2-Aminoethanesulfonic acid

Basic Information

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CAS Number

107-35-7

Molecular Formula

C2H7NO3S

Molecular Weight

125.15 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Basic Chemical Raw Materials Organic Chemicals Amines

Water Treatment Chemicals Coagulants and Flocculants Inorganic Coagulants

Basic Physical Properties

Melting Point

>300 °C

Boiling Point

It decomposes before reaching boiling point (325ºC)

Water Solubility

5-10 g/100 mL at 23.5 ºC

Flash Point

300

Solubility

H2O: 0.5 M at 20 °C, clear, colorless

Refractive Index

1.5130 (estimate)

Vapor Pressure

1.7X10-7 mm Hg at 25 °C (est)

Odor

Odorless

SMILES

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NCCS(=O)(=O)O

InChI

InChI=1S/C2H7NO3S/c3-1-2-7(4,5)6/h1-3H2,(H,4,5,6)

InChIKey

XOAAWQZATWQOTB-UHFFFAOYSA-N

LogP

-1.1670999999999996

pKa

1.5(at 25℃)

Topological Polar Surface Area

80.39 Å²

Hydrogen Bond Donor/Acceptor

3 / 4

Complexity

120

Safety Information

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Hazard Statement

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

Storage Conditions

2-8℃

Stability

Stable. Incompatible with strong oxidizing agents.

Sensitiveness

Sensitive to humidity

Synonyms & References

English

2-Aminoethanesulfonic acid
2-AMINOETHANE-1-SULFONIC ACID
2-AMINOETHANESULPHONIC ACID
2-AMINOETHYLSULFONIC ACID
2-AMINOETHYLSULPHONIC ACID
2-AMINOMETHANESULPHONIC ACID
AMINOETHYLSULFONIC ACID
AMINOETHYLSULPHONIC ACID
FEMA 3813
TURIN
2-amino-ethanesulfonicaci
2-sulfoethylamine
Aminoethanesulfonic acid
beta-Aminoethylsulfonic acid
Ethanesulfonic acid, 2-amino-
nci-c60606
O-Due
tauphon
Ethylaminosulfonic acid
Risedronic acid
Taurine
TAURINE(P)
TAURINE(RG)
Taurine(Technical)
TATU
Taufon
Taukard
NSC 32428
L-Taurine
Taurinum [Latin]
Taurina [Spanish]

MDL Number

MFCD00008197

Customs Code

29211980

FAQ

What is 2-Aminoethanesulfonic acid (CAS: 107-35-7)?

2-Aminoethanesulfonic acid (CAS: 107-35-7), also known as L-cysteine, is a white crystalline amino acid derivative with the chemical formula C2H7NO3S. It functions as a buffering agent and antioxidant, exhibiting high solubility in water. This compound is characterized by its ability to stabilize proteins and maintain pH balance in biological systems. Commonly used in food, pharmaceutical, and cosmetic industries, it plays a key role in amino acid metabolism and is a precursor for glutathione synthesis.

What are the main uses of 2-Aminoethanesulfonic acid (CAS: 107-35-7)?

2-Aminoethanesulfonic acid (CAS: 107-35-7) is widely used as a buffering agent in pharmaceuticals to maintain drug stability. In the food industry, it enhances flavor and acts as a food additive. It also serves as an antioxidant in cosmetics and skincare products. Additionally, it is employed in research for protein stabilization and in industrial processes for pH control. Its versatility makes it a key component in various applications, including amino acid supplements and chemical synthesis.

Is 2-Aminoethanesulfonic acid (CAS: 107-35-7) safe?

2-Aminoethanesulfonic acid (CAS: 107-35-7) is generally safe when used within recommended concentrations. It is non-toxic in normal dietary amounts but may cause irritation if mishandled. Safety guidelines recommend wearing gloves and goggles during handling to prevent skin or eye contact. Proper ventilation is advised to avoid inhalation of dust. Adherence to OSHA and EPA standards ensures safe use in industrial and research settings.

How should 2-Aminoethanesulfonic acid (CAS: 107-35-7) be stored?

2-Aminoethanesulfonic acid (CAS: 107-35-7) should be stored in a cool, dry place away from moisture and light. Keep in airtight containers, preferably glass or plastic, to maintain stability. Avoid exposure to high humidity and extreme temperatures to prevent degradation. Store at 2-8°C for optimal preservation. Ensure proper labeling and secure storage to maintain quality and safety during handling.