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

Pentoxifylline Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
1-(3-carboxypropyl)3,7-dimethyl Xanthine-d6 Stable Isotopes CS-BV-00018 1246816-64-7 In Stock
Hydroxy Pentoxifylline-d3 Stable Isotopes CS-BV-00017 1268605-96-4 In Stock
Hydroxy Pentoxifylline-d4 Stable Isotopes CS-O-46384 1185879-05-3 In Stock
Hydroxy Pentoxifylline-d5 Stable Isotopes CS-O-45016 6493-06-7 (Unlabelled) In Stock
Pentoxifylline-d3 Stable Isotopes CS-BV-00016 1185878-97-0 In Stock
Pentoxifylline-d5 Stable Isotopes CS-O-14248 1185995-18-9 In Stock
Pentoxifylline-d6 Stable Isotopes CS-T-60258 1185878-98-1 In Stock


API

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
1,3,7-Trimethyl-3,7-dihydro-purine-2,6-dione API CS-O-00486 58-08-2 In Stock
Pentoxifylline API CS-T-38995 6493-05-6 In Stock
Bisdionin C API CS-T-66874 74857-22-0 Enquire


Metabolite

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Hydroxy Pentoxifylline Metabolite CS-O-05856 6493-06-7 In Stock
Pentoxifylline M4 Metabolite CS-T-70310 38975-44-9 Enquire


Impurity

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Pentoxifylline EP Impurity J Impurity CS-T-32911 874747-30-5 Enquire
Theobromine Impurity CS-O-02432 83-67-0 In Stock
3,7-Dihydro-3,7-dimethyl-6-[(5-oxohexyl)oxy]-2H-purin-2-one Impurity CS-T-53034 93079-86-8 Enquire
3-Desmethyl-3-(5-oxohexyl) Pentoxifylline Impurity CS-T-88515 1329835-59-7 Enquire
7-Desmethyl-9-(5-oxohexyl) Pentoxifylline Impurity CS-T-88357 1329834-21-0 Enquire
Pentoxifylline EP Impurity D Impurity CS-MM-48049 59413-14-8 Enquire
Pentoxifylline EP Impurity H Impurity CS-P-08178 200556-62-3 Enquire
Pentoxifylline EP Impurity I Impurity CS-SN-00191 55247-90-0 Enquire
Pentoxifylline Impurity 1 Impurity CS-EO-02036 74857-33-3 Enquire


Secondary Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Caffeine Secondary Standards CS-SS-24001-250MG 58-08-2 In Stock


Therapeutic

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Caffeine Therapeutic CS-IP-0023 58-08-2 Enquire
Caffeine Melting Point Standard Therapeutic CS-O-00486-1GM 58-08-2 Enquire