4-Amino-3-hydroxybenzoic acid

Basic Information

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CAS Number

2374-03-0

Molecular Formula

C7H7NO3

Molecular Weight

153.14 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Basic Chemical Raw Materials Organic Chemicals Amines

Fine Chemicals Dyes and Pigments Organic Dyes

Basic Physical Properties

Physical State

Powder

Melting Point

211-215 °C

Boiling Point

385.7℃ at 760 mmHg

Water Solubility

Soluble in chloroform, and aqeous ethanol, water (Partly miscible)

Flash Point

187.1℃

Refractive Index

1.691

SMILES

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

InChI

InChI=1S/C7H7NO3/c8-5-2-1-4(7(10)11)3-6(5)9/h1-3,9H,8H2,(H,10,11)

InChIKey

NFPYJDZQOKCYIE-UHFFFAOYSA-N

LogP

0.6726

Topological Polar Surface Area

83.55 Å²

Hydrogen Bond Donor/Acceptor

4 / 4

Complexity

160

Safety Information

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GHS Hazard Pictograms

H302

H315

H319

H335

Hazard Statement

H302 Harmful if swallowed
Acute toxicity, oral

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

H335 May cause respiratory irritation
Specific target organ toxicity, single exposure; Respiratory tract irritation

Synonyms & References

English

NS00017272
KSC-11-207-17
4-Amino-3-hydroxy benzoic acid
3-hydroxy-4-aminobenzoic acid
SY018797
STR04495
FT-0617496
AC-4479
Tafamidis intermediate
AM20060231
2hdr
PS-4562
3-Hydroxy-p-aminobenzoic acid
SCHEMBL180385
2374-03-0
CS-W002114
EN300-42793
CHEMBL1462
DTXSID90178409
HY-W002114
DCB6PQR8WG
4-Amino-3-hydroxybenzoicAcid
(4-Carboxy-2-hydroxyphenyl)amine
benzoic acid, 4-amino-3-hydroxy-
4-Amino-3-hydroxybenzoic acid, 97%
MFCD00017094
NSC 407243
Z431554234
Q27454543
NSC407243
Q-200427

MDL Number

MFCD00017094

Customs Code

2922509090

FAQ

What is 4-Amino-3-hydroxybenzoic acid (CAS: 2374-03-0)?

4-Amino-3-hydroxybenzoic acid is an organic compound with the molecular formula C7H7NO3. It is a white or slightly yellow crystalline solid with a pungent odor. It is used as a precursor to other compounds and in pharmaceuticals. The compound is soluble in water and slightly soluble in ethanol.

What are the main uses of 4-Amino-3-hydroxybenzoic acid (CAS: 2374-03-0)?

4-Amino-3-hydroxybenzoic acid is primarily used as an intermediate in the synthesis of other organic compounds, particularly in the pharmaceutical industry. It is also used in the production of various dyes and as a research reagent in organic chemistry.

Is 4-Amino-3-hydroxybenzoic acid (CAS: 2374-03-0) safe?

4-Amino-3-hydroxybenzoic acid is generally considered safe for its intended use, but it should be handled with care. It is not toxic but may cause skin irritation if it comes into contact with the skin. Proper protective equipment, such as gloves and safety glasses, should be worn during handling. Storage should be in a dry, well-ventilated area away from heat and open flames.

How should 4-Amino-3-hydroxybenzoic acid (CAS: 2374-03-0) be stored?

4-Amino-3-hydroxybenzoic acid should be stored in a cool, dry place away from direct sunlight and heat sources. It should be kept in a tightly sealed container to protect it from moisture. The storage temperature should not exceed 25°C (77°F). Keep the container closed to prevent moisture uptake and contamination.