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

Rosuvastatin Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
13C,D4 Rosuvastatin sodium salt Stable Isotopes CS-SN-00069 147098-18-8(Unlabeled) Enquire
5-Hydroxyde((3R,5R)-3,5-dihydroxyhexanoate) Rosuvastatin-d3 Stable Isotopes CS-T-99220 Not Available Enquire
5-Methyl Formate De(3,5-dihydroxyhept-6-enoate) Rosuvastatin... Stable Isotopes CS-T-99168 Not Available Enquire
De((3,5-dihydroxyhept-6-enoic Acid)N-methyl) Diphenylphosphi... Stable Isotopes CS-T-99315 Not Available Enquire
N-Desmethyl Rosuvastatin Lactone-d6 Stable Isotopes CS-T-97619 Not Available Enquire
N-Desmethyl Rosuvastatin-d3 Stable Isotopes CS-T-99300 ---- Enquire
N-Desmethyl Rosuvastatin-d3 Sodium Salt Stable Isotopes CS-T-99301 Not Available Enquire
N-Desmethyl Rosuvastatin-d6 Disodium Salt Stable Isotopes CS-T-95366 Not Available Enquire
Rosuvastatin D3 Intermediate Stable Isotopes CS-O-47475 Not Available Enquire
Rosuvastatin D3 sodium ( Mixture ) Stable Isotopes CS-O-47215 Not Available Enquire
Rosuvastatin EP Impurity F D3 Stable Isotopes CS-T-97502 289042-12-2 (Unlabelled) Enquire
Rosuvastatin Lactone-d6 Stable Isotopes CS-P-06214 503610-43-3(Unlabeled) In Stock
Rosuvastatin-d3 Calcium Salt Stable Isotopes CS-B-00367 Not Available Enquire
Rosuvastatin-d3 Sodium Stable Isotopes CS-O-03030 1279031-70-7 In Stock
Rosuvastatin-d6 Acyl-β-D-glucuronide Stable Isotopes CS-T-97180 Not Available Enquire
Rosuvastatin-d6 Sodium Stable Isotopes CS-O-06943 2070009-41-3 In Stock
S-Desmethyl-S-(2-hydroxy-2-methylpropyl) Rosuvastatin-d6 Cal... Stable Isotopes CS-T-99303 Not Available Enquire
N-Desmethyl Rosuvastatin D6 Stable Isotopes CS-O-34566 371775-74-5 (Unlabeled) Enquire
Rosuvastatin 13C D4 Stable Isotopes CS-CX-00709 147098-18-8(Unlabeled) Enquire
Rosuvastatin D3 Stable Isotopes CS-O-14659 1133429-16-9 Enquire
Rosuvastatin D6 Stable Isotopes CS-O-16018 2070009-40-2 Enquire
Rosuvastatin D6 Calcium Salt Stable Isotopes CS-O-41713 Not Available Enquire
Rosuvastatin Diphenylphosphine D6 Oxide Stable Isotopes CS-T-53742 1185122-39-7 Enquire


API

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Rosuvastatin Acid API CS-O-05623 287714-41-4 In Stock
Rosuvastatin Calcium API CS-O-02229 147098-20-2 In Stock
Rosuvastatin Sodium API CS-EK-00549 147098-18-8 In Stock


Metabolite

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
N-Desmethyl Rosuvastatin Disodalt Monohydrateium S Metabolite CS-O-06014 2626928-14-9 (anhydrous) In Stock
Rosuvastatin dehydro analog Metabolite CS-O-32467 1659301-59-3 In Stock
tert-Butyl rosuvastatin Metabolite CS-O-32229 355806-00-7 In Stock
N-Desmethyl Rosuvastatin Metabolite CS-O-31065 371775-74-5 Enquire
N-Desmethylrosuvastatin sodium salt Metabolite CS-EK-00356 371775-74-5 free acid Enquire


Impurity

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(3R,5R)-Rosuvastatin sodium salt Impurity CS-N-04637 1094100-06-7 (Freeacid) Enquire
(3S)-4-Chloro-3-hydroxybutyronitrile Impurity CS-T-11672 127913-44-4 In Stock
(5R)-Rosuvastatin Methyl Ester Impurity CS-T-85734 1776088-23-3 In Stock
(S)-Methyl 3-hydroxy-5-oxo-6-(triphenylphosphoranylidene)hex... Impurity CS-O-45742 Not Available Enquire
2,3,4,5-Dianhydro Rosuvastatin Impurity CS-O-45328 ---- In Stock
5-HYDROXY 3-KETO ROSUVASTATIN Impurity CS-O-51639 1346747-49-6 Enquire
6,7-Dihydro Rosuvastatin Calcium Impurity CS-O-14417 ---- In Stock
ent-Rosuvastatin Sodium Salt Impurity CS-T-96073 Not Available Enquire
Isopropanol-Rosuvastatin Impurity CS-O-43741 1715120-13-0 In Stock
Rac-Rosuvastatin tert-butyl ester Impurity CS-O-46666 1005003-79-1 Enquire
Rosuvastatin (3R,5R)-Isomer (Na salt) Impurity CS-EO-03837 1094100-06-7 (Freebase) Enquire
Rosuvastatin (3S,5S)-Isomer Calcium Impurity CS-O-39544 2185805-14-3 In Stock
Rosuvastatin (6R)-Isome calciumr Salt Impurity CS-EO-00332 854898-49-0 Enquire
Rosuvastatin (6S)-Isomer Calcium Salt Impurity CS-EO-00333 854898-50-3 Enquire
Rosuvastatin (6S)-Lactone Impurity Impurity CS-O-43671 854898-47-8 Enquire
Rosuvastatin 3-Oxo Acid Sodium Salt Impurity CS-EO-03830 1803023-43-9 (Freebase) Enquire
Rosuvastatin Acid - Impurity E Impurity CS-O-39774 2226413-61-0 In Stock
Rosuvastatin Acid Isopropyl Ester Impurity CS-O-33504 851440-21-6 In Stock
Rosuvastatin Anhydro Lactone Impurity CS-T-41964 1246665-85-9 In Stock
Rosuvastatin Diastereomer Impurity CS-O-34686 1094100-06-7 In Stock
Rosuvastatin Diastereromer Impurity CS-O-39322 1094100-06-7 In Stock
Rosuvastatin Dihydrobenzoquinazoline (3R,5R,6RS)-Isomer Impurity CS-O-56157 Not Available Enquire
Rosuvastatin Dihydrobenzoquinazoline (6S)-Isomer Impurity CS-O-38626 854898-53-6 In Stock
Rosuvastatin EP Impurity A Impurity CS-O-03388 1714147-50-8 In Stock
Rosuvastatin EP Impurity A Calcium Impurity CS-O-34685 1714147-47-3 In Stock
Rosuvastatin EP Impurity B Impurity CS-O-31237 854898-53-6 (free acid) In Stock
Rosuvastatin EP Impurity B Sodium Impurity CS-P-06970 1007871-86-4 Enquire
Rosuvastatin EP Impurity C Calcium Impurity CS-EO-00930 1422514-05-3 In Stock
Rosuvastatin EP Impurity C Sodium Impurity CS-EO-00918 1620823-61-1 Enquire
Rosuvastatin EP Impurity D Impurity CS-O-10334 503610-43-3 In Stock
Rosuvastatin EP Impurity E (Sodium Salt) Impurity CS-EO-03833 2226413-61-0 (Freebase) Enquire
Rosuvastatin EP Impurity F Impurity CS-T-54887 289042-12-2 In Stock
Rosuvastatin EP Impurity G (Calcium Salt) Impurity CS-EO-02789 Not Available Enquire
Rosuvastatin EP Impurity H Impurity CS-O-15354 1335110-44-5 Enquire
Rosuvastatin EP Impurity H calcium salt Impurity CS-O-53448 1335110-44-5 (Freebase) In Stock
Rosuvastatin EP Impurity K Impurity CS-O-14775 1422954-12-8 In Stock
Rosuvastatin EP Impurity K Calcium salt Impurity CS-O-45899 1422954-12-8 (Freebase) Enquire
Rosuvastatin EP Impurity L Impurity CS-O-34828 1024064-70-7 In Stock
Rosuvastatin EP Impurity L Impurity CS-EO-01147 1347797-73-2 In Stock
Rosuvastatin EP Impurity L (Calcium salt) Impurity CS-EO-03835 1347362-67-7 (Freebase) Enquire
Rosuvastatin EP Impurity L Sodium Impurity CS-T-90510 1347362-67-7 Enquire
Rosuvastatin EP Impurity M Impurity CS-O-39561 847849-66-5 Enquire
Rosuvastatin EP impurity M Calcium Impurity CS-O-34827 ---- In Stock
Rosuvastatin EP Impurity M Sodium Impurity CS-EO-03832 ---- Enquire
Rosuvastatin EP Impurity N Sodium Impurity CS-EO-03839 2290571-51-4 (Freebase) Enquire
Rosuvastatin Ester dimer Impurity CS-O-45327 Not Available Enquire
Rosuvastatin Ethyl Ester Impurity CS-O-32230 851443-04-4 In Stock
Rosuvastatin FP Impurity B Impurity CS-O-35218 ---- Enquire
Rosuvastatin Impurity 3 Impurity CS-O-44741 1821422-50-7 Enquire
Rosuvastatin Impurity 39 Impurity CS-EO-03838 885512-66-3 Enquire
Rosuvastatin Impurity 41 Impurity CS-O-37832 1642330-94-6 In Stock
Rosuvastatin Impurity 75 Impurity CS-O-60353 ---- Enquire
Rosuvastatin Impurity B Impurity CS-O-49369 1007912-86-8 Enquire
Rosuvastatin impurity G Impurity CS-K-00293 1242184-42-4 Enquire
Rosuvastatin Impurity G Calcium Impurity CS-O-14223 2414245-11-5 In Stock
Rosuvastatin Impurity J Lithium Impurity CS-O-06366 2226413-62-1 (Free base) In Stock
Rosuvastatin Impurity N Impurity CS-EO-01427 2290571-51-4 Enquire
Rosuvastatin Isoamyl Ester Impurity CS-T-41971 1197348-98-3 In Stock
Rosuvastatin Ketone Impurity CS-O-31236 1422619-13-3 In Stock
Rosuvastatin KSM (4S,6S)-Isomer Impurity CS-EO-00711 1379976-09-6 Enquire
Rosuvastatin Methyl Ester Impurity CS-T-41969 147118-40-9 In Stock
Rosuvastatin Methylamine Salt Impurity CS-B-00368 Not Available Enquire
Rosuvastatin N-Desmethyl Impurity Impurity CS-EO-03834 2253796-97-1 Enquire
Rosuvastatin Related Compound B Impurity CS-O-34688 3079028-42-2 In Stock
Rosuvastatin Sodium EP Impurity K Sodium salt Impurity CS-EO-03836 1422954-12-8 (Freebase) Enquire
Rosuvastatin t-octylammonium salt Impurity CS-EO-03831 917805-85-7 Enquire
tert-Butyl 2-(furan-2-yl)acetate Impurity CS-O-44717 65372-09-0 Enquire
((4-isopropyl-2-(N-methylmethylsulfonamido)-6-phenylpyrimidi... Impurity CS-O-35907 Not Available Enquire
(3R,5R)-Rosuvastatin Lactone Impurity CS-T-85371 1422954-11-7 Enquire
(3R,5S)-5-(8-fluoro-4-isopropyl-2-(N-methylmethylsulfonamido... Impurity CS-O-35901 Not Available Enquire
(3R,5S)-6-Chloro-3,5-dihydroxyhexanoic Acid tert-Butyl Ester Impurity CS-T-50677 154026-93-4 Enquire
(3R,5S)-Rosuvastatin Impurity CS-O-08121 287714-41-4 Enquire
(3S,5S)-Rosuvastatin Lactone Impurity CS-O-35903 1809092-87-2 Enquire
(4R,6S)-6-(chloromethyl)-4- hydroxytetrahydro-2H-pyran-2-one Impurity CS-O-37833 391218-14-7 Enquire
(4R-CIS)-6-HYDROXYMETHYL-2,2-DIMETHYL-1,3-DIOXANE-4-ACETIC A... Impurity CS-O-32239 124655-09-0 Enquire
(4S,6R)-6-Hydroxymethyl-2,2-dimethyl-1,3-dioxane-4-acetic Ac... Impurity CS-T-56170 148809-28-3 Enquire
3-Oxo Rosuvastatin Impurity CS-O-14295 1803023-43-9 Enquire
3-Oxo Rosuvastatin Sodium Salt Impurity CS-T-60047 1346606-28-7 Enquire
4-(4-Fluorophenyl)-2-[methyl(methylsulfonyl)amino]-6-propan-... Impurity CS-O-41539 1263475-93-9 Enquire
5-Methyl Formate De(3,5-dihydroxyhept-6-enoate) Rosuvastatin Impurity CS-T-33874 371775-70-1 Enquire
5-Oxo Rosuvastatin Methyl Ester Impurity CS-T-38362 147118-39-6 Enquire
De((3,5-dihydroxyhept-6-enoic Acid)N-methyl) Diphenylphosphi... Impurity CS-T-14690 371775-72-3 Enquire
ent-Rosuvastatin Lactone Impurity CS-T-41967 615263-62-2 Enquire
ent-Rosuvastatin tert-Butyl Ester Impurity CS-T-86186 615263-60-0 Enquire
Methyl 4-(4-Fluorophenyl)-6-isopropyl-2-(methylamino)pyrimid... Impurity CS-T-33721 160009-36-9 Enquire
Methyl 4-(4-fluorophenyl)-6-isopropyl-2-oxo-1,2-dihydropyrim... Impurity CS-MM-60262 488798-37-4 Enquire
N-(5-(hydroxymethyl)-4-isopropyl-6-phenylpyrimidin-2-yl)-N-m... Impurity CS-O-39853 Not Available Enquire
N-(8-fluoro-4-isopropyl-5,6-dihydrobenzo[h]quinazolin-2-yl)-... Impurity CS-O-35905 1002350-11-9 Enquire
N-(8-fluoro-4-isopropylbenzo[h]quinazolin-2-yl)-N-methylmeth... Impurity CS-O-35906 1002350-14-2 Enquire
N-[4-(4-Fluorophenyl)-5-methyl-6-(1-methylethyl)-2-pyrimidin... Impurity CS-T-54877 953776-62-0 Enquire
rac-(4E,6E)-5-Dehydroxy Rosuvastatin Impurity CS-T-73158 1346606-44-7 Enquire
Rosuvastatin (3R,5R)-Isomer t-Butyl Ester Impurity CS-EO-01292 2162136-65-2 Enquire
Rosuvastatin (3S,5R)-Isomer Methyl Ester Impurity CS-EO-00416 615263-54-2 Enquire
Rosuvastatin (3S,5S)-Isomer Methyl Ester Impurity CS-EO-00417 Not Available Enquire
Rosuvastatin (3S,5S)-Isomer t-Butyl Ester Impurity CS-EO-01293 2185805-16-5 Enquire
Rosuvastatin (6R)-Isomer Methyl Ester Impurity CS-EO-00418 Not Available Enquire
Rosuvastatin (6S)-Isomer Methyl Ester Impurity CS-EO-00419 Not Available Enquire
Rosuvastatin 3- methoxylactone Impurity CS-O-35902 Not Available Enquire
Rosuvastatin 3,5-dimethoxy sodium salt Impurity CS-O-35899 Not Available Enquire
Rosuvastatin 3-methoxy Sodium salt Impurity CS-O-35898 Not Available Enquire


Intermediate

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(4R-cis)-6-formaldehydel-2,2-dimethyl-1, 3-dioxane-4-acetic ... Intermediate CS-O-32238 124752-23-4 In Stock
Ethyl (S)-4-chloro-3-hydroxybutyrate Intermediate CS-T-74725 86728-85-0 In Stock
Methyl(3r)-3-(tert-butyldimethylsilyloxy)-5-oxo-6-triphenylp... Intermediate CS-O-31960 147118-35-2 In Stock
Rosuvastatin Intermediate Intermediate CS-O-48130 147118-38-5 Enquire
Rosuvastatin Formyl Impurity Intermediate CS-O-31961 147118-37-4 In Stock


Glucuronide

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Rosuvastatin Acyl-β-D-glucuronide Glucuronide CS-T-41959 503610-44-4 Enquire


Fine Chemicals

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
5-Methyl-1,3,4-thiadiazol-2-ol Fine Chemicals CS-MM-39119 84352-65-8 Enquire
(3R,5S)-6-Chloro-3,5-dihydroxyhexanoic acid Fine Chemicals CS-O-37939 958358-67-3 Enquire
tert-Butyl Mesylate Fine Chemicals CS-T-09756 16427-41-1 Enquire


Building Blocks

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
tert-Butyl (3S,4R)-6-Chloro-3,5-dihydroxyhexanoate Building Blocks CS-TA-70117 404958-68-5 Enquire
tert-Butyl (3S,5S)-6-Chloro-3,5-dihydroxyhexanoate Building Blocks CS-TA-70129 325471-28-1 Enquire
tert-Butyl 2-((4S,6S)-6-(chloromethyl(02,2-1,3-dioxan-4-yl)a... Building Blocks CS-TA-70131 521974-00-5 Enquire


Nitrosamine

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
N-Nitroso Rosuvastatin Nitrosamine CS-EO-02715 Not Available Discontinued
Rosuvastatin Nitroso Impurity 2 Nitrosamine CS-O-58925 ---- Enquire
Rosuvastatin Nitroso Impurity 3 Nitrosamine CS-O-58928 ---- Enquire
Rosuvastatin Nitroso Impurity 4 Nitrosamine CS-O-58929 ---- Enquire