5,6-O-ISOPROPYLIDENE-D-GULONIC ACID GAMMA-LACTONE

Base Information

• Chemical Name: 5,6-O-ISOPROPYLIDENE-D-GULONIC ACID GAMMA-LACTONE
• CAS No.: 67321-94-2
• Molecular Formula: C₉H₁₄O₆
• Molecular Weight: 218.207
• Mol file: 67321-94-2.mol

Synonyms:5,6-O-ISOPROPYLIDENE-D-GULONIC ACID GAMMA-LACTONE;5,6,O-ISOPROPYLIDENE-D-GLUCONIC ACID GAMMA-LACTONE);5,6-O-Isopropylidene-D-gulonic acid γ-lactone

Chemical Property of 5,6-O-ISOPROPYLIDENE-D-GULONIC ACID GAMMA-LACTONE

Chemical Property:

• Melting Point: 166-170 °C
• PSA: 85.22000
• LogP: -1.21490

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Safety Statements: 22-24/25

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 5,6-O-ISOPROPYLIDENE-D-GULONIC ACID GAMMA-LACTONE

There total 11 articles about 5,6-O-ISOPROPYLIDENE-D-GULONIC ACID GAMMA-LACTONE 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: 100.0%

2,2-dimethoxy-propane (77-76-9) + D-galactono-1,4-lactone (2782-07-2) → 5,6-O-isopropylidene-D-galactonic acid γ-lactone (56710-46-4,67321-94-2,69602-93-3,94697-68-4,100227-29-0,102355-63-5,121357-95-7)

Guidance literature:

With toluene-4-sulfonic acid; In acetone; for 2h; Ambient temperature;

DOI:10.1016/S0040-4020(01)81716-6

Reference yield: 94.0%

2,2-dimethoxy-propane (77-76-9) + L-gulono-1,4-lactone (1128-23-0) → L-5,6-isopropylidene-gulono-1,4-lactone (56710-46-4,67321-94-2,69602-93-3,100227-29-0,102355-63-5,121357-95-7,94697-68-4)

Guidance literature:

With toluene-4-sulfonic acid; In tetrahydrofuran; DMF (N,N-dimethyl-formamide); water; at 0 - 20 ℃; for 18h;

Reference yield: 94.0%

p-toluenesulfonic acid monohydrate (6192-52-5) + 2,2-dimethoxy-propane (77-76-9) + L-gulono-1,4-lactone (1128-23-0) → L-5,6-isopropylidene-gulono-1,4-lactone (56710-46-4,67321-94-2,69602-93-3,100227-29-0,102355-63-5,121357-95-7,94697-68-4)

Guidance literature:

In tetrahydrofuran; N-methyl-acetamide;

upstream raw materials:

2,2-dimethoxy-propane

D-galactono-1,4-lactone

acetone

D-Galactose

Downstream raw materials:

5,6-di-O-isopropylidene-2-O-[3-(trifluoromethyl)benzoyl]-D-galactono-1,4-lactone

5,6-di-O-isopropylidene-2-O-tosyl-D-galactono-1,4-lactone

2,3,5,6-tetra-O-benzyl-α-D-galactofuranosyl-(1->2)-5,6-O-isopropylidene-D-galactono-1,4-lactone

3-O-benzoyl-5,6-O-isopropylidene-D-galactono-1,4-lactone

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