CAS | 2894-67-9 |
| EINECS | 220-771-9 |
| InChI | InChI=1/C15H10Cl2N2O/c16-9-5-6-13-11(7-9)15(18-8-14(20)19-13)10-3-1-2-4-12(10)17/h1-7H,8H2,(H,19,20) |
| InChIKey | CHIFCDOIPRCHCF-UHFFFAOYSA-N |
5-(2-chlorophenyl)-7-chloro-1,4-benzodiazepin-2-one - Physico-chemical Properties
| Molecular Formula | C15H10Cl2N2O |
| Molar Mass | 305.16 |
| Density | 1.42±0.1 g/cm3(Predicted) |
| Melting Point | 187-189°C |
| Boling Point | 481.7±45.0 °C(Predicted) |
| Flash Point | 11°C |
| Vapor Presure | 1.94E-09mmHg at 25°C |
| Appearance | buffered aqueous solution |
| pKa | 11.58±0.70(Predicted) |
| Storage Condition | 2-8°C |
| Refractive Index | 1.673 |
| Use | Used for the synthesis of lorazepam, triazolam, clomazolam and other raw materials |
5-(2-chlorophenyl)-7-chloro-1,4-benzodiazepin-2-one - Risk and Safety
| Risk Codes | R22 - Harmful if swallowed R39/23/24/25 - R23/24/25 - Toxic by inhalation, in contact with skin and if swallowed. R11 - Highly Flammable |
| Safety Description | S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S36/37 - Wear suitable protective clothing and gloves. S16 - Keep away from sources of ignition. S7 - Keep container tightly closed. |
| UN IDs | UN 1230 3/PG 2 |
| WGK Germany | 3 |
| RTECS | DF2367500 |
| Toxicity | LD50 oral in rat: 2gm/kg |
