methyl (2S,4R)-4-benzyloxy-2-tert-butoxycarbonylamino-5-methylsulfonyloxypentanoate

Base Information

Chemical Name:methyl (2S,4R)-4-benzyloxy-2-tert-butoxycarbonylamino-5-methylsulfonyloxypentanoate
CAS No.:135582-91-1
Molecular Formula:C₁₉H₂₉NO₈S
Molecular Weight:431.507
Hs Code.:

Synonyms:methyl (2S,4R)-4-benzyloxy-2-tert-butoxycarbonylamino-5-methylsulfonyloxypentanoate

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Chemical Property of methyl (2S,4R)-4-benzyloxy-2-tert-butoxycarbonylamino-5-methylsulfonyloxypentanoate

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Technology Process of methyl (2S,4R)-4-benzyloxy-2-tert-butoxycarbonylamino-5-methylsulfonyloxypentanoate

There total 4 articles about methyl (2S,4R)-4-benzyloxy-2-tert-butoxycarbonylamino-5-methylsulfonyloxypentanoate 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: 99.0%

: 135582-90-0
methyl (R,Z)-4-benzyloxy-2-tert-butoxycarbonylamino-5-methylsulfonyloxy-2-pentenoate

: 135582-91-1
methyl (2S,4R)-4-benzyloxy-2-tert-butoxycarbonylamino-5-methylsulfonyloxypentanoate

Guidance literature:: With hydrogen; (R,R)-⁺BF4^-; In methanol; for 72h; under 2250.2 Torr; Ambient temperature;
DOI:10.1055/s-1991-26480

Reference yield:

: 129492-58-6
(-)-2-O-benzyl-L-glyceraldehyde

: 135582-91-1
methyl (2S,4R)-4-benzyloxy-2-tert-butoxycarbonylamino-5-methylsulfonyloxypentanoate

Guidance literature:: Multi-step reaction with 3 steps

1: 1) KOBu-t / 1) CH₂Cl₂, -70 deg C, 15 min, 2) a) -70 deg C, 0.5 h, b) to room temperature, 14 h

2: 83 percent / pyridine / CH₂Cl₂ / 6 h / Ambient temperature

3: 99 percent / H₂ / (R,R)-(+)*BF₄(-) / methanol / 72 h / 2250.2 Torr / Ambient temperature

With pyridine; potassium tert-butylate; hydrogen; (R,R)-⁺BF4^-; In methanol; dichloromethane;
DOI:10.1055/s-1991-26480

Reference yield:

: 121056-95-9,89524-98-1
trimethyl 2-(tert-butoxycarbonylamino)phosphonoacetate

: 135582-91-1
methyl (2S,4R)-4-benzyloxy-2-tert-butoxycarbonylamino-5-methylsulfonyloxypentanoate

Guidance literature:: Multi-step reaction with 3 steps

1: 1) KOBu-t / 1) CH₂Cl₂, -70 deg C, 15 min, 2) a) -70 deg C, 0.5 h, b) to room temperature, 14 h

2: 83 percent / pyridine / CH₂Cl₂ / 6 h / Ambient temperature

3: 99 percent / H₂ / (R,R)-(+)*BF₄(-) / methanol / 72 h / 2250.2 Torr / Ambient temperature

With pyridine; potassium tert-butylate; hydrogen; (R,R)-⁺BF4^-; In methanol; dichloromethane;
DOI:10.1055/s-1991-26480