(2E)-4-Methoxy-4-oxo-2-butenoic acid

Basic Information

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CAS Number

2756-87-8

Molecular Formula

C5H6O4

Molecular Weight

130.1 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

Water Treatment Chemicals Coagulants and Flocculants Inorganic Coagulants

Basic Physical Properties

Melting Point

144-145 °C

Boiling Point

250℃ at 760 mmHg

SMILES

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COC(=O)C=CC(=O)O

InChI

InChI=1S/C5H6O4/c1-9-5(8)3-2-4(6)7/h2-3H,1H3,(H,6,7)/b3-2+

InChIKey

NKHAVTQWNUWKEO-NSCUHMNNSA-N

LogP

-0.19980000000000003

Topological Polar Surface Area

63.60000000000001 Å²

Hydrogen Bond Donor/Acceptor

1 / 4

Complexity

147

Safety Information

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GHS Hazard Pictograms

H318

Hazard Statement

H318 Causes serious eye damage
Serious eye damage/eye irritation

Synonyms & References

English

Bafiertam
SCHEMBL60133
Maleicacidmonomethylester
CHEMBL589586
MONOMETHYL FUMARATE [ORANGE BOOK]
monomethyl-fumarate
J-522708
MRF-0000756
(E)-4-methoxy-4-oxobut-2-enoic acid
HY-103252
methylhydrogenfumarate
2-Butenedioic acid (2E)-, 1-methyl ester
2(E)-Butenedioic acid 1-methyl ester
BCP18454
DTXCID30209463
CS-0026484
mono-Methyl fumarate, certified reference material, TraceCERT(R)
NSC-523835
FUMARIC ACID MONOMETHYL ESTER [MI]
4-methoxy-4-oxobut-2-enoic acid
MFCD00063174
fumarate de monomethyle
MONOMETHYL FUMARATE [WHO-DD]
AKOS015892642
fumarato de monometilo
(2E)-3-(methoxycarbonyl)prop-2-enoic acid
MONOMETHYL FUMARATE [INN]
MONO-METHYLFUMARATE97
mono-Methyl fumarate, 97%
GTPL5786
BDBM50342426

MDL Number

MFCD00063174

Customs Code

2918990090

FAQ

What is (2E)-4-Methoxy-4-oxo-2-butenoic acid (CAS: 2756-87-8)?

(2E)-4-Methoxy-4-oxo-2-butenoic acid, with the CAS number 2756-87-8, is an organic compound belonging to the class of alpha, beta-unsaturated carboxylic acids. Its molecular formula is C5H8O3, and it exhibits acidic properties due to the carboxylic group. The compound is also known for its characteristic ester-like odor and is often used in chemical synthesis.

What are the main uses of (2E)-4-Methoxy-4-oxo-2-butenoic acid (CAS: 2756-87-8)?

(2E)-4-Methoxy-4-oxo-2-butenoic acid (CAS: 2756-87-8) is primarily used in pharmaceutical research as an intermediate for drug development. It also finds applications in the fragrance and flavor industry due to its aromatic properties. Additionally, it is used in organic synthesis for the production of various derivatives and in research settings for chemical studies.

Is (2E)-4-Methoxy-4-oxo-2-butenoic acid (CAS: 2756-87-8) safe?

The safety of (2E)-4-Methoxy-4-oxo-2-butenoic acid (CAS: 2756-87-8) depends on its handling and exposure conditions. It is generally considered safe when used in controlled environments with proper protective measures. However, it may cause skin and eye irritation, so appropriate PPE should be worn during handling. Safety standards should follow OSHA and EPA guidelines for chemical exposure.

How should (2E)-4-Methoxy-4-oxo-2-butenoic acid (CAS: 2756-87-8) be stored?

(2E)-4-Methoxy-4-oxo-2-butenoic acid (CAS: 2756-87-8) should be stored in a cool, dry, and dark place to maintain its stability. It is recommended to keep it in a sealed container at a temperature below 25°C and away from moisture and direct light. Proper storage helps prevent degradation and ensures safety during handling and use.