1α,2α,25-trihydroxyvitamin D₃

Base Information

• Chemical Name: 1α,2α,25-trihydroxyvitamin D₃
• CAS No.: 134593-92-3
• Molecular Formula: C₂₇H₄₄O₄
• Molecular Weight: 432.644

Synonyms:

Chemical Property of 1α,2α,25-trihydroxyvitamin D₃

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 1α,2α,25-trihydroxyvitamin D₃

There total 14 articles about 1α,2α,25-trihydroxyvitamin D₃ which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield:

C47H90O5Si3 → 1α,2α,25-trihydroxyvitamin D3 (134593-92-3)

Guidance literature:

Multi-step reaction with 2 steps

1: tetrabutyl ammonium fluoride / tetrahydrofuran

2: camphor-10-sulfonic acid / methanol

With camphor-10-sulfonic acid; tetrabutyl ammonium fluoride; In tetrahydrofuran; methanol;

DOI:10.1248/cpb.c13-00646

Reference yield:

C22H36O7Si → 1α,2α,25-trihydroxyvitamin D3 (134593-92-3)

Guidance literature:

Multi-step reaction with 10 steps

1: N-Bromosuccinimide; barium carbonate / tetrachloromethane

2: zinc; sodium cyanoborohydride / water; isopropyl alcohol

3: pyridine; dmap / dichloromethane

4: tetrabutyl ammonium fluoride / tetrahydrofuran

5: n-butyllithium; boron trifluoride diethyl etherate / tetrahydrofuran

6: potassium carbonate / methanol

7: 2,6-dimethylpyridine / dichloromethane

8: Pd(PPh₃)3; triethylamine / toluene / Reflux

9: tetrabutyl ammonium fluoride / tetrahydrofuran

10: camphor-10-sulfonic acid / methanol

With pyridine; 2,6-dimethylpyridine; dmap; N-Bromosuccinimide; n-butyllithium; Pd(PPh₃)3; camphor-10-sulfonic acid; boron trifluoride diethyl etherate; tetrabutyl ammonium fluoride; sodium cyanoborohydride; potassium carbonate; triethylamine; barium carbonate; zinc; In tetrahydrofuran; methanol; tetrachloromethane; dichloromethane; water; isopropyl alcohol; toluene;

DOI:10.1248/cpb.c13-00646

Reference yield:

C28H40O7Si → 1α,2α,25-trihydroxyvitamin D3 (134593-92-3)

Guidance literature:

Multi-step reaction with 12 steps

1: 2,3-dicyano-5,6-dichloro-p-benzoquinone / dichloromethane; water

2: N-ethyl-N,N-diisopropylamine / dichloromethane

3: N-Bromosuccinimide; barium carbonate / tetrachloromethane

4: zinc; sodium cyanoborohydride / water; isopropyl alcohol

5: pyridine; dmap / dichloromethane

6: tetrabutyl ammonium fluoride / tetrahydrofuran

7: n-butyllithium; boron trifluoride diethyl etherate / tetrahydrofuran

8: potassium carbonate / methanol

9: 2,6-dimethylpyridine / dichloromethane

10: Pd(PPh₃)3; triethylamine / toluene / Reflux

11: tetrabutyl ammonium fluoride / tetrahydrofuran

12: camphor-10-sulfonic acid / methanol

With pyridine; 2,6-dimethylpyridine; dmap; N-Bromosuccinimide; n-butyllithium; Pd(PPh₃)3; camphor-10-sulfonic acid; boron trifluoride diethyl etherate; tetrabutyl ammonium fluoride; sodium cyanoborohydride; potassium carbonate; triethylamine; N-ethyl-N,N-diisopropylamine; barium carbonate; 2,3-dicyano-5,6-dichloro-p-benzoquinone; zinc; In tetrahydrofuran; methanol; tetrachloromethane; dichloromethane; water; isopropyl alcohol; toluene;

DOI:10.1248/cpb.c13-00646

upstream raw materials:

methyl 2,3-anhydro-4,6-O-benzilidene-α-D-mannopyranoside

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