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| Product | Description | |
|---|---|---|
| 1,3-bi-TBS-trans-Calcitriol | 1,3-bi-TBS-trans-Calcitriol is a derivative of vitamin D3 and an impurity of calcitriol. Calcitriol is a metabolite of vitamin D, and it increases the level of calcium in the blood. Group: Pharmaceutical. CAS No. 140710-98-1. Pack Sizes: 50 mg. Product ID: B0504-457984. Molecular formula: Custom synthesis is available. Send your inquiries for more information. |  London |
| 1,3-bi-TBS-trans-Doxercalciferol | 1,3-bi-TBS-trans-Doxercalciferol is an impurity of doxercalciferol, an analog of Vitamin D2 with antirachitic activity. Group: Pharmaceutical. CAS No. 111594-58-2. Pack Sizes: 100 mg. Product ID: B1959-081718. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| 25-Hydroxyprovitamin D3 | 25-Hydroxyprovitamin D3 is a derivative of vitamin D3 and an impurity of calcifediol. Calcifediol is a prehormone produced in the liver from vitamin D3. Group: Pharmaceutical. CAS No. 22145-68-2. Pack Sizes: 1 mg. Product ID: B1960-054084. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| 3-TBS-trans-Calcifediol | 3-TBS-trans-Calcifediol is a derivative of vitamin D3 and an impurity of calcifediol. Calcifediol is a prehormone produced in the liver from vitamin D3. Group: Pharmaceutical. Pack Sizes: 5 mg. Product ID: B1960-112379. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| 5,6-trans Calcitriol | 5,6-trans Calcitriol is an impurity of Calcitriol, which is the hormonally active form of vitamin D and is the active metabolite of vitamin D3. It is the trans isomer of Calcitriol. It is used as a control product to study calcitriol. Uses: Bone density conservation agents. Group: Pharmaceutical. CAS No. 73837-24-8. Pack Sizes: 5 mg. Product ID: B0504-485047. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| 9β,10α-cholesta-5,7-diene-3β,25-diol | 9β,10α-cholesta-5,7-diene-3β,25-diol is a derivative of vitamin D3 and an impurity of calcifediol. Calcifediol is a prehormone produced in the liver from vitamin D3. Group: Pharmaceutical. CAS No. 61585-29-3. Pack Sizes: 1 mg. Product ID: B1960-054082. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| Calcipotriol EP Impurity A | A vitamin D3 analogue with similar effects. An impurity of Calcipotriol, an antipsoriatic. Group: Pharmaceutical. CAS No. 126860-83-1. Pack Sizes: 0.5 mg. Product ID: B0503-467974. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| Calcipotriol EP Impurity C | Calcipotriol EP Impurity C, the trans-isomeric impurity of Calcipotriene, is an analogue of vitamin D3 which could be an agonist of vitamin D receptor. Group: Pharmaceutical. CAS No. 113082-99-8. Pack Sizes: 1 mg. Product ID: B0503-467979. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| Calcipotriol EP Impurity I | Calcipotriol EP Impurity I is a derivative of vitamin D3 and an analogue of calcipotriol. Calcipotriol is a synthetic derivative of calcitriol used for the treatment of psoriasis. Group: Pharmaceutical. Pack Sizes: 2 mg. Product ID: B0503-054081. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| Calcipotriol Impurity 1 | (5E,24R)-Calcipotriene is an analog of (5E)-Calcipotriene ; the trans-isomeric impurity of Calcipotriene and a vitamin D3 analogue with antitumor effects. Group: Pharmaceutical. CAS No. 112849-47-5. Pack Sizes: 0.5 mg. Product ID: B0503-467984. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| Cyanocobalamin Impurity F | Cyanocobalamin Impurity F is an impurity of Vitamin B12, which is a water-soluble vitamin with a key role in the normal functioning of the brain and nervous system, and for the formation of blood. Group: Pharmaceutical. CAS No. 23208-66-4. Pack Sizes: 25 mg. Product ID: B1370-469493. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| Cyanocobalamin Impurity G | Cyanocobalamin Impurity G is a Vitamin B12 derivative, a water-soluble vitamin with a key role in the normal functioning of the brain and nervous system, and for the formation of blood. Group: Pharmaceutical. CAS No. 38218-51-8. Pack Sizes: 2.5 mg. Product ID: B2694-469494. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| Epi-Calcitriol | Impurity B of Calcitriol is the hormonally active form of vitamin D, and Calcitriol is the active metabolite of vitamin D3 that activates the vitamin D receptor (VDR), which inhibits in vivo and in vitro cell proliferation in a wide range of cells including breast, prostate, colon, skin and brain carcinomas and myeloid leukemia cells. Group: Pharmaceutical. CAS No. 66791-71-7. Pack Sizes: 1 mg. Product ID: B0504-467988. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| methylene calcitriol | Methylene calcitriol is a derivative of vitamin D3 and an impurity of calcitriol. Calcitriol is a metabolite of vitamin D, and it increases the level of calcium in the blood. Group: Pharmaceutical. CAS No. 1428946-52-4. Pack Sizes: 1 mg. Product ID: B0504-054093. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| Paricalcitol Impurity 1 | An impurity of Paricalcitol which is a man-made form of vitamin D to treat and prevent high levels of a certain natural substance made by the body (parathyroid hormone) in patients with long-term kidney disease. Group: Pharmaceutical. CAS No. 1884139-61-0. Pack Sizes: 5 mg. Product ID: B0075-478591. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| Paricalcitol Impurity 4 | Paricalcitol Impurity 4 is an impurity of paricalcitol, an analogue of vitamin D2. Paricalcitol is a medication used for the treatment of secondary hyperparathyroidism. Group: Pharmaceutical. CAS No. 95716-68-0. Pack Sizes: 25 mg. Product ID: B0075-460980. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| pre-Alfacalcidol PTAD Adduct | pre-Alfacalcidol PTAD Adduct is an impurity of alfacalcidol, which is one of the synthetic analog of Vitamin D3 being effective in mediating intestinal calcium absorbtion and bone calcium metabolism. Group: Pharmaceutical. Pack Sizes: 0.5 mg. Product ID: B1960-085281. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| pre-Calcitriol PTAD Adduct | Impurity C of Calcitriol is the impurity C of Calcitriol, which is the active metabolite of vitamin D3 that activates the vitamin D receptor (VDR). Group: Pharmaceutical. CAS No. 86307-44-0. Pack Sizes: 1 mg. Product ID: B0504-485045. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| Riboflavin, 2',3',4',5'-tetraacetate | An impurity of Riboflavin. Riboflavin is a vitamin found in food and used as a dietary supplement. As a supplement it is used to prevent and treat riboflavin deficiency and prevent migraines. Group: Pharmaceutical. CAS No. 752-13-6. Pack Sizes: 10 g. Product ID: B2694-254538. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| Riboflavin EP Impurity D | An impurity of Riboflavin, a vitamin found in food and used as a dietary supplement. As a supplement it is used to prevent and treat riboflavin deficiency and migraines. Group: Pharmaceutical. CAS No. 52134-62-0. Pack Sizes: 10 mg. Product ID: B2694-242608. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| Thiamine Impurity E | An impurity of Thiamine which is an important vitamin in carbohydrate (sugar and starch) metabolism, maintenance of normal growth, and transmission of nerve impulses. Group: Pharmaceutical. CAS No. 299-35-4. Pack Sizes: 10 mg. Product ID: B2694-353264. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| Cholecalciferol EP Impurity A | 5,6-trans-Vitamin D3 is the major photoisomer of Vitamin D3 analog. Vitamin D3 is a type of vitamin D found to be effective in mediating intestinal calcium absorbtion and bone calcium metabolism. Vitamin D3 is used for the prevention and treatment of vitamin D deficiency and associated disease including rickets, and also used for familial hypophosphatemia, hypoparathyroidism and Fanconi syndrome. Group: Pharmaceutical. CAS No. 22350-41-0. Pack Sizes: 50 mg. Product ID: B2694-468859. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| Cyanocobalamin Impurity H | Cyano-8-epicobalamin is a Vitamin B12 derivative, which is a water-soluble vitamin with a key role in the normal functioning of the brain and nervous system, and for the formation of blood. Group: Pharmaceutical. CAS No. 41325-63-7. Pack Sizes: 5 mg. Product ID: B2694-469495. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| Riboflavin EP Impurity A | A toxic photolysis product of Riboflavin. Riboflavin is a vitamin found in food and used as a dietary supplement. As a supplement it is used to prevent and treat riboflavin deficiency and migraines. Group: Pharmaceutical. CAS No. 1088-56-8. Pack Sizes: 100 mg. Product ID: B1826-224921. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
| Tocopherol Impurity 1 | One of the impurities of Vitamin E, which has been found to exhibit antioxidant activity. Group: Pharmaceutical. CAS No. 3808-26-2. Pack Sizes: 5 mg. Product ID: B2694-485238. Molecular formula: Custom synthesis is available. Send your inquiries for more information. | London |
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