Skip to Content
MilliporeSigma
All Photos(1)

Key Documents

1643463

USP

Terazosin Related Compound A

United States Pharmacopeia (USP) Reference Standard

Synonym(s):

1-(4-Amino-6,7-dimethoxy-2-quinazolinyl)piperazine dihydrochloride dihydrate, 6,7-Dimethoxy-2-(1-piperazinyl)-4-quinazolinamine dihydrochloride dihydrate

Sign Into View Organizational & Contract Pricing


About This Item

Empirical Formula (Hill Notation):
C14H19N5O2 · 2HCl · 2H2O
Molecular Weight:
398.29
MDL number:
UNSPSC Code:
41116107
PubChem Substance ID:
NACRES:
NA.24

grade

pharmaceutical primary standard

API family

terazosin

manufacturer/tradename

USP

application(s)

pharmaceutical (small molecule)

format

neat

SMILES string

NC1=NC(N2CCNCC2)=NC3=C1C=C(OC)C(OC)=C3.Cl.O.Cl.O

InChI

1S/C14H19N5O2.2ClH.2H2O/c1-20-11-7-9-10(8-12(11)21-2)17-14(18-13(9)15)19-5-3-16-4-6-19;;;;/h7-8,16H,3-6H2,1-2H3,(H2,15,17,18);2*1H;2*1H2

InChI key

OQXJQJHKFIRPCV-UHFFFAOYSA-N

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.

Application

Terazosin Related Compound A 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:
  • Doxazosin Mesylate
  • Doxazosin Tablets
  • Prazosin Hydrochloride Capsules
  • Terazosin Hydrochloride

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.  ​

Other Notes

Sales restrictions may apply.

pictograms

Exclamation mark

signalword

Warning

hcodes

Hazard Classifications

Acute Tox. 4 Oral

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable


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’.

Already Own This Product?

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

Visit the Document Library

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