Secosteroid Standards

Vitamin D3 (Standard) is the analytical standard of Vitamin D3. This product is intended for research and analytical applications. Vitamin D3 (Cholecalciferol; Colecalciferol) is a naturally occuring form of vitamin D. Vitamin D3 induces cell differentiation and prevents proliferation of cancer cells.

Calcitriol (Standard) is the analytical standard of Calcitriol. This product is intended for research and analytical applications. Calcitriol is the most active metabolite of vitamin D and also a vitamin D receptor (VDR) agonist.

Calcifediol (Standard) is the analytical standard of Calcifediol. This product is intended for research and analytical applications. Calcifediol (25-hydroxy Vitamin D3) is an effective VDR ligand and VD supplement. Calcifediol is a prohormone of the vitamin D endocrine system (VDES) and is hydroxylated in the liver to produce the active form, calcitriol. Calcifediol can rapidly increase serum VD levels.

Calcipotriol (Standard) is the analytical standard of Calcipotriol. This product is intended for research and analytical applications. Calcipotriol is a synthetic VitD₃ analogue with a high affinity for the vitamin D receptor.

1α-Hydroxy-3-epi-vitamin D3 (Standard) is the analytical standard of 1α-Hydroxy-3-epi-vitamin D3 (HY-10003A). This product is intended for research and analytical applications. 1α-Hydroxy-3-epi-vitamin D3, a natural metabolite of 1alpha,25-dihydroxyvitamin D3, is a potent suppressor of parathyroid hormone (PTH) secretion.

Ercalcitriol (Standard) is the analytical standard of Ercalcitriol. This product is intended for research and analytical applications. Ercalcitriol (1α,25-Dihydroxy Vitamin D2) is an active metabolite of vitamin D2.

5,6-trans-Vitamin D2 (Standard) is the analytical standard of 5,6-trans-Vitamin D2. This product is intended for research and analytical applications. 5,6-trans-Vitamin D2 is the isomer of Vitamin D2[1].

1-Palmitoyl-2-oleoyl-sn-glycero-3-PC (Standard) is the analytical standard of 1-Palmitoyl-2-oleoyl-sn-glycero-3-PC. This product is intended for research and analytical applications. 1-Palmitoyl-2-oleoyl-sn-glycero-3-PC (POPC), a phospholipid, is a major component of biological membranes. 1-Palmitoyl-2-oleoyl-sn-glycero-3-PC is used for the preparation of liposomes and studying the properties of lipid bilayers.

Doxercalciferol (Standard) is the analytical standard of Doxercalciferol. This product is intended for research and analytical applications. Doxercalciferol is a Vitamin D2 analog, acts as an activator of Vitamin D receptor, and prevent renal disease.

Paricalcitol (Standard) is the analytical standard of Paricalcitol. This product is intended for research and analytical applications. Paricalcitol, a vitamin D analogue, is a vitamin D receptor agonist, used for the prevention and treatment of secondary hyperparathyroidism (excessive secretion of parathyroid hormone) associated with chronic renal failure.

(1S)-Calcitriol (Standard) is the analytical standard of (1S)-Calcitriol (HY-10002A). This product is intended for research and analytical applications. (1S)-Calcitriol (1α,25-Dihydroxy-3-epi-vitamin-D3) is a natural metabolite of 1α,25-dihydroxyvitamin D3 (1α,25(OH)2D3). (1S)-Calcitriol exhibits potent vitamin D receptor (VDR)-mediated actions such as inhibition of keratinocyte growth or suppression of parathyroid hormone secretion.

1α-Hydroxy-5,6-trans-vitamin D3 (Standard) is the analytical standard of 1α-Hydroxy-5,6-trans-vitamin D3. This product is intended for research and analytical applications.

Impurity B of Calcitriol (Standard) is the analytical standard of Impurity B of Calcitriol. This product is intended for research and analytical applications.

Ercalcidiol (Standard) is the analytical standard of Ercalcidiol. This product is intended for research and analytical applications. Ercalcidiol is a metabolite of vitamin D2, is regarded as an indicator of vitamin D nutritional status.

3-epi-Calcifediol (Standard) is the analytical standard of 3-epi-Calcifediol. This product is intended for research and analytical applications. 3-epi-25-hydroxy Vitamin D3 is the C-3 epimer of 25-hydroxy vitamin D3.1 Dietary administration of 3-epi-25-hydroxy vitamin D3 (0.5 and 1 IU/g) decreases levels of serum parathyroid hormone (PTH) in male, but not female, weanling rats.

5,6-trans-Vitamin D3 (Standard) is the analytical standard of 5,6-trans-Vitamin D3. This product is intended for research and analytical applications. 5,6-trans-Vitamin D3 (5,6-trans-Cholecalciferol;5,6-trans-Colecalciferol) is a photoproduct of vitamin D3. Vitamin D3 is a naturally occuring form of vitamin D. Vitamin D3 induces cell differentiation and prevents proliferation of cancer cells.

Eldecalcitol (Standard) is the analytical standard of Eldecalcitol. This product is intended for research and analytical applications. Eldecalcitol (ED-71) is an orally active vitamin D3 analogue, inhibits bone resorption and increases bone mineral density. Eldecalcitol (ED-71) displays anti-tumor effect and inhibits cell proliferation, migration and induces apoptosis by suppressing GPx-1.

Tacalcitol (Standard) is the analytical standard of Tacalcitol. This product is intended for research and analytical applications. Tacalcitol (1,24(R)-Dihydroxyvitamin D3; 1.alpha.,24R-Dihydroxyvitamin D3) can promote normal bone growth by regulating calcium ions. Tacalcitol inhibits cancer cell proliferation and migration. Tacalcitol can be used in the research of inflammation, cancer, and skin diseases.

Alfacalcidol (Standard) is the analytical standard of Alfacalcidol. This product is intended for research and analytical applications. Alfacalcidol (1-hydroxycholecalciferol) is a vitamin D active metabolites, acts as a non-selective VDR activator medication, and widely be used in the management of osteoporosis.