2,4-DIFLUOROMANDELIC ACID

Base Information

• Chemical Name: 2,4-DIFLUOROMANDELIC ACID
• CAS No.: 132741-30-1
• Molecular Formula: C₈H₆F₂O₃
• Molecular Weight: 188.131
• Hs Code.: 2918199090
• Mol file: 132741-30-1.mol

Synonyms:α-Hydroxy-2,4-difluorophenylacetic acid;(2,4-Difluorophenyl)(hydroxy)acetic acid;TL8005319;

Chemical Property of 2,4-DIFLUOROMANDELIC ACID

Chemical Property:

• Vapor Pressure: 0.000336mmHg at 25°C
• Melting Point: 220-221°C
• Boiling Point: 306.464 °C at 760 mmHg
• PKA: 3.06±0.10(Predicted)
• Flash Point: 139.144 °C
• PSA: 57.53000
• Density: 1.523 g/cm³
• LogP: 1.08280

Purity/Quality:

97% ^*data from raw suppliers

2,4-Difluoromandelicacid ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xi
• Hazard Codes: Xi
• Statements: 36/37/38
• Safety Statements: 26-36

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 2,4-DIFLUOROMANDELIC ACID

There total 8 articles about 2,4-DIFLUOROMANDELIC ACID 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: 66.0%

C8H5F3O2 → (R)-2,4-difluoromandelic acid cyanohydrin (132741-30-1) + C8H5F3O2

Guidance literature:

With fluoroacetate dehalogenase RPA₁₁₆₃-W₁₈₅T; for 4h; enantioselective reaction; Catalytic behavior; Kinetics; Enzymatic reaction;

DOI:10.1021/acscatal.9b04804

Reference yield:

C8H5F2NO (1154151-38-8) → 2-(2,4-difluorophenyl)-2-hydroxyacetic acid (132741-30-1)

Guidance literature:

With hydrogenchloride; water; In 1,4-dioxane; for 6h; Reflux;

DOI:10.1016/j.tetlet.2014.02.095

Reference yield:

2-(2,4-difluorophenyl)-2-hydroxyacetic acid (132741-30-1) → (R)-2,4-difluoromandelic acid cyanohydrin (132741-30-1)

Guidance literature:

With (R)-ketoacid reductase from Saccharomyces cerevisiae ZJB₅₀₇₄; (S)-hydroxyacid dehydrogenase from Pseudomonas aeruginosa CCTCC M 2011394; glycerol; In aq. phosphate buffer; at 30 ℃; for 24h; pH=7.5; enantioselective reaction; Enzymatic reaction;

DOI:10.1039/c3cc46240d

upstream raw materials:

2,4-difluorobenzaldehyde

C₈H₅F₂NO

Downstream raw materials:

methyl bromo(2,4-difluorophenyl)acetate

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