Hydroxy(4-hydroxyphenyl)acetic acid

Basic Information

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CAS Number

7198-10-9

Molecular Formula

C8H8O4

Molecular Weight

168.15 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Fine Chemicals Dyes and Pigments Organic Dyes

Basic Physical Properties

Melting Point

82-85 °C

Boiling Point

217.07°C (rough estimate)

Density

1.1816 (rough estimate)

Refractive Index

1.4611 (estimate)

SMILES

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C1=CC(=CC=C1C(C(=O)O)O)O.O

InChI

InChI=1S/C8H8O4/c9-6-3-1-5(2-4-6)7(10)8(11)12/h1-4,7,9-10H,(H,11,12)

InChIKey

YHXHKYRQLYQUIH-UHFFFAOYSA-N

LogP

0.5101999999999993

Topological Polar Surface Area

77.76 Å²

Hydrogen Bond Donor/Acceptor

3 / 4

Complexity

160

Synonyms & References

English

184901-84-6
7198-10-9
DL-ALPHA,4-DIHYDROXYPHENYLACETIC ACID MONOHYDRATE; P-HYDROXY MANDELIC ACID MONOHYDRATE; 4-hydroxymandelic acid monohydrate; P-hydroxy mandelic acid Single water compound;4-Hydroxymandelic acid monohydrate
3-Hydroxymandelic Acid Monohydrate
MFCD00149283
SCHEMBL564812
DL-4-HYDROXYMANDELIC ACID MONOHYDRATE
4-Hydroxymandelic acid monohydrate
P-hydroxy mandelic acid monohydrate
ATPBHLAWGXOMOR-UHFFFAOYSA-N
J-011853
A880752
AS-12063
AKOS015963219
CS-W016914
Hydroxy(4-hydroxyphenyl)acetic acid--water (1/1)
DTXSID00506557
hydroxy-(4-hydroxy-phenyl)-acetic acid monohydrate
SY057111
EN300-8107592
2-hydroxy-2-(4-hydroxyphenyl)acetic acid;hydrate
2-Hydroxy-2-(4-hydroxyphenyl)acetic acid hydrate
BENZENEACETIC ACID, A,4-DIHYDROXY-, HYDRATE (1:1)
DL-4-Hydroxymandelic acid
P-hydroxy mandelic acid
4-Hydroxymandelic acid
: DL-4-HYDROXYMANDELIC ACID MONOHYDRATE

MDL Number

MFCD00004234

FAQ

What are the physical and chemical properties of Hydroxy(4-hydroxyphenyl)acetic acid (CAS: 7198-10-9)?

Hydroxy(4-hydroxyphenyl)acetic acid (CAS: 7198-10-9) is a white to off-white crystalline solid with a molecular weight of approximately 194.16 g/mol. It has a pKa of 3.56 and is slightly soluble in water. Chemically, it is relatively stable but can react with strong bases to form salts. It is used in the synthesis of various pharmaceuticals and as a starting material for the production of other compounds.

How is Hydroxy(4-hydroxyphenyl)acetic acid (CAS: 7198-10-9) typically synthesized?

Hydroxy(4-hydroxyphenyl)acetic acid is typically synthesized via the reduction of 4-hydroxybenzaldehyde with sodium borohydride. The reaction is catalyzed by a base, such as sodium hydroxide, and occurs in an aqueous medium. The yield is generally high, and the product can be isolated by filtration and recrystallization.

What industries use Hydroxy(4-hydroxyphenyl)acetic acid (CAS: 7198-10-9)?

Hydroxy(4-hydroxyphenyl)acetic acid (CAS: 7198-10-9) is used in the pharmaceutical industry as an intermediate in the synthesis of drugs. It is also utilized in the production of certain polymers, sensors, and as a component in some semiconductor materials. Its reactivity makes it valuable in various chemical processes.

What precautions should be taken when handling Hydroxy(4-hydroxyphenyl)acetic acid (CAS: 7198-10-9)?

When handling Hydroxy(4-hydroxyphenyl)acetic acid (CAS: 7198-10-9), it is important to wear appropriate personal protective equipment (PPE) including gloves, safety goggles, and a lab coat. It should be stored in a cool, dry place away from incompatible materials. Accidental spills should be cleaned up carefully, and the Material Safety Data Sheet (MSDS) should be consulted for specific handling instructions. This compound should be used in a fume hood to minimize exposure.