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Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Tropine, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Tropine 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 Tropine-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.

Tropine Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
a-Hydroxymethyl Atropine-d5 Stable Isotopes CS-T-101291 Not Available Enquire
Apoatropine-d5 Stable Isotopes CS-T-101897 Not Available Enquire
Atropine-D3 Hydrochloride Stable Isotopes CS-O-46961 33952-38-4(Unlabelled) Enquire
Benzatropine-d3 Stable Isotopes CS-O-56898 202529-15-5 Enquire
N-Isopropyl Noratropine-d7 Stable Isotopes CS-T-101210 Not Available Enquire
N-Isopropylnortropine Methobromide-D3 (Impurity) Stable Isotopes CS-T-97381 Not Available Enquire
rac Homatropine Hydrobromide-d3 Stable Isotopes CS-T-101049 Not Available Enquire


API Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Apoatropine API Standards CS-O-32843 500-55-0 In Stock
Atropine API Standards CS-O-03855 51-55-8 Enquire
Atropine Sulphate API Standards CS-O-00828 55-48-1 In Stock
Benzatropine API Standards CS-L-00034 86-13-5 Enquire
Benzotropine Mesylate API Standards CS-O-30825 132-17-2 In Stock
Deptropine Maleate API Standards CS-T-93690 604-51-3 free amine Enquire
Homatropine Hydrobromide API Standards CS-O-01626 51-56-9 In Stock
Homatropine Methylbromide API Standards CS-O-01614 80-49-9 In Stock
Psi-Tropine API Standards CS-T-62591 135-97-7 In Stock
Tropine API Standards CS-M-43041 120-29-6 In Stock


Metabolites

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
2-hydroxy-phenyl Atropine Metabolites CS-O-56232 Not Available Enquire
3-hydroxy-phenyl Atropine Metabolites CS-O-56233 Not Available Enquire
4'-Hydroxyatropine Metabolites CS-O-47982 21642-86-4 Enquire
Isopropyl nortropine Metabolites CS-BQ-00056 3423-25-4 In Stock


Impurities

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
α-Hydroxymethyl Atropine Impurities CS-T-56153 2515-36-8 Enquire
Atropine EP Impurity B Impurities CS-EO-00503 16839-98-8 In Stock
Atropine EP Impurity G Impurities CS-EO-00504 21956-47-8 In Stock
Atropine Impurity 17 Impurities CS-O-55584 17488-50-5 Enquire
Atropine Impurity 30 Impurities CS-O-59971 78215-11-9 Enquire
Atropine N-Oxide Hydrochloride Impurities CS-K-00214 4574-60-1 In Stock
Benzatropine n-oxide Impurities CS-O-56897 Not Available Enquire
Dehydrohomatropine bromide Impurities CS-O-43325 Not Available Enquire
Homatropine Impurities CS-O-59466 87-00-3 Enquire
N-Benzyloxycarbonyl Nortropine Impurities CS-T-48976 109840-91-7 Enquire
N-Desmethyl-benztropine Hydrochloride Impurities CS-T-52199 25471-67-4 Enquire
N-Nitroso Atropine EP Impurity B Impurities CS-EO-02299 55855-45-3 In Stock
Pseudotropine 4-Fluorobenzoate Impurities CS-O-10774 172883-97-5 In Stock
Tropine-3-thiol Hydrochloride Impurities CS-T-88074 908266-48-8 Enquire
Veratroyltropine hydrochloride Impurities CS-E-00366 Not Available Enquire


EP Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Atropine for peak identification (Y0000845) EP Standards CS-EG-00137 51-55-8 Enquire
Atropine impurity B (Y0000816) EP Standards CS-EG-00136 16839-98-8 Enquire
Atropine sulfate (A1400000) EP Standards CS-EG-00138 5908-99-6 Enquire
Methylatropine Bromide EP Standards CS-EG-00593 Not Available Enquire


Intermediates

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Anisotropine Methylbromide Intermediates CS-T-48274 80-50-2 Enquire
Cyclopropyltropine Benzylate Intermediates CS-T-51501 575463-96-6 Enquire
Deptropine Intermediates CS-T-52058 604-51-3 Enquire
N-Benzylnortropine Intermediates CS-AC-03710 18717-73-2 Enquire
N-Methylatropine Bromide Intermediates CS-T-82358 2870-71-5 Enquire
Noratropine Hydrochloride Intermediates CS-T-59694 75559-01-2 Enquire
Nortropine Intermediates CS-T-83149 538-09-0 In Stock
Nortropine Hydrochloride Intermediates CS-T-59737 14383-51-8 Enquire
Pseudobenztropine Intermediates CS-T-60897 802597-90-6 Enquire
Tropine 4-fluorobenzoate Intermediates CS-T-87591 1392492-03-3 Enquire


Fine Chemicals

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Aminobenztropine Fine Chemicals CS-BX-00943 88097-86-3 Enquire