Skip to Content
Merck
All Photos(1)

Key Documents

View All Documentation

1643260

USP

Tamsulosin hydrochloride

United States Pharmacopeia (USP) Reference Standard

Synonym(s):

5-[(2R)-2-[[2-(2-Ethoxyphenoxy)ethyl]amino]propyl]-2-methoxybenzenesulfonamide hydrochloride

Sign Into View Organizational & Contract Pricing
All Photos(1)

About This Item

Empirical Formula (Hill Notation):
C20H28N2O5S · HCl
CAS Number:
106463-17-6
Molecular Weight:
444.97
MDL number:
MFCD00922997
UNSPSC Code:
41116107
PubChem Substance ID:
329751218
NACRES:
NA.24

grade

pharmaceutical primary standard

API family

tamsulosin

manufacturer/tradename

USP

application(s)

pharmaceutical (small molecule)

format

neat

storage temp.

2-8°C

SMILES string

Cl.CCOc1ccccc1OCCN[C@H](C)Cc2ccc(OC)c(c2)S(N)(=O)=O

InChI

1S/C20H28N2O5S.ClH/c1-4-26-17-7-5-6-8-18(17)27-12-11-22-15(2)13-16-9-10-19(25-3)20(14-16)28(21,23)24;/h5-10,14-15,22H,4,11-13H2,1-3H3,(H2,21,23,24);1H/t15-;/m1./s1

InChI key

ZZIZZTHXZRDOFM-XFULWGLBSA-N

Gene Information

human ... ADRA1A(148) , ADRA1B(147) , ADRA1D(146)

Looking for similar products? Visit Product Comparison Guide

Related Categories

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

Tamsulosin hydrochloride 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:
  • Tamsulosin Hydrochloride Capsules
  • Dutasteride and Tamsulosin Hydrochloride Capsules

Biochem/physiol Actions

Tamsulosin is an α1A/1D-adrenoceptor antagonist used as a treatment of benign prostatic hypertrophy (BPH). Its activity as an ? blocker also affects the iris, and has led to complications during cataract surgery, a condition called "floppy iris" syndrome.

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
GHS07

Signal Word

Warning

Hazard Statements

H302

Precautionary Statements

P264 - P270 - P301 + P312 - P501

Hazard Classifications

Acute Tox. 4 Oral

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

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

Customers Also Viewed

Slide 1 of 1

1 of 1

Prostaglandin E1 ≥98% (HPLC), synthetic

Sigma-Aldrich

P5515

Prostaglandin E1

Shuo Yang et al.
The AAPS journal, 16(4), 860-871 (2014-05-31)
Multi-pellet formulations are advantageous for the controlled release of drugs over single-unit dosage forms. To understand the diffusion controlled drug release mechanism, the pellet structure and drug release from a single pellet (not at dose level) were studied using synchrotron
Nannan Chu et al.
Clinical therapeutics, 37(2), 462-472 (2014-12-04)
The primary aim of this study was to evaluate whether there was clinically significant pharmacokinetic (PK) interaction between finasteride and tamsulosin in healthy Chinese male subjects. This was an open-label, randomized, 3-period, crossover study. Subjects received single and multiple doses
Thomas Kunit et al.
American journal of physiology. Renal physiology, 307(7), F823-F832 (2014-07-25)
Smooth muscle contraction may be critical for lower urinary tract symptoms (LUTS) in patients with benign prostate hyperplasia and requires stable anchorage of the cytoskeleton to the cell membrane. These connections are regulated by focal adhesion kinase (FAK). Here, we
S Kimsakulvech et al.
Andrologia, 47(3), 354-359 (2014-04-02)
Male temporary contraception is occasionally required in some animals. Alpha1-adrenoceptor antagonist (tamsulosin) can cause ejaculation disorder. Two sets of Latin square were applied to six male goats to received either normal saline, dimethylsulphoxide or tamsulosin (179.8 nmol kg(-1) ) at 1-week interval.

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