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PRAZEPAM

PRAZEPAM Structure
CAS No.
2955-38-6
Chemical Name:
PRAZEPAM
Synonyms
w4020;K-373;W 4020;Settima;Centrax;Prazene;Verstran;Trepidan;Sedapran;PRAZEPAM
CBNumber:
CB8376839
Molecular Formula:
C19H17ClN2O
Molecular Weight:
324.8
MOL File:
2955-38-6.mol
Modify Date:
2023/6/8 9:02:50

PRAZEPAM 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)
IARC 3 (Vol. 66) 1996
EPA Substance Registry System 2H-1,4-Benzodiazepin-2-one, 7-chloro-1-(cyclopropylmethyl)-1,3-dihydro-5-phenyl- (2955-38-6)

SAFETY

Risk and Safety Statements

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
NFPA 704
3
0 0

PRAZEPAM Chemical Properties,Uses,Production

Description

Prazepam (Item No. 18358) is an analytical reference material categorized as a benzodiazepine. Prazepam is regulated as a Schedule IV compound in the United States. This product is intended for research and forensic applications.

Uses

Sedative-hypnotic.

General Description

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.

PRAZEPAM Preparation Products And Raw materials

PRAZEPAM,1.0MG/MLINMETHANOL 1-(Cyclopropylmethyl)-5-phenyl-7-chloro-1,3-dihydro-2H-1,4-benzodiazepin-2-one 1-Cyclopropylmethyl-5-phenyl-7-chloro-1H-1,4-benzodiazepin-2(3H)-one 2H-1,4-Benzodiazepin-2-one, 7-chloro-1-(cyclopropylmethyl)-1,3-dihydro-5-phenyl- (7CI, 8CI, 9CI) NSC 277179 PRAZEPAM Sedapran Settima Settimatrepidan Trepidan Verstran W 4020 w4020 7-chloro-1-(cyclopropylmethyl)-1,3-dihydro-5-phenyl-1,4-benzodiazepin-2-one prazepam methanol solution - 1 mg prazepam--dea schedule iv item 7-chloro-1-(cyclopropylmethyl)-5-phenyl-3H-1,4-benzodiazepin-2-one Methanol(test Prazepam,1.0mg/mL) Prazepam CIV (500 mg) Prazepam solution 2H-1,4-Benzodiazepin-2-one, 1,3-dihydro-7-chloro-1-(cyclopropylmethyl)-5-phenyl- 2H-1,4-Benzodiazepin-2-one, 7-chloro-1-(cyclopropylmethyl)-1,3-dihydro-5-phenyl- 2h-1,4-benzodiazepin-2-one,1,3-dihydro-7-chloro-1-(cyclopropylmethyl)-5-phenyl 7-chloro-1-(cyclopropylmethyl)-1,3-dihydro-5-phenyl-2h-1,4-benzodiazepin-2-o 7-Chloro-1-(cyclopropylmethyl)-1,3-dihydro-5-phenyl-2H-1,4-benzodiazepin-2-one 7-Chloro-1-(cyclopropylmethyl)-5-phenyl-1,3-dihydro-2H-1,4-benzodiazepin-2-one 7-Chloro-1-cyclopropylmethyl-5-phenyl-1H-1,4-benzodiazepin-2(3H)-one Centrax Demetrin K-373 Lysanxia Prazeene Prazene Prazepam (CRM) Prazepam Solution, 100ppm PRAZEPAM USP/EP/BP Prazepam [Controlled Substance Prazepam CIV (500 mg) (DISCONTINUED) 2955-38-6 Pharmacologicals Benzodiazepines and Anxiolytics Neurobiology