4-Formyl-1,3-benzenedisulfonic acid

Basic Information

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CAS Number

88-39-1

Molecular Formula

C7H6O7S2

Molecular Weight

266.25 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Basic Chemical Raw Materials Organic Chemicals Aldehydes

Fine Chemicals Dyes and Pigments Organic Dyes

Basic Physical Properties

Physical State

No data available

Melting Point

No data available

Boiling Point

No data available

Density

1.815

Flash Point

No data available

Refractive Index

1.633

SMILES

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C1=CC(=C(C=C1S(=O)(=O)O)S(=O)(=O)O)C=O

InChI

InChI=1S/C7H6O7S2/c8-4-5-1-2-6(15(9,10)11)3-7(5)16(12,13)14/h1-4H,(H,9,10,11)(H,12,13,14)

InChIKey

PQYVGRGYAZDHFY-UHFFFAOYSA-N

LogP

-0.007499999999999896

Topological Polar Surface Area

125.80999999999999 Å²

Hydrogen Bond Donor/Acceptor

2 / 7

Complexity

452

Safety Information

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Hazard Statement

H302 Harmful if swallowed
Acute toxicity, oral

H319 Causes serious eye irritation
Serious eye damage/eye irritation

Synonyms & References

English

2,4-disulfobenzaldehyde
SCHEMBL225048
C7H6O7S2
C7-H6-O7-S2
4-Formylbenzene-1,3-disulphonic acid
acido 4-formilbenzen-1,3-disolfonico
Acide 4-formylbenzene-1,3-disulfonique
FT-0631416
1,3-Benzenedisulfonicacid, 4-formyl-
2-((5-(2-aminoethyl)-4-isopropyl-4H-1,2,4-triazol-3-yl)thio)ethanol hydrochloride
PQYVGRGYAZDHFY-UHFFFAOYSA-N
W-100407
1,3-Benzenedisulfonic acid, 4-formyl-
4-formylbenzen-1,3-disulfonsyre
Acido 4-formilbenceno-1,3-disulfonico
AC-10649
EINECS 201-826-6
A842567
MFCD00450438
AKOS007930290
88-39-1
4-FORMYL-1,3-BENZENEDISULFONIC ACID
DTXSID7058965
4-formylbenzene-1,3-disulfonic acid
acido 4-formilbenzeno-1,3-dissulfonico
EN300-1654977
Benzaldehyde-2,4-disulfonic acid
4-Formylbenzene-1,3-disulfonic acid
2,4-BENZALDEHYDE DISULFONIC ACID
4-formyl-1,3-Benzenedisulfonic acid
1,3-Benzenedisulfonicacid,4-formyl

MDL Number

MFCD00450438

Customs Code

2913000090

FAQ

What are the physical and chemical properties of 4-Formyl-1,3-benzenedisulfonic acid (CAS: 88-39-1)?

4-Formyl-1,3-benzenedisulfonic acid is a crystalline solid with a molecular weight of approximately 222.13 g/mol. It is soluble in water and less soluble in organic solvents. Chemically, it is highly reactive due to the presence of the carboxyl and sulfonic acid groups, which can participate in various chemical reactions such as esterification, amide formation, and sulfonation.

How is 4-Formyl-1,3-benzenedisulfonic acid (CAS: 88-39-1) typically synthesized?

4-Formyl-1,3-benzenedisulfonic acid is typically synthesized by the sulfonation of 1,3-benzenedicarboxylic acid with sulfur trioxide (SO₃) or oleum. The reaction can be conducted under controlled conditions to ensure high yield and selectivity. Catalysts such as pyridine or anhydrous sulfuric acid can be used to improve the reaction efficiency and reduce side products.

What industries use 4-Formyl-1,3-benzenedisulfonic acid (CAS: 88-39-1)?

4-Formyl-1,3-benzenedisulfonic acid is used in various industries. It is a key component in the production of dyes, pigments, and pharmaceuticals due to its ability to form stable complexes. Additionally, it finds applications in the synthesis of polymers, as a sensor material, and in the semiconductor industry for its unique electronic properties.

What precautions should be taken when handling 4-Formyl-1,3-benzenedisulfonic acid (CAS: 88-39-1)?

When handling 4-Formyl-1,3-benzenedisulfonic acid (CAS: 88-39-1), appropriate personal protective equipment (PPE) such as gloves, goggles, and a lab coat should be worn. The compound should be handled in a well-ventilated area or fume hood due to its volatility and potential for inhalation. Spills should be cleaned up using appropriate chemical spill kits, and the Material Safety Data Sheet (MSDS/SDS) should be consulted for detailed emergency procedures.