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N-Acetyl-4-Thiazolidine Carboxylic Acid


3-acetyl-4-thiazolidinecarboxylic acid;
3-acetyl-thiazolidin-4-carboxylic acid;
3-acetyl-thiazolidine-4-carboxylic acid; folcisteine;
acetyl-thiazolidine-4-carboxylic acid;
n-acetyl-thiazolidine-4-carboxylic acid; NATCA

Technical Data

CAS Number: 5025-82-1
Molecular Formula: C6H9NO3S
Molecular Weight: 175.21
EC Number: 225-713-6

FabriChem Specifications

AppearanceWhite crystals or crystalline powder
Identification (IR)Positive
Specific Rotation-130° to -145°
State of Solution95.0% Min.
Chloride (Cl)0.05% Max.
pH2.0 – 2.8
Ammonium (NH4)0.02% Max.
Sulfate (SO4)0.03% Max.
Iron (Fe)10 ppm Max.
Heavy Metals (Pb)10 ppm Max.
Arsenic (As2O3)1 ppm Max.
Other Amino AcidsChromatographically
Not Detected
Assay98.5 – 101.0%

Molecular Structure



N-Acetyl-4-Thiazolidine Carboxylic Acid is an active ingredient derived from the Sulphur-rich Amino-Acid-L-Cysteine. It is used as a biological stimulant and plant growth enhancer.