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- CAS:
- 2955-38-6
- MF:
- C19H17ClN2O
- MW:
- 324.8
Properties
- Melting point::
- 145-146°
- Boiling point::
- 538.5±50.0 °C(Predicted)
- Density :
- 1.1660 (rough estimate)
- refractive index :
- 1.5790 (estimate)
- Flash point::
- 11 °C
- storage temp. :
- 2-8°C
- solubility :
- Dissolve 0.25 g in alcohol R and dilute to 10 mL with the same solvent. The solution is clear (2.2.1) and colourless (2.2.2, Method II).
- form :
- Solid
- pka:
- pKa 2.94 (Uncertain)
- color :
- White to Off-White
- Water Solubility :
- 9.095mg/L(25 ºC)
SecurityInformation
- Symbol(GHS) :
-
GHS02,GHS06,GHS08
- Signal word :
- Danger
- Hazard statements :
- H225-H301+H311+H331-H370
- Precautionary statements :
- P210-P260-P280-P301+P310-P311
- Hazard Codes :
- F,T
- Risk Statements :
- 11-23/24/25-39/23/24/25
- Safety Statements :
- 22-24/25-45-36/37-16-7
- RIDADR :
- 3249
- WGK Germany :
- 2
- RTECS :
- DF2368000
- HazardClass :
- 6.1(b)
- PackingGroup :
- III
- HS Code :
- 2933910000
- Use:
- Prazepam, 7-chloro-1-(cyclopropylmethyl)-1,3-dihydro-5-phenyl-2H-1,4-benzodiazepine-2-one(Verstran), has a long overall half-life. Extensive N-dealkylationoccurs to yield active nordazepam. 3-Hydroxylation ofboth prazepam and nordazepam occurs.
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