Name: China Supplier High Quality Best Price Tiopronin Powder CAS 1953-02-2 with good service
Brand: Wuhan Fortuna Chemical Co., Ltd.

Specifications of Tiopronin CAS 1953-02-2

Items	Specification	Result
Assay	≥98.5%	99.6%
Appearance	White crystalline powder	Conforms
Melting point	96-99℃	97-99℃
Acidity	1.5-3.0	2.0
Related substance	Impurity Ⅲ≤1.5% Any single impurity≤0.5% Other total impurity≤1.0%	0.21% 0.1% 0.28%
Loss on drying	≤0.5%	0.04%
Residue on ignition	≤0.1%	0.05%
Heavy metals	≤10ppm	Conforms

Parameters of Tiopronin CAS 1953-02-2

Product parameters
Cas number:	1953-02-2
Appearance:	White crystalline powder
Purity:	98.5%min
Package details:	1kg/foil bag;25kg/drum
Brand:	Fortunachem

Tiopronin (also known as Thiopronine or chemically as N-(2-mercaptopropionyl)glycine) is a thiol compound primarily used as a prescription medication to prevent kidney stones in patients with severe cystinuria.

Its "selling points"—or key pharmacological benefits and characteristics—revolve around its ability to manage specific metabolic conditions and protect against toxicity.

Key Selling Points & Benefits

Prevention of Cystine Kidney Stones (Primary Indication):

This is the main clinical use of Tiopronin. It acts as a thiol-disulfide exchange agent. By binding to cystine in the urine, it forms a mixed disulfide compound that is significantly more water-soluble than cystine alone. This reduces the concentration of insoluble cystine, thereby preventing the formation of painful kidney stones in patients who do not respond to hydration and diet changes alone.

Hepatoprotective Effects:

Tiopronin is widely recognized (particularly in China) as a liver treatment drug. It helps improve liver function in patients with chronic hepatitis, fatty liver, and alcoholic liver disease. It works by promoting liver cell regeneration and reducing inflammation.

Antioxidant & Detoxification:

As a molecule with a free sulfhydryl (thiol) group, Tiopronin acts as an antioxidant. It can scavenge free radicals and has been shown to protect against heavy metal poisoning and reduce the nephrotoxicity (kidney damage) caused by certain chemotherapy drugs like Cisplatin, without compromising the anti-tumor efficacy.

Safer Alternative to Penicillamine:

Tiopronin is structurally and functionally similar to D-penicillamine but is generally considered to have a better safety profile and fewer adverse reactions, making it a preferred choice for many patients requiring thiol therapy.

Important Safety Considerations

While effective, Tiopronin requires careful medical supervision:

Side Effects: Common side effects include gastrointestinal issues (nausea, diarrhea), skin rashes, and taste disturbances. Serious but rare reactions can include blood disorders (like leukopenia) and kidney issues (proteinuria).

Contraindications: It is generally contraindicated in pregnant women, nursing mothers, children (in some regions), and patients with severe blood dyscrasias or specific types of severe hepatitis.

Monitoring: Patients usually require regular monitoring of blood counts, kidney function, and urine cystine levels during treatment.