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Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Tamsulosin, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Tamsulosin impurity reference standards are invaluable for pharmaceutical research, supporting product development, ANDA and DMF submissions, quality control (QC), method validation, and stability studies. They also aid in identifying unknown impurities and assessing genotoxic potential.
Our Tamsulosin-related products undergo thorough characterization and are supplied with detailed Certificates of Analysis (COA) and analytical data that meet regulatory requirements. All supplied products are re-tested at regular intervals to ensure ongoing quality and compliance.

Tamsulosin Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(R)-2'-O-Desethyl-2'-O-desmethyl Tamsulosin-D3 Hydrochloride... Stable Isotopes CS-T-97634 Not Available Enquire
(R)-Tamsulosin-d4 Hydrochloride Stable Isotopes CS-T-95192 106463-17-6(Unlabelled) Enquire
(R)-Tamsulosin-d5 Hydrochloride Stable Isotopes CS-T-97162 Not Available Enquire
N-[2-(2-Ethoxyphenoxy)ethyl]-(R)-Tamsulosin-d8 Stable Isotopes CS-T-96809 Not Available Enquire
N-Nitroso Tamsulosin-D3 (Racemic) Stable Isotopes CS-SN-00087 2892260-31-8(Unlabeled) Enquire
N-Nitroso Tamsulosin-d4 Stable Isotopes CS-O-46411 Not Available In Stock
Tamsulosin-d4 Stable Isotopes CS-O-00895 1231943-97-7 In Stock
Tamsulosin-d4 Hydrochloride Stable Isotopes CS-O-02752 1231943-97-7(Freebase) In Stock
(R)-(-)-Tamsulosin D5 Hydrochloride Stable Isotopes CS-O-15437 1092970-47-2 (Freebase) Enquire
(R)-Tamsulosin-d3 Hydrochloride Stable Isotopes CS-T-86919 1795787-12-0 Enquire
(S)-Tamsulosin-d3 Hydrochloride Stable Isotopes CS-T-86349 1217687-82-5 Enquire
rac Tamsulosin-d3 Hydrochloride Stable Isotopes CS-T-87231 1189923-88-3 Enquire
Tamsulosin Sulfonic Acid-d4 Stable Isotopes CS-T-86838 1795786-82-1 Enquire
Tamsulosin-d5 Stable Isotopes CS-O-35302 Not Available Enquire


API

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Tamsulosin API CS-O-02453 106133-20-4 In Stock
Tamsulosin Hydrochloride API CS-T-61586 106463-17-6 In Stock


Impurity

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
1-(2-(2-(2-ethoxyphenoxy) ethoxy) ethoxy)-2-Ethoxybenzene Impurity CS-O-41350 Not Available Enquire
5-Acetonyl-2-methoxybenzene Impurity CS-T-00317 116091-63-5 In Stock
Methoxy Rac-Tamsulosin Impurity CS-O-43396 94666-11-2 Enquire
N-Benzyl Tamsulosin Impurity CS-O-39394 1027854-97-2 In Stock
N-Des(2-(2-ethoxy)phenoxy)ethyl)-N-(2-(2-ethoxy)phenoxy)acet... Impurity CS-T-103259 133261-17-3 Enquire
N-Ethyl Tamsulosin Impurity CS-O-40163 Not Available Enquire
rac-Tamsulosin EP Impurity H Impurity CS-MM-78945 1510821-28-9 Enquire
rac-Tamsulosin EP Impurity H hydrochloride Impurity CS-O-45362 2724727-12-0 Enquire
Tamsulosin Diether Impurity CS-O-54866 ---- Enquire
Tamsulosin EP Impurity A Impurity CS-O-08233 918867-88-6 In Stock
Tamsulosin EP Impurity C Impurity CS-O-08235 2244986-82-9 In Stock
Tamsulosin EP Impurity C Hydrochloride Impurity CS-EO-02926 2724727-15-3 Enquire
Tamsulosin EP Impurity D Impurity CS-O-08236 1799280-05-9 In Stock
Tamsulosin EP Impurity D Hydrochloride Impurity CS-EO-02927 1798904-07-0 Enquire
Tamsulosin EP Impurity E Impurity CS-O-08237 105764-07-6 In Stock
Tamsulosin EP Impurity F Impurity CS-O-08238 6781-17-5 In Stock
Tamsulosin EP Impurity F Hydrochloride Impurity CS-EO-02928 1051368-80-9 In Stock
Tamsulosin EP Impurity G Impurity CS-O-08239 106138-88-9 In Stock
Tamsulosin EP Impurity H Impurity CS-O-08240 1329611-47-3 In Stock
Tamsulosin EP Impurity I Impurity CS-O-08241 3259-03-8 In Stock
Tamsulosin Ether Dimer Impurity CS-O-54865 ---- Enquire
Tamsulosin Hydrochloride Impurity B Impurity CS-O-08234 112101-75-4 In Stock
Tamsulosin N-Ethyl Impurity CS-O-54869 ---- Enquire
Tamsulosin Oxo Dimer Impurity CS-O-54121 ---- Enquire
Tamsulosin Sulfonamide Impurity CS-T-103258 855298-56-5 Enquire
Tamsulosin Sulfonamide Chloroacetyl Impurity CS-O-54868 ---- Enquire
Tamsulosin Sulfonic Acid Impurity CS-T-43135 890708-67-5 In Stock
(S)-(+)-1,1-Binaphthyl-2,2-diyl Hydrogen Phosphate Impurity CS-T-49107 35193-64-7 Enquire
(S)-Tamsulosin Hydrochloride Impurity CS-T-87347 106463-19-8 Enquire
Homo Tamsulosin Impurity CS-T-55685 1217771-89-5 Enquire
Methyl 3-(4-methoxyphenyl)-2-methyloxirane-2-carboxylate Impurity CS-O-41700 92119-04-5 Enquire
N-Benzyl Tamsulosin Hydrochloride Impurity CS-P-07011 1027854-97-2 (free base) Enquire
N-Methyl Tamsulosin Impurity CS-T-94048 2749357-76-2 Enquire
Tamsulosin Catechol Impurity CS-O-41709 176223-30-6 Enquire
Tamsulosin Dimer Impurity CS-EO-02048 Not Available Enquire
Tamsulosin Hydrochloride - Impurity D Impurity CS-O-40789 802223-96-7 Enquire
Tamsulosin impurity Impurity CS-O-38450 119714-13-5 Enquire
Tamsulosin Impurity 1 Impurity CS-EO-01755 944395-49-7 Enquire
Tamsulosin Impurity B Impurity CS-O-32331 112101-81-2 Enquire


Intermediate

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
1-Bromo-2-phenoxyethane Intermediate CS-T-08754 589-10-6 In Stock
P-Nitrophenyl phosphate hexa hydrate disodium Intermediate CS-O-10650 333338-18-4 In Stock
rac Tamsulosin Hydrochloride Intermediate CS-T-86980 80223-99-0 In Stock