D-Penicillamine disulfide , 97% , 20902-45-8

Synonym(s):
S,S′-Bi(D-penicillamine);3,3′-Dithiobis(2-amino-3-methylbutanoic acid);3,3′-Dithiobis(2-amino-3-methylbutyric acid);3,3′-Dithiobis-D-valine;NSC 87505

CAS NO.：20902-45-8

Empirical Formula: C10H20N2O4S2

Molecular Weight: 296.41

MDL number: MFCD00004264

EINECS: 244-107-2

PRODUCT Properties

• Melting point: 204 °C (dec.)(lit.)
• alpha: D23 +27° (c = 1.46 in 1N HCl)
• Boiling point: 467.0±45.0 °C(Predicted)
• Density: 1.353±0.06 g/cm3(Predicted)
• storage temp.: 2-8°C
• solubility: Aqueous Base (Slightly), Water (Slightly)
• pka: 1.76±0.12(Predicted)
• form: powder or crystals
• color: White to Off-White
• optical activity: [α]25/D 75°, c = 1 in 1 M NaOH
• Merck: 13,7161
• BRN: 4461521
• Stability: Hygroscopic

Description and Uses

D-Penicillamine Disulfide is used in the treatment of neurodegenerative diseases such as Parkinson’s and Motor Neuron Disease. Inactivator of α1-antiproteinase, preventing deleterious effects of peroxynitrite.

Safety

• Symbol(GHS): GHS07
• Signal word: Warning
• Hazard statements: H315-H319-H335
• Precautionary statements: P305+P351+P338
• Hazard Codes: Xi
• Risk Statements: 36/37/38
• Safety Statements: 26-36
• WGK Germany: 3
• HS Code: 2930904915