Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Ursodeoxycholic, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Ursodeoxycholic 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 Ursodeoxycholic-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.
Our Ursodeoxycholic-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.
Ursodeoxycholic Related Compounds
Stable Isotopes
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 24-Nor Ursodeoxycholic Acid-d5 | Stable Isotopes | CS-O-39558 | 99697-24-2(Unlabeled) | Enquire |
| 24-Nor Ursodeoxycholic Acid-d5 (major) Acyl-b-D-glucuronide ... | Stable Isotopes | CS-T-99451 | Not Available | Enquire |
| 24-Nor Ursodeoxycholic Acid-d5 (major) Acyl-β-D-glucuronide | Stable Isotopes | CS-T-95297 | Not Available | Enquire |
| 3b-Ursodeoxycholic Acid-d5 | Stable Isotopes | CS-T-99408 | Not Available | Enquire |
| 3α,7β-Di-O-acetyl 24-Nor Ursodeoxycholic Acid-d5 Methyl Este... | Stable Isotopes | CS-T-99620 | Not Available | Enquire |
| 3β,7β-Di-O-acetyl 24-Nor 3β-Ursodeoxycholic Acid-d5 Methyl E... | Stable Isotopes | CS-T-99619 | Not Available | Enquire |
| Glycoursodeoxycholic Acid D5 | Stable Isotopes | CS-O-32793 | 64480-66-6 (Unlabeled) | Enquire |
| Glycoursodeoxycholic acid-d4 | Stable Isotopes | CS-O-03156 | 2044276-17-5 | In Stock |
| Tauroursodeoxycholic Acid 2,2,4,4-d4 Sodium Salt | Stable Isotopes | CS-T-95196 | 2410279-95-5 | Enquire |
| Tauroursodeoxycholic acid-d4 | Stable Isotopes | CS-O-02935 | 14605-22-2 (Unlabeled) | In Stock |
| Tauroursodeoxycholic-2,2,3,4,4-d5 Acid | Stable Isotopes | CS-T-95334 | 1207294-25-4 | Enquire |
| Tauroursodeoxycholic-D5 Acid | Stable Isotopes | CS-P-07535 | Not Available | Enquire |
| Ursodeoxycholic Acid D5 | Stable Isotopes | CS-T-87879 | 93701-18-9 | Enquire |
| Ursodeoxycholic Acid D5 Methyl Ester | Stable Isotopes | CS-T-62668 | 93701-19-0 | Enquire |
| Ursodeoxycholic Acid-24-13C | Stable Isotopes | CS-C-00648 | 63296-46-8 | Enquire |
| Ursodeoxycholic Acid-d4 | Stable Isotopes | CS-O-00662 | 347841-46-7 | In Stock |
API Standards
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Tauroursodeoxycholic acid | API Standards | CS-O-02519 | 14605-22-2 | In Stock |
| Ursodeoxycholic acid | API Standards | CS-O-30812 | 128-13-2 | In Stock |
Metabolites
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Glycoursodeoxycholic acid | Metabolites | CS-O-30935 | 64480-66-6 | In Stock |
| Ursodeoxycholic acid 3-sulfate | Metabolites | CS-EK-01966 | 68780-73-4 | Enquire |
| Ursodeoxycholic acid 3-sulfate, disodium salt | Metabolites | CS-EK-00999 | 191286-16-5 | Enquire |
| Ursodeoxycholic acid 7-O-beta-D-glucuronide | Metabolites | CS-O-58803 | 160584-47-4 | Enquire |
Impurities
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| (3-Alpha,5-Beta,12-Beta)-3,12-Dihydroxy-Cholan-24-Oic Acid | Impurities | CS-O-16492 | 570-62-7 | In Stock |
| 12-Keto Ursodeoxycholic Acid | Impurities | CS-O-37026 | Not Available | Enquire |
| 24-Nor 3β-Ursodeoxycholic Acid | Impurities | CS-F-00240 | Not Available | Enquire |
| 24-Nor Tauroursodeoxycholic Acid-D4 (major) | Impurities | CS-F-00242 | Not Available | Enquire |
| 24-Nor Ursodeoxycholic Acid | Impurities | CS-T-59776 | 99697-24-2 | Enquire |
| 24-Nor Ursodeoxycholic Acid-D4 (major) | Impurities | CS-F-00241 | 99697-24-2 (unlabelled) | Enquire |
| 3-Beta-Ursodeoxycholic Acid | Impurities | CS-T-62665 | 78919-26-3 | In Stock |
| 3beta-Ursodeoxycholic Acid-D4 | Impurities | CS-F-00184 | 78919-26-3 (unlabelled) | Enquire |
| 3-Sulfo-tauroursodeoxycholic Acid Disodium Salt | Impurities | CS-T-87018 | 71781-66-3 | Enquire |
| 7-epi-6β-Ethyl Ursodeoxycholic Acid | Impurities | CS-T-76738 | 1708092-13-0 | Enquire |
| Cholic Acid Impurity (5-beta-Cholane-3-alpha-7-beta-24-Triol... | Impurities | CS-P-07534 | 130593-75-8 | Enquire |
| Hyodeoxycholic Acid | Impurities | CS-AD-00353 | 83-49-8 | In Stock |
| Ursodeoxycholic acid EP Impurity M | Impurities | CS-O-53207 | 110107-03-4 | Enquire |
| Ursodeoxycholic Acid Methyl Ester | Impurities | CS-T-62667 | 10538-55-3 | In Stock |
EP Standards
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Ursodeoxycholic acid CRS (U0800000) | EP Standards | CS-EG-03503 | 128-13-2 | Enquire |
| Ursodeoxycholic acid for system suitability (Y0001163) | EP Standards | CS-EG-00622 | 128-13-2 | Enquire |
Intermediates
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 24-Nor Ursodeoxycholic Acid Methyl Ester | Intermediates | CS-T-59777 | 118316-16-8 | Enquire |
| 3-α,7-β-Di-O-acetyl Ursodeoxycholic Acid Methyl Es... | Intermediates | CS-T-52395 | 60384-30-7 | Enquire |
| 3-Sulfo-glycoursodeoxycholic Acid Disodium Salt | Intermediates | CS-T-86826 | 71781-63-0 | Enquire |
| 7-O-Acetyl Ursodeoxycholic Acid Methyl Ester | Intermediates | CS-T-64642 | 75672-24-1 | Enquire |
Glucuronides
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Glycoursodeoxycholic Acid 3-O-β-glucuronide | Glucuronides | CS-O-16805 | Not Available | Enquire |
| Glycoursodeoxycholic Acid-3-O-β-glucuronide Disodium Salt | Glucuronides | CS-T-78511 | 75672-31-0 | Enquire |
| Tauroursodeoxycholic acid 3-O-β-glucuronide | Glucuronides | CS-O-16806 | Not Available | Enquire |
| Tauroursodeoxycholic Acid-3-O-β-glucuronide Dipotassium Salt | Glucuronides | CS-T-86994 | 75672-32-1 | Enquire |
| Ursodeoxycholic acid 3-O-beta-D-glucuronide | Glucuronides | CS-O-16804 | Not Available | In Stock |
| Ursodeoxycholic Acid Acyl-β-D-glucuronide | Glucuronides | CS-T-62666 | 208038-28-2 | Enquire |
| Ursodeoxycholic Acid-3-O-β-D-glucuronide Disodium Salt | Glucuronides | CS-T-87957 | 75672-30-9 | Enquire |
Fine Chemicals
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Alloursodeoxycholic acid | Fine Chemicals | CS-ED-02321 | 105227-28-9 | In Stock |
| Isodeoxycholic acid | Fine Chemicals | CS-ED-01865 | 566-17-6 | Enquire |