1844-01-5

1844-01-5 - Names and Identifiers

Name	Dihydrxytetraphenylmethane
Synonyms	Dihydrxytetraphenylmethane Bis(4-hydroxyphenyl)diphenylme 4,4-Dihydrxytetraphenylmethane 4,4'-(Diphenylmethylene)diphenol 4,4'-DIHYDROXYTETRAPHENYLMETHANE 4,4'-Dihydroxytetraphenylmethane 4,4'-(diphenylmethanediyl)diphenol BIS(4-HYDROXYPHENYL)DIPHENYLMETHANE (DIPHENYL)BIS(4-HYDROXYPHENYL)METHANE 4,4'-Dihydroxytetraphenylmethane in stock Factory
CAS	1844-01-5
InChI	InChI=1/C25H20O2/c26-23-15-11-21(12-16-23)25(19-7-3-1-4-8-19,20-9-5-2-6-10-20)22-13-17-24(27)18-14-22/h1-18,26-27H

1844-01-5 - Physico-chemical Properties

Molecular Formula	C25H20O2
Molar Mass	352.43
Density	1.203±0.06 g/cm3(Predicted)
Melting Point	296-298 °C
Boling Point	530.6±45.0 °C(Predicted)
Flash Point	240.6°C
Solubility	DMSO (Slightly), Methanol (Slightly)
Vapor Presure	7.14E-12mmHg at 25°C
Appearance	Solid
Color	Off-White to Pale Yellow
BRN	2059947
pKa	10.01±0.10(Predicted)
Storage Condition	-20°C Freezer
Refractive Index	1.657
MDL	MFCD00045785

1844-01-5 - Risk and Safety

Hazard Symbols	Xi - Irritant
Risk Codes	R36/37/38 - Irritating to eyes, respiratory system and skin. R53 - May cause long-term adverse effects in the aquatic environment
Safety Description	26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
WGK Germany	3

1844-01-5 - Introduction

Dihydrxytetraphenylmethane(Bisphenol A) is A common organic compound with the molecular formula C15H16O2. The following is a description of its nature, use, preparation and safety information:

Nature:
- Dihydrxytetraphenylmethane is a colorless crystalline solid, soluble in organic solvents such as alcohols, ethers and the like.
-It has two phenol groups (− OH) and two benzene rings (− C6H4 −) linked together.
-The compound has stable chemical properties and can withstand high temperatures and some chemical reagents.

Use:
- Dihydrxytetraphenylmethane is an important raw material for the production of polycarbonate plastics (such as polycarbonate), epoxy resins and flame retardants.
-It is also used in the manufacture of protective coatings, paints, glues and adhesives.

Method:
- Dihydrxytetraphenylmethane is usually obtained by condensing benzoic acid with phenol under acidic conditions.
-In this process, the carboxyl group (− COOH) of benzoic acid condenses with the phenolic hydroxyl group (− OH) of phenol to form an ester bond (− CO − O −) structure.

Safety Information:
- Dihydrxytetraphenylmethane is relatively safe for humans and the environment under general conditions.
-However, long-term exposure to high concentrations of Dihydrxytetraphenylmethane may pose certain health risks.
-Studies have shown that high-dose exposure may be associated with health problems such as endocrine disruption, cancer and developmental problems.
-Therefore, when using, you need to follow relevant safety guidelines and regulations and avoid excessive exposure to this compound.

Last Update：2024-04-10 22:29:15