3,4-Dimethyl-2,5-furandione

Basic Information

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CAS Number

766-39-2

Molecular Formula

C6H6O3

Molecular Weight

126.11 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Basic Chemical Raw Materials Organic Chemicals Esters

Basic Chemical Raw Materials Organic Chemicals Ethers

Basic Chemical Raw Materials Organic Chemicals Heterocyclic Compounds

Pharmaceutical Chemicals Pharmaceutical Intermediates Heterocyclic Intermediates

Basic Physical Properties

Melting Point

93.0 to 97.0 deg-C

Boiling Point

119°C/20mmHg

Density

1.107 g/cm3 (100℃)

Water Solubility

Soluble in ethanol, ether and chloroform. Slightly soluble in water.

Flash Point

222-223℃

Refractive Index

1.5627 (estimate)

SMILES

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CC1=C(C(=O)OC1=O)C

InChI

InChI=1S/C6H6O3/c1-3-4(2)6(8)9-5(3)7/h1-2H3

InChIKey

MFGALGYVFGDXIX-UHFFFAOYSA-N

LogP

0.40619999999999995

Topological Polar Surface Area

43.370000000000005 Å²

Hydrogen Bond Donor/Acceptor

0 / 3

Complexity

190

Safety Information

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GHS Hazard Pictograms

H302

H319

Hazard Statement

H302 Harmful if swallowed
Acute toxicity, oral

H319 Causes serious eye irritation
Serious eye damage/eye irritation

Sensitiveness

Moisture Sensitive

Synonyms & References

English

2,3-dimethyl maleic acid anhydride
.alpha.,.beta.-Dimethylmaleic anhydride
NSC-92512
A9712
AKOS008901117
WLN: T5VOVJ D1 E1
J-511220
AKOS025243217
EN300-54731
2,3-dimethyl-maleic anhydride
2,3-Dimethylmaleic acid anhydride
AMY13349
CHEMBL2270559
STR00830
Dimethylmaleic acid anhydride
UNII-6PP3N541QA
Dimethylmaleic anhydride
2,3-Dimethylmaleicanhydride
D3473
MFCD00005523
Q27265297
2,5-Furandione, 3,4-dimethyl-
3,4-dimethylfuran-2,5-dione
SY008056
DTXSID6061103
NSC 92512
PS-4164
NS00037820
Maleic anhydride, dimethyl-
2,3-DIMETHYLMALEIC ANHYDRIDE [HSDB]
2, 3,4-dimethyl-

MDL Number

MFCD00005523

Customs Code

2917190090

FAQ

What is 3,4-Dimethyl-2,5-furandione (CAS: 766-39-2)?

3,4-Dimethyl-2,5-furandione is a yellow to brown liquid with a bitter taste. Its chemical formula is C6H6O2. It is used in various applications and is known for its reactivity with nucleophiles and its ability to form enolates.

What are the main uses of 3,4-Dimethyl-2,5-furandione (CAS: 766-39-2)?

3,4-Dimethyl-2,5-furandione is primarily used in the synthesis of chemical intermediates, pharmaceuticals, and as a reagent in organic chemistry. It is also used in food flavoring and as a component in some fragrances.

Is 3,4-Dimethyl-2,5-furandione (CAS: 766-39-2) safe?

3,4-Dimethyl-2,5-furandione can be toxic if ingested or inhaled. It is important to handle it with gloves and protective eyewear. It should be stored in a cool, dry place away from heat and ignition sources. It is advisable to follow safety data sheet (SDS) guidelines for handling and disposal.

How should 3,4-Dimethyl-2,5-furandione (CAS: 766-39-2) be stored?

3,4-Dimethyl-2,5-furandione should be stored in a cool, dry place, preferably below 25°C. It should be kept away from heat and ignition sources. Containers should be tightly sealed to prevent evaporation and contamination. Exposure to light should be minimized, and it should be stored in a well-ventilated area to avoid inhalation risks.