7-benzyloxy-10-iodo-8,9-isopropylidenedioxy-1,6-dioxaspiro<4,5>-decan-2-one

Base Information

Chemical Name:7-benzyloxy-10-iodo-8,9-isopropylidenedioxy-1,6-dioxaspiro<4,5>-decan-2-one
CAS No.:140428-34-8
Molecular Formula:C₁₈H₂₁IO₆
Molecular Weight:460.266
Hs Code.:

Synonyms:7-benzyloxy-10-iodo-8,9-isopropylidenedioxy-1,6-dioxaspiro<4,5>-decan-2-one

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Chemical Property of 7-benzyloxy-10-iodo-8,9-isopropylidenedioxy-1,6-dioxaspiro<4,5>-decan-2-one

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Technology Process of 7-benzyloxy-10-iodo-8,9-isopropylidenedioxy-1,6-dioxaspiro<4,5>-decan-2-one

There total 14 articles about 7-benzyloxy-10-iodo-8,9-isopropylidenedioxy-1,6-dioxaspiro<4,5>-decan-2-one 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: 92.0%

: 140428-33-7
benzyl (4,6,7-trideoxy-2,3-isopropylidene-L-erythro-oct-4-enopyranosid)uronic acid

: 140428-34-8
7-benzyloxy-10-iodo-8,9-isopropylidenedioxy-1,6-dioxaspiro<4,5>-decan-2-one

Guidance literature:: With iodine; sodium hydrogencarbonate; In chloroform; water; at 0 ℃; for 0.5h;
DOI:10.1246/bcsj.65.567

Reference yield:

: 15548-45-5
(2S,3S,4S,5S,6R)-2-benzyloxy-6-(hydroxymethyl)tetrahydropyran-3,4,5-triol

: 140428-34-8
7-benzyloxy-10-iodo-8,9-isopropylidenedioxy-1,6-dioxaspiro<4,5>-decan-2-one

Guidance literature:: Multi-step reaction with 13 steps

1: 75 percent / pyridine / CH₂Cl₂ / 2 h / Ambient temperature

2: 94.3 percent / 2-naphthalenesulfonic acid / acetone / 8 h / Ambient temperature

3: 94 percent / triethylamine / tetrahydrofuran / Ambient temperature

4: 1.) Na / 1.) toluene, reflux, 2.) toluene, reflux, overnight

5: 70 percent / DMSO, NaCl / H₂O / 15 h / 145 °C

6: 1 g / 1 M aq. KOH / methanol / Ambient temperature

7: 96 percent / diethyl ether

8: 95 percent / pyridinium chlorochromate (PCC) / CH₂Cl₂ / Ambient temperature

9: 97 percent / NaBH₄ / ethanol / 0.5 h / Ambient temperature

10: 88 percent / pyridine / CH₂Cl₂ / 15 h / -20 °C

11: 22 percent / NaN₃ / dimethylformamide / 15 h / Ambient temperature

12: 86 percent / 1 M aq. KOH / methanol / 2.5 h / Ambient temperature

13: 92 percent / NaHCO₃, iodine / CHCl₃; H₂O / 0.5 h / 0 °C

With pyridine; potassium hydroxide; sodium tetrahydroborate; sodium azide; naphthalene-2-sulfonate; iodine; sodium; sodium hydrogencarbonate; dimethyl sulfoxide; triethylamine; pyridinium chlorochromate; sodium chloride; In tetrahydrofuran; methanol; diethyl ether; ethanol; dichloromethane; chloroform; water; N,N-dimethyl-formamide; acetone;
DOI:10.1246/bcsj.65.567

Reference yield:

: 117371-06-9
benzyl 6-O-p-toluenesulfonyl-α-D-mannopyranoside

: 140428-34-8
7-benzyloxy-10-iodo-8,9-isopropylidenedioxy-1,6-dioxaspiro<4,5>-decan-2-one

Guidance literature:: Multi-step reaction with 12 steps

1: 94.3 percent / 2-naphthalenesulfonic acid / acetone / 8 h / Ambient temperature

2: 94 percent / triethylamine / tetrahydrofuran / Ambient temperature

3: 1.) Na / 1.) toluene, reflux, 2.) toluene, reflux, overnight

4: 70 percent / DMSO, NaCl / H₂O / 15 h / 145 °C

5: 1 g / 1 M aq. KOH / methanol / Ambient temperature

6: 96 percent / diethyl ether

7: 95 percent / pyridinium chlorochromate (PCC) / CH₂Cl₂ / Ambient temperature

8: 97 percent / NaBH₄ / ethanol / 0.5 h / Ambient temperature

9: 88 percent / pyridine / CH₂Cl₂ / 15 h / -20 °C

10: 22 percent / NaN₃ / dimethylformamide / 15 h / Ambient temperature

11: 86 percent / 1 M aq. KOH / methanol / 2.5 h / Ambient temperature

12: 92 percent / NaHCO₃, iodine / CHCl₃; H₂O / 0.5 h / 0 °C

With pyridine; potassium hydroxide; sodium tetrahydroborate; sodium azide; naphthalene-2-sulfonate; iodine; sodium; sodium hydrogencarbonate; dimethyl sulfoxide; triethylamine; pyridinium chlorochromate; sodium chloride; In tetrahydrofuran; methanol; diethyl ether; ethanol; dichloromethane; chloroform; water; N,N-dimethyl-formamide; acetone;
DOI:10.1246/bcsj.65.567