(2S)-2-Hydroxysuccinic acid

Basic Information

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CAS Number

97-67-6

Molecular Formula

C4H6O5

Molecular Weight

134.09 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Water Treatment Chemicals Coagulants and Flocculants Inorganic Coagulants

Basic Physical Properties

Melting Point

101-103 °C

Boiling Point

167.16°C (rough estimate)

Density

1.600

Flash Point

220 °C

Solubility

H2O: 0.5 M at 20 °C, clear, colorless

Refractive Index

-6.5 ° (C=10, Acetone)

Specific Rotation

-2 º (c=8.5, H2O)

SMILES

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C([C@@H](C(=O)O)O)C(=O)O

InChI

InChI=1S/C4H6O5/c5-2(4(8)9)1-3(6)7/h2,5H,1H2,(H,6,7)(H,8,9)/t2-/m0/s1

InChIKey

BJEPYKJPYRNKOW-REOHCLBHSA-N

LogP

-1.0934000000000001

pKa

(1) 3.46, (2) 5.10(at 25℃)

Topological Polar Surface Area

94.83 Å²

Hydrogen Bond Donor/Acceptor

3 / 5

Complexity

129

Safety Information

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GHS Hazard Pictograms

H315

H319

H335

Hazard Statement

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

Sensitiveness

sensitive to light, sensitive to humidity

Synonyms & References

English

(S)-2-hydroxysuccinic acid
S)-(-)-HYDROXYSUCCINIC ACID
(S)-HYDROXYSUCCINIC ACID
(S)-HYDROXYBUTANEDIOIC ACID
(S)-(-)-MALIC ACID
(S)-2-HYDROXYBUTANEDICARBOXYLIC ACID
S(-)-2-HYDROXYSUCCINIC ACID
NATURAL APPLE ACID
Butanedioicacid,hydroxy-,(S)-
L(-)-Malic acid
L-(-)-Malic Acid
L-(−)-Malic acid
L-Hydroxybutanedioic acid
L-Malic acid
MALIC ACID, L-(-)-(P)
MALIC ACID, L-(-)-(RG)
L-(-)-Apple Acid
L-Hydroxysuccinic acid
Apple acid
湖北L-苹果酸生产厂家
(2S)-2-Hydroxybutanedioic acid
(S)-Malic acid
L-Apple acid
S-(-)-Malic acid
(-)-Hydroxysuccinic acid
S-2-Hydroxybutanedioic acid
L-malate
Butanedioic acid, hydroxy-, (2S)-
(-)-Malic acid
L-2-Hydroxybutanedioic acid
(S)-(-)-Hydroxysuccinic acid

MDL Number

MFCD00064213

Customs Code

2918199090

FAQ

What is (2S)-2-Hydroxysuccinic acid (CAS: 97-67-6)?

(2S)-2-Hydroxysuccinic acid, also known as L-ascorbic acid, is a naturally occurring organic compound. Its chemical formula is C4H6O5. It is a white crystalline solid that is soluble in water and has a sour taste. L-苹果酸 is commonly used in various industries due to its versatile chemical properties and biological activity.

What are the main uses of (2S)-2-Hydroxysuccinic acid (CAS: 97-67-6)?

(2S)-2-Hydroxysuccinic acid is widely used in pharmaceuticals, food, and industrial applications. It serves as a preservative, antioxidant, and acidulant in food products. In pharmaceuticals, it is used in the synthesis of drugs and as a chelating agent. It also plays a role in research for its applications in biochemistry and polymer science.

Is (2S)-2-Hydroxysuccinic acid (CAS: 97-67-6) safe?

(2S)-2-Hydroxysuccinic acid is generally recognized as safe when used in appropriate amounts. It has low toxicity and is non-irritating to the skin and eyes. However, high doses may cause gastrointestinal discomfort. Proper handling and storage are essential to ensure safety, and it should be used in accordance with established safety standards and regulations.

How should (2S)-2-Hydroxysuccinic acid (CAS: 97-67-6) be stored?

(2S)-2-Hydroxysuccinic acid should be stored in a cool, dry place away from direct light. It is stable under normal conditions but may degrade if exposed to high temperatures or humidity. To maintain its quality, it should be kept in a sealed container. Proper storage helps prevent moisture absorption and ensures long-term usability.