Benzoic acid,3,3',3''-(hydroxymethylidyne)tris[6-hydroxy-

Base Information

• Chemical Name: Benzoic acid,3,3',3''-(hydroxymethylidyne)tris[6-hydroxy-
• CAS No.: 639-56-5
• Molecular Formula: C22H16 O10
• Molecular Weight: 440.363
• Mol file: 639-56-5.mol

Synonyms:

Chemical Property of Benzoic acid,3,3',3''-(hydroxymethylidyne)tris[6-hydroxy-

Chemical Property:

• Boiling Point: 804.6°Cat760mmHg
• Flash Point: 454.3°C
• PSA: 192.82000
• Density: 1.673g/cm³
• LogP: 2.18220

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of Benzoic acid,3,3',3''-(hydroxymethylidyne)tris[6-hydroxy-

There total 2 articles about Benzoic acid,3,3',3''-(hydroxymethylidyne)tris[6-hydroxy- 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: 78.0%

5,5'-methylenedisalicylic acid (122-25-8) + salicylic acid (69-72-7,25496-36-0,8052-31-1) → 3,3',3''-tricarboxy-4,4',4''-trihydroxytriphenylcarbinol (639-56-5)

Guidance literature:

With sulfuric acid; sodium nitrite; for 18h; Ambient temperature;

DOI:10.1016/S0040-4020(01)81957-8

Reference yield:

3,3'-dichloro-5,5'-dicarboxy-4,4'-dihydroxydiphenylmethane (128626-47-1) → 3,3',3''-tricarboxy-4,4',4''-trihydroxytriphenylcarbinol (639-56-5)

Guidance literature:

Multi-step reaction with 2 steps

1: 92 percent / H₂, 760 torr / Pd/C (10percent) / ethanol; triethylamine / 48 h / Ambient temperature

2: 78 percent / H₂SO₄, NaNO₂ / 18 h / Ambient temperature

With 760 torr; sulfuric acid; hydrogen; sodium nitrite; palladium on activated charcoal; In ethanol; triethylamine;

DOI:10.1016/S0040-4020(01)81957-8

Reference yield: 98.0%

3,3',3''-tricarboxy-4,4',4''-trihydroxytriphenylcarbinol (639-56-5) → 3,3',3''-tricarboxy-4,4',4''-trihydroxytriphenylmethane (129749-38-8)

Guidance literature:

With hydrogen; palladium on activated charcoal; In ethanol; for 72h; under 4137.2 Torr;

DOI:10.1021/jm00105a053

upstream raw materials:

5,5'-methylenedisalicylic acid

salicylic acid

3,3'-dichloro-5,5'-dicarboxy-4,4'-dihydroxydiphenylmethane

Downstream raw materials:

3,3',3''-trimethoxycarbonyl-4,4',4''-trihydroxytriphenylcarbinol

3,3',3''-tricarboxy-4,4',4''-trihydroxytriphenylmethane

3,3',3''-tricarbomethoxy-4,4',4''-trihydroxytriphenylmethane

Refernces