4,5-dideoxy-1,2-O-isopropylidene-3-O-p-nitrobenzoyl-4-eno-D-erythro-pentose-S-phenyl-monothiohemiacetal

Base Information

Chemical Name:4,5-dideoxy-1,2-O-isopropylidene-3-O-p-nitrobenzoyl-4-eno-D-erythro-pentose-S-phenyl-monothiohemiacetal
CAS No.:904310-14-1
Molecular Formula:C₂₁H₂₁NO₆S
Molecular Weight:415.467
Hs Code.:

Synonyms:4,5-dideoxy-1,2-O-isopropylidene-3-O-p-nitrobenzoyl-4-eno-D-erythro-pentose-S-phenyl-monothiohemiacetal

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Chemical Property of 4,5-dideoxy-1,2-O-isopropylidene-3-O-p-nitrobenzoyl-4-eno-D-erythro-pentose-S-phenyl-monothiohemiacetal

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Technology Process of 4,5-dideoxy-1,2-O-isopropylidene-3-O-p-nitrobenzoyl-4-eno-D-erythro-pentose-S-phenyl-monothiohemiacetal

There total 4 articles about 4,5-dideoxy-1,2-O-isopropylidene-3-O-p-nitrobenzoyl-4-eno-D-erythro-pentose-S-phenyl-monothiohemiacetal 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: 98.0%

: 904310-57-2
(S)-1-((4R,5R)-2,2-Dimethyl-5-phenylsulfanyl-[1,3]dioxolan-4-yl)-prop-2-en-1-ol

: 62-23-7
4-nitro-benzoic acid

: 904310-14-1
4,5-dideoxy-1,2-O-isopropylidene-3-O-p-nitrobenzoyl-4-eno-D-erythro-pentose-S-phenyl-monothiohemiacetal

Guidance literature:: With di-isopropyl azodicarboxylate; triphenylphosphine; In toluene; at 0 ℃; for 2h;
DOI:10.1016/j.carres.2006.04.026

Reference yield:

: 1,3-di-O-acetyl-4,5-dideoxy-1,2-O-isopropylidene-4-eno-L-threo-pentose

: 904310-14-1
4,5-dideoxy-1,2-O-isopropylidene-3-O-p-nitrobenzoyl-4-eno-D-erythro-pentose-S-phenyl-monothiohemiacetal

Guidance literature:: Multi-step reaction with 3 steps

1: 88 percent / BF₃*OEt₂ / CH₂Cl₂ / 1 h / -78 - -40 °C

2: 99 percent / NaOCH₃ / methanol / 2 h / 20 °C

3: 98 percent / diisopropylazodicarboxylate; Ph₃P / toluene / 2 h / 0 °C

With di-isopropyl azodicarboxylate; boron trifluoride diethyl etherate; sodium methylate; triphenylphosphine; In methanol; dichloromethane; toluene; 3: Mitsunobu reaction;
DOI:10.1016/j.carres.2006.04.026

Reference yield:

: 904310-11-8
3-O-acetyl-4,5-dideoxy-1,2-O-isopropylidene-4-eno-L-threo-pentose-S-phenyl-monothiohemiacetal

: 904310-14-1
4,5-dideoxy-1,2-O-isopropylidene-3-O-p-nitrobenzoyl-4-eno-D-erythro-pentose-S-phenyl-monothiohemiacetal

Guidance literature:: Multi-step reaction with 2 steps

1: 99 percent / NaOCH₃ / methanol / 2 h / 20 °C

2: 98 percent / diisopropylazodicarboxylate; Ph₃P / toluene / 2 h / 0 °C

With di-isopropyl azodicarboxylate; sodium methylate; triphenylphosphine; In methanol; toluene; 2: Mitsunobu reaction;
DOI:10.1016/j.carres.2006.04.026