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Lithocholic acid (3α-Hydroxy-5β-cholanic acid) is a toxic secondary bile acid, They were FXR antagonists (IC50=0.7, 1.4 μM), EphA2 antagonists (IC50=48, 66 μM) and EphB4 antagonists (IC50=141 μM). Lithocholic acid can promote intrahepatic cholestasis and promote tumorigenesis. Lithocholic acid is a cleanser that dissolves fat for absorption and is itself absorbed.

Impurity C of Calcitriol is an impurity of Calcitriol.Impurity C of Calcitriol is used in the synthesis of vitamin D3.

Calcifediol monohydrate (25-hydroxy Vitamin D3 monohydrate), the primary circulating metabolite of Vitamin D3, serves as a potent VDR inhibitor.

MeTC7 is a vitamin D receptor (VDR) antagonist with antitumor activity that inhibits PD-L1 and may inhibit the growth of xenografts and transgenic tumors in vivo.

Q-VD-OPh is an irreversible caspase inhibitor with an IC50 value of 48 nM against caspase-7 and between 25 and 400 nM against caspase-1, 3, 8, 9, 10, 12. Q-VD-OPh inhibits HIV infection and can cross the blood-brain barrier.

1alpha, 25-Dihydroxy VD2-D6 is a deuterated form of 1alpha, 25-Dihydroxy VD2 (TMSM-3162).

1alpha-Hydroxy VD4 can effectively induce the differentiation of monoblastic leukaemia U937, P39/TSU, and P31/FUJ cells.

VD2-D3 is a deuterated form of vitamin D.

VD3-D6 is the deuterated form of VD3 (TMSM-2393); tools for determination of Vitamin D3 metabolites in human serum.

(R)-Q-VD-OPh is the less active enantiomer of Q-VD-OPha. Q-VD-OPha is an irreversible inhibitor of pan-caspase, with potent antiapoptotic properties.

1alpha, 24, 25-Trihydroxy VD2 is a vitamin D analog.

25-Hydroxy VD2-D6 is a labelled metabolite of Vitamin D2 (TMSM-0001).

Q-VD-OPh (quinolyl-valyl-O-methylaspartyl-[-2,6-difluorophenoxy]-methyl ketone) is a broad-spectrum caspase inhibitor, provides a cost-effective, non-toxic, and highly specific means of apoptotic inhibition and provides new insight into the design of new

24, 25-Dihydroxy VD2 (24,25-Dihydroxy vitamin D2) is a metabolite of vitamin D2, which is the isomer of vitamin D present in the body as 25-hydroxyvitamin D. PF-04957325 is used in the study of autoimmune encephalomyelitis.

24, 25-Dihydroxy VD3 is closely related to 1,25-dihydroxy vitamin D3, the active form of vitamin D3.

VD5123 is a serine protease inhibitor that targets TMPRSS2, HGFA, matriptase, and hepsin with IC50 values of 15, 3980, 140, and 37 nM, respectively. It is useful in antiviral research, particularly concerning SARS-CoV-2, as well as a wide range of coronaviruses and influenza viruses.

19-Nor-22-oxa-1a,25(OH)2-VD3 is a vitamin D₃ analog characterized by its extremely low affinity for the vitamin D receptor (VDR) and minimal binding to the vitamin D binding protein (DBP). It is effective in inducing differentiation in HL-60 cells and causes cell cycle arrest at the G₀-G₁ phase. This compound can be utilized in research pertaining to diseases such as hyperparathyroidism.

VD2173, a macrocyclic peptide inhibitor with a side chain cyclization, effectively inhibits HGF-activating serine proteases including matriptase and hepsin, and is utilized in lung cancer research [1].

VD4162 (Compound 8b), a macrocyclic inhibitor of serine proteases, exhibits enhanced potency against four key target enzymes: TMPRSS2 (IC 50 = 3.7 nM), HGFA (IC 50 = 3.3 nM), matriptase (IC 50 = 2.9 nM), and hepsin (IC 50 = 0.54 nM). This compound is utilized in cancer research [1].

25-Hydroxy Vd2-D6 (Standard) is a reference standard of 25-Hydroxy Vd2-D6 intended for quantitative analysis, quality control, and related biochemical research applications.

Vd2-D3 (Standard) is a reference standard of Vd2-D3 intended for quantitative analysis, quality control, and related biochemical research applications.

Mix5 Va,Vd2,Vd3,Ve,Vk1(0.1%Bht) (Standard) is a reference standard of Mix5 Va,Vd2,Vd3,Ve,Vk1(0.1%Bht) intended for quantitative analysis, quality control, and related biochemical research applications.

Calcitriol (1,25-Dihydroxyvitamin D3) is a metabolite of vitamin D and a vitamin D receptor (VDR) agonist (IC50=0.4 nM). Calcitriol increases intestinal absorption of calcium and phosphorus, and increases bone resorption with parathyroid hormone.

Triciribine phosphate (VD 002) is a highly selective AKT inhibitor that induces cell cycle arrest and cysteinyl asparagin-dependent apoptosis, inhibits neovascularization, and can be used in the study of leukemia.