(2S,3S)-2,3-O-isopropylidene-1-O-tosyl-4-tosylaminobutane-1,2,3-triol

Base Information

• Chemical Name: (2S,3S)-2,3-O-isopropylidene-1-O-tosyl-4-tosylaminobutane-1,2,3-triol
• CAS No.: 260273-13-0
• Molecular Formula: C₂₁H₂₇NO₇S₂
• Molecular Weight: 469.58
• Mol file: 260273-13-0.mol

Synonyms:(2S,3S)-2,3-O-isopropylidene-1-O-tosyl-4-tosylaminobutane-1,2,3-triol

Chemical Property of (2S,3S)-2,3-O-isopropylidene-1-O-tosyl-4-tosylaminobutane-1,2,3-triol

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (2S,3S)-2,3-O-isopropylidene-1-O-tosyl-4-tosylaminobutane-1,2,3-triol

There total 3 articles about (2S,3S)-2,3-O-isopropylidene-1-O-tosyl-4-tosylaminobutane-1,2,3-triol 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: 65.0%

p-toluenesulfonyl chloride (98-59-9) + (2S,3S)-4-amino-2,3-O-isopropylidenebutane-1,2,3-triol (84252-36-8) → (2S,3S)-2,3-O-isopropylidene-1-O-tosyl-4-tosylaminobutane-1,2,3-triol (260273-13-0)

Guidance literature:

With pyridine; at 0 ℃; for 12h;

DOI:10.1002/(SICI)1099-0682(200002)2000:2<351::AID-EJIC351>3.0.CO;2-Q

Reference yield:

(4S,5S)-4-hydroxymethyl-2,2-dimethyl-5-tosyloxymethyl-1,3-dioxolane (70831-49-1,73711-65-6,58789-44-9) → (2S,3S)-2,3-O-isopropylidene-1-O-tosyl-4-tosylaminobutane-1,2,3-triol (260273-13-0)

Guidance literature:

Multi-step reaction with 3 steps

1: 95 percent / NaN₃ / dimethylformamide / 24 h / Heating

2: 100 percent / H₂ / Pd/C / ethanol / 48 h / 20 °C

3: 65 percent / pyridine / 12 h / 0 °C

With pyridine; sodium azide; hydrogen; palladium on activated charcoal; In ethanol; N,N-dimethyl-formamide; 1: Substitution / 2: Catalytic hydrogenation / 3: Tosylation;

DOI:10.1002/(SICI)1099-0682(200002)2000:2<351::AID-EJIC351>3.0.CO;2-Q

Reference yield:

((4S,5S)-5-(azidomethyl)-2,2-dimethyl-1,3-dioxolan-4-yl)methanol (84252-35-7) → (2S,3S)-2,3-O-isopropylidene-1-O-tosyl-4-tosylaminobutane-1,2,3-triol (260273-13-0)

Guidance literature:

Multi-step reaction with 2 steps

1: 100 percent / H₂ / Pd/C / ethanol / 48 h / 20 °C

2: 65 percent / pyridine / 12 h / 0 °C

With pyridine; hydrogen; palladium on activated charcoal; In ethanol; 1: Catalytic hydrogenation / 2: Tosylation;

DOI:10.1002/(SICI)1099-0682(200002)2000:2<351::AID-EJIC351>3.0.CO;2-Q

upstream raw materials:

p-toluenesulfonyl chloride

(2S,3S)-4-amino-2,3-O-isopropylidenebutane-1,2,3-triol

(4S,5S)-4-hydroxymethyl-2,2-dimethyl-5-tosyloxymethyl-1,3-dioxolane

((4S,5S)-5-(azidomethyl)-2,2-dimethyl-1,3-dioxolan-4-yl)methanol