Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Cobalamin, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Cobalamin 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 Cobalamin-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 Cobalamin-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.
Cobalamin Related Compounds
Stable Isotopes
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Cyanocobalamin 13C7 | Stable Isotopes | CS-BX-00266 | 68-19-9(Unlabeled) | Enquire |
| Cyanocobalamin D6 | Stable Isotopes | CS-O-15870 | 68-19-9 (Unlabeled) | Enquire |
| Mecobalamin-13CD3 | Stable Isotopes | CS-T-103726 | 13422-55-4(unlabelled) | Enquire |
| Mecobalamin-d3 | Stable Isotopes | CS-T-93855 | 13422-55-4 (Unlabelled) | Enquire |
| Methylcobalamin 13CD3 | Stable Isotopes | CS-CX-00015 | 13422-55-4 (Unlabeled) | Enquire |
API
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Cyanocobalamin | API | CS-O-01152 | 68-19-9 | In Stock |
| Cyanocobalamin Crude 1% | API | LC0442 | 68-19-9 | Enquire |
| Hydroxocobalamin Acetate | API | CS-T-55823 | 22465-48-1 | In Stock |
| Hydroxocobalamin Hydrochloride | API | CS-EO-03609 | 59461-30-2 | Enquire |
| Methylcobalamin | API | CS-O-02549 | 13422-55-4 | In Stock |
Impurity
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 13-Hydroxylcyanocobalamin | Impurity | CS-EO-03111 | ---- | Enquire |
| 34-Methylcyanocobalamin | Impurity | CS-O-15109 | 38218-51-8 | In Stock |
| 5-Hydroxymethyl Hydroxocobalamin | Impurity | CS-O-58344 | ---- | Enquire |
| 6-Hydroxymethyl Hydroxocobalamin | Impurity | CS-O-58352 | ---- | Enquire |
| 8-Epi-cyanocobalamin | Impurity | CS-O-15110 | 41325-63-7 | In Stock |
| 8-Epihydroxocobalamin | Impurity | CS-O-55034 | ---- | Enquire |
| Cyanocobalamin EP Impurity A | Impurity | CS-O-15108 | 23208-66-4 | In Stock |
| Cyanocobalamin EP Impurity G | Impurity | CS-O-38025 | 15130-04-8 | In Stock |
| Cyanocobalamin EP Impurity H | Impurity | CS-EO-01295 | 13422-51-0 | Enquire |
| Cyanocobalamin Impurity A | Impurity | CS-O-15872 | ---- | Enquire |
| Cyanocobalamin Impurity B | Impurity | CS-O-15873 | ---- | Enquire |
| Cyanocobalamin Impurity C | Impurity | CS-O-15871 | ---- | Enquire |
| Cyanocobalamin Impurity D | Impurity | CS-O-15874 | 23388-02-5 | In Stock |
| Cyanocobalamin Impurity E | Impurity | CS-O-15875 | 106217-80-5 | Enquire |
| Cyanocobalamin Oxidation Impurity | Impurity | CS-O-40427 | ---- | Enquire |
| Cyanocobalamin-a-carboxylic Acid | Impurity | CS-T-90129 | 121483-62-3 | Enquire |
| Cyanocobalamin-b-carboxylic Acid | Impurity | CS-O-15112 | 38218-77-8 | In Stock |
| Cyanocobalamin-c-carboxylic acid | Impurity | CS-O-51840 | 38437-93-3 | Enquire |
| Cyanocobalamin-d-carbonic acid pyridoxine ester | Impurity | CS-O-35004 | ---- | Enquire |
| Cyanocobalamin-d-carboxylic Acid | Impurity | CS-O-33480 | 38218-55-2 | Enquire |
| Cyanocobalamin-e-carboxylic Acid | Impurity | CS-O-15111 | 26264-28-8 | In Stock |
| Cyanocobalamin-g-carboxylic acid | Impurity | CS-O-51841 | 58206-91-0 | Enquire |
| Hydroxocobalamin Hydrochloride | Impurity | CS-P-01222 | 58288-50-9 | In Stock |
| Methylcobalamin Impurity 1 | Impurity | CS-O-58106 | 17234-76-3 | Enquire |
| Methylcobalamin Impurity 5 | Impurity | CS-O-59992 | 13082-84-3 | Enquire |
| Hydroxocobalamin B5-Hydroxymethyl Derivative | Impurity | CS-O-55035 | ---- | Enquire |
| Hydroxocobalamin B6-Hydroxymethyl Derivative | Impurity | CS-O-55036 | ---- | Enquire |
| Mecobalamin impurity | Impurity | CS-O-35044 | Not Available | Enquire |
| Methylcobalamin Impurity 3 | Impurity | CS-P-08900 | Not Available | Enquire |
Intermediate
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Hydroxocobalamin | Intermediate | CS-T-79488 | 13422-51-0 | In Stock |
Nitrosamine
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| N-Nitroso Cyanocobalamin | Nitrosamine | CS-O-54517 | ---- | Enquire |
Secondary Standards
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Cyanocobalamin | Secondary Standards | CS-SS-26659 | 68-19-9 | Enquire |
| Cyanocobalamin | Secondary Standards | CS-SS-24254-1GM | 68-19-9 | Enquire |
| Cyanocobalamin Crystalline(Secondary Standards traceble to U... | Secondary Standards | CS-ER-00565 | 68-19-9 | Enquire |
| Cyanocobalamin(Secondary Standards traceble to EP) | Secondary Standards | CS-ER-02697 | 68-19-9 | Enquire |
| Hydroxocobalamin Acetate | Secondary Standards | CS-SS-25883-250MG | 22465-48-1 | Enquire |
| Hydroxocobalamin Chloride | Secondary Standards | CS-SS-26058 | Not Available | Enquire |
| Methylcobalamin | Secondary Standards | CS-SS-26618 | 13422-55-4 | Enquire |
| Methylcobalamin | Secondary Standards | CS-SS-26055-200MG | 13422-55-4 | Enquire |
Building Blocks
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Sulphitocobalamin | Building Blocks | CS-RS-00049 | 15671-27-9 | Enquire |
EP Standards
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Cyanocobalamin (C3000000) | EP Standards | CS-EG-00411 | 68-19-9 | Enquire |
| Cyanocobalamin for peak identification (Y0002203) | EP Standards | CS-EG-03050 | 68-19-9 | Enquire |
| Cyanocobalamin for system suitability (Y0002204) | EP Standards | CS-EG-03048 | 68-19-9 | Enquire |
| Cyanocobalamine For Peak Identification (Containing Impurit... | EP Standards | CS-EG-03171 | Not Available | Enquire |
| Cyanocobalamine For System Suitability CRS (Containing Impur... | EP Standards | CS-EG-03170 | Not Available | Enquire |