3,6,2',3',4',6'-Hexa-O-acetyl-1,2-O-(2,3,2',3',4',6'-hexa-O-acetyl-1-O-benzyl-β-lactos-6-yl orthoacetyl)-α-lactose

Base Information

Chemical Name:3,6,2',3',4',6'-Hexa-O-acetyl-1,2-O-(2,3,2',3',4',6'-hexa-O-acetyl-1-O-benzyl-β-lactos-6-yl orthoacetyl)-α-lactose
CAS No.:141243-56-3
Molecular Formula:C₅₇H₇₄O₃₄
Molecular Weight:1303.19
Hs Code.:

Synonyms:3,6,2',3',4',6'-Hexa-O-acetyl-1,2-O-(2,3,2',3',4',6'-hexa-O-acetyl-1-O-benzyl-β-lactos-6-yl orthoacetyl)-α-lactose

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Chemical Property of 3,6,2',3',4',6'-Hexa-O-acetyl-1,2-O-(2,3,2',3',4',6'-hexa-O-acetyl-1-O-benzyl-β-lactos-6-yl orthoacetyl)-α-lactose

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Technology Process of 3,6,2',3',4',6'-Hexa-O-acetyl-1,2-O-(2,3,2',3',4',6'-hexa-O-acetyl-1-O-benzyl-β-lactos-6-yl orthoacetyl)-α-lactose

There total 3 articles about 3,6,2',3',4',6'-Hexa-O-acetyl-1,2-O-(2,3,2',3',4',6'-hexa-O-acetyl-1-O-benzyl-β-lactos-6-yl orthoacetyl)-α-lactose 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: 27.0%

: 141243-54-1
benzyl 2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl-(1→4)-2,3-di-O-acetyl-β-D-glucopyranoside

: 4753-07-5
2,3,6,2',3',4',6'-hepta-O-acetyl-lactosyl bromide

: 141243-56-3
3,6,2',3',4',6'-Hexa-O-acetyl-1,2-O-(2,3,2',3',4',6'-hexa-O-acetyl-1-O-benzyl-β-lactos-6-yl orthoacetyl)-α-lactose

: 63306-31-0,111820-09-8,114717-22-5
3,6-di-O-acetyl-1,2-O-<(exo and endo)>-1-cyanoethylidene-4-O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-α-D-glucopyranose

Guidance literature:: With mercury(II) cyanide; In nitromethane; benzene; at 40 ℃; for 5h;
DOI:10.1016/0008-6215(92)84058-Z

Reference yield:

: 25878-57-3
1,6-anhydro-2,2',3,3',4',6'-hexa-O-acetyl-β-D-lactose

: 141243-56-3
3,6,2',3',4',6'-Hexa-O-acetyl-1,2-O-(2,3,2',3',4',6'-hexa-O-acetyl-1-O-benzyl-β-lactos-6-yl orthoacetyl)-α-lactose

Guidance literature:: Multi-step reaction with 3 steps

1: 8 g / TiBr₄ / CHCl₃ / a) 3.5 h, reflux; b) 7 h, r.t.

2: 42 percent / Hg(CN)2 / benzene; nitromethane / 3.5 h / 40 °C

3: 63 percent / Hg(CN)2 / benzene; nitromethane / 5 h / 40 °C

With mercury(II) cyanide; titanium(IV) bromide; In nitromethane; chloroform; benzene;
DOI:10.1016/0008-6215(92)84058-Z

Reference yield:

: 141243-53-0
2,3,2',3',4',6'-hexa-O-acetyl-α-lactosyl bromide

: 141243-56-3
3,6,2',3',4',6'-Hexa-O-acetyl-1,2-O-(2,3,2',3',4',6'-hexa-O-acetyl-1-O-benzyl-β-lactos-6-yl orthoacetyl)-α-lactose

Guidance literature:: Multi-step reaction with 2 steps

1: 42 percent / Hg(CN)2 / benzene; nitromethane / 3.5 h / 40 °C

2: 63 percent / Hg(CN)2 / benzene; nitromethane / 5 h / 40 °C

With mercury(II) cyanide; In nitromethane; benzene;
DOI:10.1016/0008-6215(92)84058-Z