2-Hydroxypropanoic acid

Basic Information

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CAS Number

26023-30-3

Molecular Formula

C3H6O3

Molecular Weight

90.08 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Basic Chemical Raw Materials Organic Chemicals Ethers

Water Treatment Chemicals Coagulants and Flocculants Inorganic Coagulants

Basic Physical Properties

Melting Point

262 °C

SMILES

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CC(C(=O)O)OC

InChI

InChI=1S/C3H6O3/c1-2(4)3(5)6/h2,4H,1H3,(H,5,6)

InChIKey

JVTAAEKCZFNVCJ-UHFFFAOYSA-N

LogP

-0.5482

Topological Polar Surface Area

57.53 Å²

Hydrogen Bond Donor/Acceptor

2 / 3

Complexity

69.3

Synonyms & References

English

2-methoxy-propanoic acid
SY028415
MFCD01632589
2-Methoxypropanoic acid
SB44633
UNII-288B9CW12D
.ALPHA.-METHOXYPROPIONIC ACID
FT-0671360
SCHEMBL61971
EINECS 224-356-3
288B9CW12D
AKOS016344122
SB13073
26023-30-3
FT-0728242
BS-12704
MFCD00126928
SB44727
2-Methoxypropanoic acid #
SY066875
Q27254286
Propionic acid, 2-methoxy-
FT-0671359
4324-37-2
BB 0258542
(+/-)-2-methoxypropanoic acid
2-Methoxypropionic acid
SY034306
NS00031327
A872728
Propanoic acid, 2-methoxy-

MDL Number

MFCD00131929

FAQ

What are the physical and chemical properties of 2-Hydroxypropanoic acid (CAS: 26023-30-3)?

2-Hydroxypropanoic acid, also known as lactic acid (CAS: 26023-30-3), is a colorless, syrupy liquid at room temperature. It has a molecular weight of approximately 90.08 g/mol. Lactic acid is slightly soluble in water and has a characteristic sour taste. It is a weak organic acid with a pKa of about 3.86. The compound is highly reactive and can form esters, salts, and participate in esterification reactions.

How is 2-Hydroxypropanoic acid (CAS: 26023-30-3) typically synthesized?

2-Hydroxypropanoic acid (lactic acid, CAS: 26023-30-3) can be synthesized through microbial fermentation, particularly from carbohydrates like sugars. Another common method involves the hydration of acetylene with water in the presence of a strong acid catalyst. The fermentation process yields high purity lactic acid with good selectivity and yield, while the hydration method is more suitable for large-scale production.

What industries use 2-Hydroxypropanoic acid (CAS: 26023-30-3)?

2-Hydroxypropanoic acid (lactic acid, CAS: 26023-30-3) is widely used in the food and beverage industry for flavoring and preservation. It is also important in the pharmaceutical industry for making drugs and intermediates. In the cosmetic industry, it serves as a moisturizer and exfoliant. Additionally, lactic acid is used in the production of fibers, plastics, and in biodegradable polymers for various applications.

What precautions should be taken when handling 2-Hydroxypropanoic acid (CAS: 26023-30-3)?

When handling 2-Hydroxypropanoic acid (lactic acid, CAS: 26023-30-3), always wear appropriate personal protective equipment (PPE) such as gloves, safety goggles, and a lab coat. Work in a well-ventilated area or in a fume hood. Ensure proper storage in a cool, dry place away from direct sunlight and heat sources. In case of a spill, neutralize the acid with a base, and dispose of the solution according to local regulations. Always refer to the Safety Data Sheet (SDS) for detailed handling and safety information.