Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Vitamin D3, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Vitamin D3 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 Vitamin D3-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 Vitamin D3-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.
Vitamin D3 Related Compounds
Stable Isotopes
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 1 alpha-Hydroxyvitamin D3-d3 | Stable Isotopes | CS-EO-02407 | 41294-56-8 (Unlabelled) | Enquire |
| 1a Hydroxyvitamin D3-d6 (26,26,26,27,27,27-d6) | Stable Isotopes | CS-DF-00114 | 1641940-94-4 | Enquire |
| 25,26-Dihydroxy Vitamin D3-d3 | Stable Isotopes | CS-T-97581 | Not Available | Enquire |
| 25-Hydroxy Vitamin D3-d6 | Stable Isotopes | CS-O-03654 | 78782-98-6 | In Stock |
| 25-Hydroxy Vitamin D3-d6 3-Sulfate Sodium Salt (80%) | Stable Isotopes | CS-T-101243 | Not Available | Enquire |
| 25-Hydroxyvitamin D3 3-Glucuronide-d6 | Stable Isotopes | CS-T-97396 | 170512-14-8 | Enquire |
| 25-Hydroxyvitamin D3 3-Hemisuccinate-13C4 (90%) | Stable Isotopes | CS-T-97400 | Not Available | Enquire |
| 25-Hydroxyvitamin D3 3-Hemisuccinate-d6 | Stable Isotopes | CS-T-97399 | Not Available | Enquire |
| 3-Dehydroxy-3-ene-25-ol Vitamin D3-d6 | Stable Isotopes | CS-T-97650 | Not Available | Enquire |
| 3-epi-24R 25-Dihydroxy Vitamin D3-d6 | Stable Isotopes | CS-T-97580 | Not Available | Enquire |
| 3-epi-25-Hydroxy Vitamin D3-d6 | Stable Isotopes | CS-T-97398 | 73809-05-9 | Enquire |
| 3-Epi-25-Hydroxyvitamin D3-[13C5] | Stable Isotopes | CS-I-00434 | 2482467-12-7 | Enquire |
| 3-Epi-25-Hydroxyvitamin D3-[13C5] (Solution) | Stable Isotopes | CS-I-00544 | 2482467-12-7 | Enquire |
| 5-Hydroxyvitamin D3 25-Glucuronide-d6 | Stable Isotopes | CS-T-97397 | 84344-78-5 | Enquire |
| Vitamin D3 (6,19,19-d3) Solution in Ethanol | Stable Isotopes | CS-I-00615 | 80666-48-4 | Enquire |
| Vitamin D3 Sulfate-D7 Sodium Salt | Stable Isotopes | CS-T-97092 | Not Available | Enquire |
| Vitamin D3 β-D-Glucuronide-d7 | Stable Isotopes | CS-T-97093 | Not Available | Enquire |
| Vitamin D3-[23,24,25,26,27-13C5] (Solution) | Stable Isotopes | CS-I-00613 | Not Available | Enquire |
| Vitamin D3-[25,26,27-13C3] (Solution) | Stable Isotopes | CS-I-00614 | 67-97-0(unlabelled) | Enquire |
| Vitamin D3-[d6] Sulfate Sodium Salt (Solution) | Stable Isotopes | CS-I-00617 | 78392-27-5(unlabelled) | Enquire |
| Vitamin D3-d6, 1 mg/ml | Stable Isotopes | CS-I-00618 | 118584-54-6 | Enquire |
| [19-13C]-Vitamin D3 | Stable Isotopes | CS-EK-00527 | 67-97-0 unlabeled | Enquire |
| [9,19-13C2]-Vitamin D3 | Stable Isotopes | CS-EK-01522 | 613670-15-8 | Enquire |
| 1,25-Dihydroxy Vitamin D3 ,D3 | Stable Isotopes | CS-R-00124 | 128726-16-0 | Enquire |
| 1,25-Dihydroxyvitamin D3-[d3] (Solution) | Stable Isotopes | CS-I-00542 | 128723-16-0 | Enquire |
| 1,25-Dihydroxyvitamin D3-d6 (Solution) | Stable Isotopes | CS-I-00608 | Not Available | Enquire |
| 24,25-Dihydroxyvitamin D3-D6 | Stable Isotopes | CS-BX-00274 | 55721-11-4 (Unlabeled) | Enquire |
| 24R,25-Dihydroxyvitamin D3-[26,26,26,27,27,27-d6] (Solution) | Stable Isotopes | CS-I-00541 | 1440957-55-0 | Enquire |
| 25-Hydroxyprovitamin D3-d6 | Stable Isotopes | CS-T-97414 | Not Available | Enquire |
| 25-Hydroxyvitamin D3 D6 | Stable Isotopes | CS-BX-00535 | 78782-98-6 | Enquire |
| 25-Hydroxyvitamin D3-[26,26,26,27,27,27-d6] Monohydrate (Sol... | Stable Isotopes | CS-I-00548 | 78782-98-6 | Enquire |
| 25-Hydroxyvitamin D3-[D3] | Stable Isotopes | CS-O-10246 | 140710-94-7 | Enquire |
| 25-Hydroxyvitamin D3-[d3] (Solution) | Stable Isotopes | CS-I-00549 | 140710-94-7 | Enquire |
| 25-Hydroxyvitamin D3-[d3] Sulfate Sodium Salt (Solution) | Stable Isotopes | CS-I-00610 | Not Available | Enquire |
| 25-Hydroxyvitamin D3-[d6] Sulfate Sodium Salt (Solution) | Stable Isotopes | CS-I-00611 | Not Available | Enquire |
| 3-epi-25-Hydroxyvitamin D3 (6,19,19-D3) | Stable Isotopes | CS-BX-00261 | 73809-05-9 (Unlabeled) | Enquire |
| 3-Epi-25-hydroxyvitamin D3-[d3] (Solution) | Stable Isotopes | CS-I-00545 | 73809-05-9 (Unlabeled) | Enquire |
| Vitamin D3-[6,19,19]-D3 | Stable Isotopes | CS-T-61795 | 80666-48-4 | Enquire |
| Vitamin D3-[d3] Sulfate Sodium Salt (Solution) | Stable Isotopes | CS-I-00616 | Not Available | Enquire |
| Vitamin D3-d7 (Major) | Stable Isotopes | CS-T-87707 | 1627523-19-6 | Enquire |
API
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 25-OH-Vitamin D3 | API | CS-DL-00734 | 63283-36-3 | Enquire |
Metabolite
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 23,25-Dihydroxy Vitamin D3 | Metabolite | CS-T-53270 | 77733-16-5 | Enquire |
| 24,25-Dihydroxy Vitamin D3 3-Hemisuccinate | Metabolite | CS-T-53283 | 76763-28-5 | Enquire |
| 25-Hydroxyvitamin D3 | Metabolite | CS-O-10245 | 19356-17-3 | In Stock |
| 3-Dehydroxy-3-ene-25-ol Vitamin D3 | Metabolite | CS-T-51821 | 106361-90-4 | Enquire |
| 3-epi-24R 25-Dihydroxy Vitamin D3 | Metabolite | CS-T-53275 | 272776-87-1 | Enquire |
| 4a,25-Dihydroxy Vitamin D3 | Metabolite | CS-T-53266 | 1374022-57-7 | Enquire |
| 4-Beta,25-Dihydroxy Vitamin D3 | Metabolite | CS-T-53267 | 573951-39-0 | Enquire |
| Vitamin D3 Hemisuccinate | Metabolite | CS-T-88161 | 64889-68-5 | Enquire |
| 1a,26-Dihydroxy Vitamin D3 | Metabolite | CS-T-90147 | 300692-92-6 | Enquire |
| 24, 25-Dihydroxy Vitamin D3 | Metabolite | CS-P-00040 | 40013-87-4 | Enquire |
| 25-Hydroxyvitamin D3 (6,19,19-D) 97% 100 μg/mL in ethanol | Metabolite | CS-I-00404 | 19356-17-3 | Enquire |
| Pre-Vitamin D3 Octanoate (>80%) | Metabolite | CS-T-94999 | 927822-17-1 | Enquire |
Impurity
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| (1S)-1,23-dihydroxy-24,25,26,27-tetranorcalciol | Impurity | CS-O-46741 | 97903-37-2 | Enquire |
| 1,23,25-trihydroxy-24-oxo-vitamin D3 | Impurity | CS-O-46169 | 87147-48-6 | Enquire |
| 1,25-dihydroxy-24-oxo-vitamin D3 | Impurity | CS-O-46171 | 76338-50-6 | Enquire |
| 1a,25(OH),23-oxovitamin D3 | Impurity | CS-O-46168 | 82095-23-6 | Enquire |
| 1a,25(R),26(OH)-23-oxovitamin D3 | Impurity | CS-O-46166 | Not Available | Enquire |
| 1a,25(S),26(OH)-vitamin D3 | Impurity | CS-O-46167 | 77372-59-9 | Enquire |
| 1-Hydroxy-7,8-epoxy-vitamin D3 | Impurity | CS-O-57987 | 2227309-93-3 | Enquire |
| 1-Keto-7,8-epoxy-vitamin D3 | Impurity | CS-O-57988 | 2227309-94-4 | Enquire |
| 1-Keto-vitamin D3 | Impurity | CS-O-57989 | 86307-40-6 | Enquire |
| 3-epi-vitamin D3 | Impurity | CS-ED-41799 | 57651-82-8 | Enquire |
| 5,6-trans-Vitamin D3 | Impurity | CS-O-58339 | 3965-99-9 | Enquire |
| Previtamin D3 | Impurity | CS-T-60762 | 1173-13-3 | Enquire |
| Pre-Vitamin D3 Decanoate | Impurity | CS-EO-02335 | 927822-18-2 | Enquire |
| 1a,24R,25-Trihydroxyvitamin D3 | Impurity | CS-T-55861 | 56142-94-0 | Enquire |
| 22-(4-Hydroxyphenyl)-23,24,25,26,27-pentanor Vitamin D3 | Impurity | CS-T-78866 | 168408-60-4 | Enquire |
| 24R,25-Dihydroxyvitamin D3 | Impurity | CS-O-10243 | 55721-11-4 | Enquire |
| 25-Hydroxyprovitamin D3 | Impurity | CS-O-16209 | 22145-68-2 | Enquire |
| 3-epi-25-Hydroxy Vitamin D3 | Impurity | CS-T-56541 | 73809-05-9 | Enquire |
| Isovitamin D3 | Impurity | CS-T-30117 | 42607-12-5 | Enquire |
| Vitamin D3 Decanoate | Impurity | CS-T-62752 | 158180-04-2 | Enquire |
| Vitamin D3 Octanoate | Impurity | CS-T-46513 | 927822-16-0 | Enquire |
| Vitamin D3 O-t-Butyldimethylsilyl Ether | Impurity | CS-T-88115 | 87649-56-7 | Enquire |
| Vitamin D3 Sulfate Sodium Salt | Impurity | CS-T-62750 | 78392-27-5 | Enquire |
Intermediate
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 1β-Hydroxy vitamin D3 | Intermediate | CS-T-56538 | 63181-13-5 | In Stock |
Glucuronide
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 25-Hydroxyvitamin D3 3-Glucuronide | Glucuronide | CS-T-56543 | 170512-14-8 | Enquire |
| 5-Hydroxyvitamin D3 25-Glucuronide | Glucuronide | CS-T-56542 | 84344-78-5 | Enquire |
| Vitamin D3 N-acetylglucosaminide | Glucuronide | CS-T-87975 | 175409-16-2 | Enquire |
Secondary Standards
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Vitamin D3 Isomer Mix | Secondary Standards | CS-SS-25461-100MG | Not Available | Enquire |
Natural Products
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| (3R,6R)-6-((1R,3aS,7aR,E)-4-((Z)-2-((S)-5-hydroxy-2-methylen... | Natural Products | CS-O-37728 | 40016-87-4 | Enquire |