Methylenedigallic acid

Base Information

• Chemical Name: Methylenedigallic acid
• CAS No.: 552-21-6
• Molecular Formula: C15H12 O10
• Molecular Weight: 352.254
• Hs Code.: 2918290000
• European Community (EC) Number: 209-005-4
• UNII: 656LNJ8CD5
• DSSTox Substance ID: DTXSID20203692
• Nikkaji Number: J6.717B
• Wikidata: Q27263834
• Mol file: 552-21-6.mol

Synonyms:Methylenedigallic acid;552-21-6;UNII-656LNJ8CD5;656LNJ8CD5;EINECS 209-005-4;3,3',4,4',5,5'-Hexahydroxy-2,2'-methylenedi(benzoic acid);2,2'-methylenebis(3,4,5-trihydroxybenzoic acid);METHYLENEBISGALLIC ACID;SCHEMBL2135585;DTXSID20203692;METHYLENEDIGALLIC ACID [MI];C15H12O10;C15-H12-O10;GALLIC ACID, 2,2'-METHYLENEDI-;Benzoic acid, 2,2'-methylenebis(3,4,5-trihydroxy-;Q27263834

Chemical Property of Methylenedigallic acid

Chemical Property:

• Boiling Point: 820.9oC at 760 mmHg
• Flash Point: 464.1oC
• PSA: 195.98000
• Density: 1.909g/cm3
• LogP: 0.90740
• XLogP3: 0.8
• Hydrogen Bond Donor Count: 8
• Hydrogen Bond Acceptor Count: 10
• Rotatable Bond Count: 4
• Exact Mass: 352.04304658
• Heavy Atom Count: 25
• Complexity: 467

Purity/Quality:

99% ^*data from raw suppliers

METHYLENEDIGALLIC ACID 95.00% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=C(C(=C(C(=C1O)O)O)CC2=C(C(=C(C=C2C(=O)O)O)O)O)C(=O)O

Technology Process of Methylenedigallic acid

There total 3 articles about Methylenedigallic 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:

diacetoxymethane (628-51-3,25231-38-3) → 3,4,5,3',4',5'-hexahydroxy-2,2'-methanediyl-di-benzoic acid (552-21-6)

Guidance literature:

With water; at 100 ℃; sparingly soluble amorphous methylenedigallic acid; im geschlossenen Rohr; Behandeln der Reaktionsloesung mit Gallussaeure und konz. Salzsaeure;

Reference yield:

formaldehyd (50-00-0,30525-89-4,61233-19-0) + 3,4,5-trihydroxybenzoic acid (149-91-7) → 3,4,5,3',4',5'-hexahydroxy-2,2'-methanediyl-di-benzoic acid (552-21-6)

Guidance literature:

With hydrogenchloride; lightsoluble crystalline methylenedigallic acid; Behandeln des Reaktionsprodukts mit Wasser;

Reference yield:

→ 3,4,5,3',4',5'-hexahydroxy-2,2'-methanediyl-di-benzoic acid (552-21-6)

Guidance literature:

With hydrogenchloride; water; lightsoluble amorphous methylenedigallic acid;

upstream raw materials:

formaldehyd

3,4,5-trihydroxybenzoic acid

diacetoxymethane