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

Posaconazole Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
2-Oxo-posaconazole-d4 Stable Isotopes CS-T-102156 Not Available Enquire
O-Benzyl Posaconazole-d4 Stable Isotopes CS-T-97754 1246818-95-0 Enquire
Posaconazole D3 Stable Isotopes CS-AI-00207 171228-49-2 Enquire
Posaconazole D5 Stable Isotopes CS-CX-00590 171228-49-2(Unlabeled) Enquire
Posaconazole D5 Glucuronide Stable Isotopes CS-O-56928 Not Available Enquire
Posaconazole Diastereoisomer Related Compound 3 Stable Isotopes CS-O-14145 Not Available Enquire
Posaconazole Diastereoisomer Related Compound 4 Stable Isotopes CS-O-14146 Not Available Enquire
Posaconazole Impurity 22 Stable Isotopes CS-O-14149 1388148-30-8 Enquire
Posaconazole-d4 Stable Isotopes CS-O-10954 1133712-26-1 In Stock
Posaconazole-d7 Stable Isotopes CS-O-44764 171228-49-2(Unlabeled) Enquire
rac-Posaconazole Diastereoisomer Related Compound 3 Stable Isotopes CS-O-14150 Not Available Enquire


API Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Posaconazole API Standards CS-O-30489 171228-49-2 In Stock
Posaconazole hydrate API Standards CS-AN-00021 1198769-38-8 Enquire


Impurities

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
2-Oxo-posaconazole (2-​oxo-​1-​piperazinyl) Impurities CS-O-48832 Not Available Enquire
3-Oxo-posaconazole (3-​oxo-​1-​piperazinyl) Impurities CS-T-84496 357189-94-7 Enquire
4-(4-(4-(4-(((3S,5S)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,... Impurities CS-O-36180 2180759-84-4 Enquire
4-Desfluoro Posaconazole Impurities CS-EO-00092 Not Available Enquire
ent-Posaconazole Impurities CS-T-93303 2243785-97-7 In Stock
N-(4-(4-(4-hydroxyphenyl)piperazin-1-yl)phenyl)formamide Impurities CS-O-37867 Not Available Enquire
O-Benzyl Posaconazole Impurities CS-T-49044 170985-86-1 In Stock
Posaconazole Acetyl ester Impurities CS-O-46013 195735-34-3 Enquire
Posaconazole destriazolone dimethylurea Impurities CS-O-47840 Not Available Enquire
Posaconazole destriazolone ethyl carbamate Impurities CS-O-47838 Not Available Enquire
Posaconazole destriazolone methyl carbamate Impurities CS-O-47837 Not Available Enquire
Posaconazole Diastereoisomer (S,R,S,S) Impurities CS-O-34867 2243785-96-6 Enquire
Posaconazole Diastereoisomer 1 Impurities CS-O-14137 170985-61-2 Enquire
Posaconazole Diastereoisomer 2 Impurities CS-O-14138 213381-05-6 Enquire
Posaconazole Diastereoisomer 3 Impurities CS-O-14139 1229428-89-0 Enquire
Posaconazole Diastereoisomer 4 Impurities CS-O-14140 Not Available Enquire
Posaconazole Diastereoisomer 4 (S,S,R,R) Impurities CS-EO-00320 Not Available Enquire
Posaconazole Diastereoisomer 5 Impurities CS-O-14141 1229428-90-3 Enquire
Posaconazole Diastereoisomer 6 Impurities CS-O-14142 171228-50-5 Enquire
Posaconazole Diastereoisomer 7 Impurities CS-O-14143 213381-04-5 Enquire
Posaconazole Diastereoisomer Related Compound 1 Impurities CS-O-14144 159811-30-0 Enquire
Posaconazole Diastereoisomer Related Compound 2 Impurities CS-O-14000 166583-12-6 Enquire
Posaconazole Diastereoisomer Related Compound 5 Impurities CS-O-14147 149809-42-7 Enquire
Posaconazole Diastereoisomer Related Compound 6 Impurities CS-O-14148 Not Available Enquire
Posaconazole Diastereomer Impurity Impurities CS-O-16818 Not Available Enquire
Posaconazole Formyl Impurity Impurities CS-O-16819 Not Available Enquire
Posaconazole Formyl Semicarbazide Analog Impurities CS-EO-03127 1350560-57-4 Enquire
Posaconazole Impurity 1 Impurities CS-O-13949 1388148-29-5 Enquire
Posaconazole Impurity 10 Impurities CS-O-13963 Not Available Enquire
Posaconazole Impurity 103 Impurities CS-O-55548 Not Available Enquire
Posaconazole Impurity 11 Impurities CS-O-13964 Not Available Enquire
Posaconazole Impurity 12 Impurities CS-O-13965 Not Available Enquire
Posaconazole Impurity 13 Impurities CS-O-13966 357189-98-1 Enquire
Posaconazole Impurity 14 Impurities CS-O-13967 Not Available Enquire
Posaconazole Impurity 15 Impurities CS-O-13968 Not Available Enquire
Posaconazole Impurity 16 Impurities CS-O-13969 Not Available Enquire
Posaconazole Impurity 17 Impurities CS-O-13970 Not Available Enquire
Posaconazole Impurity 18 Impurities CS-O-13971 149882-18-8 Enquire
Posaconazole Impurity 19 Impurities CS-O-13972 201282-88-4 Enquire
Posaconazole Impurity 2 Impurities CS-O-13955 Not Available Enquire
Posaconazole Impurity 20 Impurities CS-O-13973 160709-02-4 Enquire
Posaconazole Impurity 21 Impurities CS-O-13974 Not Available Enquire
Posaconazole Impurity 24 Impurities CS-O-44050 Not Available Enquire
Posaconazole Impurity 28 Impurities CS-EO-03128 Not Available Enquire
Posaconazole Impurity 3 Impurities CS-O-13958 Not Available Enquire
Posaconazole Impurity 4 Impurities CS-O-13956 CS-O-13973 Enquire
Posaconazole Impurity 43 Impurities CS-P-02402 161532-56-5 Enquire
Posaconazole Impurity 49 Impurities CS-EO-00319 161532-65-6 Enquire
Posaconazole Impurity 5 Impurities CS-O-13957 Not Available Enquire
Posaconazole Impurity 54 Impurities CS-EO-00921 2134652-05-2 Enquire
Posaconazole Impurity 55 Impurities CS-EO-00922 Not Available Enquire
Posaconazole Impurity 56 Impurities CS-EO-00923 Not Available Enquire
Posaconazole Impurity 57 Impurities CS-EO-00924 159276-59-2 Enquire
Posaconazole Impurity 59 Impurities CS-EO-00925 Not Available Enquire
Posaconazole Impurity 6 Impurities CS-O-13959 Not Available Enquire
Posaconazole Impurity 60 Impurities CS-EO-00926 Not Available Enquire
Posaconazole Impurity 7 Impurities CS-O-13960 Not Available Enquire
Posaconazole Impurity 78 Impurities CS-O-57406 2514953-93-4 Enquire
Posaconazole Impurity 8 Impurities CS-O-13961 Not Available Enquire
Posaconazole Impurity 80 Impurities CS-EO-02255 184177-88-6 Enquire
Posaconazole Impurity 9 Impurities CS-O-13962 Not Available Enquire
Posaconazole Impurity 97 Impurities CS-EO-02847 Not Available Enquire
Posaconazole Impurity 98 Impurities CS-EO-02848 Not Available Enquire
Posaconazole Impurity 99 Impurities CS-EO-02849 Not Available Enquire
Posaconazole Impurity A Impurities CS-O-13945 Not Available Enquire
Posaconazole Impurity B Impurities CS-O-13946 357189-95-8 Enquire
Posaconazole Impurity C Impurities CS-O-13947 357189-96-9 Enquire
Posaconazole Impurity D Impurities CS-O-13948 357189-97-0 Enquire
Posaconazole Mono N-Oxide (Regioisomers Mixtures) Impurities CS-T-83957 "1902954-03-3, 1902954-05-5" Enquire
Posaconazole Monodesfluoro Impurity Impurities CS-EO-00523 Not Available Enquire
Posaconazole N Monooxide trifluoroacetate Impurities CS-O-46012 Not Available Enquire
Posaconazole PZS5 Diastereomer -1 Impurities CS-O-45516 Not Available Enquire
Posaconazole PZS5 Diastereomer -2 Impurities CS-O-45517 Not Available Enquire
Posaconazole PZS5 Ditriazole impurity Impurities CS-O-45518 Not Available Enquire
Posaconazole R,R-Isomer Impurities CS-O-47129 2243786-01-6 Enquire
Posaconazole R,S-Isomer Impurities CS-O-47130 2243786-00-5 Enquire
Posaconazole S,R-Isomer Impurities CS-O-47131 2243786-02-7 Enquire
Posaconazole semicarbazide analog Impurities CS-O-47836 Not Available Enquire
Posaconazole Succinyl Ester Impurities CS-T-84371 1488301-79-6 Enquire


Intermediates

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
all-(S)-Posaconazole Intermediates CS-T-84224 1246391-73-0 Enquire
Desethylene Posaconazole Intermediates CS-T-88965 1370190-94-5 Enquire
Desethylene Posaconazole N(triazolonophenyl)-Formyl Intermediates CS-T-88691 357189-96-9 Enquire
N'-​((2S,​3S)​-​2-​(Benzyloxy)​pentan-​3-​yl)​formohydrazide... Intermediates CS-O-42940 1887197-42-3 In Stock
Posaconazole Piperazine Dioxide Intermediates CS-T-84826 1902957-95-2 Enquire


Glucuronides

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Posaconazole N-β-D-Glucuronide Glucuronides CS-O-16103 Not Available Enquire
Posaconazole-D-Glucuronide Glucuronides CS-O-13944 Not Available Enquire