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L1764

Sigma-Aldrich

(±)-Lorazepam

Synonym(s):

7-Chloro-5-(2-chlorophenyl)-1,3-dihydro-3-hydroxy-2H-1,4-benzodiazepin-2-one

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About This Item

Empirical Formula (Hill Notation):
C15H10Cl2N2O2
CAS Number:
846-49-1
Molecular Weight:
321.16
EC Number:
212-687-6
MDL number:
MFCD00063406
UNSPSC Code:
12352200
PubChem Substance ID:
24896291
NACRES:
NA.77

Quality Level

200

drug control

USDEA Schedule IV; Home Office Schedule 4.1; psychotrope (France); kontrollierte Droge in Deutschland; regulated under CDSA - not available from Sigma-Aldrich Canada; psicótropo (Spain); Decreto Lei 15/93: Tabela IV (Portugal)

originator

Baxter

SMILES string

OC1N=C(c2ccccc2Cl)c3cc(Cl)ccc3NC1=O

InChI

1S/C15H10Cl2N2O2/c16-8-5-6-12-10(7-8)13(19-15(21)14(20)18-12)9-3-1-2-4-11(9)17/h1-7,15,21H,(H,18,20)

InChI key

DIWRORZWFLOCLC-UHFFFAOYSA-N

Gene Information

human ... GABRA1(2554) , GABRA2(2555) , GABRA3(2556) , GABRA4(2557) , GABRA5(2558) , GABRA6(2559) , GABRB1(2560) , GABRB2(2561) , GABRB3(2562) , GABRD(2563) , GABRE(2564) , GABRG1(2565) , GABRG2(2566) , GABRG3(2567) , GABRP(2568) , GABRQ(55879)

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Biochem/physiol Actions

Anxiolytic; ligand for the GABAA receptor benzodiazepine modulatory site.

Features and Benefits

This compound was developed by Baxter. To browse the list of other pharma-developed compounds and Approved Drugs/Drug Candidates, click here.

pictograms

Health hazard
GHS08

signalword

Warning

hcodes

H361d

Hazard Classifications

Repr. 2

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type P3 (EN 143) respirator cartridges

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Lorazepam Related Compound A United States Pharmacopeia (USP) Reference Standard

USP

1370327

Lorazepam Related Compound A

Amobarbital-D5 solution 100 μg/mL in methanol, ampule of 1 mL, certified reference material, Cerilliant®

Supelco

A-102

Amobarbital-D5 solution

α-Hydroxyalprazolam powder, ≥98% (TLC)

Sigma-Aldrich

H9149

α-Hydroxyalprazolam

Nitrazepam

Sigma-Aldrich

N3889

Nitrazepam

Prazepam

Sigma-Aldrich

P3654

Prazepam

Oxazepam European Pharmacopoeia (EP) Reference Standard

O0225000

Oxazepam

Lorazepam glucuronide solution 100 μg/mL in acetonitrile: water (1:1), ampule of 1 mL, certified reference material, Cerilliant®

Supelco

L-021

Lorazepam glucuronide solution

S Korkmaz et al.
European neuropsychopharmacology : the journal of the European College of Neuropsychopharmacology, 8(3), 175-181 (1998-08-26)
Rats were treated with lorazepam for four days (six times 2 mg kg(-1)) at the ages of 71, 118, 163 and 210 days. Increased excitation (physical dependence) in the withdrawal period was tested several times during 14 days with hexobarbital
Jason T McMullan et al.
Prehospital emergency care : official journal of the National Association of EMS Physicians and the National Association of State EMS Directors, 17(1), 1-7 (2012-11-15)
The choice of the optimal benzodiazepine to treat prehospital status epilepticus is unclear. Lorazepam is preferred in the emergency department, but concerns about nonrefrigerated storage limits emergency medical services (EMS) use. Midazolam is increasingly popular, but its heat stability is
Excess medicaid payments and the stock prices of drug companies.
William C Grant
Journal of managed care pharmacy : JMCP, 18(8), 650-650 (2012-11-07)
Feridun Bülbül et al.
The journal of ECT, 29(1), e1-e1 (2013-02-21)
Despite having been previously associated with schizophrenia, catatonia is more often associated with mood disorders and factors related to general medical conditions. Benzodiazepines are recommended as the first option in treatment of catatonia. For patients who do not sufficiently respond
Catatonic schizophrenia with cavum septum pellucidum.
Janardhanan C Narayanaswamy et al.
The Journal of neuropsychiatry and clinical neurosciences, 24(3), E33-E33 (2012-10-06)
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