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5,5'-Methylenedisalicylic acid

5,5'-Methylenedisalicylic acid Structure
CAS No.
122-25-8
Chemical Name:
5,5'-Methylenedisalicylic acid
Synonyms
TIMTEC-BB SBB001177;5,5‘-Methylenedisalicylicaci;Methyl Salicylate Impurity 7;5,5'-Methylenedisalicylic acid;5,5'-Methylenedisalicylic acid;5,5'-Methylenebissalicylic acid;5,5'-METHYLENE DISALICYCLIC ACID;5,5'-Methylenebis(salicylic acid);3,3'-Methylenebis[6-hydroxybenzoi;5,5'-Methylenedisalicylic acid,95%
CBNumber:
CB4430210
Molecular Formula:
C15H12O6
Molecular Weight:
288.25
MOL File:
122-25-8.mol
MSDS File:
SDS
Modify Date:
2023/4/23 13:52:06

5,5'-Methylenedisalicylic acid Properties

Melting point 235-242 °C
Boiling point 350.49°C (rough estimate)
Density 1.2709 (rough estimate)
refractive index 1.4413 (estimate)
pka 2.94±0.10(Predicted)
form Powder
color Cream
Water Solubility insoluble
CAS DataBase Reference 122-25-8(CAS DataBase Reference)
EPA Substance Registry System 5,5'-Methylenedisalicylic acid (122-25-8)

SAFETY

Risk and Safety Statements

Symbol(GHS) 
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H335
Precautionary statements  P261-P305+P351+P338
Safety Statements  24/25
HS Code  29182900

5,5'-Methylenedisalicylic acid Chemical Properties,Uses,Production

Chemical Properties

cream powder

Purification Methods

Crystallise the acid from Me2CO, *C6H6 or CHCl3/MeOH (m 268-268o). It has max at 312nm ( 7530)in EtOH. [Cushman & Kanamathareddy Tetrahedron 46 1406 1990.]

5,5'-Methylenedisalicylic acid Preparation Products And Raw materials

Raw materials

Preparation Products

Global( 112)Suppliers
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TIMTEC-BB SBB001177 4,4'-DIHYDROXYDIPHENYLMETHANE-3,3'-DICARBOXYLIC ACID 5,5'-METHYLENE DISALICYCLIC ACID Benzoic acid, 3,3-methylenebis6-hydroxy- 5,5'-Methylenedisalicylic acid 2,2'-Dihydroxy-5,5'-methylenedibenzoic acid 3,3'-Methylenebis[6-hydroxybenzoic acid] 4,4'-Dihydroxy-3,3'-dicarboxydiphenylmethane 5-(3-Carboxy-4-hydroxybenzyl)salicylic acid 5,5'-Methylenebis(2-hydroxybenzenecarboxylic acid) 5,5'-Methylenebis(salicylic acid) 5,5'-Methylenebissalicylic acid 5,5'-Methylenedisalicylic acid,95% 3,3'-Methylenebis[6-hydroxybenzoi 5-[(3-carboxy-4-hydroxyphenyl)Methyl]-2-hydroxybenzoic acid 5,5'-Methylenebis(2-hydroxybenzoic acid) 5-[(3-carboxylato-4-hydroxyphenyl)methyl]-2-hydroxybenzoate 5,5‘-Methylenedisalicylicaci 5,5'-Methylenebis(2-hydroxybenzoic Acid) (~90%) Methyl Salicylate Impurity 7 5,5'-Methylenedisalicylic acid 122-25-8 Diphenylmethanes (for High-Performance Polymer Research) Reagent for High-Performance Polymer Research Aromatic Carboxylic Acids, Amides, Anilides, Anhydrides & Salts