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

Oxazolidin Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(4R)-4-[(R)-Hydroxyphenylmethyl]-2,2-dimethyl-3-oxazolidinec... Stable Isotopes CS-T-97423 502483-52-5 Enquire
(4S)-3-[(2R,5S)-5-(4-Fluorophenyl)-2-[(S)-[(4-fluorophenyl)a... Stable Isotopes CS-T-102535 Not Available Enquire
(4S)-3-[(2R,5S)-5-(4-Fluorophenyl)-2-[(S)-[(4-fluorophenyl)a... Stable Isotopes CS-T-100292 Not Available Enquire
(4S)-4-[(4-Nitrophenyl)methyl]-2-oxazolidinone-d6 Stable Isotopes CS-T-97263 Not Available Enquire
(4S,αS)-4-Benzyl-3-(α-methyl-1-oxohexyl)-2-oxazolidinone-d3 Stable Isotopes CS-T-97760 1329812-07-8 Enquire
(R)-(-)-4-Benzyl-3-propionyl-2-oxazolidinone-D3 Stable Isotopes CS-T-102611 1352449-25-2 Enquire
3-(tert-Butyl-d9)-5-[7-(hydroxyethyl)-2-benzofuranyl]-2-oxaz... Stable Isotopes CS-T-101750 1189998-94-4 Enquire
4-[4-[(5S)-5-(Aminomethyl)-2-oxo-3-oxazolidinyl]phenyl]-3-mo... Stable Isotopes CS-T-101905 1330169-92-0 Enquire
N-[[(5S)-2-Oxo-3-[4-(3-oxo-4-morpholinyl)phenyl]-5-oxazolidi... Stable Isotopes CS-T-97236 Not Available Enquire
rac-3-(tert-Butyl-d9)-5-(7-ethyl-2-benzofuranyl)-2-oxazolidi... Stable Isotopes CS-T-101755 1189870-01-6 Enquire


API

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
3-[5-(4-Fluorophenyl)-5-hydroxy-1-oxopentyl]-4-phenyl-2-oxaz... API CS-T-24288 189028-95-3 In Stock
Isoxazolidine hydrochloride API CS-M-09341 39657-45-9 Enquire


Impurity

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
( 2,4,4-TRIMETHYL-1,3-OXAZOLIDIN-2-YL)(3-CHLOROPHENYL)-METHA... Impurity CS-O-41400 Not Available Enquire
(4R)-3-[(5S)-5-(4-Fluorophenyl)-5-Hydroxypentanoyl]-4-Phenyl... Impurity CS-O-15806 404874-94-8 In Stock
(4S)-3-[(4E)-5-(4-fluorophenyl)pent-4-enoyl]-4-phenyl-1,3-ox... Impurity CS-O-16007 190595-62-1 In Stock
(4S)-3-[5-(4-Fluorophenyl)Pentanoyl]-4-Phenyl-1,3-Oxazolidin... Impurity CS-O-15945 ---- In Stock
(4S,5R)-3-(Tert-butoxycarbonyl)-2,2-dimethyl-4-phenyloxazoli... Impurity CS-O-32174 143527-70-2 In Stock
(4S,5R)-3-Benzoyl-2-(4-methoxyphenyl)-4-phenyloxazolidine-5-... Impurity CS-DV-00215 949023-16-9 In Stock
(5R)-3-[6-[2-[(2,6-dichlorophenyl)methoxy]ethoxy]hexyl]-5-(2... Impurity CS-ED-02231 503068-36-8 Enquire
(R)-[3-(3-Fluoro-4-morpholinophenyl)-2-oxo-5-oxazolidinyl]me... Impurity CS-O-31591 174649-09-3 In Stock
(R)-4-([1,1'-biphenyl]-4-ylmethyl)oxazolidin-2-one Impurity CS-O-53012 2829929-67-9 Enquire
(R)-4-(4-(5-(chloromethyl)-2-oxooxazolidin-3-yl)phenyl)morph... Impurity CS-O-44143 1252018-28-2 Enquire
(R)-5-(Chloromethyl)-3-(3-fluoro-4-morpholinophenyl)oxazolid... Impurity CS-T-70538 496031-57-3 Enquire
(R)-5-chloro-N-(4-(3-oxomorpholino)phenyl)-N-((2-oxooxazolid... Impurity CS-O-36040 1879903-65-7 Enquire
(R)-N-Boc-2,2-dimethyl-4-vinyloxazolidine Impurity CS-ZG-02131 115378-31-9 Enquire
(S)-(-)-3-BOC-4-methoxycarbonyl-2,2-dimethyl-1,3-oxazolidine Impurity CS-AC-03474 108149-60-6 Enquire
(S)-2-((2-oxo-3-phenyloxazolidin-5-yl)methyl)isoindoline-1,3... Impurity CS-O-44133 2137914-93-1 Enquire
(S)-3-((2R,5S)-5-(4-Fluorophenyl)-2-((S)-((4- fluorophenyl)a... Impurity CS-O-52481 Not Available Enquire
(S)-3-[4-[2-(4-Fluorophenyl)[1,3]dioxolan-2-yl]butanoyl]-4-p... Impurity CS-O-52345 942485-56-5 Enquire
(S)-4-(4-(5-(hydroxymethyl)-2-oxooxazolidin-3-yl)phenyl)morp... Impurity CS-O-44146 2733280-11-8 Enquire
(S)-5-(2,2-dimethyl-4H-benzo[d][1,3]dioxin-6-yl)oxazolidin-2... Impurity CS-O-49676 2514942-86-8 Enquire
(S)-5-(aminomethyl)-3-phenyloxazolidin-2-one Impurity CS-O-44135 96800-35-0 Enquire
(S)-5-(chloromethyl)-3-(3-fluoro-4-morpholinophenyl)oxazolid... Impurity CS-O-53550 1345879-89-1 Enquire
(S)-5-chloro-N-((2-oxo-3-phenyloxazolidin-5-yl)methyl)thioph... Impurity CS-O-44136 2376189-86-3 Enquire
(S)-N-((3-(4-acetamidophenyl)-2-oxooxazolidin-5-yl)methyl)-5... Impurity CS-O-37048 2422046-61-3 Enquire
2-{2-Oxo-3-[4-(3-oxo-morpholin-4-yl)-phenyl]-oxazolidin-5-yl... Impurity CS-ZH-30651 1424944-35-3 Enquire
2-Phenyl-3-tert-butyl-5-(hydroxymethyl)oxazolidine Impurity CS-O-39383 30315-49-2 Enquire
3-[(5E)-5-(1-hydroxy-2-methylpropan-2-yl)-4-oxo-1,3-oxazolid... Impurity CS-O-34888 Not Available Enquire
4-[4-[(5R)-5-(Aminomethyl)-2-oxo-3-oxazolidinyl]phenyl]-3-mo... Impurity CS-T-92580 1411775-06-8 Enquire
4-{4-[(5S)-5-aminomethyl)-2-oxo-1,3-oxazolidin-3-yl}morpholi... Impurity CS-O-31415 446292-10-0 In Stock
5-(Morpholinomethyl)-3-(((5-nitrofuran-2-yl)methylene)amino)... Impurity CS-DV-02957 139-91-3 Enquire
Daclatasvir Oxazolidine Impurity Impurity CS-O-53890 1085706-72-4 Enquire
Delamanid Oxazolidine Impurity Impurity CS-O-61187 1202874-97-2 Enquire
Docetaxel Impurity 4 (Oxazolidine 4S Impurity CS-P-07665 153744-63-9 Enquire
Docetaxel Impurity 7 (Oxazolidine 4R Impurity CS-P-07666 223134-87-0 Enquire
N-((2-oxo-3-(4-(3-oxomorpholino)phenyl)oxazolidin-5-yl)methy... Impurity CS-O-44899 1666111-40-5 Enquire
Oxazolidinone -1,3-Oxazolidone-2-thione Impurity CS-DN-00019 5840-81-3 Enquire
Oxazolidinone Dimer Impurity Impurity CS-O-14618 914777-33-6 Enquire
Rivaroxaban Dioxazolidine impurity Impurity CS-EO-00221 2809182-22-5 In Stock
tert-Butyl (4R,5R)-4-(Hydroxymethyl)-2,2-dimethyl-5-phenyl-1... Impurity CS-T-69867 1009092-91-4 Enquire


Intermediate

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(4S)-4-Phenyl-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]... Intermediate CS-O-16242 189028-95-3 In Stock
(5R)-3-(4-Bromo-3-fluorophenyl)-5-(hydroxymethyl)-2-oxazolid... Intermediate CS-ED-02224 444335-16-4 In Stock
(R)-(-)-4-Benzyl-3-propionyl-2-oxazolidinone Intermediate CS-M-57845 131685-53-5 In Stock
(S)-4-(4-Aminobenzyl)-1,3-oxazolidine-2-one Intermediate CS-O-31543 152305-23-2 In Stock
[(R)-3-(3-Fluoro-4-morpholinophenyl)-2-oxo-5-oxazolidinyl]me... Intermediate CS-O-32213 168828-82-8 In Stock
2,2,5-Trimethyloxazolidine Intermediate CS-ED-41590 52837-54-4 In Stock


Fine Chemicals

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(4S,5S)-3,4-dimethyl-5-phenyloxazolidine Fine Chemicals CS-O-33306 66574-19-4 In Stock
(R)-2-((2-Oxooxazolidin-5-yl)methyl)isoindoline-1,3-dione Fine Chemicals CS-O-33329 352524-58-4 Enquire
(R)-4-(4-Aminobenzyl)oxazolidin-2-one Fine Chemicals CS-ZH-22145 262857-90-9 Enquire
(S)-3-(Benzyloxycarbonyl)-4-isopropyl-2,5-oxazolidinedione Fine Chemicals CS-T-05969 158257-41-1 Enquire
(S)-4-(4-Nitrobenzyl)oxazolidin-2-one Fine Chemicals CS-ZH-27344 139264-66-7 Enquire
(S)-4-Phenyl-2-oxazolidinone Fine Chemicals CS-M-57852 99395-88-7 In Stock
3-Methyl-2-oxazolidinone Fine Chemicals CS-O-15954 19836-78-3 In Stock
5-(2,2-Dimethyl-4H-1,3-benzodioxin-6-yl)-1,3-oxazolidin-2-on... Fine Chemicals CS-O-39542 452340-96-4 Enquire


Nitrosamine

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(4S)-4-[(4-hydrazinophenyl)methyl]-3-nitroso-oxazolidin-2-on... Nitrosamine CS-O-43092 Not Available Discontinued
2,2,5-trimethyl-3-nitrosooxazolidine Nitrosamine CS-O-46239 77400-46-5 In Stock
4-[4-(1-oxotriazan-2-yl)benzyl]-1,3-oxazolidin-2-one Nitrosamine CS-O-48112 Not Available Discontinued
N-Nitroso oxazolidinonyl benzyl diazonium Nitrosamine CS-O-46210 Not Available Enquire
N-Nitroso Rivaroxaban Dioxazolidine Impurity Nitrosamine CS-O-49860 ---- Enquire
N-Nitroso-1,3-oxazolidine Nitrosamine CS-O-54505 39884-52-1 Enquire


Stable Isotope Reagent

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
3-methyl-d3-5-phenyl-1,3-oxazolidine-2,4-dione Stable Isotope Reagent CS-O-48107 2731009-83-7 Enquire


Building Blocks

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(5R)​-​5-​(aminomethyl)​-​1,​3-​oxazolidin-​2-​one hydrochlo... Building Blocks CS-T-95927 1788036-27-0 Enquire
(5S)​-​5-​(aminomethyl)​-​1,​3-​oxazolidin-​2-​one Building Blocks CS-O-44607 1319737-99-9 Enquire
(5S)-3-(1,1-Dimethylethyl)-2-phenyl-5-oxazolidinemethanol Building Blocks CS-TB-29152 194861-99-9 Enquire
(5S)-3-(4-Bromo-3-fluorophenyl)-5-(hydroxymethyl)-2-oxazolid... Building Blocks CS-O-53999 1369530-77-7 Enquire
5-(3-benzyloxy-phenyl)-oxazolidin-2-one Building Blocks CS-O-46594 70732-68-2 Enquire


Chiral

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(4S,5R)-2-(4-methoxy-phenyl)-3-N-BOC-4-phenyl-3, 5-oxazolidi... Chiral CS-DV-00214 196404-55-4 In Stock


Therapeutic

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Cabazitaxel Oxazolidine Impurity Therapeutic CS-T-59986 1373171-12-0 Enquire