O,O-isopropylidene-(-)-bursatellin

Base Information

Chemical Name:O,O-isopropylidene-(-)-bursatellin
CAS No.:129413-14-5
Molecular Formula:C₁₆H₂₀N₂O₄
Molecular Weight:304.346
Hs Code.:

Synonyms:O,O-isopropylidene-(-)-bursatellin

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Chemical Property of O,O-isopropylidene-(-)-bursatellin

Chemical Property:

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Technology Process of O,O-isopropylidene-(-)-bursatellin

There total 13 articles about O,O-isopropylidene-(-)-bursatellin 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: 73.0%

: 143-33-9,25596-52-5
sodium cyanide

: 140174-92-1
(4R,5R)-2,2-dimethyl-4-<4-(2-bromoethyloxyphenyl)>-5-formylamino-1,3-dioxolane

: 129413-14-5
O,O-isopropylidene-(-)-bursatellin

Guidance literature:: With sodium dihydrogenphosphate; In dimethyl sulfoxide;
DOI:10.1248/cpb.39.3170

Reference yield: 13.0%

: 129413-13-4
(4R,5R)-2,2-dimethyl-4-(4-hydroxyphenyl)-5-formylamino-1,3-dioxolane

: 109-78-4
3-Hydroxypropionitrile

: 129413-14-5
O,O-isopropylidene-(-)-bursatellin

Guidance literature:: With dicyclohexyl-carbodiimide; at 50 ℃; for 168h;
DOI:10.1016/0040-4039(90)87038-2

Reference yield:

: 2130-96-3,54784-43-9
O-benzyl-N-tert-butoxycarbonyl-L-tyrosine

: 129413-14-5
O,O-isopropylidene-(-)-bursatellin

Guidance literature:: Multi-step reaction with 9 steps

1: diethyl ether / Ambient temperature

2: LiAlH₄ / tetrahydrofuran / 1 h / 0 °C

3: 90 percent / pyridine / Ambient temperature

4: 40 percent / aq. K₂S₂O₈, aq. CuSO₄ / acetonitrile / 1.67 h / Heating

5: 1.) aq. KOH / 1.) toluene, reflux, overnight, 2.) reflux, 9 h

6: 100 percent / H₂ / 10percent Pd/C / ethanol / 1 h

7: 67 percent / dl-camphorsulfonic acid / acetone / 3 h / Ambient temperature

8: 75 percent / K₂CO₃ / ethanol / 40 h / 90 °C

9: 73 percent / NaH₂PO₄ / dimethylsulfoxide

With pyridine; potassium hydroxide; sodium dihydrogenphosphate; dipotassium peroxodisulfate; lithium aluminium tetrahydride; camphor-10-sulfonic acid; hydrogen; potassium carbonate; copper(II) sulfate; palladium on activated charcoal; In tetrahydrofuran; diethyl ether; ethanol; dimethyl sulfoxide; acetone; acetonitrile;
DOI:10.1248/cpb.39.3170