Skip to Content
Merck

1015008

USP

Alprazolam

United States Pharmacopeia (USP) Reference Standard

Synonym(s):

8-Chloro-1-methyl-6-phenyl-4H-[1,2,4]triazolo[4,3-a][1,4]benzodiazepine

Sign In to View Organizational & Contract Pricing.

Select a Size

About This Item

Empirical Formula (Hill Notation):
C17H13ClN4
CAS Number:
28981-97-7
Molecular Weight:
308.76
UNSPSC Code:
41116107
NACRES:
NA.24
MDL number:
MFCD00078881

Key Documents

View All Documentation
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

InChI

1S/C17H13ClN4/c1-11-20-21-16-10-19-17(12-5-3-2-4-6-12)14-9-13(18)7-8-15(14)22(11)16/h2-9H,10H2,1H3

SMILES string

Cc1nnc2CN=C(c3ccccc3)c4cc(Cl)ccc4-n12

InChI key

VREFGVBLTWBCJP-UHFFFAOYSA-N

description

Drug Control: Pszichotróp anyag / Psychotropic Substance (Hungary), 78/2022. (XII. 28.) BM rendelet

API family

alprazolam

manufacturer/tradename

USP

drug control

USDEA Schedule IV; regulated under CDSA - not available from Sigma-Aldrich Canada; psicótropo (Spain); Decreto Lei 15/93: Tabela IV (Portugal); Pszichotróp anyag / Psychotropic Substance (Hungary), 78/2022. (XII. 28.) BM rendelet, kontrollierte Droge in Deutschland

application(s)

pharmaceutical (small molecule)

Looking for similar products? Visit Product Comparison Guide

Related Categories

Analysis Note

These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind.  ​

Application

Alprazolam USP reference standard, intended for use in specified quality tests and assays as specified in the USP compendia. Also, for use with USP monographs such as:
  • Alprazolam Compounded Oral Suspension
  • Alprazolam Extended-Release Tablets
  • Alprazolam Orally Disintegrating Tablets
  • Alprazolam Tablets

General description

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.For further information and support please go to the website of the issuing Pharmacopoeia.

Legal Information

German
Dieses Produkt fällt unter das Betäubungsmittelgesetz (BtMG). Für eine Bestellung dieses Produktes ist eine Erlaubnis nach § 3 BtMG zwingend erforderlich, es sei denn, es greift eine Ausnahme von der Erlaubnispflicht nach § 4 oder § 26 BtMG.

English
This product is subject to the German Narcotics Act. A permit under Section 3 of the German Narcotics Act is mandatory for ordering this product unless an exemption from the permit requirement under Section 4 or Section 26 of the German Narcotics Act applies.

Other Notes

Sales restrictions may apply.
USP issued SDS can be found here.

pictograms

Exclamation mark
GHS07

signalword

Warning

hcodes

H302

Hazard Classifications

Acute Tox. 4 Oral

Storage Class

11 - Combustible Solids

flash_point_f

Not applicable

flash_point_c

Not applicable

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

It looks like we've run into a problem, but you can still download Certificates of Analysis from our Documents section.

If you need assistance, please contact Customer Support

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

R O Williams et al.
AAPS PharmSciTech, 2(2), E8-E8 (2004-01-20)
A reverse-phase high-performance liquid chromatographic (HPLC) method for recovery of the lipophilic drug, alprazolam, from matrix tablets containing the hydrophilic polymer hydroxypropyl methylcellulose (HPMC) was developed. Lipophilic drugs, such as alprazolam, are difficult to completely extract and quantitate from tablets
G W Dawson et al.
Drugs, 27(2), 132-147 (1984-02-01)
Alprazolam is a triazolobenzodiazepine which is related to diazepam and other 1,4-benzodiazepines, and has a similar pharmacological profile. Relative to the newer benzodiazepines, alprazolam has an intermediate half-life of 10 to 12 hours in healthy young subjects. In placebo-controlled and

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service