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LC1779 (R)-(-)-Cystine
for synthesis

 

Order number Packaging Quantity Price €
AC28779 Plastic bottle 25 g 8.82
AC28779 Plastic bottle 100 g 28.35

 

Product information
Hill Formula C6H12N2O4S2
HS Code 2930 90 13
EC number 200-296-3
Molar mass 240.29 g/mol
CAS number 56-89-3

 

Chemical and physical data
Ignition temperature 400 °C
Solubility (20 °C) insoluble
Melting point 261 – 262 °C (decomposition)
Molar mass 240.29 g/mol
Density 1.677 g/cm3 (20 °C)
Bulk density 300 kg/m3
pH value >1 (H2O, 20 °C)

 

Safety information
RTECS HA2690000
Storage class 10 – 13 Other liquids and solids
WGK NWG not water endangering

 

Specifications
Assay (HClO4) ≥ 98 %
Spec. rotation [α]20/D (c=2 in HCl 1 mol/l) -225 – -215 °
Identity (IR) passes test